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comparison org.eclipse.swt.gtk.linux.x86/src/org/eclipse/swt/graphics/GC.d @ 113:fb3aa8075988

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D2 support for the linux port.
author Jacob Carlborg <doob@me.com>
date Wed, 06 Apr 2011 21:57:23 +0200
parents 70388b0e6dad
children 536e43f63c81
comparison
equal deleted inserted replaced
112:9f4c18c268b2 113:fb3aa8075988
190 this.device = data.device = device; 190 this.device = data.device = device;
191 init_(drawable, data, gdkGC); 191 init_(drawable, data, gdkGC);
192 init_(); 192 init_();
193 } 193 }
194 194
195 static void addCairoString(cairo_t* cairo, String str, float x, float y, Font font) { 195 static void addCairoString(org.eclipse.swt.internal.gtk.OS.cairo_t* cairo, String str, float x, float y, Font font) {
196 char* buffer = toStringz( str ); 196 char* buffer = toStringz( str );
197 if (OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) { 197 if (OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) {
198 auto layout = OS.pango_cairo_create_layout(cairo); 198 auto layout = OS.pango_cairo_create_layout(cairo);
199 if (layout is null) SWT.error(SWT.ERROR_NO_HANDLES); 199 if (layout is null) SWT.error(SWT.ERROR_NO_HANDLES);
200 OS.pango_layout_set_text(layout, buffer, -1); 200 OS.pango_layout_set_text(layout, buffer, -1);
532 int deltaX = destX - srcX, deltaY = destY - srcY; 532 int deltaX = destX - srcX, deltaY = destY - srcY;
533 if (deltaX is 0 && deltaY is 0) return; 533 if (deltaX is 0 && deltaY is 0) return;
534 auto drawable = data.drawable; 534 auto drawable = data.drawable;
535 if (data.image is null && paint) OS.gdk_gc_set_exposures(handle, true); 535 if (data.image is null && paint) OS.gdk_gc_set_exposures(handle, true);
536 OS.gdk_draw_drawable(drawable, handle, drawable, srcX, srcY, destX, destY, width, height); 536 OS.gdk_draw_drawable(drawable, handle, drawable, srcX, srcY, destX, destY, width, height);
537 if (data.image is null & paint) { 537 if ((data.image is null) & paint) {
538 OS.gdk_gc_set_exposures(handle, false); 538 OS.gdk_gc_set_exposures(handle, false);
539 bool disjoint = (destX + width < srcX) || (srcX + width < destX) || (destY + height < srcY) || (srcY + height < destY); 539 bool disjoint = (destX + width < srcX) || (srcX + width < destX) || (destY + height < srcY) || (srcY + height < destY);
540 GdkRectangle rect; 540 GdkRectangle rect;
541 if (disjoint) { 541 if (disjoint) {
542 rect.x = srcX; 542 rect.x = srcX;
1357 return; 1357 return;
1358 } 1358 }
1359 OS.gdk_draw_lines(data.drawable, handle, cast(GdkPoint*)pointArray.ptr, pointArray.length / 2); 1359 OS.gdk_draw_lines(data.drawable, handle, cast(GdkPoint*)pointArray.ptr, pointArray.length / 2);
1360 } 1360 }
1361 1361
1362 void drawPolyline(cairo_t* cairo, int[] pointArray, bool close) { 1362 void drawPolyline(org.eclipse.swt.internal.gtk.OS.cairo_t* cairo, int[] pointArray, bool close) {
1363 int count = pointArray.length / 2; 1363 int count = pointArray.length / 2;
1364 if (count is 0) return; 1364 if (count is 0) return;
1365 double xOffset = data.cairoXoffset, yOffset = data.cairoYoffset; 1365 double xOffset = data.cairoXoffset, yOffset = data.cairoYoffset;
1366 Cairo.cairo_move_to(cairo, pointArray[0] + xOffset, pointArray[1] + yOffset); 1366 Cairo.cairo_move_to(cairo, pointArray[0] + xOffset, pointArray[1] + yOffset);
1367 for (int i = 1, j=2; i < count; i++, j += 2) { 1367 for (int i = 1, j=2; i < count; i++, j += 2) {
1844 fillRectangle(x, y, width, height); 1844 fillRectangle(x, y, width, height);
1845 return; 1845 return;
1846 } 1846 }
1847 auto cairo = data.cairo; 1847 auto cairo = data.cairo;
