summaryrefslogtreecommitdiff
path: root/src/win32
diff options
context:
space:
mode:
authorChris Wilson <chris@chris-wilson.co.uk>2012-02-12 11:25:07 +0000
committerChris Wilson <chris@chris-wilson.co.uk>2012-02-15 14:37:11 +0000
commitae3319890eacd1c8282ca6df7b263ac74abb5f8d (patch)
tree16b1f4bab9bcd4cbb13f5e15b01696c788d46203 /src/win32
parent92c0b37d04f9df8df53a455c8e8dda1946c84c87 (diff)
downloadcairo-ae3319890eacd1c8282ca6df7b263ac74abb5f8d.tar.gz
win32: Rebase on the new compositor infrastructure
Try and undo all the damage that has acrued over the years by plugging into the compositor pipeline. References: https://bugs.freedesktop.org/show_bug.cgi?id=42739 References: https://bugs.freedesktop.org/show_bug.cgi?id=42821 References: https://bugs.freedesktop.org/show_bug.cgi?id=33081 Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'src/win32')
-rw-r--r--src/win32/cairo-win32-debug.c87
-rw-r--r--src/win32/cairo-win32-device.c189
-rw-r--r--src/win32/cairo-win32-display-surface.c1031
-rw-r--r--src/win32/cairo-win32-font.c23
-rw-r--r--src/win32/cairo-win32-gdi-compositor.c646
-rw-r--r--src/win32/cairo-win32-printing-surface.c324
-rw-r--r--src/win32/cairo-win32-private.h183
-rw-r--r--src/win32/cairo-win32-surface.c1886
-rw-r--r--src/win32/cairo-win32-system.c89
9 files changed, 2374 insertions, 2084 deletions
diff --git a/src/win32/cairo-win32-debug.c b/src/win32/cairo-win32-debug.c
new file mode 100644
index 000000000..ff7aeaf1f
--- /dev/null
+++ b/src/win32/cairo-win32-debug.c
@@ -0,0 +1,87 @@
+/* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */
+/* Cairo - a vector graphics library with display and print output
+ *
+ * Copyright © 2005 Red Hat, Inc.
+ * Copyright © 2012 Intel Corporation
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it either under the terms of the GNU Lesser General Public
+ * License version 2.1 as published by the Free Software Foundation
+ * (the "LGPL") or, at your option, under the terms of the Mozilla
+ * Public License Version 1.1 (the "MPL"). If you do not alter this
+ * notice, a recipient may use your version of this file under either
+ * the MPL or the LGPL.
+ *
+ * You should have received a copy of the LGPL along with this library
+ * in the file COPYING-LGPL-2.1; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
+ * You should have received a copy of the MPL along with this library
+ * in the file COPYING-MPL-1.1
+ *
+ * The contents of this file are subject to the Mozilla Public License
+ * Version 1.1 (the "License"); you may not use this file except in
+ * compliance with the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
+ * OF ANY KIND, either express or implied. See the LGPL or the MPL for
+ * the specific language governing rights and limitations.
+ *
+ * The Original Code is the cairo graphics library.
+ *
+ * The Initial Developer of the Original Code is Red Hat, Inc.
+ *
+ * Contributor(s):
+ * Owen Taylor <otaylor@redhat.com>
+ * Stuart Parmenter <stuart@mozilla.com>
+ * Vladimir Vukicevic <vladimir@pobox.com>
+ */
+
+#define WIN32_LEAN_AND_MEAN
+/* We require Windows 2000 features such as ETO_PDY */
+#if !defined(WINVER) || (WINVER < 0x0500)
+# define WINVER 0x0500
+#endif
+#if !defined(_WIN32_WINNT) || (_WIN32_WINNT < 0x0500)
+# define _WIN32_WINNT 0x0500
+#endif
+
+#include "cairoint.h"
+#include "cairo-win32-private.h"
+
+#include <wchar.h>
+#include <windows.h>
+
+void
+_cairo_win32_debug_dump_hrgn (HRGN rgn, char *header)
+{
+ RGNDATA *rd;
+ unsigned int z;
+
+ if (header)
+ fprintf (stderr, "%s\n", header);
+
+ if (rgn == NULL) {
+ fprintf (stderr, " NULL\n");
+ }
+
+ z = GetRegionData(rgn, 0, NULL);
+ rd = (RGNDATA*) malloc(z);
+ z = GetRegionData(rgn, z, rd);
+
+ fprintf (stderr, " %ld rects, bounds: %ld %ld %ld %ld\n",
+ rd->rdh.nCount,
+ rd->rdh.rcBound.left,
+ rd->rdh.rcBound.top,
+ rd->rdh.rcBound.right - rd->rdh.rcBound.left,
+ rd->rdh.rcBound.bottom - rd->rdh.rcBound.top);
+
+ for (z = 0; z < rd->rdh.nCount; z++) {
+ RECT r = ((RECT*)rd->Buffer)[z];
+ fprintf (stderr, " [%d]: [%ld %ld %ld %ld]\n",
+ z, r.left, r.top, r.right - r.left, r.bottom - r.top);
+ }
+
+ free(rd);
+ fflush (stderr);
+}
diff --git a/src/win32/cairo-win32-device.c b/src/win32/cairo-win32-device.c
new file mode 100644
index 000000000..b3ee5739a
--- /dev/null
+++ b/src/win32/cairo-win32-device.c
@@ -0,0 +1,189 @@
+/* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */
+/* Cairo - a vector graphics library with display and print output
+ *
+ * Copyright © 2005 Red Hat, Inc.
+ * Copyright © 2012 Intel Corporation
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it either under the terms of the GNU Lesser General Public
+ * License version 2.1 as published by the Free Software Foundation
+ * (the "LGPL") or, at your option, under the terms of the Mozilla
+ * Public License Version 1.1 (the "MPL"). If you do not alter this
+ * notice, a recipient may use your version of this file under either
+ * the MPL or the LGPL.
+ *
+ * You should have received a copy of the LGPL along with this library
+ * in the file COPYING-LGPL-2.1; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
+ * You should have received a copy of the MPL along with this library
+ * in the file COPYING-MPL-1.1
+ *
+ * The contents of this file are subject to the Mozilla Public License
+ * Version 1.1 (the "License"); you may not use this file except in
+ * compliance with the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
+ * OF ANY KIND, either express or implied. See the LGPL or the MPL for
+ * the specific language governing rights and limitations.
+ *
+ * The Original Code is the cairo graphics library.
+ *
+ * The Initial Developer of the Original Code is Red Hat, Inc.
+ *
+ * Contributor(s):
+ * Owen Taylor <otaylor@redhat.com>
+ * Stuart Parmenter <stuart@mozilla.com>
+ * Vladimir Vukicevic <vladimir@pobox.com>
+ */
+
+#define WIN32_LEAN_AND_MEAN
+/* We require Windows 2000 features such as ETO_PDY */
+#if !defined(WINVER) || (WINVER < 0x0500)
+# define WINVER 0x0500
+#endif
+#if !defined(_WIN32_WINNT) || (_WIN32_WINNT < 0x0500)
+# define _WIN32_WINNT 0x0500
+#endif
+
+#include "cairoint.h"
+
+#include "cairo-atomic-private.h"
+#include "cairo-device-private.h"
+#include "cairo-win32-private.h"
+
+#include <wchar.h>
+#include <windows.h>
+
+static cairo_device_t *__cairo_win32_device;
+
+static cairo_status_t
+_cairo_win32_device_flush (void *device)
+{
+ GdiFlush ();
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static void
+_cairo_win32_device_finish (void *device)
+{
+}
+
+static void
+_cairo_win32_device_destroy (void *device)
+{
+ free (device);
+}
+
+static const cairo_device_backend_t _cairo_win32_device_backend = {
+ CAIRO_DEVICE_TYPE_WIN32,
+
+ NULL, NULL, /* lock, unlock */
+
+ _cairo_win32_device_flush,
+ _cairo_win32_device_finish,
+ _cairo_win32_device_destroy,
+};
+
+#if 0
+D2D1_RENDER_TARGET_PROPERTIES props = D2D1::RenderTargetProperties(D2D1_RENDER_TARGET_TYPE_DEFAULT,
+ D2D1::PixelFormat(
+ DXGI_FORMAT_B8G8R8A8_UNORM,
+ D2D1_ALPHA_MODE_IGNORE),
+ 0,
+ 0,
+ D2D1_RENDER_TARGET_USAGE_NONE,
+ D2D1_FEATURE_LEVEL_DEFAULT
+ );
+
+hr = m_pD2DFactory->CreateDCRenderTarget(&props, &device->d2d);
+#endif
+
+static cairo_bool_t is_win98 (void)
+{
+ OSVERSIONINFO os;
+
+ os.dwOSVersionInfoSize = sizeof (os);
+ GetVersionEx (&os);
+
+ return (VER_PLATFORM_WIN32_WINDOWS != os.dwPlatformId &&
+ os.dwMajorVersion != 4 &&
+ os.dwMinorVersion != 10);
+}
+
+static void *
+_cairo_win32_device_get_alpha_blend (cairo_win32_device_t *device)
+{
+ void *func = NULL;
+
+ if (is_win98 ())
+ return NULL;
+
+ device->msimg32_dll = LoadLibraryW (L"msimg32");
+ if (device->msimg32_dll)
+ func = GetProcAddress (device->msimg32_dll, "AlphaBlend");
+
+ return func;
+}
+
+cairo_device_t *
+_cairo_win32_device_get (void)
+{
+ cairo_win32_device_t *device;
+
+ if (__cairo_win32_device)
+ return cairo_device_reference (__cairo_win32_device);
+
+ device = malloc (sizeof (*device));
+
+ _cairo_device_init (&device->base, &_cairo_win32_device_backend);
+
+ device->compositor = _cairo_win32_gdi_compositor_get ();
+
+ device->msimg32_dll = NULL;
+ device->alpha_blend = _cairo_win32_device_get_alpha_blend (device);
+
+ if (_cairo_atomic_ptr_cmpxchg ((void **)&__cairo_win32_device, NULL, device))
+ return cairo_device_reference(&device->base);
+
+ _cairo_win32_device_destroy (device);
+ return cairo_device_reference (__cairo_win32_device);
+}
+
+unsigned
+_cairo_win32_flags_for_dc (HDC dc)
+{
+ uint32_t flags = 0;
+ int cap;
+
+ cap = GetDeviceCaps(dc, RASTERCAPS);
+ if (cap & RC_BITBLT)
+ flags |= CAIRO_WIN32_SURFACE_CAN_BITBLT;
+ if (cap & RC_STRETCHBLT)
+ flags |= CAIRO_WIN32_SURFACE_CAN_STRETCHBLT;
+ if (cap & RC_STRETCHDIB)
+ flags |= CAIRO_WIN32_SURFACE_CAN_STRETCHDIB;
+
+ if (GetDeviceCaps(dc, TECHNOLOGY) == DT_RASDISPLAY) {
+ flags |= CAIRO_WIN32_SURFACE_IS_DISPLAY;
+
+ /* These will always be possible, but the actual GetDeviceCaps
+ * calls will return whether they're accelerated or not.
+ * We may want to use our own (pixman) routines sometimes
+ * if they're eventually faster, but for now have GDI do
+ * everything.
+ */
+#if 0
+ flags |= CAIRO_WIN32_SURFACE_CAN_BITBLT;
+ flags |= CAIRO_WIN32_SURFACE_CAN_ALPHABLEND;
+ flags |= CAIRO_WIN32_SURFACE_CAN_STRETCHBLT;
+ flags |= CAIRO_WIN32_SURFACE_CAN_STRETCHDIB;
+#endif
+ } else {
+ cap = GetDeviceCaps(dc, SHADEBLENDCAPS);
+ if (cap != SB_NONE)
+ flags |= CAIRO_WIN32_SURFACE_CAN_ALPHABLEND;
+ }
+
+ return flags;
+}
diff --git a/src/win32/cairo-win32-display-surface.c b/src/win32/cairo-win32-display-surface.c
new file mode 100644
index 000000000..1b5d47edb
--- /dev/null
+++ b/src/win32/cairo-win32-display-surface.c
@@ -0,0 +1,1031 @@
+/* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */
+/* Cairo - a vector graphics library with display and print output
+ *
+ * Copyright © 2005 Red Hat, Inc.
+ * Copyright © 2012 Intel Corporation
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it either under the terms of the GNU Lesser General Public
+ * License version 2.1 as published by the Free Software Foundation
+ * (the "LGPL") or, at your option, under the terms of the Mozilla
+ * Public License Version 1.1 (the "MPL"). If you do not alter this
+ * notice, a recipient may use your version of this file under either
+ * the MPL or the LGPL.
+ *
+ * You should have received a copy of the LGPL along with this library
+ * in the file COPYING-LGPL-2.1; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
+ * You should have received a copy of the MPL along with this library
+ * in the file COPYING-MPL-1.1
+ *
+ * The contents of this file are subject to the Mozilla Public License
+ * Version 1.1 (the "License"); you may not use this file except in
+ * compliance with the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
+ * OF ANY KIND, either express or implied. See the LGPL or the MPL for
+ * the specific language governing rights and limitations.
+ *
+ * The Original Code is the cairo graphics library.
+ *
+ * The Initial Developer of the Original Code is Red Hat, Inc.
+ *
+ * Contributor(s):
+ * Owen Taylor <otaylor@redhat.com>
+ * Stuart Parmenter <stuart@mozilla.com>
+ * Vladimir Vukicevic <vladimir@pobox.com>
+ */
+
+#define WIN32_LEAN_AND_MEAN
+/* We require Windows 2000 features such as ETO_PDY */
+#if !defined(WINVER) || (WINVER < 0x0500)
+# define WINVER 0x0500
+#endif
+#if !defined(_WIN32_WINNT) || (_WIN32_WINNT < 0x0500)
+# define _WIN32_WINNT 0x0500
+#endif
+
+#include "cairoint.h"
+
+#include "cairo-clip-private.h"
+#include "cairo-composite-rectangles-private.h"
+#include "cairo-compositor-private.h"
+#include "cairo-damage-private.h"
+#include "cairo-default-context-private.h"
+#include "cairo-error-private.h"
+#include "cairo-image-surface-private.h"
+#include "cairo-paginated-private.h"
+#include "cairo-pattern-private.h"
+#include "cairo-win32-private.h"
+#include "cairo-scaled-font-subsets-private.h"
+#include "cairo-surface-fallback-private.h"
+#include "cairo-surface-backend-private.h"
+
+#include <wchar.h>
+#include <windows.h>
+
+#if defined(__MINGW32__) && !defined(ETO_PDY)
+# define ETO_PDY 0x2000
+#endif
+
+#define PELS_72DPI ((LONG)(72. / 0.0254))
+
+/**
+ * SECTION:cairo-win32
+ * @Title: Win32 Surfaces
+ * @Short_Description: Microsoft Windows surface support
+ * @See_Also: #cairo_surface_t
+ *
+ * The Microsoft Windows surface is used to render cairo graphics to
+ * Microsoft Windows windows, bitmaps, and printing device contexts.
+ *
+ * The surface returned by cairo_win32_printing_surface_create() is of surface
+ * type %CAIRO_SURFACE_TYPE_WIN32_PRINTING and is a multi-page vector surface
+ * type.
+ *
+ * The surface returned by the other win32 constructors is of surface type
+ * %CAIRO_SURFACE_TYPE_WIN32 and is a raster surface type.
+ */
+
+/**
+ * CAIRO_HAS_WIN32_SURFACE:
+ *
+ * Defined if the Microsoft Windows surface backend is available.
+ * This macro can be used to conditionally compile backend-specific code.
+ */
+
+static const cairo_surface_backend_t cairo_win32_display_surface_backend;
+
+static cairo_status_t
+_create_dc_and_bitmap (cairo_win32_display_surface_t *surface,
+ HDC original_dc,
+ cairo_format_t format,
+ int width,
+ int height,
+ unsigned char **bits_out,
+ int *rowstride_out)
+{
+ cairo_status_t status;
+
+ BITMAPINFO *bitmap_info = NULL;
+ struct {
+ BITMAPINFOHEADER bmiHeader;
+ RGBQUAD bmiColors[2];
+ } bmi_stack;
+ void *bits;
+
+ int num_palette = 0; /* Quiet GCC */
+ int i;
+
+ surface->win32.dc = NULL;
+ surface->bitmap = NULL;
+ surface->is_dib = FALSE;
+
+ switch (format) {
+ default:
+ case CAIRO_FORMAT_INVALID:
+ case CAIRO_FORMAT_RGB16_565:
+ case CAIRO_FORMAT_RGB30:
+ return _cairo_error (CAIRO_STATUS_INVALID_FORMAT);
+ case CAIRO_FORMAT_ARGB32:
+ case CAIRO_FORMAT_RGB24:
+ num_palette = 0;
+ break;
+
+ case CAIRO_FORMAT_A8:
+ num_palette = 256;
+ break;
+
+ case CAIRO_FORMAT_A1:
+ num_palette = 2;
+ break;
+ }
+
+ if (num_palette > 2) {
+ bitmap_info = _cairo_malloc_ab_plus_c (num_palette, sizeof(RGBQUAD), sizeof(BITMAPINFOHEADER));
+ if (!bitmap_info)
+ return _cairo_error (CAIRO_STATUS_NO_MEMORY);
+ } else {
+ bitmap_info = (BITMAPINFO *)&bmi_stack;
+ }
+
+ bitmap_info->bmiHeader.biSize = sizeof (BITMAPINFOHEADER);
+ bitmap_info->bmiHeader.biWidth = width == 0 ? 1 : width;
+ bitmap_info->bmiHeader.biHeight = height == 0 ? -1 : - height; /* top-down */
+ bitmap_info->bmiHeader.biSizeImage = 0;
+ bitmap_info->bmiHeader.biXPelsPerMeter = PELS_72DPI; /* unused here */
+ bitmap_info->bmiHeader.biYPelsPerMeter = PELS_72DPI; /* unused here */
+ bitmap_info->bmiHeader.biPlanes = 1;
+
+ switch (format) {
+ case CAIRO_FORMAT_INVALID:
+ case CAIRO_FORMAT_RGB16_565:
+ case CAIRO_FORMAT_RGB30:
+ ASSERT_NOT_REACHED;
+ /* We can't create real RGB24 bitmaps because something seems to
+ * break if we do, especially if we don't set up an image
+ * fallback. It could be a bug with using a 24bpp pixman image
+ * (and creating one with masks). So treat them like 32bpp.
+ * Note: This causes problems when using BitBlt/AlphaBlend/etc!
+ * see end of file.
+ */
+ case CAIRO_FORMAT_RGB24:
+ case CAIRO_FORMAT_ARGB32:
+ bitmap_info->bmiHeader.biBitCount = 32;
+ bitmap_info->bmiHeader.biCompression = BI_RGB;
+ bitmap_info->bmiHeader.biClrUsed = 0; /* unused */
+ bitmap_info->bmiHeader.biClrImportant = 0;
+ break;
+
+ case CAIRO_FORMAT_A8:
+ bitmap_info->bmiHeader.biBitCount = 8;
+ bitmap_info->bmiHeader.biCompression = BI_RGB;
+ bitmap_info->bmiHeader.biClrUsed = 256;
+ bitmap_info->bmiHeader.biClrImportant = 0;
+
+ for (i = 0; i < 256; i++) {
+ bitmap_info->bmiColors[i].rgbBlue = i;
+ bitmap_info->bmiColors[i].rgbGreen = i;
+ bitmap_info->bmiColors[i].rgbRed = i;
+ bitmap_info->bmiColors[i].rgbReserved = 0;
+ }
+ break;
+
+ case CAIRO_FORMAT_A1:
+ bitmap_info->bmiHeader.biBitCount = 1;
+ bitmap_info->bmiHeader.biCompression = BI_RGB;
+ bitmap_info->bmiHeader.biClrUsed = 2;
+ bitmap_info->bmiHeader.biClrImportant = 0;
+
+ for (i = 0; i < 2; i++) {
+ bitmap_info->bmiColors[i].rgbBlue = i * 255;
+ bitmap_info->bmiColors[i].rgbGreen = i * 255;
+ bitmap_info->bmiColors[i].rgbRed = i * 255;
+ bitmap_info->bmiColors[i].rgbReserved = 0;
+ }
+ break;
+ }
+
+ surface->win32.dc = CreateCompatibleDC (original_dc);
+ if (!surface->win32.dc)
+ goto FAIL;
+
+ surface->bitmap = CreateDIBSection (surface->win32.dc,
+ bitmap_info,
+ DIB_RGB_COLORS,
+ &bits,
+ NULL, 0);
+ if (!surface->bitmap)
+ goto FAIL;
+
+ surface->is_dib = TRUE;
+
+ GdiFlush();
+
+ surface->saved_dc_bitmap = SelectObject (surface->win32.dc,
+ surface->bitmap);
+ if (!surface->saved_dc_bitmap)
+ goto FAIL;
+
+ if (bitmap_info && num_palette > 2)
+ free (bitmap_info);
+
+ if (bits_out)
+ *bits_out = bits;
+
+ if (rowstride_out) {
+ /* Windows bitmaps are padded to 32-bit (dword) boundaries */
+ switch (format) {
+ case CAIRO_FORMAT_INVALID:
+ case CAIRO_FORMAT_RGB16_565:
+ case CAIRO_FORMAT_RGB30:
+ ASSERT_NOT_REACHED;
+ case CAIRO_FORMAT_ARGB32:
+ case CAIRO_FORMAT_RGB24:
+ *rowstride_out = 4 * width;
+ break;
+
+ case CAIRO_FORMAT_A8:
+ *rowstride_out = (width + 3) & ~3;
+ break;
+
+ case CAIRO_FORMAT_A1:
+ *rowstride_out = ((width + 31) & ~31) / 8;
+ break;
+ }
+ }
+
+ surface->win32.flags = _cairo_win32_flags_for_dc (surface->win32.dc);
+
+ return CAIRO_STATUS_SUCCESS;
+
+ FAIL:
+ status = _cairo_win32_print_gdi_error (__FUNCTION__);
+
+ if (bitmap_info && num_palette > 2)
+ free (bitmap_info);
+
+ if (surface->saved_dc_bitmap) {
+ SelectObject (surface->win32.dc, surface->saved_dc_bitmap);
+ surface->saved_dc_bitmap = NULL;
+ }
+
+ if (surface->bitmap) {
+ DeleteObject (surface->bitmap);
+ surface->bitmap = NULL;
+ }
+
+ if (surface->win32.dc) {
+ DeleteDC (surface->win32.dc);
+ surface->win32.dc = NULL;
+ }
+
+ return status;
+}
+
+static cairo_surface_t *
+_cairo_win32_display_surface_create_for_dc (HDC original_dc,
+ cairo_format_t format,
+ int width,
+ int height)
+{
+ cairo_status_t status;
+ cairo_device_t *device;
+ cairo_win32_display_surface_t *surface;
+ unsigned char *bits;
+ int rowstride;
+
+ surface = malloc (sizeof (*surface));
+ if (surface == NULL)
+ return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY));
+
+ surface->fallback = NULL;
+
+ status = _create_dc_and_bitmap (surface, original_dc, format,
+ width, height,
+ &bits, &rowstride);
+ if (status)
+ goto FAIL;
+
+ surface->image = cairo_image_surface_create_for_data (bits, format,
+ width, height, rowstride);
+ status = surface->image->status;
+ if (status)
+ goto FAIL;
+
+ _cairo_image_surface_set_parent (to_image_surface(surface->image),
+ &surface->win32.base);
+
+ surface->win32.format = format;
+
+ surface->win32.extents.x = 0;
+ surface->win32.extents.y = 0;
+ surface->win32.extents.width = width;
+ surface->win32.extents.height = height;
+
+ surface->initial_clip_rgn = NULL;
+ surface->had_simple_clip = FALSE;
+
+ device = _cairo_win32_device_get ();
+
+ _cairo_surface_init (&surface->win32.base,
+ &cairo_win32_display_surface_backend,
+ device,
+ _cairo_content_from_format (format));
+
+ cairo_device_destroy (device);
+
+ return &surface->win32.base;
+
+ FAIL:
+ if (surface->bitmap) {
+ SelectObject (surface->win32.dc, surface->saved_dc_bitmap);
+ DeleteObject (surface->bitmap);
+ DeleteDC (surface->win32.dc);
+ }
+ free (surface);
+
+ return _cairo_surface_create_in_error (status);
+}
+
+static cairo_surface_t *
+_cairo_win32_display_surface_create_similar (void *abstract_src,
+ cairo_content_t content,
+ int width,
+ int height)
+{
+ cairo_win32_display_surface_t *src = abstract_src;
+ cairo_format_t format = _cairo_format_from_content (content);
+ cairo_surface_t *new_surf = NULL;
+
+ /* We force a DIB always if:
+ * - we need alpha; or
+ * - the parent is a DIB; or
+ * - the parent is for printing (because we don't care about the
+ * bit depth at that point)
+ *
+ * We also might end up with a DIB even if a DDB is requested if
+ * DDB creation failed due to out of memory.
