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-rw-r--r--gdk/win32/gdkvisual.c346
1 files changed, 0 insertions, 346 deletions
diff --git a/gdk/win32/gdkvisual.c b/gdk/win32/gdkvisual.c
deleted file mode 100644
index 635c51551..000000000
--- a/gdk/win32/gdkvisual.c
+++ /dev/null
@@ -1,346 +0,0 @@
-/* GDK - The GIMP Drawing Kit
- * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-/*
- * Modified by the GTK+ Team and others 1997-1999. See the AUTHORS
- * file for a list of people on the GTK+ Team. See the ChangeLog
- * files for a list of changes. These files are distributed with
- * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
- */
-
-#include "config.h"
-
-#include "gdkvisual.h"
-#include "gdkprivate.h"
-
-static void gdk_visual_decompose_mask (gulong mask,
- gint *shift,
- gint *prec);
-
-static GdkVisualPrivate *system_visual;
-
-static gint available_depths[1];
-
-static GdkVisualType available_types[1];
-
-#ifdef G_ENABLE_DEBUG
-
-static const gchar* visual_names[] =
-{
- "static gray",
- "grayscale",
- "static color",
- "pseudo color",
- "true color",
- "direct color",
-};
-
-#endif /* G_ENABLE_DEBUG */
-
-void
-gdk_visual_init (void)
-{
- struct
- {
- BITMAPINFOHEADER bi;
- union
- {
- RGBQUAD colors[256];
- DWORD fields[256];
- } u;
- } bmi;
- HBITMAP hbm;
-
- int rastercaps, numcolors, sizepalette, bitspixel;
-
- system_visual = g_new (GdkVisualPrivate, 1);
-
- bitspixel = GetDeviceCaps (gdk_DC, BITSPIXEL);
- rastercaps = GetDeviceCaps (gdk_DC, RASTERCAPS);
- system_visual->xvisual = g_new (Visual, 1);
- system_visual->xvisual->visualid = 0;
- system_visual->xvisual->bitspixel = bitspixel;
-
- if (rastercaps & RC_PALETTE)
- {
- system_visual->visual.type = GDK_VISUAL_PSEUDO_COLOR;
- numcolors = GetDeviceCaps (gdk_DC, NUMCOLORS);
- sizepalette = GetDeviceCaps (gdk_DC, SIZEPALETTE);
- system_visual->xvisual->map_entries = sizepalette;
- }
- else if (bitspixel == 1)
- {
- system_visual->visual.type = GDK_VISUAL_STATIC_GRAY;
- system_visual->xvisual->map_entries = 2;
- }
- else if (bitspixel == 4)
- {
- system_visual->visual.type = GDK_VISUAL_STATIC_COLOR;
- system_visual->xvisual->map_entries = 16;
- }
- else if (bitspixel == 8)
- {
- system_visual->visual.type = GDK_VISUAL_STATIC_COLOR;
- system_visual->xvisual->map_entries = 256;
- }
- else if (bitspixel == 16)
- {
- system_visual->visual.type = GDK_VISUAL_TRUE_COLOR;
-#if 1
- /* This code by Mike Enright,
- * see http://www.users.cts.com/sd/m/menright/display.html
- */
- memset (&bmi, 0, sizeof (bmi));
- bmi.bi.biSize = sizeof (bmi.bi);
-
- hbm = CreateCompatibleBitmap (gdk_DC, 1, 1);
- GetDIBits (gdk_DC, hbm, 0, 1, NULL,
- (BITMAPINFO *) &bmi, DIB_RGB_COLORS);
- GetDIBits (gdk_DC, hbm, 0, 1, NULL,
- (BITMAPINFO *) &bmi, DIB_RGB_COLORS);
- DeleteObject (hbm);
-
- if (bmi.bi.biCompression != BI_BITFIELDS)
- {
- /* Either BI_RGB or BI_RLE_something
- * .... or perhaps (!!) something else.
- * Theoretically biCompression might be
- * mmioFourCC('c','v','i','d') but I doubt it.
