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eaa77a4754
Mon Jun 5 11:50:02 2000 Owen Taylor <otaylor@redhat.com> * gdk/x11/gdkgc-x11.c (gdk_x11_gc_values_to_xvalues): We need to treat initial creation different from setting with regards to the graphics-exposures parameter, so add a parameter indicating whether this is initial or not.
619 lines
14 KiB
C
619 lines
14 KiB
C
#include "gdkgc.h"
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#include "gdkx.h"
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#include "gdkregion-generic.h"
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typedef enum {
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GDK_GC_DIRTY_CLIP = 1 << 0,
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GDK_GC_DIRTY_TS = 1 << 1
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} GdkGCDirtyValues;
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static void gdk_x11_gc_values_to_xvalues (GdkGCValues *values,
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GdkGCValuesMask mask,
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XGCValues *xvalues,
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unsigned long *xvalues_mask,
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gboolean initial);
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static void gdk_x11_gc_destroy (GdkGC *gc);
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static void gdk_x11_gc_get_values (GdkGC *gc,
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GdkGCValues *values);
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static void gdk_x11_gc_set_values (GdkGC *gc,
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GdkGCValues *values,
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GdkGCValuesMask values_mask);
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static void gdk_x11_gc_set_dashes (GdkGC *gc,
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gint dash_offset,
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gchar dash_list[],
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gint n);
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static GdkGCClass gdk_x11_gc_class = {
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gdk_x11_gc_destroy,
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gdk_x11_gc_get_values,
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gdk_x11_gc_set_values,
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gdk_x11_gc_set_dashes
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};
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GdkGC *
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_gdk_x11_gc_new (GdkDrawable *drawable,
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GdkGCValues *values,
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GdkGCValuesMask values_mask)
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{
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GdkGC *gc;
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GdkGCPrivate *private;
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GdkGCXData *data;
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XGCValues xvalues;
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unsigned long xvalues_mask;
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gc = gdk_gc_alloc ();
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private = (GdkGCPrivate *)gc;
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private->klass = &gdk_x11_gc_class;
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private->klass_data = data = g_new (GdkGCXData, 1);
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data->dirty_mask = 0;
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data->clip_region = NULL;
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GDK_GC_XDATA (gc)->xdisplay = GDK_DRAWABLE_XDISPLAY (drawable);
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if (values_mask & (GDK_GC_CLIP_X_ORIGIN | GDK_GC_CLIP_Y_ORIGIN))
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{
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values_mask &= ~(GDK_GC_CLIP_X_ORIGIN | GDK_GC_CLIP_Y_ORIGIN);
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data->dirty_mask |= GDK_GC_DIRTY_CLIP;
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}
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if (values_mask & (GDK_GC_TS_X_ORIGIN | GDK_GC_TS_Y_ORIGIN))
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{
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values_mask &= ~(GDK_GC_TS_X_ORIGIN | GDK_GC_TS_Y_ORIGIN);
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data->dirty_mask |= GDK_GC_DIRTY_TS;
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}
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xvalues.function = GXcopy;
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xvalues.fill_style = FillSolid;
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xvalues.arc_mode = ArcPieSlice;
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xvalues.subwindow_mode = ClipByChildren;
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xvalues.graphics_exposures = True;
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xvalues_mask = GCFunction | GCFillStyle | GCArcMode | GCSubwindowMode | GCGraphicsExposures;
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gdk_x11_gc_values_to_xvalues (values, values_mask, &xvalues, &xvalues_mask, TRUE);
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data->xgc = XCreateGC (GDK_GC_XDISPLAY (gc),
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GDK_DRAWABLE_XID (drawable),
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xvalues_mask, &xvalues);
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return gc;
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}
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static void
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gdk_x11_gc_destroy (GdkGC *gc)
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{
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if (GDK_GC_XDATA (gc)->clip_region)
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gdk_region_destroy (GDK_GC_XDATA (gc)->clip_region);
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XFreeGC (GDK_GC_XDISPLAY (gc), GDK_GC_XGC (gc));
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g_free (GDK_GC_XDATA (gc));
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}
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GC
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_gdk_x11_gc_flush (GdkGC *gc)
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{
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GdkGCPrivate *private = (GdkGCPrivate *)gc;
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GdkGCXData *data = GDK_GC_XDATA (gc);
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if (data->dirty_mask & GDK_GC_DIRTY_CLIP)
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{
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if (!data->clip_region)
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XSetClipOrigin (GDK_GC_XDISPLAY (gc), GDK_GC_XGC (gc),
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private->clip_x_origin, private->clip_y_origin);
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else
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{
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XRectangle *rectangles = g_new (XRectangle, data->clip_region->numRects);