+ */
+ if (!(src->is_dib || content & CAIRO_CONTENT_ALPHA)) {
+ /* try to create a ddb */
+ new_surf = cairo_win32_surface_create_with_ddb (src->win32.dc, CAIRO_FORMAT_RGB24, width, height);
+
+ if (new_surf->status)
+ new_surf = NULL;
+ }
+
+ if (new_surf == NULL) {
+ new_surf = _cairo_win32_display_surface_create_for_dc (src->win32.dc, format, width, height);
+ }
+
+ return new_surf;
+}
+
+static cairo_surface_t *
+_cairo_win32_display_surface_create_similar_image (void *abstract_other,
+ cairo_format_t format,
+ int width,
+ int height)
+{
+ cairo_win32_display_surface_t *surface = abstract_other;
+
+ surface = (cairo_win32_display_surface_t *)
+ _cairo_win32_display_surface_create_for_dc (surface->win32.dc,
+ format, width, height);
+ if (surface->win32.base.status)
+ return &surface->win32.base;
+
+ return surface->image;
+}
+
+static cairo_status_t
+_cairo_win32_display_surface_finish (void *abstract_surface)
+{
+ cairo_win32_display_surface_t *surface = abstract_surface;
+
+ if (surface->image)
+ cairo_surface_destroy (surface->image);
+
+ /* If we created the Bitmap and DC, destroy them */
+ if (surface->bitmap) {
+ SelectObject (surface->win32.dc, surface->saved_dc_bitmap);
+ DeleteObject (surface->bitmap);
+ DeleteDC (surface->win32.dc);
+ }
+
+ if (surface->initial_clip_rgn)
+ DeleteObject (surface->initial_clip_rgn);
+
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_surface_t *
+_cairo_win32_display_surface_map_to_image (void *abstract_surface,
+ const cairo_rectangle_int_t *extents)
+{
+ cairo_win32_display_surface_t *surface = abstract_surface;
+ cairo_status_t status;
+
+ TRACE ((stderr, "%s (surface=%d)\n",
+ __FUNCTION__, surface->win32.base.unique_id));
+
+ if (surface->image)
+ goto done;
+
+ if (surface->fallback == NULL) {
+ surface->fallback =
+ _cairo_win32_display_surface_create_for_dc (surface->win32.dc,
+ surface->win32.format,
+ surface->win32.extents.width,
+ surface->win32.extents.height);
+ if (unlikely (status = surface->fallback->status))
+ goto err;
+
+ if (!BitBlt (to_win32_surface(surface->fallback)->dc,
+ 0, 0,
+ surface->win32.extents.width,
+ surface->win32.extents.height,
+ surface->win32.dc,
+ 0, 0,
+ SRCCOPY)) {
+ status = _cairo_error (CAIRO_STATUS_DEVICE_ERROR);
+ goto err;
+ }
+ }
+
+ surface = to_win32_display_surface (surface->fallback);
+ if (surface->image->damage == NULL)
+ surface->image->damage = _cairo_damage_create ();
+
+done:
+ GdiFlush();
+ return _cairo_image_surface_map_to_image (surface->image, extents);
+
+err:
+ cairo_surface_destroy (surface->fallback);
+ surface->fallback = NULL;
+
+ return _cairo_surface_create_in_error (status);
+}
+
+static cairo_int_status_t
+_cairo_win32_display_surface_unmap_image (void *surface,
+ cairo_image_surface_t *image)
+{
+ /* Delay the download until the next flush, which means we also need
+ * to make sure our sources rare flushed.
+ */
+ TRACE ((stderr, "%s (surface=%d)\n",
+ __FUNCTION__, to_win32_surface(surface)->base.unique_id));
+ return CAIRO_INT_STATUS_SUCCESS;
+}
+
+static cairo_status_t
+_cairo_win32_display_surface_flush (void *abstract_surface)
+{
+ cairo_win32_display_surface_t *surface = abstract_surface;
+ cairo_win32_display_surface_t *fallback;
+ cairo_status_t status = CAIRO_STATUS_SUCCESS;
+
+ TRACE ((stderr, "%s (surface=%d)\n",
+ __FUNCTION__, surface->win32.base.unique_id));
+ if (surface->fallback == NULL)
+ return CAIRO_STATUS_SUCCESS;
+
+ fallback = to_win32_display_surface (surface->fallback);
+ assert (fallback->image);
+
+ if (fallback->image->damage) {
+ cairo_damage_t *damage;
+
+ damage = _cairo_damage_reduce (fallback->image->damage);
+ fallback->image->damage = NULL;
+
+ if (damage->status) {
+ if (!BitBlt (surface->win32.dc,
+ 0, 0,
+ surface->win32.extents.width,
+ surface->win32.extents.height,
+ fallback->win32.dc,
+ 0, 0,
+ SRCCOPY))
+ status = _cairo_win32_print_gdi_error (__FUNCTION__);
+ } else {
+ int n = cairo_region_num_rectangles (damage->region), i;
+ for (i = 0; i < n; i++) {
+ cairo_rectangle_int_t rect;
+
+ cairo_region_get_rectangle (damage->region, i, &rect);
+ if (!BitBlt (surface->win32.dc,
+ rect.x, rect.y,
+ rect.width, rect.height,
+ fallback->win32.dc,
+ 0, 0,
+ SRCCOPY)) {
+ status = _cairo_win32_print_gdi_error (__FUNCTION__);
+ break;
+ }
+ }
+ }
+ _cairo_damage_destroy (damage);
+ } else {
+ cairo_surface_destroy (surface->fallback);
+ surface->fallback = NULL;
+ }
+
+ return status;
+}
+
+static cairo_status_t
+_cairo_win32_display_surface_mark_dirty (void *abstract_surface,
+ int x, int y, int width, int height)
+{
+ _cairo_win32_display_surface_discard_fallback (abstract_surface);
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_int_status_t
+_cairo_win32_save_initial_clip (HDC hdc, cairo_win32_display_surface_t *surface)
+{
+ RECT rect;
+ int clipBoxType;
+ int gm;
+ XFORM saved_xform;
+
+ /* GetClipBox/GetClipRgn and friends interact badly with a world transform
+ * set. GetClipBox returns values in logical (transformed) coordinates;
+ * it's unclear what GetClipRgn returns, because the region is empty in the
+ * case of a SIMPLEREGION clip, but I assume device (untransformed) coordinates.
+ * Similarly, IntersectClipRect works in logical units, whereas SelectClipRgn
+ * works in device units.
+ *
+ * So, avoid the whole mess and get rid of the world transform
+ * while we store our initial data and when we restore initial coordinates.
+ *
+ * XXX we may need to modify x/y by the ViewportOrg or WindowOrg
+ * here in GM_COMPATIBLE; unclear.
+ */
+ gm = GetGraphicsMode (hdc);
+ if (gm == GM_ADVANCED) {
+ GetWorldTransform (hdc, &saved_xform);
+ ModifyWorldTransform (hdc, NULL, MWT_IDENTITY);
+ }
+
+ clipBoxType = GetClipBox (hdc, &rect);
+ if (clipBoxType == ERROR) {
+ _cairo_win32_print_gdi_error (__FUNCTION__);
+ SetGraphicsMode (hdc, gm);
+ /* XXX: Can we make a more reasonable guess at the error cause here? */
+ return _cairo_error (CAIRO_STATUS_DEVICE_ERROR);
+ }
+
+ surface->win32.extents.x = rect.left;
+ surface->win32.extents.y = rect.top;
+ surface->win32.extents.width = rect.right - rect.left;
+ surface->win32.extents.height = rect.bottom - rect.top;
+
+ surface->initial_clip_rgn = NULL;
+ surface->had_simple_clip = FALSE;
+
+ if (clipBoxType == COMPLEXREGION) {
+ surface->initial_clip_rgn = CreateRectRgn (0, 0, 0, 0);
+ if (GetClipRgn (hdc, surface->initial_clip_rgn) <= 0) {
+ DeleteObject(surface->initial_clip_rgn);
+ surface->initial_clip_rgn = NULL;
+ }
+ } else if (clipBoxType == SIMPLEREGION) {
+ surface->had_simple_clip = TRUE;
+ }
+
+ if (gm == GM_ADVANCED)
+ SetWorldTransform (hdc, &saved_xform);
+
+ return CAIRO_STATUS_SUCCESS;
+}
+
+cairo_status_t
+_cairo_win32_display_surface_set_clip (cairo_win32_display_surface_t *surface,
+ cairo_clip_t *clip)
+{
+ char stack[512];
+ cairo_rectangle_int_t extents;
+ int num_rects;
+ RGNDATA *data;
+ size_t data_size;
+ RECT *rects;
+ int i;
+ HRGN gdi_region;
+ cairo_status_t status;
+ cairo_region_t *region;
+
+ /* The semantics we want is that any clip set by cairo combines
+ * is intersected with the clip on device context that the
+ * surface was created for. To implement this, we need to
+ * save the original clip when first setting a clip on surface.
+ */
+
+ assert (_cairo_clip_is_region (clip));
+ region = _cairo_clip_get_region (clip);
+ if (region == NULL)
+ return CAIRO_STATUS_SUCCESS;
+
+ cairo_region_get_extents (region, &extents);
+ num_rects = cairo_region_num_rectangles (region);
+
+ /* XXX see notes in _cairo_win32_save_initial_clip --
+ * this code will interact badly with a HDC which had an initial
+ * world transform -- we should probably manually transform the
+ * region rects, because SelectClipRgn takes device units, not
+ * logical units (unlike IntersectClipRect).
+ */
+
+ data_size = sizeof (RGNDATAHEADER) + num_rects * sizeof (RECT);
+ if (data_size > sizeof (stack)) {
+ data = malloc (data_size);
+ if (!data)
+ return _cairo_error(CAIRO_STATUS_NO_MEMORY);
+ } else
+ data = (RGNDATA *)stack;
+
+ data->rdh.dwSize = sizeof (RGNDATAHEADER);
+ data->rdh.iType = RDH_RECTANGLES;
+ data->rdh.nCount = num_rects;
+ data->rdh.nRgnSize = num_rects * sizeof (RECT);
+ data->rdh.rcBound.left = extents.x;
+ data->rdh.rcBound.top = extents.y;
+ data->rdh.rcBound.right = extents.x + extents.width;
+ data->rdh.rcBound.bottom = extents.y + extents.height;
+
+ rects = (RECT *)data->Buffer;
+ for (i = 0; i < num_rects; i++) {
+ cairo_rectangle_int_t rect;
+
+ cairo_region_get_rectangle (region, i, &rect);
+
+ rects[i].left = rect.x;
+ rects[i].top = rect.y;
+ rects[i].right = rect.x + rect.width;
+ rects[i].bottom = rect.y + rect.height;
+ }
+
+ gdi_region = ExtCreateRegion (NULL, data_size, data);
+ if ((char *)data != stack)
+ free (data);
+
+ if (!gdi_region)
+ return _cairo_error (CAIRO_STATUS_NO_MEMORY);
+
+ /* AND the new region into our DC */
+ status = CAIRO_STATUS_SUCCESS;
+ if (ExtSelectClipRgn (surface->win32.dc, gdi_region, RGN_AND) == ERROR)
+ status = _cairo_win32_print_gdi_error (__FUNCTION__);
+
+ DeleteObject (gdi_region);
+
+ return status;
+}
+
+void
+_cairo_win32_display_surface_unset_clip (cairo_win32_display_surface_t *surface)
+{
+ XFORM saved_xform;
+ int gm = GetGraphicsMode (surface->win32.dc);
+ if (gm == GM_ADVANCED) {
+ GetWorldTransform (surface->win32.dc, &saved_xform);
+ ModifyWorldTransform (surface->win32.dc, NULL, MWT_IDENTITY);
+ }
+
+ /* initial_clip_rgn will either be a real region or NULL (which means reset to no clip region) */
+ SelectClipRgn (surface->win32.dc, surface->initial_clip_rgn);
+
+ if (surface->had_simple_clip) {
+ /* then if we had a simple clip, intersect */
+ IntersectClipRect (surface->win32.dc,
+ surface->win32.extents.x,
+ surface->win32.extents.y,
+ surface->win32.extents.x + surface->win32.extents.width,
+ surface->win32.extents.y + surface->win32.extents.height);
+ }
+
+ if (gm == GM_ADVANCED)
+ SetWorldTransform (surface->win32.dc, &saved_xform);
+}
+
+void
+_cairo_win32_display_surface_discard_fallback (cairo_win32_display_surface_t *surface)
+{
+ TRACE ((stderr, "%s (surface=%d)\n",
+ __FUNCTION__, surface->win32.base.unique_id));
+
+ if (surface->fallback) {
+ cairo_surface_destroy (surface->fallback);
+ surface->fallback = NULL;
+ }
+}
+
+static cairo_int_status_t
+_cairo_win32_display_surface_paint (void *surface,
+ cairo_operator_t op,
+ const cairo_pattern_t *source,
+ const cairo_clip_t *clip)
+{
+ cairo_win32_device_t *device = to_win32_device_from_surface (surface);
+
+ TRACE ((stderr, "%s (surface=%d)\n",
+ __FUNCTION__, to_win32_surface(surface)->base.unique_id));
+
+ if (clip == NULL &&
+ (op == CAIRO_OPERATOR_SOURCE || op == CAIRO_OPERATOR_CLEAR))
+ _cairo_win32_display_surface_discard_fallback (surface);
+
+ return _cairo_compositor_paint (device->compositor,
+ surface, op, source, clip);
+}
+
+static cairo_int_status_t
+_cairo_win32_display_surface_mask (void *surface,
+ cairo_operator_t op,
+ const cairo_pattern_t *source,
+ const cairo_pattern_t *mask,
+ const cairo_clip_t *clip)
+{
+ cairo_win32_device_t *device = to_win32_device_from_surface (surface);
+
+ TRACE ((stderr, "%s (surface=%d)\n",
+ __FUNCTION__, to_win32_surface(surface)->base.unique_id));
+
+ if (clip == NULL && op == CAIRO_OPERATOR_SOURCE)
+ _cairo_win32_display_surface_discard_fallback (surface);
+
+ return _cairo_compositor_mask (device->compositor,
+ surface, op, source, mask, clip);
+}
+
+static cairo_int_status_t
+_cairo_win32_display_surface_stroke (void *surface,
+ cairo_operator_t op,
+ const cairo_pattern_t *source,
+ const cairo_path_fixed_t *path,
+ const cairo_stroke_style_t *style,
+ const cairo_matrix_t *ctm,
+ const cairo_matrix_t *ctm_inverse,
+ double tolerance,
+ cairo_antialias_t antialias,
+ const cairo_clip_t *clip)
+{
+ cairo_win32_device_t *device = to_win32_device_from_surface (surface);
+
+ TRACE ((stderr, "%s (surface=%d)\n",
+ __FUNCTION__, to_win32_surface(surface)->base.unique_id));
+
+ return _cairo_compositor_stroke (device->compositor, surface,
+ op, source, path,
+ style, ctm, ctm_inverse,
+ tolerance, antialias, clip);
+}
+
+static cairo_int_status_t
+_cairo_win32_display_surface_fill (void *surface,
+ cairo_operator_t op,
+ const cairo_pattern_t *source,
+ const cairo_path_fixed_t *path,
+ cairo_fill_rule_t fill_rule,
+ double tolerance,
+ cairo_antialias_t antialias,
+ const cairo_clip_t *clip)
+{
+ cairo_win32_device_t *device = to_win32_device_from_surface (surface);
+
+ TRACE ((stderr, "%s (surface=%d)\n",
+ __FUNCTION__, to_win32_surface(surface)->base.unique_id));
+
+ return _cairo_compositor_fill (device->compositor, surface,
+ op, source, path,
+ fill_rule, tolerance, antialias,
+ clip);
+}
+
+static cairo_int_status_t
+_cairo_win32_display_surface_glyphs (void *surface,
+ cairo_operator_t op,
+ const cairo_pattern_t *source,
+ cairo_glyph_t *glyphs,
+ int num_glyphs,
+ cairo_scaled_font_t *scaled_font,
+ const cairo_clip_t *clip)
+{
+ cairo_win32_device_t *device = to_win32_device_from_surface (surface);
+
+ TRACE ((stderr, "%s (surface=%d)\n",
+ __FUNCTION__, to_win32_surface(surface)->base.unique_id));
+
+ return _cairo_compositor_glyphs (device->compositor, surface,
+ op, source,
+ glyphs, num_glyphs, scaled_font,
+ clip);
+}
+
+static const cairo_surface_backend_t cairo_win32_display_surface_backend = {
+ CAIRO_SURFACE_TYPE_WIN32,
+ _cairo_win32_display_surface_finish,
+
+ _cairo_default_context_create,
+
+ _cairo_win32_display_surface_create_similar,
+ _cairo_win32_display_surface_create_similar_image,
+ _cairo_win32_display_surface_map_to_image,
+ _cairo_win32_display_surface_unmap_image,
+
+ _cairo_surface_default_source,
+ _cairo_surface_default_acquire_source_image,
+ _cairo_surface_default_release_source_image,
+ NULL, /* snapshot */
+
+ NULL, /* copy_page */
+ NULL, /* show_page */
+
+ _cairo_win32_surface_get_extents,
+ NULL, /* get_font_options */
+
+ _cairo_win32_display_surface_flush,
+ _cairo_win32_display_surface_mark_dirty,
+
+ _cairo_win32_display_surface_paint,
+ _cairo_win32_display_surface_mask,
+ _cairo_win32_display_surface_stroke,
+ _cairo_win32_display_surface_fill,
+ NULL, /* fill/stroke */
+ _cairo_win32_display_surface_glyphs,
+};
+
+/* Notes:
+ *
+ * Win32 alpha-understanding functions
+ *
+ * BitBlt - will copy full 32 bits from a 32bpp DIB to result
+ * (so it's safe to use for ARGB32->ARGB32 SOURCE blits)
+ * (but not safe going RGB24->ARGB32, if RGB24 is also represented
+ * as a 32bpp DIB, since the alpha isn't discarded!)
+ *
+ * AlphaBlend - if both the source and dest have alpha, even if AC_SRC_ALPHA isn't set,
+ * it will still copy over the src alpha, because the SCA value (255) will be
+ * multiplied by all the src components.
+ */
+
+/**
+ * cairo_win32_surface_create:
+ * @hdc: the DC to create a surface for
+ *
+ * Creates a cairo surface that targets the given DC. The DC will be
+ * queried for its initial clip extents, and this will be used as the
+ * size of the cairo surface. The resulting surface will always be of
+ * format %CAIRO_FORMAT_RGB24; should you need another surface format,
+ * you will need to create one through
+ * cairo_win32_surface_create_with_dib().
+ *
+ * Return value: the newly created surface
+ **/
+cairo_surface_t *
+cairo_win32_surface_create (HDC hdc)
+{
+ cairo_win32_display_surface_t *surface;
+
+ cairo_format_t format;
+ cairo_status_t status;
+ cairo_device_t *device;
+
+ /* Assume that everything coming in as a HDC is RGB24 */
+ format = CAIRO_FORMAT_RGB24;
+
+ surface = malloc (sizeof (*surface));
+ if (surface == NULL)
+ return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY));
+
+ status = _cairo_win32_save_initial_clip (hdc, surface);
+ if (status) {
+ free (surface);
+ return _cairo_surface_create_in_error (status);
+ }
+
+ surface->image = NULL;
+ surface->fallback = NULL;
+ surface->win32.format = format;
+
+ surface->win32.dc = hdc;
+ surface->bitmap = NULL;
+ surface->is_dib = FALSE;
+ surface->saved_dc_bitmap = NULL;
+
+ surface->win32.flags = _cairo_win32_flags_for_dc (surface->win32.dc);
+
+ device = _cairo_win32_device_get ();
+
+ _cairo_surface_init (&surface->win32.base,
+ &cairo_win32_display_surface_backend,
+ device,
+ _cairo_content_from_format (format));
+
+ cairo_device_destroy (device);
+
+ return &surface->win32.base;
+}
+
+/**
+ * cairo_win32_surface_create_with_dib:
+ * @format: format of pixels in the surface to create
+ * @width: width of the surface, in pixels
+ * @height: height of the surface, in pixels
+ *
+ * Creates a device-independent-bitmap surface not associated with
+ * any particular existing surface or device context. The created
+ * bitmap will be uninitialized.
+ *
+ * Return value: the newly created surface
+ *
+ * Since: 1.2
+ **/
+cairo_surface_t *
+cairo_win32_surface_create_with_dib (cairo_format_t format,
+ int width,
+ int height)
+{
+ if (! CAIRO_FORMAT_VALID (format))
+ return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_INVALID_FORMAT));
+
+ return _cairo_win32_display_surface_create_for_dc (NULL, format, width, height);
+}
+
+/**
+ * cairo_win32_surface_create_with_ddb:
+ * @hdc: a DC compatible with the surface to create
+ * @format: format of pixels in the surface to create
+ * @width: width of the surface, in pixels
+ * @height: height of the surface, in pixels
+ *
+ * Creates a device-dependent-bitmap surface not associated with
+ * any particular existing surface or device context. The created
+ * bitmap will be uninitialized.
+ *
+ * Return value: the newly created surface
+ *
+ * Since: 1.4
+ **/
+cairo_surface_t *
+cairo_win32_surface_create_with_ddb (HDC hdc,
+ cairo_format_t format,
+ int width,
+ int height)
+{
+ cairo_win32_display_surface_t *new_surf;
+ HBITMAP ddb;
+ HDC screen_dc, ddb_dc;
+ HBITMAP saved_dc_bitmap;
+
+ if (format != CAIRO_FORMAT_RGB24)
+ return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_INVALID_FORMAT));
+/* XXX handle these eventually
+ format != CAIRO_FORMAT_A8 ||
+ format != CAIRO_FORMAT_A1)
+*/
+
+ if (!hdc) {
+ screen_dc = GetDC (NULL);
+ hdc = screen_dc;
+ } else {
+ screen_dc = NULL;
+ }
+
+ ddb_dc = CreateCompatibleDC (hdc);
+ if (ddb_dc == NULL) {
+ new_surf = (cairo_win32_display_surface_t*) _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY));
+ goto FINISH;
+ }
+
+ ddb = CreateCompatibleBitmap (hdc, width, height);
+ if (ddb == NULL) {
+ DeleteDC (ddb_dc);
+
+ /* Note that if an app actually does hit this out of memory
+ * condition, it's going to have lots of other issues, as
+ * video memory is probably exhausted. However, it can often
+ * continue using DIBs instead of DDBs.
+ */
+ new_surf = (cairo_win32_display_surface_t*) _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY));
+ goto FINISH;
+ }
+
+ saved_dc_bitmap = SelectObject (ddb_dc, ddb);
+
+ new_surf = (cairo_win32_display_surface_t*) cairo_win32_surface_create (ddb_dc);
+ new_surf->bitmap = ddb;
+ new_surf->saved_dc_bitmap = saved_dc_bitmap;
+ new_surf->is_dib = FALSE;
+
+FINISH:
+ if (screen_dc)
+ ReleaseDC (NULL, screen_dc);
+
+ return &new_surf->win32.base;
+}
diff --git a/src/win32/cairo-win32-font.c b/src/win32/cairo-win32-font.c
index 73fc052d7..ed171c29e 100644
--- a/src/win32/cairo-win32-font.c
+++ b/src/win32/cairo-win32-font.c
@@ -236,13 +236,15 @@ _compute_transform (cairo_win32_scaled_font_t *scaled_font,
if (status)
return status;
- scaled_font->logical_size = _cairo_lround (WIN32_FONT_LOGICAL_SCALE *
- scaled_font->y_scale);
- scaled_font->logical_scale = WIN32_FONT_LOGICAL_SCALE * scaled_font->y_scale;
+ scaled_font->logical_size =
+ _cairo_lround (WIN32_FONT_LOGICAL_SCALE * scaled_font->y_scale);
+ scaled_font->logical_scale =
+ WIN32_FONT_LOGICAL_SCALE * scaled_font->y_scale;
}
cairo_matrix_scale (&scaled_font->logical_to_device,
- 1.0 / scaled_font->logical_scale, 1.0 / scaled_font->logical_scale);
+ 1.0 / scaled_font->logical_scale,
+ 1.0 / scaled_font->logical_scale);
scaled_font->device_to_logical = scaled_font->logical_to_device;
@@ -1049,7 +1051,6 @@ _cairo_win32_scaled_font_init_glyph_metrics (cairo_win32_scaled_font_t *scaled_f
extents.y_bearing = (- extents.y_bearing - extents.height);
extents.y_advance = - extents.y_advance;
}
-
} else {
/* For all other transformations, we use the design metrics
* of the font.
@@ -1295,6 +1296,7 @@ _draw_glyphs_on_surface (cairo_win32_surface_t *surface,
return status;
}
+#if 0
/* Duplicate the green channel of a 4-channel mask in the alpha channel, then
* invert the whole mask.