1848 if (cairo !is null) { 1848 if (cairo !is null) {
1849 cairo_pattern_t* pattern; 1849 org.eclipse.swt.internal.gtk.OS.cairo_pattern_t* pattern;
1850 if (vertical) { 1850 if (vertical) {
1851 pattern = Cairo.cairo_pattern_create_linear (0.0, 0.0, 0.0, 1.0); 1851 pattern = Cairo.cairo_pattern_create_linear (0.0, 0.0, 0.0, 1.0);
1852 } else { 1852 } else {
1853 pattern = Cairo.cairo_pattern_create_linear (0.0, 0.0, 1.0, 0.0); 1853 pattern = Cairo.cairo_pattern_create_linear (0.0, 0.0, 1.0, 0.0);
1854 } 1854 }
3117 if (data.backgroundPattern is pattern) return; 3117 if (data.backgroundPattern is pattern) return;
3118 data.backgroundPattern = pattern; 3118 data.backgroundPattern = pattern;
3119 data.state &= ~BACKGROUND; 3119 data.state &= ~BACKGROUND;
3120 } 3120 }
3121 3121
3122 static void setCairoFont(cairo_t* cairo, Font font) { 3122 static void setCairoFont(org.eclipse.swt.internal.gtk.OS.cairo_t* cairo, Font font) {
3123 setCairoFont(cairo, font.handle); 3123 setCairoFont(cairo, font.handle);
3124 } 3124 }
3125 3125
3126 static void setCairoFont(cairo_t* cairo, PangoFontDescription* font) { 3126 static void setCairoFont(org.eclipse.swt.internal.gtk.OS.cairo_t* cairo, PangoFontDescription* font) {
3127 auto family = OS.pango_font_description_get_family(font); 3127 auto family = OS.pango_font_description_get_family(font);
3128 int len = /*OS.*/strlen(family); 3128 int len = /*OS.*/strlen(family);
3129 auto buffer = new char[len + 1]; 3129 auto buffer = new char[len + 1];
3130 OS.memmove(buffer.ptr, family, len); 3130 OS.memmove(buffer.ptr, family, len);
3131 //TODO - convert font height from pango to cairo 3131 //TODO - convert font height from pango to cairo
3139 if (pangoWeight is OS.PANGO_WEIGHT_BOLD) weight = Cairo.CAIRO_FONT_WEIGHT_BOLD; 3139 if (pangoWeight is OS.PANGO_WEIGHT_BOLD) weight = Cairo.CAIRO_FONT_WEIGHT_BOLD;
3140 Cairo.cairo_select_font_face(cairo, buffer.ptr, slant, weight); 3140 Cairo.cairo_select_font_face(cairo, buffer.ptr, slant, weight);
3141 Cairo.cairo_set_font_size(cairo, height); 3141 Cairo.cairo_set_font_size(cairo, height);
3142 } 3142 }
3143 3143
3144 static void setCairoClip(cairo_t* cairo, GdkRegion* clipRgn) { 3144 static void setCairoClip(org.eclipse.swt.internal.gtk.OS.cairo_t* cairo, GdkRegion* clipRgn) {
3145 Cairo.cairo_reset_clip(cairo); 3145 Cairo.cairo_reset_clip(cairo);
3146 if (clipRgn is null) return; 3146 if (clipRgn is null) return;
3147 if (OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) { 3147 if (OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) {
3148 OS.gdk_cairo_region(cairo, clipRgn); 3148 OS.gdk_cairo_region(cairo, clipRgn);
3149 } else { 3149 } else {
3157 if (rects !is null) OS.g_free(rects); 3157 if (rects !is null) OS.g_free(rects);
3158 } 3158 }
3159 Cairo.cairo_clip(cairo); 3159 Cairo.cairo_clip(cairo);
3160 } 3160 }
3161 3161
3162 static void setCairoPatternColor( cairo_pattern_t* pattern, int offset, Color c, int alpha) { 3162 static void setCairoPatternColor( org.eclipse.swt.internal.gtk.OS.cairo_pattern_t* pattern, int offset, Color c, int alpha) {
3163 GdkColor* color = c.handle; 3163 GdkColor* color = c.handle;
3164 double aa = (alpha & 0xFF) / cast(double)0xFF; 3164 double aa = (alpha & 0xFF) / cast(double)0xFF;
3165 double red = ((color.red & 0xFFFF) / cast(double)0xFFFF); 3165 double red = ((color.red & 0xFFFF) / cast(double)0xFFFF);
3166 double green = ((color.green & 0xFFFF) / cast(double)0xFFFF); 3166 double green = ((color.green & 0xFFFF) / cast(double)0xFFFF);
3167 double blue = ((color.blue & 0xFFFF) / cast(double)0xFFFF); 3167 double blue = ((color.blue & 0xFFFF) / cast(double)0xFFFF);