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GdkRegionBox *boxes = data->clip_region->rects;
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int i;
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for (i=0; i<data->clip_region->numRects; i++)
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{
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rectangles[i].x = CLAMP (boxes[i].x1 + private->clip_x_origin, G_MINSHORT, G_MAXSHORT);
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rectangles[i].y = CLAMP (boxes[i].y1 + private->clip_y_origin, G_MINSHORT, G_MAXSHORT);
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rectangles[i].width = CLAMP (boxes[i].x2 + private->clip_x_origin, G_MINSHORT, G_MAXSHORT) - rectangles[i].x;
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rectangles[i].height = CLAMP (boxes[i].y2 + private->clip_y_origin, G_MINSHORT, G_MAXSHORT) - rectangles[i].y;
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}
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XSetClipRectangles(GDK_GC_XDISPLAY (gc), GDK_GC_XGC (gc), 0, 0, rectangles,
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data->clip_region->numRects, YXBanded);
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g_free (rectangles);
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}
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}
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if (data->dirty_mask & GDK_GC_DIRTY_TS)
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{
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XSetTSOrigin (GDK_GC_XDISPLAY (gc), GDK_GC_XGC (gc),
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private->ts_x_origin, private->ts_y_origin);
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}
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data->dirty_mask = 0;
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return GDK_GC_XGC (gc);
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}
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static void
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gdk_x11_gc_get_values (GdkGC *gc,
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GdkGCValues *values)
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{
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XGCValues xvalues;
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if (XGetGCValues (GDK_GC_XDISPLAY (gc), GDK_GC_XGC (gc),
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GCForeground | GCBackground | GCFont |
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GCFunction | GCTile | GCStipple | /* GCClipMask | */
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GCSubwindowMode | GCGraphicsExposures |
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GCTileStipXOrigin | GCTileStipYOrigin |
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GCClipXOrigin | GCClipYOrigin |
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GCLineWidth | GCLineStyle | GCCapStyle |
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GCFillStyle | GCJoinStyle, &xvalues))
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{
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values->foreground.pixel = xvalues.foreground;
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values->background.pixel = xvalues.background;
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values->font = gdk_font_lookup (xvalues.font);
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switch (xvalues.function)
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{
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case GXcopy:
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values->function = GDK_COPY;
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break;
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case GXinvert:
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values->function = GDK_INVERT;
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break;
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case GXxor:
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values->function = GDK_XOR;
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break;
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case GXclear:
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values->function = GDK_CLEAR;
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break;
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case GXand:
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values->function = GDK_AND;
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break;
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case GXandReverse:
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values->function = GDK_AND_REVERSE;
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break;
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case GXandInverted:
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values->function = GDK_AND_INVERT;
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break;
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case GXnoop:
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values->function = GDK_NOOP;
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break;
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case GXor:
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values->function = GDK_OR;
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break;
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case GXequiv:
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values->function = GDK_EQUIV;
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break;
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case GXorReverse:
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values->function = GDK_OR_REVERSE;
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break;
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case GXcopyInverted:
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values->function =GDK_COPY_INVERT;
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break;
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case GXorInverted:
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values->function = GDK_OR_INVERT;
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break;
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case GXnand:
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values->function = GDK_NAND;
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break;
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case GXset:
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values->function = GDK_SET;
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break;
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}
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switch (xvalues.fill_style)
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{
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case FillSolid:
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values->fill = GDK_SOLID;
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break;
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case FillTiled:
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values->fill = GDK_TILED;
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break;
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case FillStippled:
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values->fill = GDK_STIPPLED;
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break;
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case FillOpaqueStippled:
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values->fill = GDK_OPAQUE_STIPPLED;
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break;
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}
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values->tile = gdk_pixmap_lookup (xvalues.tile);
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values->stipple = gdk_pixmap_lookup (xvalues.stipple);
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values->clip_mask = NULL;
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values->subwindow_mode = xvalues.subwindow_mode;
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values->ts_x_origin = xvalues.ts_x_origin;
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values->ts_y_origin = xvalues.ts_y_origin;
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values->clip_x_origin = xvalues.clip_x_origin;
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values->clip_y_origin = xvalues.clip_y_origin;
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values->graphics_exposures = xvalues.graphics_exposures;
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values->line_width = xvalues.line_width;
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switch (xvalues.line_style)
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{
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case LineSolid:
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values->line_style = GDK_LINE_SOLID;
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break;
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case LineOnOffDash:
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values->line_style = GDK_LINE_ON_OFF_DASH;
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break;
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case LineDoubleDash:
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values->line_style = GDK_LINE_DOUBLE_DASH;
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break;
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}
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switch (xvalues.cap_style)
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{
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case CapNotLast:
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values->cap_style = GDK_CAP_NOT_LAST;
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break;
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case CapButt:
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values->cap_style = GDK_CAP_BUTT;
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break;
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case CapRound:
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values->cap_style = GDK_CAP_ROUND;
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break;
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case CapProjecting:
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values->cap_style = GDK_CAP_PROJECTING;
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break;
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}
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switch (xvalues.join_style)
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{
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case JoinMiter:
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values->join_style = GDK_JOIN_MITER;
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break;
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case JoinRound:
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values->join_style = GDK_JOIN_ROUND;
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break;
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case JoinBevel:
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values->join_style = GDK_JOIN_BEVEL;
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break;
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}
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}
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else
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{
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memset (values, 0, sizeof (GdkGCValues));
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}
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}
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static void
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gdk_x11_gc_set_values (GdkGC *gc,
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GdkGCValues *values,
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GdkGCValuesMask values_mask)
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{
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GdkGCXData *data;
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XGCValues xvalues;
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unsigned long xvalues_mask = 0;
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g_return_if_fail (gc != NULL);
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data = GDK_GC_XDATA (gc);
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if (values_mask & (GDK_GC_CLIP_X_ORIGIN | GDK_GC_CLIP_Y_ORIGIN))
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{
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values_mask &= ~(GDK_GC_CLIP_X_ORIGIN | GDK_GC_CLIP_Y_ORIGIN);
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data->dirty_mask |= GDK_GC_DIRTY_CLIP;
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}
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if (values_mask & (GDK_GC_TS_X_ORIGIN | GDK_GC_TS_Y_ORIGIN))
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{
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values_mask &= ~(GDK_GC_TS_X_ORIGIN | GDK_GC_TS_Y_ORIGIN);
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data->dirty_mask |= GDK_GC_DIRTY_TS;
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}
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if (values_mask & GDK_GC_CLIP_MASK)
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{
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if (data->clip_region)
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{
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gdk_region_destroy (data->clip_region);
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data->clip_region = NULL;
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}
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}
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gdk_x11_gc_values_to_xvalues (values, values_mask, &xvalues, &xvalues_mask, FALSE);
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XChangeGC (GDK_GC_XDISPLAY (gc),
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GDK_GC_XGC (gc),
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xvalues_mask,
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&xvalues);
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}
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static void
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gdk_x11_gc_set_dashes (GdkGC *gc,
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gint dash_offset,
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gchar dash_list[],