*/
@@ -1360,6 +1362,7 @@ _compute_a8_mask (cairo_win32_surface_t *mask_surface)
return &image8->base;
}
+#endif
static cairo_int_status_t
_cairo_win32_scaled_font_glyph_init (void *abstract_font,
@@ -1656,9 +1659,9 @@ _cairo_win32_scaled_font_is_synthetic (void *abstract_font)
}
static cairo_int_status_t
-_cairo_win32_scaled_font_index_to_glyph_name (void *abstract_font,
+_cairo_win32_scaled_font_index_to_glyph_name (void *abstract_font,
char **glyph_names,
- int num_glyph_names,
+ int num_glyph_names,
unsigned long glyph_index,
unsigned long *glyph_array_index)
{
@@ -1688,7 +1691,7 @@ _cairo_win32_scaled_font_index_to_glyph_name (void *abstract_font,
*glyph_array_index = scaled_font->type1_notdef_index;
else if (glyph_index <= scaled_font->type1_notdef_index)
*glyph_array_index = glyph_index - 1;
- else if (glyph_index < num_glyph_names)
+ else if (glyph_index < (unsigned long)num_glyph_names)
*glyph_array_index = glyph_index;
else
return CAIRO_INT_STATUS_UNSUPPORTED;
@@ -1756,8 +1759,12 @@ _cairo_win32_scaled_font_init_glyph_surface (cairo_win32_scaled_font_t *scaled_f
GdiFlush();
+#if 0
image = _compute_a8_mask (surface);
status = image->status;
+#else
+ status = CAIRO_STATUS_NO_MEMORY;
+#endif
if (status)
goto FAIL;
diff --git a/src/win32/cairo-win32-gdi-compositor.c b/src/win32/cairo-win32-gdi-compositor.c
new file mode 100644
index 000000000..054d9f248
--- /dev/null
+++ b/src/win32/cairo-win32-gdi-compositor.c
@@ -0,0 +1,646 @@
+/* -*- Mode: c; c-basic-offset: 4; indent-tabs-mode: t; tab-width: 8; -*- */
+/* cairo - a vector graphics library with display and print output
+ *
+ * Copyright © 2012 Intel Corporation
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it either under the terms of the GNU Lesser General Public
+ * License version 2.1 as published by the Free Software Foundation
+ * (the "LGPL") or, at your option, under the terms of the Mozilla
+ * Public License Version 1.1 (the "MPL"). If you do not alter this
+ * notice, a recipient may use your version of this file under either
+ * the MPL or the LGPL.
+ *
+ * You should have received a copy of the LGPL along with this library
+ * in the file COPYING-LGPL-2.1; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
+ * You should have received a copy of the MPL along with this library
+ * in the file COPYING-MPL-1.1
+ *
+ * The contents of this file are subject to the Mozilla Public License
+ * Version 1.1 (the "License"); you may not use this file except in
+ * compliance with the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
+ * OF ANY KIND, either express or implied. See the LGPL or the MPL for
+ * the specific language governing rights and limitations.
+ *
+ * The Original Code is the cairo graphics library.
+ *
+ * The Initial Developer of the Original Code is University of Southern
+ * California.
+ *
+ * Contributor(s):
+ * Carl D. Worth <cworth@cworth.org>
+ * Behdad Esfahbod <behdad@behdad.org>
+ * Chris Wilson <chris@chris-wilson.co.uk>
+ * Karl Tomlinson <karlt+@karlt.net>, Mozilla Corporation
+ */
+
+/* The original X drawing API was very restrictive in what it could handle,
+ * pixel-aligned fill/blits are all that map into Cairo's drawing model.
+ */
+
+#include "cairoint.h"
+
+#include "cairo-win32-private.h"
+
+#include "cairo-boxes-private.h"
+#include "cairo-compositor-private.h"
+#include "cairo-image-surface-private.h"
+#include "cairo-pattern-private.h"
+#include "cairo-region-private.h"
+#include "cairo-surface-offset-private.h"
+
+#if !defined(AC_SRC_OVER)
+#define AC_SRC_OVER 0x00
+#pragma pack(1)
+typedef struct {
+ BYTE BlendOp;
+ BYTE BlendFlags;
+ BYTE SourceConstantAlpha;
+ BYTE AlphaFormat;
+}BLENDFUNCTION;
+#pragma pack()
+#endif
+
+/* for compatibility with VC++ 6 */
+#ifndef AC_SRC_ALPHA
+#define AC_SRC_ALPHA 0x01
+#endif
+
+#define PELS_72DPI ((LONG)(72. / 0.0254))
+
+/* the low-level interface */
+
+struct fill_box {
+ HDC dc;
+ HBRUSH brush;
+};
+
+static cairo_bool_t fill_box (cairo_box_t *box, void *closure)
+{
+ struct fill_box *fb = closure;
+ RECT rect;
+
+ rect.left = _cairo_fixed_integer_part (box->p1.x);
+ rect.top = _cairo_fixed_integer_part (box->p1.y);
+ rect.right = _cairo_fixed_integer_part (box->p2.x);
+ rect.bottom = _cairo_fixed_integer_part (box->p2.y);
+
+ TRACE ((stderr, "%s\n", __FUNCTION__));
+ return FillRect (fb->dc, &rect, fb->brush);
+}
+
+struct check_box {
+ cairo_rectangle_int_t limit;
+ int tx, ty;
+};
+
+struct copy_box {
+ cairo_rectangle_int_t limit;
+ int tx, ty;
+ HDC dst, src;
+ BLENDFUNCTION bf;
+ cairo_win32_alpha_blend_func_t alpha_blend;
+};
+
+static cairo_bool_t copy_box (cairo_box_t *box, void *closure)
+{
+ const struct copy_box *cb = closure;
+ int x = _cairo_fixed_integer_part (box->p1.x);
+ int y = _cairo_fixed_integer_part (box->p1.y);
+ int width = _cairo_fixed_integer_part (box->p2.x - box->p1.x);
+ int height = _cairo_fixed_integer_part (box->p2.y - box->p1.y);
+
+ TRACE ((stderr, "%s\n", __FUNCTION__));
+ return BitBlt (cb->dst, x, y, width, height,
+ cb->src, x + cb->tx, y + cb->ty,
+ SRCCOPY);
+}
+
+static cairo_bool_t alpha_box (cairo_box_t *box, void *closure)
+{
+ const struct copy_box *cb = closure;
+ int x = _cairo_fixed_integer_part (box->p1.x);
+ int y = _cairo_fixed_integer_part (box->p1.y);
+ int width = _cairo_fixed_integer_part (box->p2.x - box->p1.x);
+ int height = _cairo_fixed_integer_part (box->p2.y - box->p1.y);
+
+ TRACE ((stderr, "%s\n", __FUNCTION__));
+ return cb->alpha_blend (cb->dst, x, y, width, height,
+ cb->src, x + cb->tx, y + cb->ty, width, height,
+ cb->bf);
+}
+
+struct upload_box {
+ cairo_rectangle_int_t limit;
+ int tx, ty;
+ HDC dst;
+ BITMAPINFO bi;
+ void *data;
+};
+
+static cairo_bool_t upload_box (cairo_box_t *box, void *closure)
+{
+ const struct upload_box *cb = closure;
+ int x = _cairo_fixed_integer_part (box->p1.x);
+ int y = _cairo_fixed_integer_part (box->p1.y);
+ int width = _cairo_fixed_integer_part (box->p2.x - box->p1.x);
+ int height = _cairo_fixed_integer_part (box->p2.y - box->p1.y);
+
+ TRACE ((stderr, "%s\n", __FUNCTION__));
+ return StretchDIBits (cb->dst, x, y + height - 1, width, -height,
+ x + cb->tx, height - (y + cb->ty - 1),
+ width, -height,
+ cb->data, &cb->bi,
+ DIB_RGB_COLORS, SRCCOPY);
+}
+
+/* the mid-level: converts boxes into drawing operations */
+
+static COLORREF color_to_rgb(const cairo_color_t *c)
+{
+ return RGB (c->red_short >> 8, c->green_short >> 8, c->blue_short >> 8);
+}
+
+static cairo_int_status_t
+fill_boxes (cairo_win32_display_surface_t *dst,
+ const cairo_pattern_t *src,
+ cairo_boxes_t *boxes)
+{
+ const cairo_color_t *color = &((cairo_solid_pattern_t *) src)->color;
+ cairo_status_t status = CAIRO_STATUS_SUCCESS;
+ struct fill_box fb;
+
+ TRACE ((stderr, "%s\n", __FUNCTION__));
+
+ fb.dc = dst->win32.dc;
+ fb.brush = CreateSolidBrush (color_to_rgb(color));
+ if (!fb.brush)
+ return _cairo_win32_print_gdi_error (__FUNCTION__);
+
+ if (! _cairo_boxes_for_each_box (boxes, fill_box, &fb))
+ status = CAIRO_INT_STATUS_UNSUPPORTED;
+
+ DeleteObject (fb.brush);
+
+ return status;
+}
+
+static cairo_bool_t source_contains_box (cairo_box_t *box, void *closure)
+{
+ struct check_box *data = closure;
+
+ /* The box is pixel-aligned so the truncation is safe. */
+ return
+ _cairo_fixed_integer_part (box->p1.x) + data->tx >= data->limit.x &&
+ _cairo_fixed_integer_part (box->p1.y) + data->ty >= data->limit.y &&
+ _cairo_fixed_integer_part (box->p2.x) + data->tx <= data->limit.x + data->limit.width &&
+ _cairo_fixed_integer_part (box->p2.y) + data->ty <= data->limit.y + data->limit.height;
+}
+
+static cairo_status_t
+copy_boxes (cairo_win32_display_surface_t *dst,
+ const cairo_pattern_t *source,
+ cairo_boxes_t *boxes)
+{
+ const cairo_surface_pattern_t *pattern;
+ struct copy_box cb;
+ cairo_surface_t *surface;
+ cairo_status_t status;
+
+ TRACE ((stderr, "%s\n", __FUNCTION__));
+
+ pattern = (const cairo_surface_pattern_t *) source;
+ surface = _cairo_surface_get_source (pattern->surface, &cb.limit);
+ if (surface->type == CAIRO_SURFACE_TYPE_IMAGE) {
+ surface = to_image_surface(surface)->parent;
+ if (surface == NULL)
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+ }
+ if (surface->type != CAIRO_SURFACE_TYPE_WIN32)
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+
+ if (! _cairo_matrix_is_integer_translation (&source->matrix,
+ &cb.tx, &cb.ty))
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+
+ cb.dst = dst->win32.dc;
+ cb.src = to_win32_surface(surface)->dc;
+
+ /* First check that the data is entirely within the image */
+ if (! _cairo_boxes_for_each_box (boxes, source_contains_box, &cb))
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+
+ status = _cairo_surface_flush (surface);
+ if (status)
+ return status;
+
+ cb.tx += cb.limit.x;
+ cb.ty += cb.limit.y;
+ status = CAIRO_STATUS_SUCCESS;
+ if (! _cairo_boxes_for_each_box (boxes, copy_box, &cb))
+ status = CAIRO_INT_STATUS_UNSUPPORTED;
+
+ _cairo_win32_display_surface_discard_fallback (dst);
+ return status;
+}
+
+static cairo_status_t
+upload_boxes (cairo_win32_display_surface_t *dst,
+ const cairo_pattern_t *source,
+ cairo_boxes_t *boxes)
+{
+ const cairo_surface_pattern_t *pattern;
+ struct upload_box cb;
+ cairo_surface_t *surface;
+ cairo_image_surface_t *image;
+ void *image_extra;
+ cairo_status_t status;
+
+ TRACE ((stderr, "%s\n", __FUNCTION__));
+
+ if ((dst->win32.flags & CAIRO_WIN32_SURFACE_CAN_STRETCHDIB) == 0)
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+
+ if (! _cairo_matrix_is_integer_translation (&source->matrix,
+ &cb.tx, &cb.ty))
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+
+ pattern = (const cairo_surface_pattern_t *) source;
+ surface = _cairo_surface_get_source (pattern->surface, &cb.limit);
+
+ /* First check that the data is entirely within the image */
+ if (! _cairo_boxes_for_each_box (boxes, source_contains_box, &cb))
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+
+ if (surface->type != CAIRO_SURFACE_TYPE_IMAGE) {
+ status = _cairo_surface_acquire_source_image (surface,
+ &image, &image_extra);
+ if (status)
+ return status;
+ } else
+ image = to_image_surface(surface);
+
+ status = CAIRO_INT_STATUS_UNSUPPORTED;
+ if (!(image->format == CAIRO_FORMAT_ARGB32 ||
+ image->format == CAIRO_FORMAT_RGB24))
+ goto err;
+ if (image->stride != 4*image->width)
+ goto err;
+
+ cb.dst = dst->win32.dc;
+ cb.data = image->data;
+
+ cb.bi.bmiHeader.biSize = sizeof (BITMAPINFOHEADER);
+ cb.bi.bmiHeader.biWidth = image->width;
+ cb.bi.bmiHeader.biHeight = -image->height;
+ cb.bi.bmiHeader.biSizeImage = 0;
+ cb.bi.bmiHeader.biXPelsPerMeter = PELS_72DPI;
+ cb.bi.bmiHeader.biYPelsPerMeter = PELS_72DPI;
+ cb.bi.bmiHeader.biPlanes = 1;
+ cb.bi.bmiHeader.biBitCount = 32;
+ cb.bi.bmiHeader.biCompression = BI_RGB;
+ cb.bi.bmiHeader.biClrUsed = 0;
+ cb.bi.bmiHeader.biClrImportant = 0;
+
+ cb.tx += cb.limit.x;
+ cb.ty += cb.limit.y;
+ status = CAIRO_STATUS_SUCCESS;
+ if (! _cairo_boxes_for_each_box (boxes, upload_box, &cb))
+ status = CAIRO_INT_STATUS_UNSUPPORTED;
+
+ _cairo_win32_display_surface_discard_fallback (dst);
+err:
+ if (&image->base != surface)
+ _cairo_surface_release_source_image (surface, image, image_extra);
+
+ return status;
+}
+
+static cairo_status_t
+alpha_blend_boxes (cairo_win32_display_surface_t *dst,
+ const cairo_pattern_t *source,
+ cairo_boxes_t *boxes,
+ uint8_t alpha)
+{
+ const cairo_surface_pattern_t *pattern;
+ struct copy_box cb;
+ cairo_surface_t *surface;
+ cairo_win32_display_surface_t *src;
+ cairo_status_t status;
+
+ TRACE ((stderr, "%s\n", __FUNCTION__));
+ if (source->type != CAIRO_PATTERN_TYPE_SURFACE)
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+
+ pattern = (const cairo_surface_pattern_t *) source;
+ surface = _cairo_surface_get_source (pattern->surface, &cb.limit);
+ if (surface->type == CAIRO_SURFACE_TYPE_IMAGE) {
+ surface = to_image_surface(surface)->parent;
+ if (surface == NULL)
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+ }
+ if (pattern->surface->type != CAIRO_SURFACE_TYPE_WIN32)
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+
+ if (! _cairo_matrix_is_integer_translation (&source->matrix,
+ &cb.tx, &cb.ty))
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+
+ src = to_win32_display_surface (surface);
+ cb.dst = dst->win32.dc;
+ cb.src = src->win32.dc;
+
+ /* First check that the data is entirely within the image */
+ if (! _cairo_boxes_for_each_box (boxes, source_contains_box, &cb))
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+
+ status = _cairo_surface_flush (&src->win32.base);
+ if (status)
+ return status;
+
+ cb.bf.BlendOp = AC_SRC_OVER;
+ cb.bf.BlendFlags = 0;
+ cb.bf.SourceConstantAlpha = alpha;
+ cb.bf.AlphaFormat = (src->win32.format == CAIRO_FORMAT_ARGB32) ? AC_SRC_ALPHA : 0;
+ cb.alpha_blend = to_win32_device(dst->win32.base.device)->alpha_blend;
+
+ cb.tx += cb.limit.x;
+ cb.ty += cb.limit.y;
+ status = CAIRO_STATUS_SUCCESS;
+ if (! _cairo_boxes_for_each_box (boxes, alpha_box, &cb))
+ status = CAIRO_INT_STATUS_UNSUPPORTED;
+
+ _cairo_win32_display_surface_discard_fallback (dst);
+ return status;
+}
+
+static cairo_bool_t
+can_alpha_blend (cairo_win32_display_surface_t *dst)
+{
+ if ((dst->win32.flags & CAIRO_WIN32_SURFACE_CAN_ALPHABLEND) == 0)
+ return FALSE;
+
+ return to_win32_device(dst->win32.base.device)->alpha_blend != NULL;
+}
+
+static cairo_status_t
+draw_boxes (cairo_composite_rectangles_t *composite,
+ cairo_boxes_t *boxes)
+{
+ cairo_win32_display_surface_t *dst = to_win32_display_surface(composite->surface);
+ cairo_operator_t op = composite->op;
+ const cairo_pattern_t *src = &composite->source_pattern.base;
+ cairo_int_status_t status;
+
+ TRACE ((stderr, "%s\n", __FUNCTION__));
+ if (boxes->num_boxes == 0 && composite->is_bounded)
+ return CAIRO_STATUS_SUCCESS;
+
+ if (!boxes->is_pixel_aligned)
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+
+ if (op == CAIRO_OPERATOR_CLEAR)
+ op = CAIRO_OPERATOR_SOURCE;
+
+ if (op == CAIRO_OPERATOR_OVER &&
+ _cairo_pattern_is_opaque (src, &composite->bounded))
+ op = CAIRO_OPERATOR_SOURCE;
+
+ if (dst->win32.base.is_clear && op == CAIRO_OPERATOR_OVER)
+ op = CAIRO_OPERATOR_SOURCE;
+
+ if (op == CAIRO_OPERATOR_SOURCE) {
+ status = CAIRO_INT_STATUS_UNSUPPORTED;
+ if (src->type == CAIRO_PATTERN_TYPE_SURFACE) {
+ status = copy_boxes (dst, src, boxes);
+ if (status == CAIRO_INT_STATUS_UNSUPPORTED)
+ status = upload_boxes (dst, src, boxes);
+ } else if (src->type == CAIRO_PATTERN_TYPE_SOLID) {
+ status = fill_boxes (dst, src, boxes);
+ }
+ return status;
+ }
+
+ if (op == CAIRO_OPERATOR_OVER && can_alpha_blend (dst))
+ return alpha_blend_boxes (dst, src, boxes, 255);
+
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+}
+
+static cairo_status_t
+opacity_boxes (cairo_composite_rectangles_t *composite,
+ cairo_boxes_t *boxes)
+{
+ cairo_win32_display_surface_t *dst = to_win32_display_surface(composite->surface);
+ cairo_operator_t op = composite->op;
+ const cairo_pattern_t *src = &composite->source_pattern.base;
+
+ TRACE ((stderr, "%s\n", __FUNCTION__));
+ if (composite->mask_pattern.base.type != CAIRO_PATTERN_TYPE_SOLID)
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+
+ if (boxes->num_boxes == 0 && composite->is_bounded)
+ return CAIRO_STATUS_SUCCESS;
+
+ if (!boxes->is_pixel_aligned)
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+
+ if (op != CAIRO_OPERATOR_OVER)
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+
+ if (!can_alpha_blend (dst))
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+
+ return alpha_blend_boxes (dst, src, boxes,
+ composite->mask_pattern.solid.color.alpha_short >> 8);
+}
+
+/* high-level compositor interface */
+
+static cairo_bool_t check_blit (cairo_composite_rectangles_t *composite)
+{
+ cairo_win32_display_surface_t *dst;
+
+ if (composite->clip->path)
+ return FALSE;
+
+ dst = to_win32_display_surface (composite->surface);
+ if (dst->fallback)
+ return FALSE;
+
+ if (dst->win32.format != CAIRO_FORMAT_RGB24)
+ return FALSE;
+
+ if (dst->win32.flags & CAIRO_WIN32_SURFACE_CAN_BITBLT)
+ return TRUE;
+
+ return dst->image == NULL;
+}
+
+static cairo_int_status_t
+_cairo_win32_gdi_compositor_paint (const cairo_compositor_t *compositor,
+ cairo_composite_rectangles_t *composite)
+{
+ cairo_int_status_t status = CAIRO_INT_STATUS_UNSUPPORTED;
+
+ if (check_blit (composite)) {
+ cairo_boxes_t boxes;
+
+ TRACE ((stderr, "%s\n", __FUNCTION__));
+ _cairo_clip_steal_boxes (composite->clip, &boxes);
+ status = draw_boxes (composite, &boxes);
+ _cairo_clip_unsteal_boxes (composite->clip, &boxes);
+ }
+
+ return status;
+}
+
+static cairo_int_status_t
+_cairo_win32_gdi_compositor_mask (const cairo_compositor_t *compositor,
+ cairo_composite_rectangles_t *composite)
+{
+ cairo_int_status_t status = CAIRO_INT_STATUS_UNSUPPORTED;
+
+ if (check_blit (composite)) {
+ cairo_boxes_t boxes;
+
+ TRACE ((stderr, "%s\n", __FUNCTION__));
+ _cairo_clip_steal_boxes (composite->clip, &boxes);
+ status = opacity_boxes (composite, &boxes);
+ _cairo_clip_unsteal_boxes (composite->clip, &boxes);
+ }
+
+ return status;
+}
+
+static cairo_int_status_t
+_cairo_win32_gdi_compositor_stroke (const cairo_compositor_t *compositor,
+ cairo_composite_rectangles_t *composite,
+ const cairo_path_fixed_t *path,
+ const cairo_stroke_style_t *style,
+ const cairo_matrix_t *ctm,
+ const cairo_matrix_t *ctm_inverse,
+ double tolerance,
+ cairo_antialias_t antialias)
+{
+ cairo_int_status_t status;
+
+ status = CAIRO_INT_STATUS_UNSUPPORTED;
+ if (check_blit (composite) &&
+ _cairo_path_fixed_stroke_is_rectilinear (path)) {
+ cairo_boxes_t boxes;
+
+ TRACE ((stderr, "%s\n", __FUNCTION__));
+ _cairo_boxes_init_with_clip (&boxes, composite->clip);
+ status = _cairo_path_fixed_stroke_rectilinear_to_boxes (path,
+ style,
+ ctm,
+ antialias,
+ &boxes);
+ if (likely (status == CAIRO_INT_STATUS_SUCCESS))
+ status = draw_boxes (composite, &boxes);
+ _cairo_boxes_fini (&boxes);
+ }
+
+ return status;
+}
+
+static cairo_int_status_t
+_cairo_win32_gdi_compositor_fill (const cairo_compositor_t *compositor,
+ cairo_composite_rectangles_t *composite,
+ const cairo_path_fixed_t *path,
+ cairo_fill_rule_t fill_rule,
+ double tolerance,
+ cairo_antialias_t antialias)
+{
+ cairo_int_status_t status;
+
+ status = CAIRO_INT_STATUS_UNSUPPORTED;
+ if (check_blit (composite) &&
+ _cairo_path_fixed_fill_is_rectilinear (path)) {
+ cairo_boxes_t boxes;
+
+ TRACE ((stderr, "%s\n", __FUNCTION__));
+ _cairo_boxes_init_with_clip (&boxes, composite->clip);
+ status = _cairo_path_fixed_fill_rectilinear_to_boxes (path,
+ fill_rule,
+ antialias,
+ &boxes);
+ if (likely (status == CAIRO_INT_STATUS_SUCCESS))
+ status = draw_boxes (composite, &boxes);
+ _cairo_boxes_fini (&boxes);
+ }
+
+ return status;
+}
+
+static cairo_bool_t check_glyphs (cairo_composite_rectangles_t *composite,
+ cairo_scaled_font_t *scaled_font)
+{
+ if (! _cairo_clip_is_region (composite->clip))
+ return FALSE;
+
+ if (cairo_scaled_font_get_type (scaled_font) != CAIRO_FONT_TYPE_WIN32)
+ return FALSE;
+
+ if (! _cairo_pattern_is_opaque_solid (&composite->source_pattern.base))
+ return FALSE;
+
+ return (composite->op == CAIRO_OPERATOR_CLEAR ||
+ composite->op == CAIRO_OPERATOR_SOURCE ||
+ composite->op == CAIRO_OPERATOR_OVER);
+}
+
+static cairo_int_status_t
+_cairo_win32_gdi_compositor_glyphs (const cairo_compositor_t *compositor,
+ cairo_composite_rectangles_t*composite,
+ cairo_scaled_font_t *scaled_font,
+ cairo_glyph_t *glyphs,
+ int num_glyphs,
+ cairo_bool_t overlap)
+{
+ cairo_int_status_t status;
+
+ status = CAIRO_INT_STATUS_UNSUPPORTED;
+ if (check_blit (composite) && check_glyphs (composite, scaled_font)) {
+ cairo_win32_display_surface_t *dst = to_win32_display_surface (composite->surface);
+
+ TRACE ((stderr, "%s\n", __FUNCTION__));
+ status = _cairo_win32_display_surface_set_clip(dst, composite->clip);
+ if (status)
+ return status;
+
+ status = _cairo_win32_surface_emit_glyphs (&dst->win32,
+ &composite->source_pattern.base,
+ glyphs,
+ num_glyphs,
+ scaled_font,
+ TRUE);
+
+ _cairo_win32_display_surface_unset_clip (dst);
+ }
+
+ return status;
+}
+
+const cairo_compositor_t *
+_cairo_win32_gdi_compositor_get (void)
+{
+ static cairo_compositor_t compositor;
+
+ if (compositor.delegate == NULL) {
+ compositor.delegate = &_cairo_fallback_compositor;
+
+ compositor.paint = _cairo_win32_gdi_compositor_paint;
+ compositor.mask = _cairo_win32_gdi_compositor_mask;
+ compositor.fill = _cairo_win32_gdi_compositor_fill;
+ compositor.stroke = _cairo_win32_gdi_compositor_stroke;
+ compositor.glyphs = _cairo_win32_gdi_compositor_glyphs;
+ }
+
+ return &compositor;
+}
diff --git a/src/win32/cairo-win32-printing-surface.c b/src/win32/cairo-win32-printing-surface.c
index 17a68f787..881a42ffe 100644
--- a/src/win32/cairo-win32-printing-surface.c
+++ b/src/win32/cairo-win32-printing-surface.c
@@ -102,36 +102,36 @@ static const cairo_surface_backend_t cairo_win32_printing_surface_backend;
static const cairo_paginated_surface_backend_t cairo_win32_surface_paginated_backend;
static void
-_cairo_win32_printing_surface_init_ps_mode (cairo_win32_surface_t *surface)
+_cairo_win32_printing_surface_init_ps_mode (cairo_win32_printing_surface_t *surface)
{
DWORD word;
INT ps_feature, ps_level;
word = PSIDENT_GDICENTRIC;
- if (ExtEscape (surface->dc, POSTSCRIPT_IDENTIFY, sizeof(DWORD), (char *)&word, 0, (char *)NULL) <= 0)
+ if (ExtEscape (surface->win32.dc, POSTSCRIPT_IDENTIFY, sizeof(DWORD), (char *)&word, 0, (char *)NULL) <= 0)
return;
ps_feature = FEATURESETTING_PSLEVEL;
- if (ExtEscape (surface->dc, GET_PS_FEATURESETTING, sizeof(INT),
+ if (ExtEscape (surface->win32.dc, GET_PS_FEATURESETTING, sizeof(INT),
(char *)&ps_feature, sizeof(INT), (char *)&ps_level) <= 0)
return;
if (ps_level >= 3)
- surface->flags |= CAIRO_WIN32_SURFACE_CAN_RECT_GRADIENT;
+ surface->win32.flags |= CAIRO_WIN32_SURFACE_CAN_RECT_GRADIENT;
}
static void
-_cairo_win32_printing_surface_init_image_support (cairo_win32_surface_t *surface)
+_cairo_win32_printing_surface_init_image_support (cairo_win32_printing_surface_t *surface)
{
DWORD word;
word = CHECKJPEGFORMAT;
- if (ExtEscape(surface->dc, QUERYESCSUPPORT, sizeof(word), (char *)&word, 0, (char *)NULL) > 0)
- surface->flags |= CAIRO_WIN32_SURFACE_CAN_CHECK_JPEG;
+ if (ExtEscape(surface->win32.dc, QUERYESCSUPPORT, sizeof(word), (char *)&word, 0, (char *)NULL) > 0)
+ surface->win32.flags |= CAIRO_WIN32_SURFACE_CAN_CHECK_JPEG;
word = CHECKPNGFORMAT;
- if (ExtEscape(surface->dc, QUERYESCSUPPORT, sizeof(word), (char *)&word, 0, (char *)NULL) > 0)
- surface->flags |= CAIRO_WIN32_SURFACE_CAN_CHECK_PNG;
+ if (ExtEscape(surface->win32.dc, QUERYESCSUPPORT, sizeof(word), (char *)&word, 0, (char *)NULL) > 0)
+ surface->win32.flags |= CAIRO_WIN32_SURFACE_CAN_CHECK_PNG;
}
/* When creating an EMF file, ExtTextOut with ETO_GLYPH_INDEX does not
@@ -152,7 +152,7 @@ _cairo_win32_printing_surface_init_image_support (cairo_win32_surface_t *surface
* and argument 0.