- */
- if (bmi.bi.biCompression == BI_RGB)
- {
- /* It's 555 */
- bitspixel = 15;
- system_visual->visual.red_mask = 0x00007C00;
- system_visual->visual.green_mask = 0x000003E0;
- system_visual->visual.blue_mask = 0x0000001F;
- }
- else
- {
- g_assert_not_reached ();
- }
- }
- else
- {
- DWORD allmasks =
- bmi.u.fields[0] | bmi.u.fields[1] | bmi.u.fields[2];
- int k = 0;
- while (allmasks)
- {
- if (allmasks&1)
- k++;
- allmasks/=2;
- }
- bitspixel = k;
- system_visual->visual.red_mask = bmi.u.fields[0];
- system_visual->visual.green_mask = bmi.u.fields[1];
- system_visual->visual.blue_mask = bmi.u.fields[2];
- }
-#else
- /* Old, incorrect (but still working) code. */
-#if 0
- system_visual->visual.red_mask = 0x0000F800;
- system_visual->visual.green_mask = 0x000007E0;
- system_visual->visual.blue_mask = 0x0000001F;
-#else
- system_visual->visual.red_mask = 0x00007C00;
- system_visual->visual.green_mask = 0x000003E0;
- system_visual->visual.blue_mask = 0x0000001F;
-#endif
-#endif
- }
- else if (bitspixel == 24 || bitspixel == 32)
- {
- bitspixel = 24;
- system_visual->visual.type = GDK_VISUAL_TRUE_COLOR;
- system_visual->visual.red_mask = 0x00FF0000;
- system_visual->visual.green_mask = 0x0000FF00;
- system_visual->visual.blue_mask = 0x000000FF;
- }
- else
- g_error ("gdk_visual_init: unsupported BITSPIXEL: %d\n", bitspixel);
-
- system_visual->visual.depth = bitspixel;
- system_visual->visual.byte_order = GDK_LSB_FIRST;
- system_visual->visual.bits_per_rgb = 42; /* Not used? */
-
- if ((system_visual->visual.type == GDK_VISUAL_TRUE_COLOR) ||
- (system_visual->visual.type == GDK_VISUAL_DIRECT_COLOR))
- {
- gdk_visual_decompose_mask (system_visual->visual.red_mask,
- &system_visual->visual.red_shift,
- &system_visual->visual.red_prec);
-
- gdk_visual_decompose_mask (system_visual->visual.green_mask,
- &system_visual->visual.green_shift,
- &system_visual->visual.green_prec);
-
- gdk_visual_decompose_mask (system_visual->visual.blue_mask,
- &system_visual->visual.blue_shift,
- &system_visual->visual.blue_prec);
- system_visual->xvisual->map_entries =
- 1 << (MAX (system_visual->visual.red_prec,
- MAX (system_visual->visual.green_prec,
- system_visual->visual.blue_prec)));
- }
- else
- {
- system_visual->visual.red_mask = 0;
- system_visual->visual.red_shift = 0;
- system_visual->visual.red_prec = 0;
-
- system_visual->visual.green_mask = 0;
- system_visual->visual.green_shift = 0;
- system_visual->visual.green_prec = 0;
-
- system_visual->visual.blue_mask = 0;
- system_visual->visual.blue_shift = 0;
- system_visual->visual.blue_prec = 0;
- }
- system_visual->visual.colormap_size = system_visual->xvisual->map_entries;
-
- available_depths[0] = system_visual->visual.depth;
- available_types[0] = system_visual->visual.type;
-}
-
-GdkVisual*
-gdk_visual_ref (GdkVisual *visual)
-{
- return visual;
-}
-
-void
-gdk_visual_unref (GdkVisual *visual)
-{
- return;
-}
-
-gint
-gdk_visual_get_best_depth (void)
-{
- return available_depths[0];
-}
-
-GdkVisualType
-gdk_visual_get_best_type (void)
-{
- return available_types[0];
-}
-
-GdkVisual*
-gdk_visual_get_system (void)
-{
- return ((GdkVisual*) system_visual);
-}
-
-GdkVisual*
-gdk_visual_get_best (void)
-{
- return ((GdkVisual*) system_visual);
-}
-
-GdkVisual*
-gdk_visual_get_best_with_depth (gint depth)
-{
- if (depth == system_visual->visual.depth)
- return (GdkVisual*) system_visual;
- else
- return NULL;
-}
-
-GdkVisual*
-gdk_visual_get_best_with_type (GdkVisualType visual_type)
-{
- if (visual_type == system_visual->visual.type)
- return (GdkVisual*) system_visual;
- else
- return NULL;
-}
-
-GdkVisual*
-gdk_visual_get_best_with_both (gint depth,
- GdkVisualType visual_type)
-{
- if ((depth == system_visual->visual.depth) &&
- (visual_type == system_visual->visual.type))
- return (GdkVisual*) system_visual;
- else
- return NULL;
-}
-
-void
-gdk_query_depths (gint **depths,
- gint *count)
-{
- *count = 1;
- *depths = available_depths;
-}
-
-void
-gdk_query_visual_types (GdkVisualType **visual_types,
- gint *count)
-{
- *count = 1;
- *visual_types = available_types;
-}
-
-GList*
-gdk_list_visuals (void)
-{
- return g_list_append (NULL, (gpointer) system_visual);
-}
-
-GdkVisual*
-gdk_visual_lookup (Visual *xvisual)
-{
- if (system_visual->xvisual == xvisual)
- return (GdkVisual *) system_visual;
- else
- return NULL;
-}
-
-GdkVisual*
-gdkx_visual_get (VisualID xvisualid)
-{
- if (xvisualid == system_visual->xvisual->visualid)
- return (GdkVisual*) system_visual;
- else
- return NULL;
-}
-
-static void
-gdk_visual_decompose_mask (gulong mask,
- gint *shift,
- gint *prec)
-{
- *shift = 0;
- *prec = 0;
-
- while (!(mask & 0x1))
- {
- (*shift)++;
- mask >>= 1;
- }
-
- while (mask & 0x1)
- {
- (*prec)++;
- mask >>= 1;
- }
-}
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