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gint n)
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{
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g_return_if_fail (gc != NULL);
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g_return_if_fail (dash_list != NULL);
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XSetDashes (GDK_GC_XDISPLAY (gc), GDK_GC_XGC (gc),
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dash_offset, dash_list, n);
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}
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static void
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gdk_x11_gc_values_to_xvalues (GdkGCValues *values,
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GdkGCValuesMask mask,
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XGCValues *xvalues,
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unsigned long *xvalues_mask,
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gboolean initial)
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{
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if (mask & GDK_GC_FOREGROUND)
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{
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xvalues->foreground = values->foreground.pixel;
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*xvalues_mask |= GCForeground;
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}
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if (mask & GDK_GC_BACKGROUND)
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{
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xvalues->background = values->background.pixel;
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*xvalues_mask |= GCBackground;
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}
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if ((mask & GDK_GC_FONT) && (values->font->type == GDK_FONT_FONT))
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{
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xvalues->font = ((XFontStruct *) (GDK_FONT_XFONT (values->font)))->fid;
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*xvalues_mask |= GCFont;
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}
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if (mask & GDK_GC_FUNCTION)
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{
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switch (values->function)
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{
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case GDK_COPY:
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xvalues->function = GXcopy;
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break;
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case GDK_INVERT:
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xvalues->function = GXinvert;
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break;
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case GDK_XOR:
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xvalues->function = GXxor;
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break;
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case GDK_CLEAR:
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xvalues->function = GXclear;
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break;
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case GDK_AND:
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xvalues->function = GXand;
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break;
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case GDK_AND_REVERSE:
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xvalues->function = GXandReverse;
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break;
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case GDK_AND_INVERT:
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xvalues->function = GXandInverted;
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break;
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case GDK_NOOP:
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xvalues->function = GXnoop;
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break;
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case GDK_OR:
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xvalues->function = GXor;
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break;
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case GDK_EQUIV:
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xvalues->function = GXequiv;
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break;
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case GDK_OR_REVERSE:
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xvalues->function = GXorReverse;
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break;
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case GDK_COPY_INVERT:
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xvalues->function = GXcopyInverted;
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break;
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case GDK_OR_INVERT:
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xvalues->function = GXorInverted;
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break;
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case GDK_NAND:
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xvalues->function = GXnand;
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break;
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case GDK_SET:
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xvalues->function = GXset;
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break;
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}
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*xvalues_mask |= GCFunction;
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}
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if (mask & GDK_GC_FILL)
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{
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switch (values->fill)
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{
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case GDK_SOLID:
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xvalues->fill_style = FillSolid;
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break;
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case GDK_TILED:
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xvalues->fill_style = FillTiled;
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break;
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case GDK_STIPPLED:
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xvalues->fill_style = FillStippled;
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break;
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case GDK_OPAQUE_STIPPLED:
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xvalues->fill_style = FillOpaqueStippled;
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break;
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}
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*xvalues_mask |= GCFillStyle;
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}
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if (mask & GDK_GC_TILE)
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{
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if (values->tile)
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xvalues->tile = GDK_DRAWABLE_XID (values->tile);