*/
static void
-_cairo_win32_printing_surface_init_language_pack (cairo_win32_surface_t *surface)
+_cairo_win32_printing_surface_init_language_pack (cairo_win32_printing_surface_t *surface)
{
typedef BOOL (WINAPI *gdi_init_lang_pack_func_t)(int);
gdi_init_lang_pack_func_t gdi_init_lang_pack;
@@ -219,7 +219,7 @@ surface_pattern_supported (const cairo_surface_pattern_t *pattern)
}
static cairo_bool_t
-pattern_supported (cairo_win32_surface_t *surface, const cairo_pattern_t *pattern)
+pattern_supported (cairo_win32_printing_surface_t *surface, const cairo_pattern_t *pattern)
{
if (pattern->type == CAIRO_PATTERN_TYPE_SOLID)
return TRUE;
@@ -228,13 +228,13 @@ pattern_supported (cairo_win32_surface_t *surface, const cairo_pattern_t *patter
return surface_pattern_supported ((const cairo_surface_pattern_t *) pattern);
if (pattern->type == CAIRO_PATTERN_TYPE_LINEAR)
- return surface->flags & CAIRO_WIN32_SURFACE_CAN_RECT_GRADIENT;
+ return surface->win32.flags & CAIRO_WIN32_SURFACE_CAN_RECT_GRADIENT;
return FALSE;
}
static cairo_int_status_t
-_cairo_win32_printing_surface_analyze_operation (cairo_win32_surface_t *surface,
+_cairo_win32_printing_surface_analyze_operation (cairo_win32_printing_surface_t *surface,
cairo_operator_t op,
const cairo_pattern_t *pattern)
{
@@ -280,7 +280,7 @@ _cairo_win32_printing_surface_analyze_operation (cairo_win32_surface_t *surface,
}
static cairo_bool_t
-_cairo_win32_printing_surface_operation_supported (cairo_win32_surface_t *surface,
+_cairo_win32_printing_surface_operation_supported (cairo_win32_printing_surface_t *surface,
cairo_operator_t op,
const cairo_pattern_t *pattern)
{
@@ -291,7 +291,7 @@ _cairo_win32_printing_surface_operation_supported (cairo_win32_surface_t *surfac
}
static void
-_cairo_win32_printing_surface_init_clear_color (cairo_win32_surface_t *surface,
+_cairo_win32_printing_surface_init_clear_color (cairo_win32_printing_surface_t *surface,
cairo_solid_pattern_t *color)
{
if (surface->content == CAIRO_CONTENT_COLOR_ALPHA)
@@ -301,7 +301,7 @@ _cairo_win32_printing_surface_init_clear_color (cairo_win32_surface_t *surface,
}
static COLORREF
-_cairo_win32_printing_surface_flatten_transparency (cairo_win32_surface_t *surface,
+_cairo_win32_printing_surface_flatten_transparency (cairo_win32_printing_surface_t *surface,
const cairo_color_t *color)
{
COLORREF c;
@@ -332,7 +332,7 @@ _cairo_win32_printing_surface_flatten_transparency (cairo_win32_surface_t *surfa
}
static cairo_status_t
-_cairo_win32_printing_surface_select_solid_brush (cairo_win32_surface_t *surface,
+_cairo_win32_printing_surface_select_solid_brush (cairo_win32_printing_surface_t *surface,
const cairo_pattern_t *source)
{
cairo_solid_pattern_t *pattern = (cairo_solid_pattern_t *) source;
@@ -343,59 +343,59 @@ _cairo_win32_printing_surface_select_solid_brush (cairo_win32_surface_t *surface
surface->brush = CreateSolidBrush (color);
if (!surface->brush)
return _cairo_win32_print_gdi_error ("_cairo_win32_surface_select_solid_brush(CreateSolidBrush)");
- surface->old_brush = SelectObject (surface->dc, surface->brush);
+ surface->old_brush = SelectObject (surface->win32.dc, surface->brush);
return CAIRO_STATUS_SUCCESS;
}
static void
-_cairo_win32_printing_surface_done_solid_brush (cairo_win32_surface_t *surface)
+_cairo_win32_printing_surface_done_solid_brush (cairo_win32_printing_surface_t *surface)
{
if (surface->old_brush) {
- SelectObject (surface->dc, surface->old_brush);
+ SelectObject (surface->win32.dc, surface->old_brush);
DeleteObject (surface->brush);
surface->old_brush = NULL;
}
}
static cairo_status_t
-_cairo_win32_printing_surface_get_ctm_clip_box (cairo_win32_surface_t *surface,
+_cairo_win32_printing_surface_get_ctm_clip_box (cairo_win32_printing_surface_t *surface,
RECT *clip)
{
XFORM xform;
_cairo_matrix_to_win32_xform (&surface->ctm, &xform);
- if (!ModifyWorldTransform (surface->dc, &xform, MWT_LEFTMULTIPLY))
+ if (!ModifyWorldTransform (surface->win32.dc, &xform, MWT_LEFTMULTIPLY))
return _cairo_win32_print_gdi_error ("_cairo_win32_printing_surface_get_clip_box:ModifyWorldTransform");
- GetClipBox (surface->dc, clip);
+ GetClipBox (surface->win32.dc, clip);
_cairo_matrix_to_win32_xform (&surface->gdi_ctm, &xform);
- if (!SetWorldTransform (surface->dc, &xform))
+ if (!SetWorldTransform (surface->win32.dc, &xform))
return _cairo_win32_print_gdi_error ("_cairo_win32_printing_surface_get_clip_box:SetWorldTransform");
return CAIRO_STATUS_SUCCESS;
}
static cairo_status_t
-_cairo_win32_printing_surface_paint_solid_pattern (cairo_win32_surface_t *surface,
+_cairo_win32_printing_surface_paint_solid_pattern (cairo_win32_printing_surface_t *surface,
const cairo_pattern_t *pattern)
{
RECT clip;
cairo_status_t status;
- GetClipBox (surface->dc, &clip);
+ GetClipBox (surface->win32.dc, &clip);
status = _cairo_win32_printing_surface_select_solid_brush (surface, pattern);
if (status)
return status;
- FillRect (surface->dc, &clip, surface->brush);
+ FillRect (surface->win32.dc, &clip, surface->brush);
_cairo_win32_printing_surface_done_solid_brush (surface);
return CAIRO_STATUS_SUCCESS;
}
static cairo_status_t
-_cairo_win32_printing_surface_paint_recording_pattern (cairo_win32_surface_t *surface,
+_cairo_win32_printing_surface_paint_recording_pattern (cairo_win32_printing_surface_t *surface,
cairo_surface_pattern_t *pattern)
{
cairo_content_t old_content;
@@ -422,7 +422,7 @@ _cairo_win32_printing_surface_paint_recording_pattern (cairo_win32_surface_t *
old_has_ctm = surface->has_ctm;
cairo_matrix_multiply (&p2d, &p2d, &surface->ctm);
surface->ctm = p2d;
- SaveDC (surface->dc);
+ SaveDC (surface->win32.dc);
_cairo_matrix_to_win32_xform (&p2d, &xform);
status = _cairo_recording_surface_get_bbox (recording_surface, &bbox, NULL);
@@ -461,7 +461,7 @@ _cairo_win32_printing_surface_paint_recording_pattern (cairo_win32_surface_t *
cairo_matrix_t m;
double x, y;
- SaveDC (surface->dc);
+ SaveDC (surface->win32.dc);
m = p2d;
cairo_matrix_translate (&m,
x_tile*recording_extents.width,
@@ -480,39 +480,39 @@ _cairo_win32_printing_surface_paint_recording_pattern (cairo_win32_surface_t *
surface->has_ctm = !_cairo_matrix_is_identity (&surface->ctm);
/* Set clip path around bbox of the pattern. */
- BeginPath (surface->dc);
+ BeginPath (surface->win32.dc);
x = 0;
y = 0;
cairo_matrix_transform_point (&surface->ctm, &x, &y);
- MoveToEx (surface->dc, (int) x, (int) y, NULL);
+ MoveToEx (surface->win32.dc, (int) x, (int) y, NULL);
x = recording_extents.width;
y = 0;
cairo_matrix_transform_point (&surface->ctm, &x, &y);
- LineTo (surface->dc, (int) x, (int) y);
+ LineTo (surface->win32.dc, (int) x, (int) y);
x = recording_extents.width;
y = recording_extents.height;
cairo_matrix_transform_point (&surface->ctm, &x, &y);
- LineTo (surface->dc, (int) x, (int) y);
+ LineTo (surface->win32.dc, (int) x, (int) y);
x = 0;
y = recording_extents.height;
cairo_matrix_transform_point (&surface->ctm, &x, &y);
- LineTo (surface->dc, (int) x, (int) y);
+ LineTo (surface->win32.dc, (int) x, (int) y);
- CloseFigure (surface->dc);
- EndPath (surface->dc);
- SelectClipPath (surface->dc, RGN_AND);
+ CloseFigure (surface->win32.dc);
+ EndPath (surface->win32.dc);
+ SelectClipPath (surface->win32.dc, RGN_AND);
- SaveDC (surface->dc); /* Allow clip path to be reset during replay */
+ SaveDC (surface->win32.dc); /* Allow clip path to be reset during replay */
status = _cairo_recording_surface_replay_region (&recording_surface->base, NULL,
- &surface->base,
+ &surface->win32.base,
CAIRO_RECORDING_REGION_NATIVE);
assert (status != CAIRO_INT_STATUS_UNSUPPORTED);
/* Restore both the clip save and our earlier path SaveDC */
- RestoreDC (surface->dc, -2);
+ RestoreDC (surface->win32.dc, -2);
if (status)
return status;
@@ -522,13 +522,13 @@ _cairo_win32_printing_surface_paint_recording_pattern (cairo_win32_surface_t *
surface->content = old_content;
surface->ctm = old_ctm;
surface->has_ctm = old_has_ctm;
- RestoreDC (surface->dc, -1);
+ RestoreDC (surface->win32.dc, -1);
return status;
}
static cairo_int_status_t
-_cairo_win32_printing_surface_check_jpeg (cairo_win32_surface_t *surface,
+_cairo_win32_printing_surface_check_jpeg (cairo_win32_printing_surface_t *surface,
cairo_surface_t *source,
const unsigned char **data,
unsigned long *length,
@@ -539,7 +539,7 @@ _cairo_win32_printing_surface_check_jpeg (cairo_win32_surface_t *surface,
cairo_int_status_t status;
DWORD result;
- if (!(surface->flags & CAIRO_WIN32_SURFACE_CAN_CHECK_JPEG))
+ if (!(surface->win32.flags & CAIRO_WIN32_SURFACE_CAN_CHECK_JPEG))
return CAIRO_INT_STATUS_UNSUPPORTED;
cairo_surface_get_mime_data (source, CAIRO_MIME_TYPE_JPEG,
@@ -552,7 +552,7 @@ _cairo_win32_printing_surface_check_jpeg (cairo_win32_surface_t *surface,
return status;
result = 0;
- if (ExtEscape(surface->dc, CHECKJPEGFORMAT, mime_data_length, (char *) mime_data,
+ if (ExtEscape(surface->win32.dc, CHECKJPEGFORMAT, mime_data_length, (char *) mime_data,
sizeof(result), (char *) &result) <= 0)
return CAIRO_INT_STATUS_UNSUPPORTED;
@@ -566,7 +566,7 @@ _cairo_win32_printing_surface_check_jpeg (cairo_win32_surface_t *surface,
}
static cairo_int_status_t
-_cairo_win32_printing_surface_check_png (cairo_win32_surface_t *surface,
+_cairo_win32_printing_surface_check_png (cairo_win32_printing_surface_t *surface,
cairo_surface_t *source,
const unsigned char **data,
unsigned long *length,
@@ -578,7 +578,7 @@ _cairo_win32_printing_surface_check_png (cairo_win32_surface_t *surface,
cairo_int_status_t status;
DWORD result;
- if (!(surface->flags & CAIRO_WIN32_SURFACE_CAN_CHECK_PNG))
+ if (!(surface->win32.flags & CAIRO_WIN32_SURFACE_CAN_CHECK_PNG))
return CAIRO_INT_STATUS_UNSUPPORTED;
cairo_surface_get_mime_data (source, CAIRO_MIME_TYPE_PNG,
@@ -591,7 +591,7 @@ _cairo_win32_printing_surface_check_png (cairo_win32_surface_t *surface,
return status;
result = 0;
- if (ExtEscape(surface->dc, CHECKPNGFORMAT, mime_data_length, (char *) mime_data,
+ if (ExtEscape(surface->win32.dc, CHECKPNGFORMAT, mime_data_length, (char *) mime_data,
sizeof(result), (char *) &result) <= 0)
return CAIRO_INT_STATUS_UNSUPPORTED;
@@ -605,7 +605,7 @@ _cairo_win32_printing_surface_check_png (cairo_win32_surface_t *surface,
}
static cairo_status_t
-_cairo_win32_printing_surface_paint_image_pattern (cairo_win32_surface_t *surface,
+_cairo_win32_printing_surface_paint_image_pattern (cairo_win32_printing_surface_t *surface,
cairo_surface_pattern_t *pattern)
{
cairo_status_t status;
@@ -629,7 +629,7 @@ _cairo_win32_printing_surface_paint_image_pattern (cairo_win32_surface_t *surf
/* If we can't use StretchDIBits with this surface, we can't do anything
* here.
*/
- if (!(surface->flags & CAIRO_WIN32_SURFACE_CAN_STRETCHDIB))
+ if (!(surface->win32.flags & CAIRO_WIN32_SURFACE_CAN_STRETCHDIB))
return CAIRO_INT_STATUS_UNSUPPORTED;
if (surface->content == CAIRO_CONTENT_COLOR_ALPHA)
@@ -727,17 +727,17 @@ _cairo_win32_printing_surface_paint_image_pattern (cairo_win32_surface_t *surf
assert (status == CAIRO_STATUS_SUCCESS);
cairo_matrix_multiply (&m, &m, &surface->gdi_ctm);
- SaveDC (surface->dc);
+ SaveDC (surface->win32.dc);
_cairo_matrix_to_win32_xform (&m, &xform);
- if (! SetWorldTransform (surface->dc, &xform)) {
+ if (! SetWorldTransform (surface->win32.dc, &xform)) {
status = _cairo_win32_print_gdi_error ("_cairo_win32_printing_surface_paint_image_pattern");
goto CLEANUP_OPAQUE_IMAGE;
}
- oldmode = SetStretchBltMode(surface->dc, HALFTONE);
+ oldmode = SetStretchBltMode(surface->win32.dc, HALFTONE);
- GetClipBox (surface->dc, &clip);
+ GetClipBox (surface->win32.dc, &clip);
if (extend == CAIRO_EXTEND_REPEAT || extend == CAIRO_EXTEND_REFLECT) {
left = floor ( clip.left / (double) opaque_image->width);
right = ceil (clip.right / (double) opaque_image->width);
@@ -752,7 +752,7 @@ _cairo_win32_printing_surface_paint_image_pattern (cairo_win32_surface_t *surf
for (y_tile = top; y_tile < bottom; y_tile++) {
for (x_tile = left; x_tile < right; x_tile++) {
- if (!StretchDIBits (surface->dc,
+ if (!StretchDIBits (surface->win32.dc,
x_tile*opaque_image->width,
y_tile*opaque_image->height,
opaque_image->width,
@@ -771,8 +771,8 @@ _cairo_win32_printing_surface_paint_image_pattern (cairo_win32_surface_t *surf
}
}
}
- SetStretchBltMode(surface->dc, oldmode);
- RestoreDC (surface->dc, -1);
+ SetStretchBltMode(surface->win32.dc, oldmode);
+ RestoreDC (surface->win32.dc, -1);
CLEANUP_OPAQUE_IMAGE:
if (opaque_image != image)
@@ -784,7 +784,7 @@ CLEANUP_IMAGE:
}
static cairo_status_t
-_cairo_win32_printing_surface_paint_surface_pattern (cairo_win32_surface_t *surface,
+_cairo_win32_printing_surface_paint_surface_pattern (cairo_win32_printing_surface_t *surface,
cairo_surface_pattern_t *pattern)
{
if (_cairo_surface_is_recording (pattern->surface)) {
@@ -809,7 +809,7 @@ vertex_set_color (TRIVERTEX *vert, cairo_color_stop_t *color)
}
static cairo_int_status_t
-_cairo_win32_printing_surface_paint_linear_pattern (cairo_win32_surface_t *surface,
+_cairo_win32_printing_surface_paint_linear_pattern (cairo_win32_printing_surface_t *surface,
cairo_linear_pattern_t *pattern)
{
TRIVERTEX *vert;
@@ -825,7 +825,7 @@ _cairo_win32_printing_surface_paint_linear_pattern (cairo_win32_surface_t *surfa
cairo_status_t status;
extend = cairo_pattern_get_extend (&pattern->base.base);
- SaveDC (surface->dc);
+ SaveDC (surface->win32.dc);
mat = pattern->base.base.matrix;
status = cairo_matrix_invert (&mat);
@@ -853,10 +853,10 @@ _cairo_win32_printing_surface_paint_linear_pattern (cairo_win32_surface_t *surfa
_cairo_matrix_to_win32_xform (&mat, &xform);
- if (!SetWorldTransform (surface->dc, &xform))
+ if (!SetWorldTransform (surface->win32.dc, &xform))
return _cairo_win32_print_gdi_error ("_win32_printing_surface_paint_linear_pattern:SetWorldTransform2");
- GetClipBox (surface->dc, &clip);
+ GetClipBox (surface->win32.dc, &clip);
if (extend == CAIRO_EXTEND_REPEAT || extend == CAIRO_EXTEND_REFLECT) {
range_start = floor (clip.left / d);
@@ -939,7 +939,7 @@ _cairo_win32_printing_surface_paint_linear_pattern (cairo_win32_surface_t *surfa
total_rects += 2;
}
- if (!GradientFill (surface->dc,
+ if (!GradientFill (surface->win32.dc,
vert, total_verts,
rect, total_rects,
GRADIENT_FILL_RECT_H))
@@ -947,13 +947,13 @@ _cairo_win32_printing_surface_paint_linear_pattern (cairo_win32_surface_t *surfa
free (rect);
free (vert);
- RestoreDC (surface->dc, -1);
+ RestoreDC (surface->win32.dc, -1);
return 0;
}
static cairo_int_status_t
-_cairo_win32_printing_surface_paint_pattern (cairo_win32_surface_t *surface,
+_cairo_win32_printing_surface_paint_pattern (cairo_win32_printing_surface_t *surface,
const cairo_pattern_t *pattern)
{
cairo_status_t status;
@@ -990,7 +990,7 @@ _cairo_win32_printing_surface_paint_pattern (cairo_win32_surface_t *surface,
}
typedef struct _win32_print_path_info {
- cairo_win32_surface_t *surface;
+ cairo_win32_printing_surface_t *surface;
} win32_path_info_t;
static cairo_status_t
@@ -1005,9 +1005,9 @@ _cairo_win32_printing_surface_path_move_to (void *closure,
x = _cairo_fixed_to_double (point->x);
y = _cairo_fixed_to_double (point->y);
cairo_matrix_transform_point (&path_info->surface->ctm, &x, &y);
- MoveToEx (path_info->surface->dc, (int) x, (int) y, NULL);
+ MoveToEx (path_info->surface->win32.dc, (int) x, (int) y, NULL);
} else {
- MoveToEx (path_info->surface->dc,
+ MoveToEx (path_info->surface->win32.dc,
_cairo_fixed_integer_part (point->x),
_cairo_fixed_integer_part (point->y),
NULL);
@@ -1029,9 +1029,9 @@ _cairo_win32_printing_surface_path_line_to (void *closure,
x = _cairo_fixed_to_double (point->x);
y = _cairo_fixed_to_double (point->y);
cairo_matrix_transform_point (&path_info->surface->ctm, &x, &y);
- LineTo (path_info->surface->dc, (int) x, (int) y);
+ LineTo (path_info->surface->win32.dc, (int) x, (int) y);
} else {
- LineTo (path_info->surface->dc,
+ LineTo (path_info->surface->win32.dc,
_cairo_fixed_integer_part (point->x),
_cairo_fixed_integer_part (point->y));
}
@@ -1077,7 +1077,7 @@ _cairo_win32_printing_surface_path_curve_to (void *closure,
points[2].x = _cairo_fixed_integer_part (d->x);
points[2].y = _cairo_fixed_integer_part (d->y);
}
- PolyBezierTo (path_info->surface->dc, points, 3);
+ PolyBezierTo (path_info->surface->win32.dc, points, 3);
return CAIRO_STATUS_SUCCESS;
}
@@ -1087,13 +1087,13 @@ _cairo_win32_printing_surface_path_close_path (void *closure)
{
win32_path_info_t *path_info = closure;
- CloseFigure (path_info->surface->dc);
+ CloseFigure (path_info->surface->win32.dc);
return CAIRO_STATUS_SUCCESS;
}
static cairo_status_t
-_cairo_win32_printing_surface_emit_path (cairo_win32_surface_t *surface,
+_cairo_win32_printing_surface_emit_path (cairo_win32_printing_surface_t *surface,
const cairo_path_fixed_t *path)
{
win32_path_info_t path_info;
@@ -1110,10 +1110,10 @@ _cairo_win32_printing_surface_emit_path (cairo_win32_surface_t *surface,
static cairo_int_status_t
_cairo_win32_printing_surface_show_page (void *abstract_surface)
{
- cairo_win32_surface_t *surface = abstract_surface;
+ cairo_win32_printing_surface_t *surface = abstract_surface;
/* Undo both SaveDC's that we did in start_page */
- RestoreDC (surface->dc, -2);
+ RestoreDC (surface->win32.dc, -2);
return CAIRO_STATUS_SUCCESS;
}
@@ -1125,8 +1125,8 @@ _cairo_win32_printing_surface_clipper_intersect_clip_path (cairo_surface_clipper
double tolerance,
cairo_antialias_t antialias)
{
- cairo_win32_surface_t *surface = cairo_container_of (clipper,
- cairo_win32_surface_t,
+ cairo_win32_printing_surface_t *surface = cairo_container_of (clipper,
+ cairo_win32_printing_surface_t,
clipper);
cairo_status_t status;
@@ -1134,28 +1134,28 @@ _cairo_win32_printing_surface_clipper_intersect_clip_path (cairo_surface_clipper
return CAIRO_STATUS_SUCCESS;
if (path == NULL) {
