diff options
Diffstat (limited to 'gdk/win32/gdkgc-win32.c')
| -rw-r--r-- | gdk/win32/gdkgc-win32.c | 1392 |
1 files changed, 0 insertions, 1392 deletions
diff --git a/gdk/win32/gdkgc-win32.c b/gdk/win32/gdkgc-win32.c deleted file mode 100644 index 407335a7a..000000000 --- a/gdk/win32/gdkgc-win32.c +++ /dev/null @@ -1,1392 +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 <string.h> - -#include "gdkgc.h" -#include "gdkfont.h" -#include "gdkpixmap.h" -#include "gdkprivate.h" -#include "gdkx.h" - -GdkGC* -gdk_gc_new (GdkWindow *window) -{ - return gdk_gc_new_with_values (window, NULL, 0); -} - -GdkGC* -gdk_gc_new_with_values (GdkWindow *window, - GdkGCValues *values, - GdkGCValuesMask values_mask) -{ - GdkGC *gc; - GdkGCPrivate *private; - static GdkColor black; - static GdkColor white; - static gboolean beenhere = FALSE; - - if (!beenhere) - { - gdk_color_black (gdk_colormap_get_system (), &black); - gdk_color_white (gdk_colormap_get_system (), &white); - beenhere = TRUE; - } - - g_return_val_if_fail (window != NULL, NULL); - - if (GDK_DRAWABLE_DESTROYED (window)) - return NULL; - - private = g_new (GdkGCPrivate, 1); - gc = (GdkGC*) private; - - private->ref_count = 1; - private->rop2 = R2_COPYPEN; - private->fill_style = GDK_SOLID; - private->values_mask = values_mask; - private->values_mask |= GDK_GC_FUNCTION | GDK_GC_FILL; - - GDK_NOTE (MISC, g_print ("gdk_gc_new: {")); - - if (values_mask & GDK_GC_FOREGROUND) - { - private->foreground = values->foreground; - } - else - private->foreground = black; - - if (values_mask & GDK_GC_BACKGROUND) - { - private->background = values->background; - } - else - private->background = white; - - if ((values_mask & GDK_GC_FONT) && (values->font->type == GDK_FONT_FONT - || values->font->type == GDK_FONT_FONTSET)) - { - private->font = values->font; - gdk_font_ref (private->font); - GDK_NOTE (MISC, g_print (" font")); - } - else - private->font = NULL; - - if (values_mask & GDK_GC_FUNCTION) - { - switch (values->function) - { - case GDK_COPY: - private->rop2 = R2_COPYPEN; break; - case GDK_INVERT: - private->rop2 = R2_NOT; break; - case GDK_XOR: - private->rop2 = R2_XORPEN; break; - case GDK_CLEAR: - private->rop2 = R2_BLACK; break; - case GDK_AND: - private->rop2 = R2_MASKPEN; break; - case GDK_AND_REVERSE: - private->rop2 = R2_MASKPENNOT; break; - case GDK_AND_INVERT: - private->rop2 = R2_MASKNOTPEN; break; - case GDK_NOOP: - private->rop2 = R2_NOP; break; - case GDK_OR: - private->rop2 = R2_MERGEPEN; break; - case GDK_EQUIV: - private->rop2 = R2_NOTXORPEN; break; - case GDK_OR_REVERSE: - private->rop2 = R2_MERGEPENNOT; break; - case GDK_COPY_INVERT: - private->rop2 = R2_NOTCOPYPEN; break; - case GDK_OR_INVERT: - private->rop2 = R2_MERGENOTPEN; break; - case GDK_NAND: - private->rop2 = R2_NOTMASKPEN; break; - case GDK_SET: - private->rop2 = R2_WHITE; break; - } - GDK_NOTE (MISC, g_print (" function=%d", private->rop2)); - } - - if (values_mask & GDK_GC_FILL) - { - private->fill_style = values->fill; - GDK_NOTE (MISC, g_print (" fill=%d", private->fill_style)); - } - - if (values_mask & GDK_GC_TILE) - { - private->tile = values->tile; - gdk_pixmap_ref (private->tile); - GDK_NOTE (MISC, g_print (" tile=%#x", GDK_DRAWABLE_XID (private->tile))); - } - else - private->tile = NULL; - - if (values_mask & GDK_GC_STIPPLE) - { - private->stipple = values->stipple; - gdk_pixmap_ref (private->stipple); - GDK_NOTE (MISC, g_print (" stipple=%#x", GDK_DRAWABLE_XID (private->stipple))); - } - else - private->stipple = NULL; - - if (values_mask & GDK_GC_CLIP_MASK) - { - private->clip_region = - BitmapToRegion ((HBITMAP) GDK_DRAWABLE_XID (values->clip_mask)); - GDK_NOTE (MISC, g_print (" clip=%#x", private->clip_region)); - } - else - private->clip_region = NULL; - - if (values_mask & GDK_GC_SUBWINDOW) - { - private->subwindow_mode = values->subwindow_mode; - GDK_NOTE (MISC, g_print (" subw=%d", private->subwindow_mode)); - } - - if (values_mask & GDK_GC_TS_X_ORIGIN) - { - private->ts_x_origin = values->ts_x_origin; - GDK_NOTE (MISC, g_print (" ts_x=%d", private->ts_x_origin)); - } - - if (values_mask & GDK_GC_TS_Y_ORIGIN) - { - private->ts_y_origin = values->ts_y_origin; - GDK_NOTE (MISC, g_print (" ts_y=%d", private->ts_y_origin)); - } - - if (values_mask & GDK_GC_CLIP_X_ORIGIN) - { - private->clip_x_origin = values->clip_x_origin; - GDK_NOTE (MISC, g_print (" clip_x=%d", private->clip_x_origin)); - } - - if (values_mask & GDK_GC_CLIP_Y_ORIGIN) - { - private->clip_y_origin = values->clip_y_origin; - GDK_NOTE (MISC, g_print (" clip_y=%d", private->clip_y_origin)); - } - - if (values_mask & GDK_GC_EXPOSURES) - { - private->graphics_exposures = values->graphics_exposures; - GDK_NOTE (MISC, g_print (" exp=%d", private->graphics_exposures)); - } - - private->pen_style = PS_GEOMETRIC; - private->pen_width = 1; - - if (values_mask & (GDK_GC_LINE_WIDTH | GDK_GC_LINE_STYLE)) - { - if (values_mask & GDK_GC_LINE_WIDTH) - { - private->pen_width = values->line_width; - GDK_NOTE (MISC, g_print (" pw=%d", private->pen_width)); - } - if (values_mask & GDK_GC_LINE_STYLE) - { - switch (values->line_style) - { - case GDK_LINE_SOLID: - private->pen_style |= PS_SOLID; break; - case GDK_LINE_ON_OFF_DASH: - case GDK_LINE_DOUBLE_DASH: /* ??? */ - private->pen_style |= PS_DASH; break; - } - GDK_NOTE (MISC, g_print (" ps=%#x", private->pen_style)); - } - } - - if (values_mask & GDK_GC_CAP_STYLE) - { - switch (values->cap_style) - { - case GDK_CAP_NOT_LAST: /* ??? */ - case GDK_CAP_BUTT: - private->pen_style |= PS_ENDCAP_FLAT; break; - case GDK_CAP_ROUND: - private->pen_style |= PS_ENDCAP_ROUND; break; - case GDK_CAP_PROJECTING: - private->pen_style |= PS_ENDCAP_SQUARE; break; - } - GDK_NOTE (MISC, g_print (" ps=%#x", private->pen_style)); - } - - if (values_mask & GDK_GC_JOIN_STYLE) - { - switch (values->join_style) - { - case GDK_JOIN_MITER: - private->pen_style |= PS_JOIN_MITER; - break; - case GDK_JOIN_ROUND: - private->pen_style |= PS_JOIN_ROUND; - break; - case GDK_JOIN_BEVEL: - private->pen_style |= PS_JOIN_BEVEL; - break; - } - GDK_NOTE (MISC, g_print (" ps=%#x", private->pen_style)); - } - - private->hwnd = NULL; - private->xgc = NULL; - - GDK_NOTE (MISC, g_print ("} = %p\n", private)); - - return gc; -} - -void -gdk_gc_destroy (GdkGC *gc) -{ - gdk_gc_unref (gc); -} - -GdkGC * -gdk_gc_ref (GdkGC *gc) -{ - GdkGCPrivate *private = (GdkGCPrivate*) gc; - - g_return_val_if_fail (gc != NULL, NULL); - private->ref_count += 1; - - return gc; -} - -void -gdk_gc_unref (GdkGC *gc) -{ - GdkGCPrivate *private = (GdkGCPrivate*) gc; - - g_return_if_fail (gc != NULL); - - if (private->ref_count > 1) - private->ref_count -= 1; - else - { - if (private->values_mask & GDK_GC_FONT) - gdk_font_unref (private->font); - - if (private->values_mask & GDK_GC_TILE) - gdk_pixmap_unref (private->tile); - - if (private->values_mask & GDK_GC_STIPPLE) - gdk_pixmap_unref (private->stipple); - - if (private->values_mask & GDK_GC_CLIP_MASK) - DeleteObject (private->clip_region); - - g_free (gc); - } -} - -void -gdk_gc_get_values (GdkGC *gc, - GdkGCValues *values) -{ - GdkGCPrivate *private; - - g_return_if_fail (gc != NULL); - g_return_if_fail (values != NULL); - - private = (GdkGCPrivate*) gc; - - values->foreground = private->foreground; - values->background = private->background; - values->font = private->font; - - switch (private->rop2) - { - case R2_COPYPEN: - values->function = GDK_COPY; break; - case R2_NOT: - values->function = GDK_INVERT; break; - case R2_XORPEN: - values->function = GDK_XOR; break; - case R2_BLACK: - values->function = GDK_CLEAR; break; - case R2_MASKPEN: - values->function = GDK_AND; break; - case R2_MASKPENNOT: - values->function = GDK_AND_REVERSE; break; - case R2_MASKNOTPEN: - values->function = GDK_AND_INVERT; break; - case R2_NOP: - values->function = GDK_NOOP; break; - case R2_MERGEPEN: - values->function = GDK_OR; break; - case R2_NOTXORPEN: - values->function = GDK_EQUIV; break; - case R2_MERGEPENNOT: - values->function = GDK_OR_REVERSE; break; - case R2_NOTCOPYPEN: - values->function = GDK_COPY_INVERT; break; - case R2_MERGENOTPEN: - values->function = GDK_OR_INVERT; break; - case R2_NOTMASKPEN: - values->function = GDK_NAND; break; - case R2_WHITE: - values->function = GDK_SET; break; - } - - values->fill = private->fill_style; - - values->tile = private->tile; - values->stipple = private->stipple; - if (private->clip_region != NULL) - { - RECT rect; - HBRUSH hbr; - HDC hdc; - HGDIOBJ oldbitmap; - GdkPixmap *pixmap; - - GetRgnBox (private->clip_region, &rect); - pixmap = - gdk_pixmap_new (NULL, rect.right - rect.left, rect.bottom - rect.top, - 1); - hbr = GetStockObject (WHITE_BRUSH); - if ((hdc = CreateCompatibleDC (NULL)) == NULL) - g_warning ("gdk_gc_get_values: CreateCompatibleDC failed"); - if ((oldbitmap = - SelectObject (hdc, GDK_DRAWABLE_XID (pixmap))) == NULL) - g_warning ("gdk_gc_get_values: SelectObject #1 failed"); - hbr = GetStockObject (BLACK_BRUSH); - if (!FillRect (hdc, &rect, hbr)) - g_warning ("gdk_gc_get_values: FillRect failed"); - hbr = GetStockObject (WHITE_BRUSH); - if (!FillRgn (hdc, private->clip_region, hbr)) - g_warning ("gdk_gc_get_values: FillRgn failed"); - if (SelectObject (hdc, oldbitmap) == NULL) - g_warning ("gdk_gc_get_values: SelectObject #2 failed"); - DeleteDC (hdc); - values->clip_mask = pixmap; - } - else - values->clip_mask = NULL; - values->subwindow_mode = private->subwindow_mode; - values->ts_x_origin = private->ts_x_origin; - values->ts_y_origin = private->ts_y_origin; - values->clip_x_origin = private->clip_x_origin; - values->clip_y_origin = private->clip_y_origin; - values->graphics_exposures = private->graphics_exposures; - values->line_width = private->pen_width; - - if (private->pen_style & PS_SOLID) - values->line_style = GDK_LINE_SOLID; - else if (private->pen_style & PS_DASH) - values->line_style = GDK_LINE_ON_OFF_DASH; - else - values->line_style = GDK_LINE_SOLID; - - /* PS_ENDCAP_ROUND is zero */ - if (private->pen_style & PS_ENDCAP_FLAT) - values->cap_style = GDK_CAP_BUTT; - else if (private->pen_style & PS_ENDCAP_SQUARE) - values->cap_style = GDK_CAP_PROJECTING; - else - values->cap_style = GDK_CAP_ROUND; - - /* PS_JOIN_ROUND is zero */ - if (private->pen_style & PS_JOIN_MITER) - values->join_style = GDK_JOIN_MITER; - else if (private->pen_style & PS_JOIN_BEVEL) - values->join_style = GDK_JOIN_BEVEL; - else - values->join_style = GDK_JOIN_ROUND; -} - -void -gdk_gc_set_foreground (GdkGC *gc, - GdkColor *color) -{ - GdkGCPrivate *private; - - g_return_if_fail (gc != NULL); - g_return_if_fail (color != NULL); - - private = (GdkGCPrivate*) gc; - { - GDK_NOTE (MISC, g_print ("gdk_gc_set_foreground: (%d) %s\n", - private, gdk_color_to_string (color))); - private->foreground = *color; - private->values_mask |= GDK_GC_FOREGROUND; - } -} - -void -gdk_gc_set_background (GdkGC *gc, - GdkColor *color) -{ - GdkGCPrivate *private; - - g_return_if_fail (gc != NULL); - g_return_if_fail (color != NULL); - - private = (GdkGCPrivate*) gc; - - GDK_NOTE (MISC, g_print ("gdk_gc_set_backround: (%d) %s\n", - private, gdk_color_to_string(color))); - private->background = *color; - private->values_mask |= GDK_GC_BACKGROUND; -} - -void -gdk_gc_set_font (GdkGC *gc, - GdkFont *font) -{ - GdkGCPrivate *gc_private; - GdkFontPrivate *font_private; - gchar *xlfd; - - g_return_if_fail (gc != NULL); - g_return_if_fail (font != NULL); - - if (font->type == GDK_FONT_FONT - || font->type == GDK_FONT_FONTSET) - { - gc_private = (GdkGCPrivate*) gc; - - GDK_NOTE (MISC, (xlfd = gdk_font_xlfd_create (font), - g_print ("gdk_gc_set_font: (%d) %s\n", - gc_private, xlfd), - gdk_font_xlfd_free (xlfd))); - - if (gc_private->font != NULL) - gdk_font_unref (gc_private->font); - gc_private->font = font; - gdk_font_ref (gc_private->font); - gc_private->values_mask |= GDK_GC_FONT; - } -} - -void -gdk_gc_set_function (GdkGC *gc, - GdkFunction function) -{ - GdkGCPrivate *private; - - g_return_if_fail (gc != NULL); - - private = (GdkGCPrivate*) gc; - - GDK_NOTE (MISC, g_print ("gdk_gc_set_function: (%d) %d\n", private, function)); - - switch (function) - { - case GDK_COPY: - private->rop2 = R2_COPYPEN; break; - case GDK_INVERT: - private->rop2 = R2_NOT; break; - case GDK_XOR: - private->rop2 = R2_XORPEN; break; - case GDK_CLEAR: - private->rop2 = R2_BLACK; break; - case GDK_AND: - private->rop2 = R2_MASKPEN; break; - case GDK_AND_REVERSE: - private->rop2 = R2_MASKPENNOT; break; - case GDK_AND_INVERT: - private->rop2 = R2_MASKNOTPEN; break; - case GDK_NOOP: - private->rop2 = R2_NOP; break; - case GDK_OR: - private->rop2 = R2_MERGEPEN; break; - case GDK_EQUIV: - private->rop2 = R2_NOTXORPEN; break; - case GDK_OR_REVERSE: - private->rop2 = R2_MERGEPENNOT; break; - case GDK_COPY_INVERT: - private->rop2 = R2_NOTCOPYPEN; break; - case GDK_OR_INVERT: - private->rop2 = R2_MERGENOTPEN; break; - case GDK_NAND: - private->rop2 = R2_NOTMASKPEN; break; - case GDK_SET: - private->rop2 = R2_WHITE; break; - } - private->values_mask |= GDK_GC_FUNCTION; -} - -void -gdk_gc_set_fill (GdkGC *gc, - GdkFill fill) -{ - GdkGCPrivate *private; - - g_return_if_fail (gc != NULL); - - private = (GdkGCPrivate*) gc; - - private->fill_style = fill; - private->values_mask |= GDK_GC_FILL; -} - -void -gdk_gc_set_tile (GdkGC *gc, - GdkPixmap *tile) -{ - GdkGCPrivate *private; - HBITMAP pixmap; - - g_return_if_fail (gc != NULL); - - private = (GdkGCPrivate*) gc; - - pixmap = NULL; - - if (tile) - pixmap = GDK_DRAWABLE_XID (tile); - - if (private->tile != NULL) - gdk_pixmap_unref (private->tile); - private->tile = tile; - if (tile) - gdk_pixmap_ref (tile); - if (pixmap != NULL) - private->values_mask |= GDK_GC_TILE; - else - private->values_mask &= ~GDK_GC_TILE; -} - -void -gdk_gc_set_stipple (GdkGC *gc, - GdkPixmap *stipple) -{ - GdkGCPrivate *private; - HBITMAP pixmap; - - g_return_if_fail (gc != NULL); - - private = (GdkGCPrivate*) gc; - - pixmap = NULL; - - if (stipple) - pixmap = GDK_DRAWABLE_XID (stipple); - - if (private->stipple != NULL) - gdk_pixmap_unref (private->stipple); - private->stipple = stipple; - if (stipple) - gdk_pixmap_ref (stipple); - if (pixmap != NULL) - private->values_mask |= GDK_GC_STIPPLE; - else - private->values_mask &= ~GDK_GC_STIPPLE; -} - -void -gdk_gc_set_ts_origin (GdkGC *gc, - gint x, - gint y) -{ - GdkGCPrivate *private; - - g_return_if_fail (gc != NULL); - - private = (GdkGCPrivate*) gc; - - private->ts_x_origin = x; - private->ts_y_origin = y; - private->values_mask |= GDK_GC_TS_X_ORIGIN |GDK_GC_TS_Y_ORIGIN; -} - -void -gdk_gc_set_clip_origin (GdkGC *gc, - gint x, - gint y) -{ - GdkGCPrivate *private; - - g_return_if_fail (gc != NULL); - - private = (GdkGCPrivate*) gc; - - GDK_NOTE (MISC, g_print ("gdk_gc_set_clip_origin: (%d) +%d+%d\n", - private, x, y)); - - private->clip_x_origin = x; - private->clip_y_origin = y; - private->values_mask |= GDK_GC_CLIP_X_ORIGIN |GDK_GC_CLIP_Y_ORIGIN; -} - -void -gdk_gc_set_clip_mask (GdkGC *gc, - GdkBitmap *mask) -{ - GdkGCPrivate *private; - HBITMAP xmask; - - g_return_if_fail (gc != NULL); - - if (mask) - { - if (GDK_DRAWABLE_DESTROYED (mask)) - return; - xmask = GDK_DRAWABLE_XID (mask); - } - else - xmask = NULL; - - private = (GdkGCPrivate*) gc; - - GDK_NOTE (MISC, g_print ("gdk_gc_set_clip_mask: (%d) %#x\n", private, xmask)); - - if (private->clip_region != NULL) - if (!DeleteObject (private->clip_region)) - g_warning ("gdk_gc_set_clip_mask: DeleteObject failed"); - if (xmask != NULL) - { - private->clip_region = BitmapToRegion (xmask); - { - RECT rect; - GetRgnBox (private->clip_region, &rect); - GDK_NOTE (MISC, g_print ("...box = %dx%d@+%d+%d\n", - rect.right - rect.left, rect.bottom - rect.top, - rect.left, rect.top)); - } -#if 0 - /* Test code that sets clip region to whole of mask */ - { - BITMAP bm; - GetObject (xmask, sizeof (bm), &bm); - private->clip_region = CreateRectRgn (0, 0, bm.bmWidth, bm.bmHeight); - } -#endif - private->values_mask |= GDK_GC_CLIP_MASK; - } - else - { - private->values_mask &= ~GDK_GC_CLIP_MASK; - private->clip_region = NULL; - } -} - -void -gdk_gc_set_clip_rectangle (GdkGC *gc, - GdkRectangle *rectangle) -{ - GdkGCPrivate *private; - - g_return_if_fail (gc != NULL); - - private = (GdkGCPrivate*) gc; - - if (private->clip_region != NULL) - if (!DeleteObject (private->clip_region)) - g_warning ("gdk_gc_set_clip_rectangle: DeleteObject failed"); - if (rectangle) - { - GDK_NOTE (MISC, - g_print ("gdk_gc_set_clip_rectangle: (%d) %dx%d@+%d+%d\n", - private, - rectangle->width, rectangle->height, - rectangle->x, rectangle->y)); - if ((private->clip_region = - CreateRectRgn (rectangle->x, rectangle->y, - rectangle->x + rectangle->width, - rectangle->y + rectangle->height)) == NULL) - g_warning ("gdk_gc_set_clip_rectangle: CreateRectRgn failed"); - - private->values_mask |= GDK_GC_CLIP_MASK; - } - else - { - GDK_NOTE (MISC, g_print ("gdk_gc_set_clip_rectangle: (%d) None\n", - private)); - private->clip_region = NULL; - private->values_mask &= ~GDK_GC_CLIP_MASK; - } - private->values_mask &= ~(GDK_GC_CLIP_X_ORIGIN |GDK_GC_CLIP_Y_ORIGIN); -} - -void -gdk_gc_set_clip_region (GdkGC *gc, - GdkRegion *region) -{ - GdkGCPrivate *private; - - g_return_if_fail (gc != NULL); - - private = (GdkGCPrivate*) gc; - - GDK_NOTE (MISC, g_print ("gdk_gc_set_clip_region: (%d) %s\n", - private, (region != NULL ? "xxx" : "None"))); - - if (private->clip_region != NULL) - if (!DeleteObject (private->clip_region)) - g_warning ("gdk_gc_set_clip_region: DeleteObject failed"); - if (region) - { - GdkRegionPrivate *region_private; - - region_private = (GdkRegionPrivate*) region; - private->clip_region = CreateRectRgn (1, 1, 0, 0); - CombineRgn (private->clip_region, region_private->xregion, NULL, RGN_COPY); - private->values_mask |= GDK_GC_CLIP_MASK; - } - else - { - private->clip_region = NULL; - private->values_mask &= ~GDK_GC_CLIP_MASK; - } -} - -void -gdk_gc_set_subwindow (GdkGC *gc, - GdkSubwindowMode mode) -{ - GdkGCPrivate *private; - - g_return_if_fail (gc != NULL); - - private = (GdkGCPrivate*) gc; - - private->subwindow_mode = mode; - private->values_mask |= GDK_GC_SUBWINDOW; -} - -void -gdk_gc_set_exposures (GdkGC *gc, - gint exposures) -{ - GdkGCPrivate *private; - - g_return_if_fail (gc != NULL); - - private = (GdkGCPrivate*) gc; - - private->graphics_exposures = exposures; - private->values_mask |= GDK_GC_EXPOSURES;; -} - -void -gdk_gc_set_line_attributes (GdkGC *gc, - gint line_width, - GdkLineStyle line_style, - GdkCapStyle cap_style, - GdkJoinStyle join_style) -{ - GdkGCPrivate *private; - int xline_style; - int xcap_style; - int xjoin_style; - - g_return_if_fail (gc != NULL); - - private = (GdkGCPrivate*) gc; - - GDK_NOTE (MISC, - g_print ("gdk_gc_set_line_attributes: (%d) %d %s %s %s\n", - private, line_width, - (line_style == GDK_LINE_SOLID ? "SOLID" : - (line_style == GDK_LINE_ON_OFF_DASH ? "ON_OFF_DASH" : - (line_style == GDK_LINE_DOUBLE_DASH ? "DOUBLE_DASH" : - "???"))), - (cap_style == GDK_CAP_BUTT ? "BUTT" : - (cap_style == GDK_CAP_ROUND ? "ROUND" : - (cap_style == GDK_CAP_PROJECTING ? "PROJECTING" : - "???"))), - (join_style == GDK_JOIN_MITER ? "MITER" : - (join_style == GDK_JOIN_ROUND ? "ROUND" : - (join_style == GDK_JOIN_BEVEL ? "BEVEL" : - "???"))))); - - private->pen_width = line_width; - - /* Mask old style bits away */ - private->pen_style &= ~(PS_STYLE_MASK|PS_ENDCAP_MASK|PS_JOIN_MASK); - - /* Add new bits */ - switch (line_style) - { - case GDK_LINE_SOLID: - private->pen_style |= PS_SOLID; break; - case GDK_LINE_ON_OFF_DASH: - case GDK_LINE_DOUBLE_DASH: /* ??? */ - private->pen_style |= PS_DASH; break; - } - - switch (cap_style) - { - case GDK_CAP_NOT_LAST: - /* ??? */ - break; - case GDK_CAP_BUTT: - private->pen_style |= PS_ENDCAP_FLAT; break; - case GDK_CAP_ROUND: - private->pen_style |= PS_ENDCAP_ROUND; break; - case GDK_CAP_PROJECTING: - private->pen_style |= PS_ENDCAP_SQUARE; break; - } - - switch (join_style) - { - case GDK_JOIN_MITER: - private->pen_style |= PS_JOIN_MITER; - break; - case GDK_JOIN_ROUND: - private->pen_style |= PS_JOIN_ROUND; - break; - case GDK_JOIN_BEVEL: - private->pen_style |= PS_JOIN_BEVEL; - break; - } -} - -void -gdk_gc_set_dashes (GdkGC *gc, - gint dash_offset, - gchar dash_list[], - gint n) -{ - GdkGCPrivate *private; - - g_return_if_fail (gc != NULL); - g_return_if_fail (dash_list != NULL); - - /* XXX ??? */ - - private = (GdkGCPrivate *) gc; - - private->pen_style &= ~(PS_STYLE_MASK); - private->pen_style |= PS_DASH; -} - -void -gdk_gc_copy (GdkGC *dst_gc, GdkGC *src_gc) -{ - GdkGCPrivate *dst_private, *src_private; - - src_private = (GdkGCPrivate *) src_gc; - dst_private = (GdkGCPrivate *) dst_gc; - - *dst_private = *src_private; -} - -HDC -gdk_gc_predraw (GdkDrawablePrivate *drawable_private, - GdkGCPrivate *gc_private) -{ - GdkColormapPrivate *colormap_private = - (GdkColormapPrivate *) drawable_private->colormap; - COLORREF bg; - COLORREF fg; - LOGBRUSH logbrush; - HPEN hpen; - HBRUSH hbr; - - g_assert (gc_private->xgc == NULL); - - if (drawable_private->window_type == GDK_DRAWABLE_PIXMAP) - { - if ((gc_private->xgc = CreateCompatibleDC (NULL)) == NULL) - g_warning ("gdk_gc_predraw: CreateCompatibleDC failed"); - - if ((gc_private->saved_dc = SaveDC (gc_private->xgc)) == 0) - g_warning ("gdk_gc_predraw: SaveDC #1 failed"); - - if (SelectObject (gc_private->xgc, drawable_private->xwindow) == NULL) - g_warning ("gdk_gc_predraw: SelectObject #1 failed"); - } - else - { - if ((gc_private->xgc = GetDC (drawable_private->xwindow)) == NULL) - g_warning ("gdk_gc_predraw: GetDC failed"); - - if ((gc_private->saved_dc = SaveDC (gc_private->xgc)) == 