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else
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xvalues->tile = None;
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*xvalues_mask |= GCTile;
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}
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if (mask & GDK_GC_STIPPLE)
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{
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if (values->stipple)
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xvalues->stipple = GDK_DRAWABLE_XID (values->stipple);
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else
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xvalues->stipple = None;
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*xvalues_mask |= GCStipple;
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}
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if (mask & GDK_GC_CLIP_MASK)
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{
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if (values->clip_mask)
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xvalues->clip_mask = GDK_DRAWABLE_XID (values->clip_mask);
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else
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xvalues->clip_mask = None;
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*xvalues_mask |= GCClipMask;
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}
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if (mask & GDK_GC_SUBWINDOW)
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{
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xvalues->subwindow_mode = values->subwindow_mode;
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*xvalues_mask |= GCSubwindowMode;
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}
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if (mask & GDK_GC_TS_X_ORIGIN)
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{
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xvalues->ts_x_origin = values->ts_x_origin;
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*xvalues_mask |= GCTileStipXOrigin;
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}
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if (mask & GDK_GC_TS_Y_ORIGIN)
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{
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xvalues->ts_y_origin = values->ts_y_origin;
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*xvalues_mask |= GCTileStipYOrigin;
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}
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if (mask & GDK_GC_CLIP_X_ORIGIN)
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{
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xvalues->clip_x_origin = values->clip_x_origin;
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*xvalues_mask |= GCClipXOrigin;
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}
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if (mask & GDK_GC_CLIP_Y_ORIGIN)
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{
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xvalues->clip_y_origin = values->clip_y_origin;
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*xvalues_mask |= GCClipYOrigin;
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}
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if (mask & GDK_GC_EXPOSURES)
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{
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xvalues->graphics_exposures = values->graphics_exposures;
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*xvalues_mask |= GCGraphicsExposures;
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}
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else if (initial)
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{
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xvalues->graphics_exposures = False;
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*xvalues_mask |= GCGraphicsExposures;
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}
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if (mask & GDK_GC_LINE_WIDTH)
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{
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xvalues->line_width = values->line_width;
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*xvalues_mask |= GCLineWidth;
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}
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if (mask & GDK_GC_LINE_STYLE)
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{
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switch (values->line_style)
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{
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case GDK_LINE_SOLID:
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xvalues->line_style = LineSolid;
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break;
|
|
case GDK_LINE_ON_OFF_DASH:
|
|
xvalues->line_style = LineOnOffDash;
|
|
break;
|
|
case GDK_LINE_DOUBLE_DASH:
|
|
xvalues->line_style = LineDoubleDash;
|
|
break;
|
|
}
|
|
*xvalues_mask |= GCLineStyle;
|
|
}
|
|
if (mask & GDK_GC_CAP_STYLE)
|
|
{
|
|
switch (values->cap_style)
|
|
{
|
|
case GDK_CAP_NOT_LAST:
|
|
xvalues->cap_style = CapNotLast;
|
|
break;
|
|
case GDK_CAP_BUTT:
|
|
xvalues->cap_style = CapButt;
|
|
break;
|
|
case GDK_CAP_ROUND:
|
|
xvalues->cap_style = CapRound;
|
|
break;
|
|
case GDK_CAP_PROJECTING:
|
|
xvalues->cap_style = CapProjecting;
|
|
break;
|
|
}
|
|
*xvalues_mask |= GCCapStyle;
|
|
}
|
|
if (mask & GDK_GC_JOIN_STYLE)
|
|
{
|
|
switch (values->join_style)
|
|
{
|
|
case GDK_JOIN_MITER:
|
|
xvalues->join_style = JoinMiter;
|
|
break;
|
|
case GDK_JOIN_ROUND:
|
|
xvalues->join_style = JoinRound;
|
|
break;
|
|
case GDK_JOIN_BEVEL:
|
|
xvalues->join_style = JoinBevel;
|
|
break;
|
|
}
|
|
*xvalues_mask |= GCJoinStyle;
|
|
}
|
|
|
|
}
|
|
|
|
void
|
|
gdk_gc_set_clip_rectangle (GdkGC *gc,
|
|
GdkRectangle *rectangle)
|
|
{
|
|
GdkGCPrivate *private = (GdkGCPrivate *)gc;
|
|
GdkGCXData *data;
|
|
|
|
g_return_if_fail (gc != NULL);
|
|
|
|
data = GDK_GC_XDATA (gc);
|
|
|
|
if (data->clip_region)
|
|
gdk_region_destroy (data->clip_region);
|
|
|
|
if (rectangle)
|
|
data->clip_region = gdk_region_rectangle (rectangle);
|
|
else
|
|
{
|
|
data->clip_region = NULL;
|
|
XSetClipMask (GDK_GC_XDISPLAY (gc), GDK_GC_XGC (gc), None);
|
|
}
|
|
|
|
private->clip_x_origin = 0;
|
|
private->clip_y_origin = 0;
|
|
|
|
data->dirty_mask |= GDK_GC_DIRTY_CLIP;
|
|
}
|
|
|
|
void
|
|
gdk_gc_set_clip_region (GdkGC *gc,
|
|
GdkRegion *region)
|
|
{
|
|
GdkGCPrivate *private = (GdkGCPrivate *)gc;
|
|
GdkGCXData *data;
|
|
|
|
g_return_if_fail (gc != NULL);
|
|
|
|
data = GDK_GC_XDATA (gc);
|
|
|
|
if (data->clip_region)
|
|
gdk_region_destroy (data->clip_region);
|
|
|
|
if (region)
|
|
data->clip_region = gdk_region_copy (region);
|
|
else
|
|
{
|
|
data->clip_region = NULL;
|
|
XSetClipMask (GDK_GC_XDISPLAY (gc), GDK_GC_XGC (gc), None);
|
|
}
|
|
|
|
private->clip_x_origin = 0;
|
|
private->clip_y_origin = 0;
|
|
|
|
data->dirty_mask |= GDK_GC_DIRTY_CLIP;
|
|
}
|
|
|
|
|
|
void
|
|
gdk_gc_copy (GdkGC *dst_gc, GdkGC *src_gc)
|
|
{
|
|
g_return_if_fail (dst_gc != NULL);
|
|
g_return_if_fail (src_gc != NULL);
|
|
|
|
XCopyGC (GDK_GC_XDISPLAY (src_gc), GDK_GC_XGC (src_gc), ~((~1) << GCLastBit),
|
|
GDK_GC_XGC (dst_gc));
|
|
}
|