- RestoreDC (surface->dc, -1);
- SaveDC (surface->dc);
+ RestoreDC (surface->win32.dc, -1);
+ SaveDC (surface->win32.dc);
return CAIRO_STATUS_SUCCESS;
}
- BeginPath (surface->dc);
+ BeginPath (surface->win32.dc);
status = _cairo_win32_printing_surface_emit_path (surface, path);
- EndPath (surface->dc);
+ EndPath (surface->win32.dc);
switch (fill_rule) {
case CAIRO_FILL_RULE_WINDING:
- SetPolyFillMode (surface->dc, WINDING);
+ SetPolyFillMode (surface->win32.dc, WINDING);
break;
case CAIRO_FILL_RULE_EVEN_ODD:
- SetPolyFillMode (surface->dc, ALTERNATE);
+ SetPolyFillMode (surface->win32.dc, ALTERNATE);
break;
default:
ASSERT_NOT_REACHED;
}
- SelectClipPath (surface->dc, RGN_AND);
+ SelectClipPath (surface->win32.dc, RGN_AND);
return status;
}
@@ -1178,7 +1178,7 @@ _cairo_win32_printing_surface_paint (void *abstract_surface,
const cairo_pattern_t *source,
const cairo_clip_t *clip)
{
- cairo_win32_surface_t *surface = abstract_surface;
+ cairo_win32_printing_surface_t *surface = abstract_surface;
cairo_solid_pattern_t clear;
cairo_status_t status;
@@ -1261,7 +1261,7 @@ _cairo_win32_printing_surface_stroke (void *abstract_surface,
cairo_antialias_t antialias,
const cairo_clip_t *clip)
{
- cairo_win32_surface_t *surface = abstract_surface;
+ cairo_win32_printing_surface_t *surface = abstract_surface;
cairo_int_status_t status;
HPEN pen;
LOGBRUSH brush;
@@ -1311,7 +1311,7 @@ _cairo_win32_printing_surface_stroke (void *abstract_surface,
pen_style |= PS_SOLID;
}
- SetMiterLimit (surface->dc, (FLOAT) (style->miter_limit), NULL);
+ SetMiterLimit (surface->win32.dc, (FLOAT) (style->miter_limit), NULL);
if (source->type == CAIRO_PATTERN_TYPE_SOLID) {
cairo_solid_pattern_t *solid = (cairo_solid_pattern_t *) source;
@@ -1334,43 +1334,43 @@ _cairo_win32_printing_surface_stroke (void *abstract_surface,
dash_array);
if (pen == NULL)
return _cairo_win32_print_gdi_error ("_win32_surface_stroke:ExtCreatePen");
- obj = SelectObject (surface->dc, pen);
+ obj = SelectObject (surface->win32.dc, pen);
if (obj == NULL)
return _cairo_win32_print_gdi_error ("_win32_surface_stroke:SelectObject");
- BeginPath (surface->dc);
+ BeginPath (surface->win32.dc);
status = _cairo_win32_printing_surface_emit_path (surface, path);
- EndPath (surface->dc);
+ EndPath (surface->win32.dc);
if (status)
return status;
/*
* Switch to user space to set line parameters
*/
- SaveDC (surface->dc);
+ SaveDC (surface->win32.dc);
_cairo_matrix_to_win32_xform (&mat, &xform);
xform.eDx = 0.0f;
xform.eDy = 0.0f;
- if (!ModifyWorldTransform (surface->dc, &xform, MWT_LEFTMULTIPLY))
+ if (!ModifyWorldTransform (surface->win32.dc, &xform, MWT_LEFTMULTIPLY))
return _cairo_win32_print_gdi_error ("_win32_surface_stroke:SetWorldTransform");
if (source->type == CAIRO_PATTERN_TYPE_SOLID) {
- StrokePath (surface->dc);
+ StrokePath (surface->win32.dc);
} else {
- if (!WidenPath (surface->dc))
+ if (!WidenPath (surface->win32.dc))
return _cairo_win32_print_gdi_error ("_win32_surface_stroke:WidenPath");
- if (!SelectClipPath (surface->dc, RGN_AND))
+ if (!SelectClipPath (surface->win32.dc, RGN_AND))
return _cairo_win32_print_gdi_error ("_win32_surface_stroke:SelectClipPath");
/* Return to device space to paint the pattern */
_cairo_matrix_to_win32_xform (&surface->gdi_ctm, &xform);
- if (!SetWorldTransform (surface->dc, &xform))
+ if (!SetWorldTransform (surface->win32.dc, &xform))
return _cairo_win32_print_gdi_error ("_win32_surface_stroke:ModifyWorldTransform");
status = _cairo_win32_printing_surface_paint_pattern (surface, source);
}
- RestoreDC (surface->dc, -1);
+ RestoreDC (surface->win32.dc, -1);
DeleteObject (pen);
free (dash_array);
@@ -1387,7 +1387,7 @@ _cairo_win32_printing_surface_fill (void *abstract_surface,
cairo_antialias_t antialias,
const cairo_clip_t *clip)
{
- cairo_win32_surface_t *surface = abstract_surface;
+ cairo_win32_printing_surface_t *surface = abstract_surface;
cairo_int_status_t status;
cairo_solid_pattern_t clear;
@@ -1407,16 +1407,16 @@ _cairo_win32_printing_surface_fill (void *abstract_surface,
assert (_cairo_win32_printing_surface_operation_supported (surface, op, source));
surface->path_empty = TRUE;
- BeginPath (surface->dc);
+ BeginPath (surface->win32.dc);
status = _cairo_win32_printing_surface_emit_path (surface, path);
- EndPath (surface->dc);
+ EndPath (surface->win32.dc);
switch (fill_rule) {
case CAIRO_FILL_RULE_WINDING:
- SetPolyFillMode (surface->dc, WINDING);
+ SetPolyFillMode (surface->win32.dc, WINDING);
break;
case CAIRO_FILL_RULE_EVEN_ODD:
- SetPolyFillMode (surface->dc, ALTERNATE);
+ SetPolyFillMode (surface->win32.dc, ALTERNATE);
break;
default:
ASSERT_NOT_REACHED;
@@ -1427,13 +1427,13 @@ _cairo_win32_printing_surface_fill (void *abstract_surface,
if (status)
return status;
- FillPath (surface->dc);
+ FillPath (surface->win32.dc);
_cairo_win32_printing_surface_done_solid_brush (surface);
} else if (surface->path_empty == FALSE) {
- SaveDC (surface->dc);
- SelectClipPath (surface->dc, RGN_AND);
+ SaveDC (surface->win32.dc);
+ SelectClipPath (surface->win32.dc, RGN_AND);
status = _cairo_win32_printing_surface_paint_pattern (surface, source);
- RestoreDC (surface->dc, -1);
+ RestoreDC (surface->win32.dc, -1);
}
fflush(stderr);
@@ -1441,13 +1441,14 @@ _cairo_win32_printing_surface_fill (void *abstract_surface,
return status;
}
+
static cairo_int_status_t
-_cairo_win32_printing_surface_emit_win32_glyphs (cairo_win32_surface_t *surface,
+_cairo_win32_printing_surface_emit_win32_glyphs (cairo_win32_printing_surface_t *surface,
cairo_operator_t op,
const cairo_pattern_t *source,
- cairo_glyph_t *glyphs,
+ cairo_glyph_t *glyphs,
int num_glyphs,
- cairo_scaled_font_t *scaled_font,
+ cairo_scaled_font_t *scaled_font,
const cairo_clip_t *clip)
{
cairo_matrix_t ctm;
@@ -1502,15 +1503,12 @@ _cairo_win32_printing_surface_emit_win32_glyphs (cairo_win32_surface_t *surface
if (i == num_glyphs - 1 ||
((unicode_glyphs[i + 1].index < 0xffff) != sequence_is_unicode))
{
- status = _cairo_win32_surface_show_glyphs_internal (
- surface,
- op,
- source,
- sequence_is_unicode ? &unicode_glyphs[first] : &glyphs[first],
- i - first + 1,
- scaled_font,
- clip,
- ! sequence_is_unicode);
+ status = _cairo_win32_surface_emit_glyphs (&surface->win32,
+ source,
+ sequence_is_unicode ? &unicode_glyphs[first] : &glyphs[first],
+ i - first + 1,
+ scaled_font,
+ ! sequence_is_unicode);
first = i + 1;
if (i < num_glyphs - 1)
sequence_is_unicode = unicode_glyphs[i + 1].index <= 0xffff;
@@ -1536,7 +1534,7 @@ _cairo_win32_printing_surface_show_glyphs (void *abstract_surfac
cairo_scaled_font_t *scaled_font,
const cairo_clip_t *clip)
{
- cairo_win32_surface_t *surface = abstract_surface;
+ cairo_win32_printing_surface_t *surface = abstract_surface;
cairo_status_t status = CAIRO_STATUS_SUCCESS;
cairo_scaled_glyph_t *scaled_glyph;
cairo_pattern_t *opaque = NULL;
@@ -1620,12 +1618,12 @@ _cairo_win32_printing_surface_show_glyphs (void *abstract_surfac
}
#endif
- SaveDC (surface->dc);
+ SaveDC (surface->win32.dc);
old_ctm = surface->ctm;
old_has_ctm = surface->has_ctm;
surface->has_ctm = TRUE;
surface->path_empty = TRUE;
- BeginPath (surface->dc);
+ BeginPath (surface->win32.dc);
for (i = 0; i < num_glyphs; i++) {
status = _cairo_scaled_glyph_lookup (scaled_font,
glyphs[i].index,
@@ -1637,7 +1635,7 @@ _cairo_win32_printing_surface_show_glyphs (void *abstract_surfac
cairo_matrix_translate (&surface->ctm, glyphs[i].x, glyphs[i].y);
status = _cairo_win32_printing_surface_emit_path (surface, scaled_glyph->path);
}
- EndPath (surface->dc);
+ EndPath (surface->win32.dc);
surface->ctm = old_ctm;
surface->has_ctm = old_has_ctm;
if (status == CAIRO_STATUS_SUCCESS && surface->path_empty == FALSE) {
@@ -1646,15 +1644,15 @@ _cairo_win32_printing_surface_show_glyphs (void *abstract_surfac
if (status)
return status;
- SetPolyFillMode (surface->dc, WINDING);
- FillPath (surface->dc);
+ SetPolyFillMode (surface->win32.dc, WINDING);
+ FillPath (surface->win32.dc);
_cairo_win32_printing_surface_done_solid_brush (surface);
} else {
- SelectClipPath (surface->dc, RGN_AND);
+ SelectClipPath (surface->win32.dc, RGN_AND);
status = _cairo_win32_printing_surface_paint_pattern (surface, source);
}
}
- RestoreDC (surface->dc, -1);
+ RestoreDC (surface->win32.dc, -1);
if (opaque)
cairo_pattern_destroy (opaque);
@@ -1668,6 +1666,17 @@ _cairo_win32_printing_surface_get_supported_mime_types (void *abstract_surface
return _cairo_win32_printing_supported_mime_types;
}
+static cairo_status_t
+_cairo_win32_printing_surface_finish (void *abstract_surface)
+{
+ cairo_win32_printing_surface_t *surface = abstract_surface;
+
+ if (surface->font_subsets != NULL)
+ _cairo_scaled_font_subsets_destroy (surface->font_subsets);
+
+ return CAIRO_STATUS_SUCCESS;
+}
+
static cairo_surface_t *
_cairo_win32_printing_surface_create_similar (void *abstract_surface,
cairo_content_t content,
@@ -1685,13 +1694,13 @@ _cairo_win32_printing_surface_create_similar (void *abstract_surface,
static cairo_int_status_t
_cairo_win32_printing_surface_start_page (void *abstract_surface)
{
- cairo_win32_surface_t *surface = abstract_surface;
+ cairo_win32_printing_surface_t *surface = abstract_surface;
XFORM xform;
double x_res, y_res;
cairo_matrix_t inverse_ctm;
cairo_status_t status;
- SaveDC (surface->dc); /* Save application context first, before doing MWT */
+ SaveDC (surface->win32.dc); /* Save application context first, before doing MWT */
/* As the logical coordinates used by GDI functions (eg LineTo)
* are integers we need to do some additional work to prevent
@@ -1730,8 +1739,8 @@ _cairo_win32_printing_surface_start_page (void *abstract_surface)
* To support allowing the user to set a GDI CTM with scale < 1,
* we avoid switching to an identity CTM if the CTM xx and yy is < 1.
*/
- SetGraphicsMode (surface->dc, GM_ADVANCED);
- GetWorldTransform(surface->dc, &xform);
+ SetGraphicsMode (surface->win32.dc, GM_ADVANCED);
+ GetWorldTransform(surface->win32.dc, &xform);
if (xform.eM11 < 1 && xform.eM22 < 1) {
cairo_matrix_init_identity (&surface->ctm);
surface->gdi_ctm.xx = xform.eM11;
@@ -1748,7 +1757,7 @@ _cairo_win32_printing_surface_start_page (void *abstract_surface)
surface->ctm.x0 = xform.eDx;
surface->ctm.y0 = xform.eDy;
cairo_matrix_init_identity (&surface->gdi_ctm);
- if (!ModifyWorldTransform (surface->dc, NULL, MWT_IDENTITY))
+ if (!ModifyWorldTransform (surface->win32.dc, NULL, MWT_IDENTITY))
return _cairo_win32_print_gdi_error ("_cairo_win32_printing_surface_start_page:ModifyWorldTransform");
}
@@ -1759,12 +1768,12 @@ _cairo_win32_printing_surface_start_page (void *abstract_surface)
if (status)
return status;
- x_res = GetDeviceCaps (surface->dc, LOGPIXELSX);
- y_res = GetDeviceCaps (surface->dc, LOGPIXELSY);
+ x_res = GetDeviceCaps (surface->win32.dc, LOGPIXELSX);
+ y_res = GetDeviceCaps (surface->win32.dc, LOGPIXELSY);
cairo_matrix_transform_distance (&inverse_ctm, &x_res, &y_res);
- _cairo_surface_set_resolution (&surface->base, x_res, y_res);
+ _cairo_surface_set_resolution (&surface->win32.base, x_res, y_res);
- SaveDC (surface->dc); /* Then save Cairo's known-good clip state, so the clip path can be reset */
+ SaveDC (surface->win32.dc); /* Then save Cairo's known-good clip state, so the clip path can be reset */
return CAIRO_STATUS_SUCCESS;
}
@@ -1773,7 +1782,7 @@ static void
_cairo_win32_printing_surface_set_paginated_mode (void *abstract_surface,
cairo_paginated_mode_t paginated_mode)
{
- cairo_win32_surface_t *surface = abstract_surface;
+ cairo_win32_printing_surface_t *surface = abstract_surface;
surface->paginated_mode = paginated_mode;
}
@@ -1805,30 +1814,29 @@ _cairo_win32_printing_surface_supports_fine_grained_fallbacks (void *abstract_su
cairo_surface_t *
cairo_win32_printing_surface_create (HDC hdc)
{
- cairo_win32_surface_t *surface;
+ cairo_win32_printing_surface_t *surface;
cairo_surface_t *paginated;
RECT rect;
- surface = malloc (sizeof (cairo_win32_surface_t));
+ surface = malloc (sizeof (cairo_win32_printing_surface_t));
if (surface == NULL)
return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY));
+#if 0
if (_cairo_win32_save_initial_clip (hdc, surface) != CAIRO_STATUS_SUCCESS) {
free (surface);
return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY));
}
+#endif
_cairo_surface_clipper_init (&surface->clipper,
_cairo_win32_printing_surface_clipper_intersect_clip_path);
- surface->image = NULL;
- surface->format = CAIRO_FORMAT_RGB24;
- surface->content = CAIRO_CONTENT_COLOR_ALPHA;
+ surface->win32.format = CAIRO_FORMAT_RGB24;
+ surface->win32.base.content = CAIRO_CONTENT_COLOR_ALPHA;
+
+ surface->win32.dc = hdc;
- surface->dc = hdc;
- surface->bitmap = NULL;
- surface->is_dib = FALSE;
- surface->saved_dc_bitmap = NULL;
surface->brush = NULL;
surface->old_brush = NULL;
surface->font_subsets = _cairo_scaled_font_subsets_create_scaled ();
@@ -1838,41 +1846,35 @@ cairo_win32_printing_surface_create (HDC hdc)
}
GetClipBox(hdc, &rect);
- surface->extents.x = rect.left;
- surface->extents.y = rect.top;
- surface->extents.width = rect.right - rect.left;
- surface->extents.height = rect.bottom - rect.top;
+ surface->win32.extents.x = rect.left;
+ surface->win32.extents.y = rect.top;
+ surface->win32.extents.width = rect.right - rect.left;
+ surface->win32.extents.height = rect.bottom - rect.top;
- surface->flags = _cairo_win32_flags_for_dc (surface->dc);
- surface->flags |= CAIRO_WIN32_SURFACE_FOR_PRINTING;
+ surface->win32.flags = _cairo_win32_flags_for_dc (surface->win32.dc);
+ surface->win32.flags |= CAIRO_WIN32_SURFACE_FOR_PRINTING;
_cairo_win32_printing_surface_init_ps_mode (surface);
_cairo_win32_printing_surface_init_image_support (surface);
_cairo_win32_printing_surface_init_language_pack (surface);
- _cairo_surface_init (&surface->base,
+ _cairo_surface_init (&surface->win32.base,
&cairo_win32_printing_surface_backend,
NULL, /* device */
CAIRO_CONTENT_COLOR_ALPHA);
- paginated = _cairo_paginated_surface_create (&surface->base,
+ paginated = _cairo_paginated_surface_create (&surface->win32.base,
CAIRO_CONTENT_COLOR_ALPHA,
&cairo_win32_surface_paginated_backend);
/* paginated keeps the only reference to surface now, drop ours */
- cairo_surface_destroy (&surface->base);
+ cairo_surface_destroy (&surface->win32.base);
return paginated;
}
-cairo_bool_t
-_cairo_surface_is_win32_printing (cairo_surface_t *surface)
-{
- return surface->backend == &cairo_win32_printing_surface_backend;
-}
-
static const cairo_surface_backend_t cairo_win32_printing_surface_backend = {
CAIRO_SURFACE_TYPE_WIN32_PRINTING,
- _cairo_win32_surface_finish,
+ _cairo_win32_printing_surface_finish,
_cairo_default_context_create,
diff --git a/src/win32/cairo-win32-private.h b/src/win32/cairo-win32-private.h
index 07830dc25..b6c24311a 100644
--- a/src/win32/cairo-win32-private.h
+++ b/src/win32/cairo-win32-private.h
@@ -37,8 +37,12 @@
#define CAIRO_WIN32_PRIVATE_H
#include "cairo-win32.h"
+
#include "cairoint.h"
+
+#include "cairo-device-private.h"
#include "cairo-surface-clipper-private.h"
+#include "cairo-surface-private.h"
#ifndef SHADEBLENDCAPS
#define SHADEBLENDCAPS 120
@@ -49,13 +53,59 @@
#define WIN32_FONT_LOGICAL_SCALE 32
+/* Surface DC flag values */
+enum {
+ /* If this is a surface created for printing or not */
+ CAIRO_WIN32_SURFACE_FOR_PRINTING = (1<<0),
+
+ /* Whether the DC is a display DC or not */
+ CAIRO_WIN32_SURFACE_IS_DISPLAY = (1<<1),
+
+ /* Whether we can use BitBlt with this surface */
+ CAIRO_WIN32_SURFACE_CAN_BITBLT = (1<<2),
+
+ /* Whether we can use AlphaBlend with this surface */
+ CAIRO_WIN32_SURFACE_CAN_ALPHABLEND = (1<<3),
+
+ /* Whether we can use StretchBlt with this surface */
+ CAIRO_WIN32_SURFACE_CAN_STRETCHBLT = (1<<4),
+
+ /* Whether we can use StretchDIBits with this surface */
+ CAIRO_WIN32_SURFACE_CAN_STRETCHDIB = (1<<5),
+
+ /* Whether we can use GradientFill rectangles with this surface */
+ CAIRO_WIN32_SURFACE_CAN_RECT_GRADIENT = (1<<6),
+
+ /* Whether we can use the CHECKJPEGFORMAT escape function */
+ CAIRO_WIN32_SURFACE_CAN_CHECK_JPEG = (1<<7),
+
+ /* Whether we can use the CHECKJPEGFORMAT escape function */
+ CAIRO_WIN32_SURFACE_CAN_CHECK_PNG = (1<<8),
+};
+
typedef struct _cairo_win32_surface {
cairo_surface_t base;
cairo_format_t format;
-
HDC dc;
+ /* Surface DC flags */
+ unsigned flags;
+
+ /* We use the x and y parts of extents for situations where
+ * we're not supposed to draw to the entire surface.
+ * For example, during a paint event a program will get
+ * a DC that has been clipped to the dirty region.
+ * A cairo surface constructed for that DC will have extents
+ * that match bounds of the clipped region.
+ */
+ cairo_rectangle_int_t extents;
+} cairo_win32_surface_t;
+#define to_win32_surface(S) ((cairo_win32_surface_t *)(S))
+
+typedef struct _cairo_win32_display_surface {
+ cairo_win32_surface_t win32;
+
/* We create off-screen surfaces as DIBs or DDBs, based on what we created
* originally*/
HBITMAP bitmap;
@@ -69,37 +119,19 @@ typedef struct _cairo_win32_surface {
* on some versions of Windows.
*/
HBITMAP saved_dc_bitmap;
-
cairo_surface_t *image;
+ cairo_surface_t *fallback;
- /* We use the x and y parts of extents for situations where
- * we're not supposed to draw to the entire surface.
- * For example, during a paint event a program will get
- * a DC that has been clipped to the dirty region.
- * A cairo surface constructed for that DC will have extents
- * that match bounds of the clipped region.
- *
- * jrmuizel: I'm not sure if storing these extents instead
- * of just using the size is better... */
- cairo_rectangle_int_t extents;
-
- /* Initial clip bits
- * We need these kept around so that we maintain
- * whatever clip was set on the original DC at creation
- * time when cairo is asked to reset the surface clip.