0) - g_warning ("gdk_gc_predraw: SaveDC #2 failed"); - } - - gc_private->hwnd = drawable_private->xwindow; - - if (colormap_private == NULL) - { - /* A 1 bit deep bitmap */ - struct - { - WORD palVersion; - WORD palNumEntries; - PALETTEENTRY palPalEntry[2]; - } logpal; - static HPALETTE hpal = NULL; - - if (hpal == NULL) - { - /* Create a b&w palette */ - logpal.palVersion = 0x300; - logpal.palNumEntries = 2; - logpal.palPalEntry[0].peRed = - logpal.palPalEntry[0].peGreen = - logpal.palPalEntry[0].peBlue = 0x00; - logpal.palPalEntry[0].peFlags = 0x00; - logpal.palPalEntry[1].peRed = - logpal.palPalEntry[1].peGreen = - logpal.palPalEntry[1].peBlue = 0xFF; - logpal.palPalEntry[1].peFlags = 0x00; - if ((hpal = CreatePalette ((LOGPALETTE *) &logpal)) == NULL) - g_warning ("gdk_gc_predraw: CreatePalette failed"); - } - SelectPalette (gc_private->xgc, hpal, FALSE); - RealizePalette (gc_private->xgc); - fg = PALETTEINDEX (gc_private->foreground.pixel); - } - else if (colormap_private != NULL - && colormap_private->xcolormap->rc_palette) - { - int k; - if (SelectPalette (gc_private->xgc, - colormap_private->xcolormap->palette, FALSE) == NULL) - g_warning ("gdk_gc_predraw: SelectPalette failed"); - if (TRUE || colormap_private->xcolormap->stale) - { - if ((k = RealizePalette (gc_private->xgc)) == GDI_ERROR) - g_warning ("gdk_gc_predraw: RealizePalette failed"); - colormap_private->xcolormap->stale = FALSE; - } -#if 0 - g_print ("Selected palette %#x for gc %#x, realized %d colors\n", - colormap_private->xcolormap->palette, gc_private->xgc, k); -#endif - fg = PALETTEINDEX (gc_private->foreground.pixel); - } - else - { - COLORREF foreground = RGB (gc_private->foreground.red >> 8, - gc_private->foreground.green >> 8, - gc_private->foreground.blue >> 8); - fg = GetNearestColor (gc_private->xgc, foreground); - } - logbrush.lbStyle = BS_SOLID; - logbrush.lbColor = fg; - if ((hpen = ExtCreatePen (gc_private->pen_style, gc_private->pen_width, - &logbrush, 0, NULL)) == NULL) - g_warning ("gdk_gc_predraw: CreatePen failed"); - - if (SelectObject (gc_private->xgc, hpen) == NULL) - g_warning ("gdk_gc_predraw: SelectObject #2 failed"); - - if (SetTextColor (gc_private->xgc, fg) == CLR_INVALID) - g_warning ("gdk_gc_predraw: SetTextColor failed"); - -#if 0 - switch (gc_private->fill_style) - { - case GDK_STIPPLED: - { - GdkPixmap *stipple = gc_private->stipple; - GdkPixmapPrivate *stipple_private = (GdkPixmapPrivate *) stipple; - HBITMAP hbm = stipple_private->xwindow; - if (NULL == (hbr = CreatePatternBrush (hbm))) - g_warning ("gdk_gc_predraw: CreatePatternBrush failed"); - -#ifdef NATIVE_WIN16 - SetBrushOrg (gc_private->xgc, gc_private->ts_x_origin, - gc_private->ts_y_origin); -#else - SetBrushOrgEx(gc_private->xgc, gc_private->ts_x_origin, - gc_private->ts_y_origin, NULL); -#endif - } - break; - case GDK_SOLID: - default: - if ((hbr = CreateSolidBrush (fg)) == NULL) - g_warning ("gdk_gc_predraw: CreateSolidBrush failed"); - break; - } -#else - if ((hbr = CreateSolidBrush (fg)) == NULL) - g_warning ("gdk_gc_predraw: CreateSolidBrush failed"); -#endif - if (SelectObject (gc_private->xgc, hbr) == NULL) - g_warning ("gdk_gc_predraw: SelectObject #3 failed"); - - if (gc_private->values_mask & GDK_GC_BACKGROUND) - { - if (colormap_private == NULL) - { - /* a bitmap */ - bg = PALETTEINDEX (gc_private->background.pixel); - } - else if (colormap_private != NULL - && colormap_private->xcolormap->rc_palette) - { - bg = PALETTEINDEX (gc_private->background.pixel); - } - else - { - COLORREF background = RGB (gc_private->background.red >> 8, - gc_private->background.green >> 8, - gc_private->background.blue >> 8); - bg = GetNearestColor (gc_private->xgc, background); - } - if (SetBkColor (gc_private->xgc, bg) == CLR_INVALID) - g_warning ("gdk_gc_predraw: SetBkColor failed"); - } - - if (SetBkMode (gc_private->xgc, TRANSPARENT) == 0) - g_warning ("gdk_gc_predraw: SetBkMode failed"); - - if (SetTextAlign (gc_private->xgc, TA_BASELINE) == GDI_ERROR) - g_warning ("gdk_gc_predraw: SetTextAlign failed"); - - if (gc_private->values_mask & GDK_GC_FUNCTION) - if (SetROP2 (gc_private->xgc, gc_private->rop2) == 0) - g_warning ("gdk_gc_predraw: SetROP2 failed"); - - if (gc_private->values_mask & GDK_GC_CLIP_MASK - && gc_private->clip_region != NULL) - { - if (gc_private->values_mask & (GDK_GC_CLIP_X_ORIGIN | GDK_GC_CLIP_Y_ORIGIN)) - OffsetRgn (gc_private->clip_region, - gc_private->clip_x_origin, gc_private->clip_y_origin); - SelectClipRgn (gc_private->xgc, gc_private->clip_region); - } - - return gc_private->xgc; -} - -void -gdk_gc_postdraw (GdkDrawablePrivate *drawable_private, - GdkGCPrivate *gc_private) -{ - HGDIOBJ hpen; - HGDIOBJ hbr; - GdkColormapPrivate *colormap_private = - (GdkColormapPrivate *) drawable_private->colormap; - - if ((hpen = GetCurrentObject (gc_private->xgc, OBJ_PEN)) == NULL) - g_warning ("gdk_gc_postdraw: GetCurrentObject #1 failed"); - - if ((hbr = GetCurrentObject (gc_private->xgc, OBJ_BRUSH)) == NULL) - g_warning ("gdk_gc_postdraw: GetCurrentObject #2 failed"); - - if (!RestoreDC (gc_private->xgc, gc_private->saved_dc)) - g_warning ("gdk_gc_postdraw: RestoreDC failed"); -#if 0 - if (colormap_private != NULL - && colormap_private->xcolormap->rc_palette - && colormap_private->xcolormap->stale) - { - SelectPalette (gc_private->xgc, GetStockObject (DEFAULT_PALETTE), FALSE); - if (!UnrealizeObject (colormap_private->xcolormap->palette)) - g_warning ("gdk_gc_postraw: UnrealizeObject failed"); - } -#endif - if (drawable_private->window_type == GDK_DRAWABLE_PIXMAP) - { - if (!DeleteDC (gc_private->xgc)) - g_warning ("gdk_gc_postdraw: DeleteDC failed"); - } - else - { - ReleaseDC (gc_private->hwnd, gc_private->xgc); - } - - if (hpen != NULL) - if (!DeleteObject (hpen)) - g_warning ("gdk_gc_postdraw: DeleteObject #1 failed"); - - if (hbr != NULL) - if (!DeleteObject (hbr)) - g_warning ("gdk_gc_postdraw: DeleteObject #2 failed"); - - gc_private->xgc = NULL; -} - -/* This function originally from Jean-Edouard Lachand-Robert, and - * available at www.codeguru.com. Simplified for our needs, now - * handles just one-bit deep bitmaps (in Window parlance, ie those - * that GDK calls bitmaps (and not pixmaps), with zero pixels being - * transparent. - */ - -/* - * BitmapToRegion : Create a region from the "non-transparent" pixels of - * a bitmap - * Author : Jean-Edouard Lachand-Robert - * (http://www.geocities.com/Paris/LeftBank/1160/resume.htm), June 1998. - */ - -HRGN -BitmapToRegion (HBITMAP hBmp) -{ - HRGN hRgn = NULL; - HDC hMemDC; - BITMAP bm; - - struct - { - BITMAPINFOHEADER bmiHeader; -#if 1 - WORD bmiColors[2]; -#else - RGBQUAD bmiColors[2]; -#endif - } bmi; - VOID *pbits8; - HBITMAP hbm8; - struct - { - WORD palVersion; - WORD palNumEntries; - PALETTEENTRY palPalEntry[2]; - } logpal; - static HPALETTE bwPalette = NULL; - - HBITMAP holdBmp; - HDC hDC; - - BITMAP bm8; - HBITMAP holdBmp2; - DWORD maxRects; - RGNDATA *pData; - BYTE *p8; - int x, y; - HRGN h; - - /* Create a B&W palette */ - if (bwPalette == NULL) - { - /* Create a b&w palette */ - logpal.palVersion = 0x300; - logpal.palNumEntries = 2; - logpal.palPalEntry[0].peRed = - logpal.palPalEntry[0].peGreen = - logpal.palPalEntry[0].peBlue = 0; - logpal.palPalEntry[0].peFlags = 0; - logpal.palPalEntry[1].peRed = - logpal.palPalEntry[1].peGreen = - logpal.palPalEntry[1].peBlue = 0xFF; - logpal.palPalEntry[1].peFlags = 0; - if ((bwPalette = CreatePalette ((LOGPALETTE *) &logpal)) == NULL) - g_warning ("BitmapToRegion: CreatePalette failed"); - } - - /* Create a memory DC inside which we will scan the bitmap content */ - hMemDC = CreateCompatibleDC (NULL); - if (!hMemDC) - { - g_warning ("BitmapToRegion: CreateCompatibleDC #1 failed"); - return NULL; - } - - SelectPalette (hMemDC, bwPalette, FALSE); - RealizePalette (hMemDC); - - /* Get bitmap size */ - GetObject(hBmp, sizeof(bm), &bm); - - /* Create a 8 bits depth bitmap and select it into the memory DC */ - bmi.bmiHeader.biSize = sizeof (BITMAPINFOHEADER); - bmi.bmiHeader.biWidth = bm.bmWidth; - bmi.bmiHeader.biHeight = bm.bmHeight; - bmi.bmiHeader.biPlanes = 1; - bmi.bmiHeader.biBitCount = 8; - bmi.bmiHeader.biCompression = BI_RGB; - bmi.bmiHeader.biSizeImage = 0; - bmi.bmiHeader.biXPelsPerMeter = 0; - bmi.bmiHeader.biYPelsPerMeter = 0; - bmi.bmiHeader.biClrUsed = 2; - bmi.bmiHeader.biClrImportant = 2; -#if 1 - bmi.bmiColors[0] = 0; - bmi.bmiColors[1] = 1; - hbm8 = CreateDIBSection (hMemDC, (BITMAPINFO *)&bmi, - DIB_PAL_COLORS, &pbits8, NULL, 0); -#else - bmi.bmiColors[0].rgbBlue = - bmi.bmiColors[0].rgbGreen = - bmi.bmiColors[0].rgbRed = 0x00; - bmi.bmiColors[0].rgbReserved = 0x00; - - bmi.bmiColors[1].rgbBlue = - bmi.bmiColors[1].rgbGreen = - bmi.bmiColors[1].rgbRed = 0xFF; - bmi.bmiColors[0].rgbReserved = 0x00; - - hbm8 = CreateDIBSection (hMemDC, (BITMAPINFO *)&bmi, - DIB_RGB_COLORS, &pbits8, NULL, 0); -#endif - if (!hbm8) - { - g_warning ("BitmapToRegion: CreateDIBSection failed"); - DeleteDC (hMemDC); - return NULL; - } - - holdBmp = (HBITMAP) SelectObject (hMemDC, hbm8); - - /* Create a DC just to copy the bitmap into the memory DC*/ - hDC = CreateCompatibleDC (hMemDC); - if (!hDC) - { - g_warning ("BitmapToRegion: CreateCompatibleDC #2 failed"); - SelectObject (hMemDC, holdBmp); - DeleteObject (hbm8); - DeleteDC (hMemDC); - return NULL; - } - - /* Get how many bytes per row we have for the bitmap bits */ - GetObject (hbm8, sizeof (bm8), &bm8); - - /* Hans Breuer found a fix to the long-standing erroneous behaviour - * on NT 4.0: There seems to be a bug in Win NT 4.0 GDI: scanlines - * in bitmaps are dword aligned on both Win95 and NT. In the case of - * a bitmap with 22 bytes worth of width, GetObject above returns - * with bmWidth == 22. On Win95 bmWidthBytes == 24, as it should be, - * but on NT is it 22. We need to correct this here. - */ - bm8.bmWidthBytes = (((bm8.bmWidthBytes-1)/4)+1)*4; /* dword aligned!! */ - - /* Copy the bitmap into the memory DC*/ - holdBmp2 = (HBITMAP) SelectObject (hDC, hBmp); - - if (!BitBlt (hMemDC, 0, 0, bm.bmWidth, bm.bmHeight, hDC, 0, 0, SRCCOPY)) - { - g_warning ("BitmapToRegion: BitBlt failed"); - SelectObject (hDC, holdBmp2); - SelectObject (hMemDC, holdBmp); - DeleteObject (hbm8); - DeleteDC (hMemDC); - return NULL; - } - SelectObject (hDC, holdBmp2); - DeleteDC (hDC); - - /* For better performances, we will use the ExtCreateRegion() - * function to create the region. This function take a RGNDATA - * structure on entry. We will add rectangles by amount of - * ALLOC_UNIT number in this structure. - */ - #define ALLOC_UNIT 100 - maxRects = ALLOC_UNIT; - - pData = g_malloc (sizeof (RGNDATAHEADER) + (sizeof (RECT) * maxRects)); - pData->rdh.dwSize = sizeof (RGNDATAHEADER); - pData->rdh.iType = RDH_RECTANGLES; - pData->rdh.nCount = pData->rdh.nRgnSize = 0; - SetRect (&pData->rdh.rcBound, MAXLONG, MAXLONG, 0, 0); - - /* Scan each bitmap from bottom to top (the bitmap is inverted vertically)*/ - p8 = (BYTE *) pbits8 + (bm8.bmHeight - 1) * bm8.bmWidthBytes; - for (y = 0; y < bm.bmHeight; y++) - { - /* Scan each bitmap row from left to right*/ - for (x = 0; x < bm.bmWidth; x++) - { - /* Search for a continuous range of "non transparent pixels"*/ - int x0 = x; - BYTE *p = p8 + x; - while (x < bm.bmWidth) - { - if (*p == 0) - /* This pixel is "transparent"*/ - break; - p++; - x++; - } - - if (x > x0) - { - RECT *pr; - /* Add the pixels (x0, y) to (x, y+1) as a new rectangle - * in the region - */ - if (pData->rdh.nCount >= maxRects) - { - maxRects += ALLOC_UNIT; - pData = g_realloc (pData, sizeof(RGNDATAHEADER) - + (sizeof(RECT) * maxRects)); - } - pr = (RECT *) &pData->Buffer; - SetRect (&pr[pData->rdh.nCount], x0, y, x, y+1); - if (x0 < pData->rdh.rcBound.left) - pData->rdh.rcBound.left = x0; - if (y < pData->rdh.rcBound.top) - pData->rdh.rcBound.top = y; - if (x > pData->rdh.rcBound.right) - pData->rdh.rcBound.right = x; - if (y+1 > pData->rdh.rcBound.bottom) - pData->rdh.rcBound.bottom = y+1; - pData->rdh.nCount++; - - /* On Windows98, ExtCreateRegion() may fail if the - * number of rectangles is too large (ie: > - * 4000). Therefore, we have to create the region by - * multiple steps. - */ - if (pData->rdh.nCount == 2000) - { - HRGN h = ExtCreateRegion (NULL, sizeof(RGNDATAHEADER) + (sizeof(RECT) * maxRects), pData); - if (hRgn) - { - CombineRgn(hRgn, hRgn, h, RGN_OR); - DeleteObject(h); - } - else - hRgn = h; - pData->rdh.nCount = 0; - SetRect (&pData->rdh.rcBound, MAXLONG, MAXLONG, 0, 0); - } - } - } - - /* Go to next row (remember, the bitmap is inverted vertically)*/ - p8 -= bm8.bmWidthBytes; - } - - /* Create or extend the region with the remaining rectangles*/ - h = ExtCreateRegion (NULL, sizeof (RGNDATAHEADER) - + (sizeof (RECT) * maxRects), pData); - if (hRgn) - { - CombineRgn (hRgn, hRgn, h, RGN_OR); - DeleteObject (h); - } - else - hRgn = h; - - /* Clean up*/ - SelectObject(hMemDC, holdBmp); - DeleteObject (hbm8); - DeleteDC (hMemDC); - - return hRgn; -} |