- */
- cairo_rectangle_int_t clip_rect;
HRGN initial_clip_rgn;
cairo_bool_t had_simple_clip;
- cairo_region_t *clip_region;
+} cairo_win32_display_surface_t;
+#define to_win32_display_surface(S) ((cairo_win32_display_surface_t *)(S))
- /* For path clipping to the printing-surface */
- cairo_surface_clipper_t clipper;
+typedef struct _cairo_win32_printing_surface {
+ cairo_win32_surface_t win32;
- /* Surface DC flags */
- uint32_t flags;
+ cairo_surface_clipper_t clipper;
- /* printing surface bits */
cairo_paginated_mode_t paginated_mode;
cairo_content_t content;
cairo_bool_t path_empty;
@@ -109,49 +141,44 @@ typedef struct _cairo_win32_surface {
cairo_matrix_t gdi_ctm;
HBRUSH brush, old_brush;
cairo_scaled_font_subsets_t *font_subsets;
-} cairo_win32_surface_t;
+} cairo_win32_printing_surface_t;
+#define to_win32_printing_surface(S) ((cairo_win32_printing_surface_t *)(S))
-/* Surface DC flag values */
-enum {
- /* If this is a surface created for printing or not */
- CAIRO_WIN32_SURFACE_FOR_PRINTING = (1<<0),
-
- /* Whether the DC is a display DC or not */
- CAIRO_WIN32_SURFACE_IS_DISPLAY = (1<<1),
-
- /* Whether we can use BitBlt with this surface */
- CAIRO_WIN32_SURFACE_CAN_BITBLT = (1<<2),
+typedef BOOL (WINAPI *cairo_win32_alpha_blend_func_t) (HDC hdcDest,
+ int nXOriginDest,
+ int nYOriginDest,
+ int nWidthDest,
+ int hHeightDest,
+ HDC hdcSrc,
+ int nXOriginSrc,
+ int nYOriginSrc,
+ int nWidthSrc,
+ int nHeightSrc,
+ BLENDFUNCTION blendFunction);
- /* Whether we can use AlphaBlend with this surface */
- CAIRO_WIN32_SURFACE_CAN_ALPHABLEND = (1<<3),
+typedef struct _cairo_win32_device {
+ cairo_device_t base;
- /* Whether we can use StretchBlt with this surface */
- CAIRO_WIN32_SURFACE_CAN_STRETCHBLT = (1<<4),
+ HMODULE msimg32_dll;
- /* Whether we can use StretchDIBits with this surface */
- CAIRO_WIN32_SURFACE_CAN_STRETCHDIB = (1<<5),
+ const cairo_compositor_t *compositor;
- /* Whether we can use GradientFill rectangles with this surface */
- CAIRO_WIN32_SURFACE_CAN_RECT_GRADIENT = (1<<6),
+ cairo_win32_alpha_blend_func_t alpha_blend;
+} cairo_win32_device_t;
+#define to_win32_device(D) ((cairo_win32_device_t *)(D))
+#define to_win32_device_from_surface(S) to_win32_device(((cairo_surface_t *)(S))->device)
- /* Whether we can use the CHECKJPEGFORMAT escape function */
- CAIRO_WIN32_SURFACE_CAN_CHECK_JPEG = (1<<7),
+cairo_private cairo_device_t *
+_cairo_win32_device_get (void);
- /* Whether we can use the CHECKJPEGFORMAT escape function */
- CAIRO_WIN32_SURFACE_CAN_CHECK_PNG = (1<<8),
-};
+const cairo_compositor_t *
+_cairo_win32_gdi_compositor_get (void);
cairo_status_t
_cairo_win32_print_gdi_error (const char *context);
-cairo_bool_t
-_cairo_surface_is_win32 (cairo_surface_t *surface);
-
-cairo_bool_t
-_cairo_surface_is_win32_printing (cairo_surface_t *surface);
-
-cairo_status_t
-_cairo_win32_surface_finish (void *abstract_surface);
+cairo_private void
+_cairo_win32_display_surface_discard_fallback (cairo_win32_display_surface_t *surface);
cairo_bool_t
_cairo_win32_surface_get_extents (void *abstract_surface,
@@ -160,34 +187,13 @@ _cairo_win32_surface_get_extents (void *abstract_surface,
uint32_t
_cairo_win32_flags_for_dc (HDC dc);
-cairo_status_t
-_cairo_win32_surface_set_clip_region (void *abstract_surface,
- cairo_region_t *region);
-
cairo_int_status_t
-_cairo_win32_surface_show_glyphs_internal (void *surface,
- cairo_operator_t op,
- const cairo_pattern_t *source,
- cairo_glyph_t *glyphs,
- int num_glyphs,
- cairo_scaled_font_t *scaled_font,
- const cairo_clip_t *clip,
- cairo_bool_t glyph_indices);
-
-cairo_int_status_t
-_cairo_win32_surface_show_glyphs (void *surface,
- cairo_operator_t op,
- const cairo_pattern_t *source,
- cairo_glyph_t *glyphs,
- int num_glyphs,
- cairo_scaled_font_t *scaled_font,
- const cairo_clip_t *clip);
-
-cairo_surface_t *
-_cairo_win32_surface_create_similar (void *abstract_src,
- cairo_content_t content,
- int width,
- int height);
+_cairo_win32_surface_emit_glyphs (cairo_win32_surface_t *dst,
+ const cairo_pattern_t *source,
+ cairo_glyph_t *glyphs,
+ int num_glyphs,
+ cairo_scaled_font_t *scaled_font,
+ cairo_bool_t glyph_indexing);
static inline void
_cairo_matrix_to_win32_xform (const cairo_matrix_t *m,
@@ -201,11 +207,12 @@ _cairo_matrix_to_win32_xform (const cairo_matrix_t *m,
xform->eDy = (FLOAT) m->y0;
}
-cairo_int_status_t
-_cairo_win32_save_initial_clip (HDC dc, cairo_win32_surface_t *surface);
+cairo_status_t
+_cairo_win32_display_surface_set_clip (cairo_win32_display_surface_t *surface,
+ cairo_clip_t *clip);
-cairo_int_status_t
-_cairo_win32_restore_initial_clip (cairo_win32_surface_t *surface);
+void
+_cairo_win32_display_surface_unset_clip (cairo_win32_display_surface_t *surface);
void
_cairo_win32_debug_dump_hrgn (HRGN rgn, char *header);
diff --git a/src/win32/cairo-win32-surface.c b/src/win32/cairo-win32-surface.c
index ec351d3f1..cec47a240 100644
--- a/src/win32/cairo-win32-surface.c
+++ b/src/win32/cairo-win32-surface.c
@@ -2,6 +2,7 @@
/* Cairo - a vector graphics library with display and print output
*
* Copyright © 2005 Red Hat, Inc.
+ * Copyright © 2012 Intel Corporation
*
* This library is free software; you can redistribute it and/or
* modify it either under the terms of the GNU Lesser General Public
@@ -47,8 +48,6 @@
#include "cairoint.h"
-#include "cairo-clip-private.h"
-#include "cairo-composite-rectangles-private.h"
#include "cairo-default-context-private.h"
#include "cairo-error-private.h"
#include "cairo-image-surface-private.h"
@@ -66,18 +65,6 @@
# define ETO_PDY 0x2000
#endif
-#undef DEBUG_COMPOSITE
-
-/* for older SDKs */
-#ifndef SHADEBLENDCAPS
-#define SHADEBLENDCAPS 120
-#endif
-#ifndef SB_NONE
-#define SB_NONE 0x00000000
-#endif
-
-#define PELS_72DPI ((LONG)(72. / 0.0254))
-
/**
* SECTION:cairo-win32
* @Title: Win32 Surfaces
@@ -102,8 +89,6 @@
* This macro can be used to conditionally compile backend-specific code.
*/
-static const cairo_surface_backend_t cairo_win32_surface_backend;
-
/**
* _cairo_win32_print_gdi_error:
* @context: context string to display along with the error
@@ -139,1399 +124,84 @@ _cairo_win32_print_gdi_error (const char *context)
* CAIRO_STATUS_NO_MEMORY or CAIRO_STATUS_UNKNOWN_ERROR and there
* is no CAIRO_STATUS_UNKNOWN_ERROR.
*/
-
return _cairo_error (CAIRO_STATUS_NO_MEMORY);
}
-uint32_t
-_cairo_win32_flags_for_dc (HDC dc)
-{
- uint32_t flags = 0;
-
- if (GetDeviceCaps(dc, TECHNOLOGY) == DT_RASDISPLAY) {
- flags |= CAIRO_WIN32_SURFACE_IS_DISPLAY;
-
- /* These will always be possible, but the actual GetDeviceCaps
- * calls will return whether they're accelerated or not.
- * We may want to use our own (pixman) routines sometimes
- * if they're eventually faster, but for now have GDI do
- * everything.
- */
- flags |= CAIRO_WIN32_SURFACE_CAN_BITBLT;
- flags |= CAIRO_WIN32_SURFACE_CAN_ALPHABLEND;
- flags |= CAIRO_WIN32_SURFACE_CAN_STRETCHBLT;
- flags |= CAIRO_WIN32_SURFACE_CAN_STRETCHDIB;
- } else {
- int cap;
-
- cap = GetDeviceCaps(dc, SHADEBLENDCAPS);
- if (cap != SB_NONE)
- flags |= CAIRO_WIN32_SURFACE_CAN_ALPHABLEND;
-
- cap = GetDeviceCaps(dc, RASTERCAPS);
- if (cap & RC_BITBLT)
- flags |= CAIRO_WIN32_SURFACE_CAN_BITBLT;
- if (cap & RC_STRETCHBLT)
- flags |= CAIRO_WIN32_SURFACE_CAN_STRETCHBLT;
- if (cap & RC_STRETCHDIB)
- flags |= CAIRO_WIN32_SURFACE_CAN_STRETCHDIB;
- }
-
- return flags;
-}
-
-static cairo_status_t
-_create_dc_and_bitmap (cairo_win32_surface_t *surface,
- HDC original_dc,
- cairo_format_t format,
- int width,
- int height,
- unsigned char **bits_out,
- int *rowstride_out)
-{
- cairo_status_t status;
-
- BITMAPINFO *bitmap_info = NULL;
- struct {
- BITMAPINFOHEADER bmiHeader;
- RGBQUAD bmiColors[2];
- } bmi_stack;
- void *bits;
-
- int num_palette = 0; /* Quiet GCC */
- int i;
-
- surface->dc = NULL;
- surface->bitmap = NULL;
- surface->is_dib = FALSE;
-
- switch (format) {
- default:
- case CAIRO_FORMAT_INVALID:
- return _cairo_error (CAIRO_STATUS_INVALID_FORMAT);
- case CAIRO_FORMAT_ARGB32:
- case CAIRO_FORMAT_RGB24:
- num_palette = 0;
- break;
-
- case CAIRO_FORMAT_A8:
- num_palette = 256;
- break;
-
- case CAIRO_FORMAT_A1:
- num_palette = 2;
- break;
- }
-
- if (num_palette > 2) {
- bitmap_info = _cairo_malloc_ab_plus_c (num_palette, sizeof(RGBQUAD), sizeof(BITMAPINFOHEADER));
- if (!bitmap_info)
- return _cairo_error (CAIRO_STATUS_NO_MEMORY);
- } else {
- bitmap_info = (BITMAPINFO *)&bmi_stack;
- }
-
- bitmap_info->bmiHeader.biSize = sizeof (BITMAPINFOHEADER);
- bitmap_info->bmiHeader.biWidth = width == 0 ? 1 : width;
- bitmap_info->bmiHeader.biHeight = height == 0 ? -1 : - height; /* top-down */
- bitmap_info->bmiHeader.biSizeImage = 0;
- bitmap_info->bmiHeader.biXPelsPerMeter = PELS_72DPI; /* unused here */
- bitmap_info->bmiHeader.biYPelsPerMeter = PELS_72DPI; /* unused here */
- bitmap_info->bmiHeader.biPlanes = 1;
-
- switch (format) {
- /* We can't create real RGB24 bitmaps because something seems to
- * break if we do, especially if we don't set up an image
- * fallback. It could be a bug with using a 24bpp pixman image
- * (and creating one with masks). So treat them like 32bpp.
- * Note: This causes problems when using BitBlt/AlphaBlend/etc!
- * see end of file.
- */
- case CAIRO_FORMAT_RGB24:
- case CAIRO_FORMAT_ARGB32:
- bitmap_info->bmiHeader.biBitCount = 32;
- bitmap_info->bmiHeader.biCompression = BI_RGB;
- bitmap_info->bmiHeader.biClrUsed = 0; /* unused */
- bitmap_info->bmiHeader.biClrImportant = 0;
- break;
-
- case CAIRO_FORMAT_A8:
- bitmap_info->bmiHeader.biBitCount = 8;
- bitmap_info->bmiHeader.biCompression = BI_RGB;
- bitmap_info->bmiHeader.biClrUsed = 256;
- bitmap_info->bmiHeader.biClrImportant = 0;
-
- for (i = 0; i < 256; i++) {
- bitmap_info->bmiColors[i].rgbBlue = i;
- bitmap_info->bmiColors[i].rgbGreen = i;
- bitmap_info->bmiColors[i].rgbRed = i;
- bitmap_info->bmiColors[i].rgbReserved = 0;
- }
-
- break;
-
- case CAIRO_FORMAT_A1:
- bitmap_info->bmiHeader.biBitCount = 1;
- bitmap_info->bmiHeader.biCompression = BI_RGB;
- bitmap_info->bmiHeader.biClrUsed = 2;
- bitmap_info->bmiHeader.biClrImportant = 0;
-
- for (i = 0; i < 2; i++) {
- bitmap_info->bmiColors[i].rgbBlue = i * 255;
- bitmap_info->bmiColors[i].rgbGreen = i * 255;
- bitmap_info->bmiColors[i].rgbRed = i * 255;
- bitmap_info->bmiColors[i].rgbReserved = 0;
- }
-
- break;
- }
-
- surface->dc = CreateCompatibleDC (original_dc);
- if (!surface->dc)
- goto FAIL;
-
- surface->bitmap = CreateDIBSection (surface->dc,
- bitmap_info,
- DIB_RGB_COLORS,
- &bits,
- NULL, 0);
- if (!surface->bitmap)
- goto FAIL;
-
- surface->is_dib = TRUE;
-
- GdiFlush();
-
- surface->saved_dc_bitmap = SelectObject (surface->dc,
- surface->bitmap);
- if (!surface->saved_dc_bitmap)
- goto FAIL;
-
- if (bitmap_info && num_palette > 2)
- free (bitmap_info);
-
- if (bits_out)
- *bits_out = bits;
-
- if (rowstride_out) {
- /* Windows bitmaps are padded to 32-bit (dword) boundaries */
- switch (format) {
- case CAIRO_FORMAT_ARGB32:
- case CAIRO_FORMAT_RGB24:
- *rowstride_out = 4 * width;
- break;
-
- case CAIRO_FORMAT_A8:
- *rowstride_out = (width + 3) & ~3;
- break;
-
- case CAIRO_FORMAT_A1:
- *rowstride_out = ((width + 31) & ~31) / 8;
- break;
- }
- }
-
- surface->flags = _cairo_win32_flags_for_dc (surface->dc);
-
- return CAIRO_STATUS_SUCCESS;
-
- FAIL:
- status = _cairo_win32_print_gdi_error ("_create_dc_and_bitmap");
-
- if (bitmap_info && num_palette > 2)
- free (bitmap_info);
-
- if (surface->saved_dc_bitmap) {
- SelectObject (surface->dc, surface->saved_dc_bitmap);
- surface->saved_dc_bitmap = NULL;
- }
-
- if (surface->bitmap) {
- DeleteObject (surface->bitmap);
- surface->bitmap = NULL;
- }
-
- if (surface->dc) {
- DeleteDC (surface->dc);
- surface->dc = NULL;
- }
-
- return status;
-}
-
-static cairo_surface_t *
-_cairo_win32_surface_create_for_dc (HDC original_dc,
- cairo_format_t format,
- int width,
- int height)
-{
- cairo_status_t status;
- cairo_win32_surface_t *surface;
- unsigned char *bits;
- int rowstride;
-
- if (! CAIRO_FORMAT_VALID (format))
- return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_INVALID_FORMAT));
-
- surface = malloc (sizeof (cairo_win32_surface_t));
- if (surface == NULL)
- return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY));
-
- surface->clip_region = NULL;
-
- status = _create_dc_and_bitmap (surface, original_dc, format,
- width, height,
- &bits, &rowstride);
- if (status)
- goto FAIL;
-
- surface->image = cairo_image_surface_create_for_data (bits, format,
- width, height, rowstride);
- status = surface->image->status;
- if (status)
- goto FAIL;
-
- surface->format = format;
-
- surface->clip_rect.x = 0;
- surface->clip_rect.y = 0;
- surface->clip_rect.width = width;
- surface->clip_rect.height = height;
-
- surface->initial_clip_rgn = NULL;
- surface->had_simple_clip = FALSE;
-
- surface->extents = surface->clip_rect;
- surface->font_subsets = NULL;
-
- _cairo_surface_init (&surface->base,
- &cairo_win32_surface_backend,
- NULL, /* device */
- _cairo_content_from_format (format));
-
- return &surface->base;
-
- FAIL:
- if (surface->bitmap) {
- SelectObject (surface->dc, surface->saved_dc_bitmap);
- DeleteObject (surface->bitmap);
- DeleteDC (surface->dc);
- }
- free (surface);
-
- return _cairo_surface_create_in_error (status);
-}
-
-static cairo_surface_t *
-_cairo_win32_surface_create_similar_internal (void *abstract_src,
- cairo_content_t content,
- int width,
- int height,
- cairo_bool_t force_dib)
-{
- cairo_win32_surface_t *src = abstract_src;
- cairo_format_t format = _cairo_format_from_content (content);
- cairo_surface_t *new_surf = NULL;
-
- /* We force a DIB always if:
- * - we need alpha; or
- * - the parent is a DIB; or
- * - the parent is for printing (because we don't care about the bit depth at that point)
- *
- * We also might end up with a DIB even if a DDB is requested if DDB creation failed
- * due to out of memory.
- */
- if (src->is_dib ||
- (content & CAIRO_CONTENT_ALPHA) ||
- src->base.backend->type == CAIRO_SURFACE_TYPE_WIN32_PRINTING)
- {
- force_dib = TRUE;
- }
-
- if (!force_dib) {
- /* try to create a ddb */
- new_surf = cairo_win32_surface_create_with_ddb (src->dc, CAIRO_FORMAT_RGB24, width, height);
-
- if (new_surf->status != CAIRO_STATUS_SUCCESS)
- new_surf = NULL;
- }
-
- if (new_surf == NULL) {
- new_surf = _cairo_win32_surface_create_for_dc (src->dc, format, width, height);
- }
-
- return new_surf;
-}
-
-cairo_surface_t *
-_cairo_win32_surface_create_similar (void *abstract_src,
- cairo_content_t content,
- int width,
- int height)
-{
- return _cairo_win32_surface_create_similar_internal (abstract_src, content, width, height, FALSE);
-}
-
-cairo_status_t
-_cairo_win32_surface_finish (void *abstract_surface)
-{
- cairo_win32_surface_t *surface = abstract_surface;
-
- if (surface->image)
- cairo_surface_destroy (surface->image);
-
- /* If we created the Bitmap and DC, destroy them */
- if (surface->bitmap) {
- SelectObject (surface->dc, surface->saved_dc_bitmap);
- DeleteObject (surface->bitmap);
- DeleteDC (surface->dc);
- } else {
- _cairo_win32_restore_initial_clip (surface);
- }
-
- if (surface->initial_clip_rgn)
- DeleteObject (surface->initial_clip_rgn);
-
- if (surface->font_subsets != NULL)
- _cairo_scaled_font_subsets_destroy (surface->font_subsets);
-
- return CAIRO_STATUS_SUCCESS;
-}
-
-static cairo_status_t
-_cairo_win32_surface_get_subimage (cairo_win32_surface_t *surface,
- int x,
- int y,
- int width,
- int height,
- cairo_win32_surface_t **local_out)
-{
- cairo_win32_surface_t *local;
- cairo_int_status_t status;
- cairo_content_t content = _cairo_content_from_format (surface->format);
-
- local =
- (cairo_win32_surface_t *) _cairo_win32_surface_create_similar_internal
- (surface, content, width, height, TRUE);
- if (local == NULL)
- return CAIRO_INT_STATUS_UNSUPPORTED;
- if (local->base.status)
- return local->base.status;
-
- status = CAIRO_INT_STATUS_UNSUPPORTED;
-
- /* Only BitBlt if the source surface supports it. */
- if ((surface->flags & CAIRO_WIN32_SURFACE_CAN_BITBLT) &&
- BitBlt (local->dc,
- 0, 0,
- width, height,
- surface->dc,
- x, y,
- SRCCOPY))
- {
- status = CAIRO_STATUS_SUCCESS;
- }
-
- if (status) {
- /* If we failed here, most likely the source or dest doesn't
- * support BitBlt/AlphaBlend (e.g. a printer).
- * You can't reliably get bits from a printer DC, so just fill in
- * the surface as white (common case for printing).
- */
-
- RECT r;
- r.left = r.top = 0;
- r.right = width;
- r.bottom = height;
- FillRect(local->dc, &r, (HBRUSH)GetStockObject(WHITE_BRUSH));
- }
-
- *local_out = local;
-
- return CAIRO_STATUS_SUCCESS;
-}
-
-static cairo_surface_t *
-_cairo_win32_surface_map_to_image (void *abstract_surface,
- const cairo_rectangle_int_t *extents)
-{
- cairo_win32_surface_t *surface = abstract_surface;
- cairo_win32_surface_t *local = NULL;
- cairo_status_t status;
-
- if (surface->image) {
- GdiFlush();
- return _cairo_surface_create_for_rectangle_int (surface->image,
- extents);
- }
-
- status = _cairo_win32_surface_get_subimage (abstract_surface,
- extents->x,
- extents->y,
- extents->width,
- extents->height,
- &local);
- if (unlikely (status))
- return _cairo_surface_create_in_error (status);
-
- status = cairo_surface_set_user_data (local->image,
- (const cairo_user_data_key_t *)surface->image,
- local, NULL);
- if (unlikely (status)) {
- cairo_surface_destroy (&local->base);
- return _cairo_surface_create_in_error (status);
- }
-
- cairo_surface_set_device_offset (local->image, -extents->x, -extents->y);
- return local->image;
-}
-
-static cairo_int_status_t
-_cairo_win32_surface_unmap_image (void *abstract_surface,
- cairo_image_surface_t *image)
-{
- cairo_win32_surface_t *surface = abstract_surface;
- cairo_win32_surface_t *local;
-
- local = cairo_surface_get_user_data (&image->base,
- (const cairo_user_data_key_t *) surface->image);
- if (!local)
- return CAIRO_INT_STATUS_SUCCESS;
-
- if (!BitBlt (surface->dc,
- image->base.device_transform.x0,
- image->base.device_transform.y0,
- image->width, image->height,
- local->dc,
- 0, 0,
- SRCCOPY))
- _cairo_win32_print_gdi_error ("_cairo_win32_surface_release_dest_image");
-
- return CAIRO_STATUS_SUCCESS;
-}
-
-static cairo_status_t
-_cairo_win32_surface_acquire_source_image (void *abstract_surface,
- cairo_image_surface_t **image_out,
- void **image_extra)
-{
- cairo_win32_surface_t *surface = abstract_surface;
- cairo_win32_surface_t *local;
- cairo_status_t status;
-
- if (surface->image) {
- *image_out = (cairo_image_surface_t *)surface->image;
- *image_extra = NULL;
- return CAIRO_STATUS_SUCCESS;
- }
-
- status = _cairo_win32_surface_get_subimage (abstract_surface, 0, 0,
- surface->extents.width,
- surface->extents.height, &local);
- if (status)
- return status;
-
- *image_out = (cairo_image_surface_t *)local->image;
- *image_extra = local;
- return CAIRO_STATUS_SUCCESS;
-}
-
-static void
-_cairo_win32_surface_release_source_image (void *abstract_surface,
- cairo_image_surface_t *image,
- void *image_extra)
-{
- cairo_win32_surface_t *local = image_extra;
-
- if (local)
- cairo_surface_destroy ((cairo_surface_t *)local);
-}
-
-cairo_status_t
-_cairo_win32_surface_set_clip_region (void *abstract_surface,
- cairo_region_t *region)
+cairo_bool_t
+_cairo_win32_surface_get_extents (void *abstract_surface,
+ cairo_rectangle_int_t *rectangle)
{
cairo_win32_surface_t *surface = abstract_surface;
- cairo_status_t status = CAIRO_STATUS_SUCCESS;
-
- if (surface->clip_region == region)
- return CAIRO_STATUS_SUCCESS;
-
- cairo_region_destroy (surface->clip_region);
- surface->clip_region = cairo_region_reference (region);
-
- /* The semantics we want is that any clip set by cairo combines
- * is intersected with the clip on device context that the
- * surface was created for. To implement this, we need to
- * save the original clip when first setting a clip on surface.
- */
-
- /* Clear any clip set by cairo, return to the original first */
- status = _cairo_win32_restore_initial_clip (surface);
-
- /* Then combine any new region with it */
- if (region) {
- cairo_rectangle_int_t extents;
- int num_rects;
- RGNDATA *data;
- size_t data_size;
- RECT *rects;
- int i;
- HRGN gdi_region;
-
- /* Create a GDI region for the cairo region */
-
- cairo_region_get_extents (region, &extents);
- num_rects = cairo_region_num_rectangles (region);
- /* XXX see notes in _cairo_win32_save_initial_clip --
- * this code will interact badly with a HDC which had an initial
- * world transform -- we should probably manually transform the
- * region rects, because SelectClipRgn takes device units, not
- * logical units (unlike IntersectClipRect).
- */
-
- data_size = sizeof (RGNDATAHEADER) + num_rects * sizeof (RECT);
- data = malloc (data_size);
- if (!data)
- return _cairo_error(CAIRO_STATUS_NO_MEMORY);
- rects = (RECT *)data->Buffer;
-
- data->rdh.dwSize = sizeof (RGNDATAHEADER);
- data->rdh.iType = RDH_RECTANGLES;
- data->rdh.nCount = num_rects;
- data->rdh.nRgnSize = num_rects * sizeof (RECT);
- data->rdh.rcBound.left = extents.x;
- data->rdh.rcBound.top = extents.y;
- data->rdh.rcBound.right = extents.x + extents.width;
- data->rdh.rcBound.bottom = extents.y + extents.height;
-
- for (i = 0; i < num_rects; i++) {
- cairo_rectangle_int_t rect;
-
- cairo_region_get_rectangle (region, i, &rect);
-
- rects[i].left = rect.x;
- rects[i].top = rect.y;
- rects[i].right = rect.x + rect.width;
- rects[i].bottom = rect.y + rect.height;
- }
-
- gdi_region = ExtCreateRegion (NULL, data_size, data);
- free (data);
-
- if (!gdi_region)
- return _cairo_error (CAIRO_STATUS_NO_MEMORY);
-
- /* AND the new region into our DC */
- if (ExtSelectClipRgn (surface->dc, gdi_region, RGN_AND) == ERROR)
- status = _cairo_win32_print_gdi_error ("_cairo_win32_surface_set_clip_region");
-
- DeleteObject (gdi_region);
- }
- return status;
-}
-
-#if !defined(AC_SRC_OVER)
-#define AC_SRC_OVER 0x00
-#pragma pack(1)
-typedef struct {
- BYTE BlendOp;
- BYTE BlendFlags;
- BYTE SourceConstantAlpha;
- BYTE AlphaFormat;
-}BLENDFUNCTION;
-#pragma pack()
-#endif
-
-/* for compatibility with VC++ 6 */
-#ifndef AC_SRC_ALPHA
-#define AC_SRC_ALPHA 0x01
-#endif
-
-typedef BOOL (WINAPI *cairo_alpha_blend_func_t) (HDC hdcDest,
- int nXOriginDest,
- int nYOriginDest,
- int nWidthDest,
- int hHeightDest,
- HDC hdcSrc,
- int nXOriginSrc,
- int nYOriginSrc,
- int nWidthSrc,
- int nHeightSrc,
- BLENDFUNCTION blendFunction);
-
-static cairo_int_status_t
-_composite_alpha_blend (cairo_win32_surface_t *dst,
- cairo_win32_surface_t *src,
- int alpha,
- int src_x,
- int src_y,
- int src_w,
- int src_h,
- int dst_x,
- int dst_y,
- int dst_w,
- int dst_h)
-{
- static unsigned alpha_blend_checked = FALSE;
- static cairo_alpha_blend_func_t alpha_blend = NULL;
-
- BLENDFUNCTION blend_function;
-
- /* Check for AlphaBlend dynamically to allow compiling on
- * MSVC 6 and use on older windows versions
- */
- if (!alpha_blend_checked) {
- OSVERSIONINFO os;
-
- os.dwOSVersionInfoSize = sizeof (os);
- GetVersionEx (&os);
-
- /* If running on Win98, disable using AlphaBlend()
- * to avoid Win98 AlphaBlend() bug */
- if (VER_PLATFORM_WIN32_WINDOWS != os.dwPlatformId ||
- os.dwMajorVersion != 4 || os.dwMinorVersion != 10)
- {
- HMODULE msimg32_dll = LoadLibraryW (L"msimg32");
-
- if (msimg32_dll != NULL)
- alpha_blend = (cairo_alpha_blend_func_t)GetProcAddress (msimg32_dll,
- "AlphaBlend");
- }
-
- alpha_blend_checked = TRUE;
- }
-
- if (alpha_blend == NULL)
- return CAIRO_INT_STATUS_UNSUPPORTED;
- if (!(dst->flags & CAIRO_WIN32_SURFACE_CAN_ALPHABLEND))
- return CAIRO_INT_STATUS_UNSUPPORTED;
- if (src->format == CAIRO_FORMAT_RGB24 && dst->format == CAIRO_FORMAT_ARGB32)
- return CAIRO_INT_STATUS_UNSUPPORTED;
-
- blend_function.BlendOp = AC_SRC_OVER;
- blend_function.BlendFlags = 0;
- blend_function.SourceConstantAlpha = alpha;
- blend_function.AlphaFormat = (src->format == CAIRO_FORMAT_ARGB32) ? AC_SRC_ALPHA : 0;
-
- if (!alpha_blend (dst->dc,
- dst_x, dst_y,
- dst_w, dst_h,
- src->dc,
- src_x, src_y,
- src_w, src_h,
- blend_function))
- return _cairo_win32_print_gdi_error ("_cairo_win32_surface_composite(AlphaBlend)");
-
- return CAIRO_STATUS_SUCCESS;
-}
-
-static cairo_int_status_t
-_cairo_win32_surface_composite_inner (cairo_win32_surface_t *src,
- cairo_image_surface_t *src_image,
- cairo_win32_surface_t *dst,
- cairo_rectangle_int_t src_extents,
- cairo_rectangle_int_t src_r,
- cairo_rectangle_int_t dst_r,
- int alpha,
- cairo_bool_t needs_alpha,
- cairo_bool_t needs_scale)
-{
- /* Then do BitBlt, StretchDIBits, StretchBlt, AlphaBlend, or MaskBlt */
- if (src_image) {
- if (needs_alpha || needs_scale)
- return CAIRO_INT_STATUS_UNSUPPORTED;
-
- if (dst->flags & CAIRO_WIN32_SURFACE_CAN_STRETCHBLT) {
- BITMAPINFO bi;
- bi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
- bi.bmiHeader.biWidth = src_image->width;
- bi.bmiHeader.biHeight = - src_image->height;
- bi.bmiHeader.biSizeImage = 0;
- bi.bmiHeader.biXPelsPerMeter = PELS_72DPI;
- bi.bmiHeader.biYPelsPerMeter = PELS_72DPI;
- bi.bmiHeader.biPlanes = 1;
- bi.bmiHeader.biBitCount = 32;
- bi.bmiHeader.biCompression = BI_RGB;
- bi.bmiHeader.biClrUsed = 0;
- bi.bmiHeader.biClrImportant = 0;
-
- /* StretchDIBits is broken with top-down dibs; you need to do some
- * special munging to make the coordinate space work (basically,
- * need to address everything based on the bottom left, instead of top left,
- * and need to tell it to flip the resulting image.
- *
- * See http://blog.vlad1.com/archives/2006/10/26/134/ and comments.
- */
- if (!StretchDIBits (dst->dc,
- /* dst x,y,w,h */
- dst_r.x, dst_r.y + dst_r.height - 1,
- dst_r.width, - (int) dst_r.height,
- /* src x,y,w,h */
- src_r.x, src_extents.height - src_r.y + 1,
- src_r.width, - (int) src_r.height,
- src_image->data,
- &bi,
- DIB_RGB_COLORS,
- SRCCOPY))
- return _cairo_win32_print_gdi_error ("_cairo_win32_surface_composite(StretchDIBits)");
- }
- } else if (!needs_alpha) {
- /* BitBlt or StretchBlt? */
- if (!needs_scale && (dst->flags & CAIRO_WIN32_SURFACE_CAN_BITBLT)) {
- if (!BitBlt (dst->dc,
- dst_r.x, dst_r.y,
- dst_r.width, dst_r.height,
- src->dc,
- src_r.x, src_r.y,
- SRCCOPY))
- return _cairo_win32_print_gdi_error ("_cairo_win32_surface_composite(BitBlt)");
- } else if (dst->flags & CAIRO_WIN32_SURFACE_CAN_STRETCHBLT) {
- /* StretchBlt? */
- /* XXX check if we want HALFTONE, based on the src filter */
- BOOL success;
- int oldmode = SetStretchBltMode(dst->dc, HALFTONE);
- success = StretchBlt(dst->dc,
- dst_r.x, dst_r.y,
- dst_r.width, dst_r.height,
- src->dc,
- src_r.x, src_r.y,
- src_r.width, src_r.height,
- SRCCOPY);
- SetStretchBltMode(dst->dc, oldmode);
-
- if (!success)
- return _cairo_win32_print_gdi_error ("StretchBlt");
- }
- } else if (needs_alpha && !needs_scale) {
- return _composite_alpha_blend (dst, src, alpha,
- src_r.x, src_r.y, src_r.width, src_r.height,
- dst_r.x, dst_r.y, dst_r.width, dst_r.height);
- }
-
- return CAIRO_STATUS_SUCCESS;
+ *rectangle = surface->extents;
+ return TRUE;
}
-/* from pixman-private.h */
-#define MOD(a,b) ((a) < 0 ? ((b) - ((-(a) - 1) % (b))) - 1 : (a) % (b))
-
-static cairo_int_status_t
-_cairo_win32_surface_composite (cairo_operator_t op,
- const cairo_pattern_t *pattern,
- const cairo_pattern_t *mask_pattern,
- void *abstract_dst,
- int src_x,
- int src_y,
- int mask_x,
- int mask_y,
- int dst_x,
- int dst_y,
- unsigned int width,
- unsigned int height,
- cairo_region_t *clip_region)
+/**
+ * cairo_win32_surface_get_dc
+ * @surface: a #cairo_surface_t
+ *
+ * Returns the HDC associated with this surface, or %NULL if none.
+ * Also returns %NULL if the surface is not a win32 surface.
+ *
+ * A call to cairo_surface_flush() is required before using the HDC to
+ * ensure that all pending drawing operations are finished and to
+ * restore any temporary modification cairo has made to its state. A
+ * call to cairo_surface_mark_dirty() is required after the state or
+ * the content of the HDC has been modified.
+ *
+ * Return value: HDC or %NULL if no HDC available.
+ *
+ * Since: 1.2
+ **/
+HDC
+cairo_win32_surface_get_dc (cairo_surface_t *surface)
{
- cairo_win32_surface_t *dst = abstract_dst;
- cairo_win32_surface_t *src;
- cairo_surface_pattern_t *src_surface_pattern;
- int alpha;
- double scalex, scaley;
- cairo_fixed_t x0_fixed, y0_fixed;
- cairo_int_status_t status;
-
- cairo_bool_t needs_alpha, needs_scale, needs_repeat;
- cairo_image_surface_t *src_image = NULL;
-
- cairo_format_t src_format;
- cairo_rectangle_int_t src_extents;
-
- cairo_rectangle_int_t src_r = { src_x, src_y, width, height };
- cairo_rectangle_int_t dst_r = { dst_x, dst_y, width, height };
-
-#ifdef DEBUG_COMPOSITE
- fprintf (stderr, "+++ composite: %d %p %p %p [%d %d] [%d %d] [%d %d] %dx%d\n",
- op, pattern, mask_pattern, abstract_dst, src_x, src_y, mask_x, mask_y, dst_x, dst_y, width, height);
-#endif
-
- /* If the destination can't do any of these, then
- * we may as well give up, since this is what we'll
- * look to for optimization.
- */
- if ((dst->flags & (CAIRO_WIN32_SURFACE_CAN_BITBLT |
- CAIRO_WIN32_SURFACE_CAN_ALPHABLEND |
- CAIRO_WIN32_SURFACE_CAN_STRETCHBLT |
- CAIRO_WIN32_SURFACE_CAN_STRETCHDIB))
- == 0)
- {
- goto UNSUPPORTED;
- }
-
- if (pattern->type != CAIRO_PATTERN_TYPE_SURFACE)
- goto UNSUPPORTED;
-
- if (pattern->extend != CAIRO_EXTEND_NONE &&
- pattern->extend != CAIRO_EXTEND_REPEAT)
- goto UNSUPPORTED;
-
- if (mask_pattern) {
- /* FIXME: When we fully support RENDER style 4-channel
- * masks we need to check r/g/b != 1.0.
- */
- if (mask_pattern->type != CAIRO_PATTERN_TYPE_SOLID)
- return CAIRO_INT_STATUS_UNSUPPORTED;
-
- alpha = ((cairo_solid_pattern_t *)mask_pattern)->color.alpha_short >> 8;
- } else {
- alpha = 255;
- }
-
- src_surface_pattern = (cairo_surface_pattern_t *)pattern;
- src = (cairo_win32_surface_t *)src_surface_pattern->surface;
-
- if (src->base.type == CAIRO_SURFACE_TYPE_IMAGE &&
- dst->flags & (CAIRO_WIN32_SURFACE_CAN_STRETCHDIB))
- {
- /* In some very limited cases, we can use StretchDIBits to draw
- * an image surface directly:
- * - source is CAIRO_FORMAT_ARGB32
- * - dest is CAIRO_FORMAT_ARGB32
- * - alpha is 255
- * - operator is SOURCE or OVER
- * - image stride is 4*width
- */
- src_image = (cairo_image_surface_t*) src;
-
- if (src_image->format != CAIRO_FORMAT_RGB24 ||
- dst->format != CAIRO_FORMAT_RGB24 ||
- alpha != 255 ||
- (op != CAIRO_OPERATOR_SOURCE && op != CAIRO_OPERATOR_OVER) ||
- src_image->stride != (src_image->width * 4))
- {
- goto UNSUPPORTED;
- }
-
- src_format = src_image->format;
- src_extents.x = 0;
- src_extents.y = 0;
- src_extents.width = src_image->width;
- src_extents.height = src_image->height;
- } else if (src->base.backend != dst->base.backend) {
- goto UNSUPPORTED;
- } else {
- src_format = src->format;
- src_extents = src->extents;
- }
-
-
-#ifdef DEBUG_COMPOSITE
- fprintf (stderr, "Before check: src size: (%d %d) xy [%d %d] -> dst [%d %d %d %d] {srcmat %f %f %f %f}\n",
- src_extents.width, src_extents.height,
- src_x, src_y,
- dst_x, dst_y, width, height,
- pattern->matrix.x0, pattern->matrix.y0, pattern->matrix.xx, pattern->matrix.yy);
-#endif
-
- /* We can only use GDI functions if the source and destination rectangles
- * are on integer pixel boundaries. Figure that out here.
- */
- x0_fixed = _cairo_fixed_from_double(pattern->matrix.x0 / pattern->matrix.xx);
- y0_fixed = _cairo_fixed_from_double(pattern->matrix.y0 / pattern->matrix.yy);
-
- if (pattern->matrix.yx != 0.0 ||
- pattern->matrix.xy != 0.0 ||
- !_cairo_fixed_is_integer(x0_fixed) ||
- !_cairo_fixed_is_integer(y0_fixed))
- {
- goto UNSUPPORTED;
- }
-
- scalex = pattern->matrix.xx;
- scaley = pattern->matrix.yy;
-
- src_r.x += _cairo_fixed_integer_part(x0_fixed);
- src_r.y += _cairo_fixed_integer_part(y0_fixed);
-
- /* Success, right? */
- if (scalex == 0.0 || scaley == 0.0)
- return CAIRO_STATUS_SUCCESS;
-
- if (scalex != 1.0 || scaley != 1.0)
- goto UNSUPPORTED;
-
- /* If the src coordinates are outside of the source surface bounds,
- * we have to fix them up, because this is an error for the GDI
- * functions.
- */
-
-#ifdef DEBUG_COMPOSITE
- fprintf (stderr, "before: [%d %d %d %d] -> [%d %d %d %d]\n",
- src_r.x, src_r.y, src_r.width, src_r.height,
- dst_r.x, dst_r.y, dst_r.width, dst_r.height);
- fflush (stderr);
-#endif
-
- /* If the src rectangle doesn't wholly lie within the src extents,
- * fudge things. We really need to do fixup on the unpainted
- * region -- e.g. the SOURCE operator is broken for areas outside
- * of the extents, because it won't clear that area to transparent
- * black.
- */
-
- if (pattern->extend != CAIRO_EXTEND_REPEAT) {
- needs_repeat = FALSE;
-
- /* If the src rect and the extents of the source image don't overlap at all,
- * we can't do anything useful here.
- */
- if (src_r.x > src_extents.width || src_r.y > src_extents.height ||
- (src_r.x + src_r.width) < 0 || (src_r.y + src_r.height) < 0)
- {
- if (op == CAIRO_OPERATOR_OVER)
- return CAIRO_STATUS_SUCCESS;
- goto UNSUPPORTED;
- }
-
- if (src_r.x < 0) {
- src_r.width += src_r.x;
- src_r.x = 0;
-
- dst_r.width += src_r.x;
- dst_r.x -= src_r.x;
- }
-
- if (src_r.y < 0) {
- src_r.height += src_r.y;
- src_r.y = 0;
-
- dst_r.height += dst_r.y;
- dst_r.y -= src_r.y;
- }
-
- if (src_r.x + src_r.width > src_extents.width) {
- src_r.width = src_extents.width - src_r.x;
- dst_r.width = src_r.width;
- }
-
- if (src_r.y + src_r.height > src_extents.height) {
- src_r.height = src_extents.height - src_r.y;
- dst_r.height = src_r.height;
- }
- } else {
- needs_repeat = TRUE;
- }
-
- /*
- * Operations that we can do:
- *
- * RGB OVER RGB -> BitBlt (same as SOURCE)
- * RGB OVER ARGB -> UNSUPPORTED (AlphaBlend treats this as a BitBlt, even with SCA 255 and no AC_SRC_ALPHA)
- * ARGB OVER ARGB -> AlphaBlend, with AC_SRC_ALPHA
- * ARGB OVER RGB -> AlphaBlend, with AC_SRC_ALPHA; we'll have junk in the dst A byte
- *
- * RGB OVER RGB + mask -> AlphaBlend, no AC_SRC_ALPHA
- * RGB OVER ARGB + mask -> UNSUPPORTED
- * ARGB OVER ARGB + mask -> AlphaBlend, with AC_SRC_ALPHA
- * ARGB OVER RGB + mask -> AlphaBlend, with AC_SRC_ALPHA; junk in the dst A byte
- *
- * RGB SOURCE RGB -> BitBlt
- * RGB SOURCE ARGB -> UNSUPPORTED (AlphaBlend treats this as a BitBlt, even with SCA 255 and no AC_SRC_ALPHA)
- * ARGB SOURCE ARGB -> BitBlt
- * ARGB SOURCE RGB -> BitBlt
- *
- * RGB SOURCE RGB + mask -> unsupported
- * RGB SOURCE ARGB + mask -> unsupported
- * ARGB SOURCE ARGB + mask -> unsupported
- * ARGB SOURCE RGB + mask -> unsupported
- */
-
- /*
- * Figure out what action to take.
- */
- if (op == CAIRO_OPERATOR_OVER) {
- if (alpha == 0)
- return CAIRO_STATUS_SUCCESS;
+ if (surface->backend->type == CAIRO_SURFACE_TYPE_WIN32)
+ return to_win32_surface(surface)->dc;
- if (src_format == dst->format) {
- if (alpha == 255 && src_format == CAIRO_FORMAT_RGB24) {
- needs_alpha = FALSE;
- } else {
- needs_alpha = TRUE;
- }
- } else if (src_format == CAIRO_FORMAT_ARGB32 &&
- dst->format == CAIRO_FORMAT_RGB24)
- {
- needs_alpha = TRUE;
- } else {
- goto UNSUPPORTED;
- }
- } else if (alpha == 255 && op == CAIRO_OPERATOR_SOURCE) {
- if ((src_format == dst->format) ||
- (src_format == CAIRO_FORMAT_ARGB32 && dst->format == CAIRO_FORMAT_RGB24))
- {
- needs_alpha = FALSE;
- } else {
- goto UNSUPPORTED;
- }
- } else {
- goto UNSUPPORTED;
- }
-
- if (scalex == 1.0 && scaley == 1.0) {
- needs_scale = FALSE;
- } else {
- /* Should never be reached until we turn StretchBlt back on */
- needs_scale = TRUE;
- }
-
-#ifdef DEBUG_COMPOSITE
- fprintf (stderr, "action: [%d %d %d %d] -> [%d %d %d %d]\n",
- src_r.x, src_r.y, src_r.width, src_r.height,
- dst_r.x, dst_r.y, dst_r.width, dst_r.height);
- fflush (stderr);
-#endif
-
- status = _cairo_win32_surface_set_clip_region (dst, clip_region);
- if (status)
- return status;
-
- /* If we need to repeat, we turn the repeated blit into
- * a bunch of piece-by-piece blits.
- */
- if (needs_repeat) {
- cairo_rectangle_int_t piece_src_r, piece_dst_r;
- uint32_t rendered_width = 0, rendered_height = 0;
- uint32_t to_render_height, to_render_width;
- int32_t piece_x, piece_y;
- int32_t src_start_x = MOD(src_r.x, src_extents.width);
- int32_t src_start_y = MOD(src_r.y, src_extents.height);
-
- if (needs_scale)
- goto UNSUPPORTED;
-
- /* If both the src and dest have an image, we may as well fall
- * back, because it will be faster than our separate blits.
- * Our blit code will be fastest when the src is a DDB and the
- * destination is a DDB.
- */
- if ((src_image || src->image) && dst->image)
- goto UNSUPPORTED;
-
- /* If the src is not a bitmap but an on-screen (or unknown)
- * DC, chances are that fallback will be faster.
- */
- if (src->bitmap == NULL)
- goto UNSUPPORTED;
-
- /* If we can use PatBlt, just do so */
- if (!src_image && !needs_alpha)
- {
- HBRUSH brush;
- HGDIOBJ old_brush;
- POINT old_brush_origin;
-
- /* Set up the brush with our bitmap */
- brush = CreatePatternBrush (src->bitmap);
-
- /* SetBrushOrgEx sets the coordinates in the destination DC of where the
- * pattern should start.
- */
- SetBrushOrgEx (dst->dc, dst_r.x - src_start_x,
- dst_r.y - src_start_y, &old_brush_origin);
-
- old_brush = SelectObject (dst->dc, brush);
-
- PatBlt (dst->dc, dst_r.x, dst_r.y, dst_r.width, dst_r.height, PATCOPY);
-
- /* Restore the old brush and pen */
- SetBrushOrgEx (dst->dc, old_brush_origin.x, old_brush_origin.y, NULL);
- SelectObject (dst->dc, old_brush);
- DeleteObject (brush);
-
- return CAIRO_STATUS_SUCCESS;
- }
-
- /* If we were not able to use PatBlt, then manually expand out the blit */
-
- /* Arbitrary factor; we think that going through
- * fallback will be faster if we have to do more
- * than this amount of blits in either direction.
- */
- if (dst_r.width / src_extents.width > 5 ||
- dst_r.height / src_extents.height > 5)
- goto UNSUPPORTED;
-
- for (rendered_height = 0;
- rendered_height < dst_r.height;
- rendered_height += to_render_height)
- {
- piece_y = (src_start_y + rendered_height) % src_extents.height;
- to_render_height = src_extents.height - piece_y;
-
- if (rendered_height + to_render_height > dst_r.height)
- to_render_height = dst_r.height - rendered_height;
-
- for (rendered_width = 0;
- rendered_width < dst_r.width;
- rendered_width += to_render_width)
- {
- piece_x = (src_start_x + rendered_width) % src_extents.width;
- to_render_width = src_extents.width - piece_x;
-
- if (rendered_width + to_render_width > dst_r.width)
- to_render_width = dst_r.width - rendered_width;
-
- piece_src_r.x = piece_x;
- piece_src_r.y = piece_y;
- piece_src_r.width = to_render_width;
- piece_src_r.height = to_render_height;
-
- piece_dst_r.x = dst_r.x + rendered_width;
- piece_dst_r.y = dst_r.y + rendered_height;
- piece_dst_r.width = to_render_width;
- piece_dst_r.height = to_render_height;
-
- status = _cairo_win32_surface_composite_inner (src, src_image, dst,
- src_extents, piece_src_r, piece_dst_r,
- alpha, needs_alpha, needs_scale);
- if (status != CAIRO_STATUS_SUCCESS) {
- /* Uh oh. If something failed, and it's the first
- * piece, then we can jump to UNSUPPORTED.
- * Otherwise, this is bad times, because part of the
- * rendering was already done. */
- if (rendered_width == 0 &&
- rendered_height == 0)
- {
- goto UNSUPPORTED;
- }
-
- return status;
- }
- }
- }
- } else {
- status = _cairo_win32_surface_composite_inner (src, src_image, dst,
- src_extents, src_r, dst_r,
- alpha, needs_alpha, needs_scale);
- }
-
- if (status == CAIRO_STATUS_SUCCESS)
- return status;
-
-UNSUPPORTED:
- /* Fall back to image surface directly, if this is a DIB surface */
- if (dst->image) {
- GdiFlush();
-
-#if 0
- return dst->image->backend->composite (op, pattern, mask_pattern,
- dst->image,
- src_x, src_y,
- mask_x, mask_y,
- dst_x, dst_y,
- width, height,
- clip_region);
-#endif
+ if (_cairo_surface_is_paginated (surface)) {
+ cairo_surface_t *target = _cairo_paginated_surface_get_target (surface);
+ if (target->backend->type == CAIRO_SURFACE_TYPE_WIN32_PRINTING)
+ return to_win32_surface(target)->dc;
}
- return CAIRO_INT_STATUS_UNSUPPORTED;
+ return NULL;
}
-/* This big function tells us how to optimize operators for the
- * case of solid destination and constant-alpha source
+/**
+ * cairo_win32_surface_get_image
+ * @surface: a #cairo_surface_t
*
- * Note: This function needs revisiting if we add support for
- * super-luminescent colors (a == 0, r,g,b > 0)
+ * Returns a #cairo_surface_t image surface that refers to the same bits
+ * as the DIB of the Win32 surface. If the passed-in win32 surface
+ * is not a DIB surface, %NULL is returned.
+ *
+ * Return value: a #cairo_surface_t (owned by the win32 #cairo_surface_t),
+ * or %NULL if the win32 surface is not a DIB.
+ *
+ * Since: 1.4
*/
-static enum { DO_CLEAR, DO_SOURCE, DO_NOTHING, DO_UNSUPPORTED }
-categorize_solid_dest_operator (cairo_operator_t op,
- unsigned short alpha)
-{
- enum { SOURCE_TRANSPARENT, SOURCE_LIGHT, SOURCE_SOLID, SOURCE_OTHER } source;
-
- if (alpha >= 0xff00)
- source = SOURCE_SOLID;
- else if (alpha < 0x100)
- source = SOURCE_TRANSPARENT;
- else
- source = SOURCE_OTHER;
-
- switch (op) {
- case CAIRO_OPERATOR_CLEAR: /* 0 0 */
- case CAIRO_OPERATOR_OUT: /* 1 - Ab 0 */
- return DO_CLEAR;
- break;
-
- case CAIRO_OPERATOR_SOURCE: /* 1 0 */
- case CAIRO_OPERATOR_IN: /* Ab 0 */
- return DO_SOURCE;
- break;
-
- case CAIRO_OPERATOR_OVER: /* 1 1 - Aa */
- case CAIRO_OPERATOR_ATOP: /* Ab 1 - Aa */
- if (source == SOURCE_SOLID)
- return DO_SOURCE;
- else if (source == SOURCE_TRANSPARENT)
- return DO_NOTHING;
- else
- return DO_UNSUPPORTED;
- break;
-
- case CAIRO_OPERATOR_DEST_OUT: /* 0 1 - Aa */
- case CAIRO_OPERATOR_XOR: /* 1 - Ab 1 - Aa */
- if (source == SOURCE_SOLID)
- return DO_CLEAR;
- else if (source == SOURCE_TRANSPARENT)
- return DO_NOTHING;
- else
- return DO_UNSUPPORTED;
- break;
-
- case CAIRO_OPERATOR_DEST: /* 0 1 */
- case CAIRO_OPERATOR_DEST_OVER:/* 1 - Ab 1 */
- case CAIRO_OPERATOR_SATURATE: /* min(1,(1-Ab)/Aa) 1 */
- return DO_NOTHING;
- break;
-
- case CAIRO_OPERATOR_DEST_IN: /* 0 Aa */
- case CAIRO_OPERATOR_DEST_ATOP:/* 1 - Ab Aa */
- if (source == SOURCE_SOLID)
- return DO_NOTHING;
- else if (source == SOURCE_TRANSPARENT)
- return DO_CLEAR;
- else
- return DO_UNSUPPORTED;
- break;
-
- case CAIRO_OPERATOR_ADD: /* 1 1 */
- if (source == SOURCE_TRANSPARENT)
- return DO_NOTHING;
- else
- return DO_UNSUPPORTED;
- break;
-
- case CAIRO_OPERATOR_MULTIPLY:
- case CAIRO_OPERATOR_SCREEN:
- case CAIRO_OPERATOR_OVERLAY:
- case CAIRO_OPERATOR_DARKEN:
- case CAIRO_OPERATOR_LIGHTEN:
- case CAIRO_OPERATOR_COLOR_DODGE:
- case CAIRO_OPERATOR_COLOR_BURN:
- case CAIRO_OPERATOR_HARD_LIGHT:
- case CAIRO_OPERATOR_SOFT_LIGHT:
- case CAIRO_OPERATOR_DIFFERENCE:
- case CAIRO_OPERATOR_EXCLUSION:
- case CAIRO_OPERATOR_HSL_HUE:
- case CAIRO_OPERATOR_HSL_SATURATION:
- case CAIRO_OPERATOR_HSL_COLOR:
- case CAIRO_OPERATOR_HSL_LUMINOSITY:
- return DO_UNSUPPORTED;
-
- default:
- ASSERT_NOT_REACHED;
- return DO_UNSUPPORTED;
- }
-}
-
-static cairo_int_status_t
-_cairo_win32_surface_fill_rectangles (void *abstract_surface,
- cairo_operator_t op,
- const cairo_color_t *color,
- cairo_rectangle_int_t *rects,
- int num_rects)
-{
- cairo_win32_surface_t *surface = abstract_surface;
- cairo_status_t status;
- COLORREF new_color;
- HBRUSH new_brush;
- int i;
-
- /* XXXperf If it's not RGB24, we need to do a little more checking
- * to figure out when we can use GDI. We don't have that checking
- * anywhere at the moment, so just bail and use the fallback
- * paths. */
- if (surface->format != CAIRO_FORMAT_RGB24)
- return CAIRO_INT_STATUS_UNSUPPORTED;
-
- status = _cairo_win32_surface_set_clip_region (surface, NULL);
- if (status)
- return status;
-
- /* Optimize for no destination alpha (surface->pixman_image is non-NULL for all
- * surfaces with alpha.)
- */
- switch (categorize_solid_dest_operator (op, color->alpha_short)) {
- case DO_CLEAR:
- new_color = RGB (0, 0, 0);
- break;
- case DO_SOURCE:
- new_color = RGB (color->red_short >> 8, color->green_short >> 8, color->blue_short >> 8);
- break;
- case DO_NOTHING:
- return CAIRO_STATUS_SUCCESS;
- case DO_UNSUPPORTED:
- default:
- return CAIRO_INT_STATUS_UNSUPPORTED;
- }
-
- new_brush = CreateSolidBrush (new_color);
- if (!new_brush)
- return _cairo_win32_print_gdi_error ("_cairo_win32_surface_fill_rectangles");
-
- for (i = 0; i < num_rects; i++) {
- RECT rect;
-
- rect.left = rects[i].x;
- rect.top = rects[i].y;
- rect.right = rects[i].x + rects[i].width;
- rect.bottom = rects[i].y + rects[i].height;
-
- if (!FillRect (surface->dc, &rect, new_brush))
- goto FAIL;
- }
-
- DeleteObject (new_brush);
-
- return CAIRO_STATUS_SUCCESS;
-
- FAIL:
- status = _cairo_win32_print_gdi_error ("_cairo_win32_surface_fill_rectangles");
-
- DeleteObject (new_brush);
-
- return status;
-}
-
-cairo_bool_t
-_cairo_win32_surface_get_extents (void *abstract_surface,
- cairo_rectangle_int_t *rectangle)
+cairo_surface_t *
+cairo_win32_surface_get_image (cairo_surface_t *surface)
{
- cairo_win32_surface_t *surface = abstract_surface;
-
- *rectangle = surface->extents;
- return TRUE;
-}
+ if (surface->backend->type != CAIRO_SURFACE_TYPE_WIN32)
+ return NULL;
-static cairo_status_t
-_cairo_win32_surface_flush (void *abstract_surface)
-{
- return _cairo_win32_surface_set_clip_region (abstract_surface, NULL);
+ GdiFlush();
+ return to_win32_display_surface(surface)->image;
}
#define STACK_GLYPH_SIZE 256
-
cairo_int_status_t
-_cairo_win32_surface_show_glyphs_internal (void *surface,
- cairo_operator_t op,
- const cairo_pattern_t *source,
- cairo_glyph_t *glyphs,
- int num_glyphs,
- cairo_scaled_font_t *scaled_font,
- const cairo_clip_t *clip,
- cairo_bool_t glyph_indexing)
+_cairo_win32_surface_emit_glyphs (cairo_win32_surface_t *dst,
+ const cairo_pattern_t *source,
+ cairo_glyph_t *glyphs,
+ int num_glyphs,
+ cairo_scaled_font_t *scaled_font,
+ cairo_bool_t glyph_indexing)
{
#if CAIRO_HAS_WIN32_FONT
- cairo_win32_surface_t *dst = surface;
-
WORD glyph_buf_stack[STACK_GLYPH_SIZE];
WORD *glyph_buf = glyph_buf_stack;
int dxy_buf_stack[2 * STACK_GLYPH_SIZE];
@@ -1551,31 +221,11 @@ _cairo_win32_surface_show_glyphs_internal (void *surface,
unsigned int glyph_index_option;
/* We can only handle win32 fonts */
- if (cairo_scaled_font_get_type (scaled_font) != CAIRO_FONT_TYPE_WIN32)
- return CAIRO_INT_STATUS_UNSUPPORTED;
-
- /* We can only handle opaque solid color sources */
- if (!_cairo_pattern_is_opaque_solid(source))
- return CAIRO_INT_STATUS_UNSUPPORTED;
+ assert (cairo_scaled_font_get_type (scaled_font) == CAIRO_FONT_TYPE_WIN32);
- /* We can only handle operator SOURCE or OVER with the destination
- * having no alpha */
- if ((op != CAIRO_OPERATOR_SOURCE && op != CAIRO_OPERATOR_OVER) ||
- (dst->format != CAIRO_FORMAT_RGB24))
- return CAIRO_INT_STATUS_UNSUPPORTED;
-
- /* If we have a fallback mask clip set on the dst, we have
- * to go through the fallback path, but only if we're not
- * doing this for printing */
- if (clip != NULL) {
- if ((dst->flags & CAIRO_WIN32_SURFACE_FOR_PRINTING) == 0) {
- if (! _cairo_clip_is_region (clip))
- return CAIRO_INT_STATUS_UNSUPPORTED;
-
- _cairo_win32_surface_set_clip_region (surface,
- _cairo_clip_get_region (clip));
- }
- }
+ /* We can only handle opaque solid color sources and destinations */
+ assert (_cairo_pattern_is_opaque_solid(source));
+ assert (dst->format == CAIRO_FORMAT_RGB24);
solid_pattern = (cairo_solid_pattern_t *)source;
color = RGB(((int)solid_pattern->color.red_short) >> 8,
@@ -1666,422 +316,4 @@ _cairo_win32_surface_show_glyphs_internal (void *surface,
return CAIRO_INT_STATUS_UNSUPPORTED;
#endif
}
-
#undef STACK_GLYPH_SIZE
-
-cairo_int_status_t
-_cairo_win32_surface_show_glyphs (void *surface,
- cairo_operator_t op,
- const cairo_pattern_t *source,
- cairo_glyph_t *glyphs,
- int num_glyphs,
- cairo_scaled_font_t *scaled_font,
- const cairo_clip_t *clip)
-{
- return _cairo_win32_surface_show_glyphs_internal (surface,
- op,
- source,
- glyphs,
- num_glyphs,
- scaled_font,
- clip,
- TRUE);
-}
-
-
-/**
- * cairo_win32_surface_create:
- * @hdc: the DC to create a surface for
- *
- * Creates a cairo surface that targets the given DC. The DC will be
- * queried for its initial clip extents, and this will be used as the
- * size of the cairo surface. The resulting surface will always be of
- * format %CAIRO_FORMAT_RGB24; should you need another surface format,
- * you will need to create one through
- * cairo_win32_surface_create_with_dib().
- *
- * Return value: the newly created surface
- **/
-cairo_surface_t *
-cairo_win32_surface_create (HDC hdc)
-{
- cairo_win32_surface_t *surface;
-
- cairo_format_t format;
- RECT rect;
-
- /* Assume that everything coming in as a HDC is RGB24 */
- format = CAIRO_FORMAT_RGB24;
-
- surface = malloc (sizeof (cairo_win32_surface_t));
- if (surface == NULL)
- return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY));
-
- if (_cairo_win32_save_initial_clip (hdc, surface) != CAIRO_STATUS_SUCCESS) {
- free (surface);
- return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY));
- }
-
- surface->clip_region = NULL;
- surface->image = NULL;
- surface->format = format;
-
- surface->dc = hdc;
- surface->bitmap = NULL;
- surface->is_dib = FALSE;
- surface->saved_dc_bitmap = NULL;
- surface->brush = NULL;
- surface->old_brush = NULL;
- surface->font_subsets = NULL;
-
- GetClipBox(hdc, &rect);
- surface->extents.x = rect.left;
- surface->extents.y = rect.top;
- surface->extents.width = rect.right - rect.left;
- surface->extents.height = rect.bottom - rect.top;
-
- surface->flags = _cairo_win32_flags_for_dc (surface->dc);
-
- _cairo_surface_init (&surface->base,
- &cairo_win32_surface_backend,
- NULL, /* device */
- _cairo_content_from_format (format));
-
- return &surface->base;
-}
-
-/**
- * cairo_win32_surface_create_with_dib:
- * @format: format of pixels in the surface to create
- * @width: width of the surface, in pixels
- * @height: height of the surface, in pixels
- *
- * Creates a device-independent-bitmap surface not associated with
- * any particular existing surface or device context. The created
- * bitmap will be uninitialized.
- *
- * Return value: the newly created surface
- *
- * Since: 1.2
- **/
-cairo_surface_t *
-cairo_win32_surface_create_with_dib (cairo_format_t format,
- int width,
- int height)
-{
- return _cairo_win32_surface_create_for_dc (NULL, format, width, height);
-}
-
-/**
- * cairo_win32_surface_create_with_ddb:
- * @hdc: a DC compatible with the surface to create
- * @format: format of pixels in the surface to create
- * @width: width of the surface, in pixels
- * @height: height of the surface, in pixels
- *
- * Creates a device-dependent-bitmap surface not associated with
- * any particular existing surface or device context. The created
- * bitmap will be uninitialized.
- *
- * Return value: the newly created surface
- *
- * Since: 1.4
- **/
-cairo_surface_t *
-cairo_win32_surface_create_with_ddb (HDC hdc,
- cairo_format_t format,
- int width,
- int height)
-{
- cairo_win32_surface_t *new_surf;
- HBITMAP ddb;
- HDC screen_dc, ddb_dc;
- HBITMAP saved_dc_bitmap;
-
- if (format != CAIRO_FORMAT_RGB24)
- return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_INVALID_FORMAT));
-/* XXX handle these eventually
- format != CAIRO_FORMAT_A8 ||
- format != CAIRO_FORMAT_A1)
-*/
-
- if (!hdc) {
- screen_dc = GetDC (NULL);
- hdc = screen_dc;
- } else {
- screen_dc = NULL;
- }
-
- ddb_dc = CreateCompatibleDC (hdc);
- if (ddb_dc == NULL) {
- new_surf = (cairo_win32_surface_t*) _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY));
- goto FINISH;
- }
-
- ddb = CreateCompatibleBitmap (hdc, width, height);
- if (ddb == NULL) {
- DeleteDC (ddb_dc);
-
- /* Note that if an app actually does hit this out of memory
- * condition, it's going to have lots of other issues, as
- * video memory is probably exhausted. However, it can often
- * continue using DIBs instead of DDBs.
- */
- new_surf = (cairo_win32_surface_t*) _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY));
- goto FINISH;
- }
-
- saved_dc_bitmap = SelectObject (ddb_dc, ddb);
-
- new_surf = (cairo_win32_surface_t*) cairo_win32_surface_create (ddb_dc);
- new_surf->bitmap = ddb;
- new_surf->saved_dc_bitmap = saved_dc_bitmap;
- new_surf->is_dib = FALSE;
-
-FINISH:
- if (screen_dc)
- ReleaseDC (NULL, screen_dc);
-
- return (cairo_surface_t*) new_surf;
-}
-
-/**
- * _cairo_surface_is_win32:
- * @surface: a #cairo_surface_t
- *
- * Checks if a surface is a win32 surface. This will
- * return False if this is a win32 printing surface; use
- * _cairo_surface_is_win32_printing() to check for that.
- *
- * Return value: True if the surface is an win32 surface
- **/
-int
-_cairo_surface_is_win32 (cairo_surface_t *surface)
-{
- return surface->backend == &cairo_win32_surface_backend;
-}
-
-/**
- * cairo_win32_surface_get_dc
- * @surface: a #cairo_surface_t
- *
- * Returns the HDC associated with this surface, or %NULL if none.
- * Also returns %NULL if the surface is not a win32 surface.
- *
- * A call to cairo_surface_flush() is required before using the HDC to
- * ensure that all pending drawing operations are finished and to
- * restore any temporary modification cairo has made to its state. A
- * call to cairo_surface_mark_dirty() is required after the state or
- * the content of the HDC has been modified.
- *
- * Return value: HDC or %NULL if no HDC available.
- *
- * Since: 1.2
- **/
-HDC
-cairo_win32_surface_get_dc (cairo_surface_t *surface)
-{
- if (_cairo_surface_is_win32 (surface))
- return ((cairo_win32_surface_t *) target)->dc;
-
- if (_cairo_surface_is_paginated (surface)) {
- cairo_surface_t *target = _cairo_paginated_surface_get_target (surface);
- if (_cairo_surface_is_win32_printing (target))
- return ((cairo_win32_surface_t *) target)->dc;
- }
-
- return NULL;
-}
-
-/**
- * cairo_win32_surface_get_image
- * @surface: a #cairo_surface_t
- *
- * Returns a #cairo_surface_t image surface that refers to the same bits
- * as the DIB of the Win32 surface. If the passed-in win32 surface
- * is not a DIB surface, %NULL is returned.
- *
- * Return value: a #cairo_surface_t (owned by the win32 #cairo_surface_t),
- * or %NULL if the win32 surface is not a DIB.
- *
- * Since: 1.4
- */
-cairo_surface_t *
-cairo_win32_surface_get_image (cairo_surface_t *surface)
-{
- if (!_cairo_surface_is_win32(surface))
- return NULL;
-
- return ((cairo_win32_surface_t*)surface)->image;
-}
-
-static const cairo_surface_backend_t cairo_win32_surface_backend = {
- CAIRO_SURFACE_TYPE_WIN32,
- _cairo_win32_surface_finish,
-
- _cairo_default_context_create,
-
- _cairo_win32_surface_create_similar,
- NULL,
- _cairo_win32_surface_map_to_image,
- _cairo_win32_surface_unmap_image,
-
- _cairo_surface_default_source,
- _cairo_win32_surface_acquire_source_image,
- _cairo_win32_surface_release_source_image,
- NULL, /* snapshot */
-
- NULL, /* copy_page */
- NULL, /* show_page */
-
- _cairo_win32_surface_get_extents,
- NULL, /* get_font_options */
-
- _cairo_win32_surface_flush,
- NULL, /* mark_dirty_rectangle */
-
- NULL, /* paint */
- NULL, /* mask */
- NULL, /* stroke */
- NULL, /* fill */
- NULL, /* fill/stroke */
- _cairo_win32_surface_show_glyphs,
-};
-
-/* Notes:
- *
- * Win32 alpha-understanding functions
- *
- * BitBlt - will copy full 32 bits from a 32bpp DIB to result
- * (so it's safe to use for ARGB32->ARGB32 SOURCE blits)
- * (but not safe going RGB24->ARGB32, if RGB24 is also represented
- * as a 32bpp DIB, since the alpha isn't discarded!)
- *
- * AlphaBlend - if both the source and dest have alpha, even if AC_SRC_ALPHA isn't set,
- * it will still copy over the src alpha, because the SCA value (255) will be
- * multiplied by all the src components.
- */
-
-
-cairo_int_status_t
-_cairo_win32_save_initial_clip (HDC hdc, cairo_win32_surface_t *surface)
-{
- RECT rect;
- int clipBoxType;
- int gm;
- XFORM saved_xform;
-
- /* GetClipBox/GetClipRgn and friends interact badly with a world transform
- * set. GetClipBox returns values in logical (transformed) coordinates;
- * it's unclear what GetClipRgn returns, because the region is empty in the
- * case of a SIMPLEREGION clip, but I assume device (untransformed) coordinates.
- * Similarly, IntersectClipRect works in logical units, whereas SelectClipRgn
- * works in device units.
- *
- * So, avoid the whole mess and get rid of the world transform
- * while we store our initial data and when we restore initial coordinates.
- *
- * XXX we may need to modify x/y by the ViewportOrg or WindowOrg
- * here in GM_COMPATIBLE; unclear.
- */
- gm = GetGraphicsMode (hdc);
- if (gm == GM_ADVANCED) {
- GetWorldTransform (hdc, &saved_xform);
- ModifyWorldTransform (hdc, NULL, MWT_IDENTITY);
- }
-
- clipBoxType = GetClipBox (hdc, &rect);
- if (clipBoxType == ERROR) {
- _cairo_win32_print_gdi_error ("cairo_win32_surface_create");
- SetGraphicsMode (hdc, gm);
- /* XXX: Can we make a more reasonable guess at the error cause here? */
- return _cairo_error (CAIRO_STATUS_NO_MEMORY);
- }
-
- surface->clip_rect.x = rect.left;
- surface->clip_rect.y = rect.top;
- surface->clip_rect.width = rect.right - rect.left;
- surface->clip_rect.height = rect.bottom - rect.top;
-
- surface->initial_clip_rgn = NULL;
- surface->had_simple_clip = FALSE;
-
- if (clipBoxType == COMPLEXREGION) {
- surface->initial_clip_rgn = CreateRectRgn (0, 0, 0, 0);
- if (GetClipRgn (hdc, surface->initial_clip_rgn) <= 0) {
- DeleteObject(surface->initial_clip_rgn);
- surface->initial_clip_rgn = NULL;
- }
- } else if (clipBoxType == SIMPLEREGION) {
- surface->had_simple_clip = TRUE;
- }
-
- if (gm == GM_ADVANCED)
- SetWorldTransform (hdc, &saved_xform);
-
- return CAIRO_STATUS_SUCCESS;
-}
-
-cairo_int_status_t
-_cairo_win32_restore_initial_clip (cairo_win32_surface_t *surface)
-{
- cairo_int_status_t status = CAIRO_STATUS_SUCCESS;
-
- XFORM saved_xform;
- int gm = GetGraphicsMode (surface->dc);
- if (gm == GM_ADVANCED) {
- GetWorldTransform (surface->dc, &saved_xform);
- ModifyWorldTransform (surface->dc, NULL, MWT_IDENTITY);
- }
-
- /* initial_clip_rgn will either be a real region or NULL (which means reset to no clip region) */
- SelectClipRgn (surface->dc, surface->initial_clip_rgn);
-
- if (surface->had_simple_clip) {
- /* then if we had a simple clip, intersect */
- IntersectClipRect (surface->dc,
- surface->clip_rect.x,
- surface->clip_rect.y,
- surface->clip_rect.x + surface->clip_rect.width,
- surface->clip_rect.y + surface->clip_rect.height);
- }
-
- if (gm == GM_ADVANCED)
- SetWorldTransform (surface->dc, &saved_xform);
-
- return status;
-}
-
-void
-_cairo_win32_debug_dump_hrgn (HRGN rgn, char *header)
-{
- RGNDATA *rd;
- unsigned int z;
-
- if (header)
- fprintf (stderr, "%s\n", header);
-
- if (rgn == NULL) {
- fprintf (stderr, " NULL\n");
- }
-
- z = GetRegionData(rgn, 0, NULL);
- rd = (RGNDATA*) malloc(z);
- z = GetRegionData(rgn, z, rd);
-
- fprintf (stderr, " %ld rects, bounds: %ld %ld %ld %ld\n",
- rd->rdh.nCount,
- rd->rdh.rcBound.left,
- rd->rdh.rcBound.top,
- rd->rdh.rcBound.right - rd->rdh.rcBound.left,
- rd->rdh.rcBound.bottom - rd->rdh.rcBound.top);
-
- for (z = 0; z < rd->rdh.nCount; z++) {
- RECT r = ((RECT*)rd->Buffer)[z];
- fprintf (stderr, " [%d]: [%ld %ld %ld %ld]\n",
- z, r.left, r.top, r.right - r.left, r.bottom - r.top);
- }
-
- free(rd);
- fflush (stderr);
-}
diff --git a/src/win32/cairo-win32-system.c b/src/win32/cairo-win32-system.c
new file mode 100644
index 000000000..878553009
--- /dev/null
+++ b/src/win32/cairo-win32-system.c
@@ -0,0 +1,89 @@
+/* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */
+/* Cairo - a vector graphics library with display and print output
+ *
+ * Copyright © 2005 Red Hat, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it either under the terms of the GNU Lesser General Public
+ * License version 2.1 as published by the Free Software Foundation
+ * (the "LGPL") or, at your option, under the terms of the Mozilla
+ * Public License Version 1.1 (the "MPL"). If you do not alter this
+ * notice, a recipient may use your version of this file under either
+ * the MPL or the LGPL.
+ *
+ * You should have received a copy of the LGPL along with this library
+ * in the file COPYING-LGPL-2.1; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
+ * You should have received a copy of the MPL along with this library
+ * in the file COPYING-MPL-1.1
+ *
+ * The contents of this file are subject to the Mozilla Public License
+ * Version 1.1 (the "License"); you may not use this file except in
+ * compliance with the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
+ * OF ANY KIND, either express or implied. See the LGPL or the MPL for
+ * the specific language governing rights and limitations.
+ *
+ * The Original Code is the cairo graphics library.
+ *
+ * The Initial Developer of the Original Code is Red Hat, Inc.
+ *
+ * Contributor(s):
+ * Owen Taylor <otaylor@redhat.com>
+ * Stuart Parmenter <stuart@mozilla.com>
+ * Vladimir Vukicevic <vladimir@pobox.com>
+ */
+
+/* This file should include code that is system-specific, not
+ * feature-specific. For example, the DLL initialization/finalization
+ * code on Win32 or OS/2 must live here (not in cairo-whatever-surface.c).
+ * Same about possible ELF-specific code.
+ *
+ * And no other function should live here.
+ */
+
+
+#include "cairoint.h"
+
+#if CAIRO_MUTEX_IMPL_WIN32
+#if !CAIRO_WIN32_STATIC_BUILD
+
+#define WIN32_LEAN_AND_MEAN
+/* We require Windows 2000 features such as ETO_PDY */
+#if !defined(WINVER) || (WINVER < 0x0500)
+# define WINVER 0x0500
+#endif
+#if !defined(_WIN32_WINNT) || (_WIN32_WINNT < 0x0500)
+# define _WIN32_WINNT 0x0500
+#endif
+
+#include <windows.h>
+
+/* declare to avoid "no previous prototype for 'DllMain'" warning */
+BOOL WINAPI
+DllMain (HINSTANCE hinstDLL,
+ DWORD fdwReason,
+ LPVOID lpvReserved);
+
+BOOL WINAPI
+DllMain (HINSTANCE hinstDLL,
+ DWORD fdwReason,
+ LPVOID lpvReserved)
+{
+ switch (fdwReason) {
+ case DLL_PROCESS_ATTACH:
+ CAIRO_MUTEX_INITIALIZE ();
+ break;
+
+ case DLL_PROCESS_DETACH:
+ CAIRO_MUTEX_FINALIZE ();
+ break;
+ }
+
+ return TRUE;
+}
+
+#endif
+#endif