gtk2/gdk/linux-fb/gdkgc-fb.c
Elliot Lee b9ac96e591 Handle GDK_INCLUDE_INFERIORS subwindow_mode.
Handle GDK_INCLUDE_INFERIORS subwindow_mode.

Call gobject finalize routine in gdk_gc_finalize.

Unrememberable etcs.
2000-08-07 23:00:38 +00:00

378 lines
10 KiB
C

#include <string.h>
#include <stdlib.h>
#include "gdkprivate-fb.h"
#include "gdkgc.h"
#include "gdkfb.h"
#include "gdkregion-generic.h"
typedef enum {
GDK_GC_DIRTY_CLIP = 1 << 0,
GDK_GC_DIRTY_TS = 1 << 1
} GdkGCDirtyValues;
static void gdk_fb_gc_finalize (GObject *obj);
static void gdk_fb_gc_get_values (GdkGC *gc,
GdkGCValues *values);
static void gdk_fb_gc_set_values (GdkGC *gc,
GdkGCValues *values,
GdkGCValuesMask values_mask);
static void gdk_fb_gc_set_dashes (GdkGC *gc,
gint dash_offset,
gint8 dash_list[],
gint n);
static gpointer parent_class = NULL;
static void
gdk_gc_fb_class_init (GdkGCFBClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GdkGCClass *gc_class = GDK_GC_CLASS (klass);
parent_class = g_type_class_peek_parent (klass);
object_class->finalize = gdk_fb_gc_finalize;
gc_class->get_values = gdk_fb_gc_get_values;
gc_class->set_values = gdk_fb_gc_set_values;
gc_class->set_dashes = gdk_fb_gc_set_dashes;
}
GType gdk_gc_fb_get_type (void)
{
static GType object_type = 0;
if (!object_type)
{
static const GTypeInfo object_info =
{
sizeof (GdkGCFBClass),
(GBaseInitFunc) NULL,
(GBaseFinalizeFunc) NULL,
(GClassInitFunc) gdk_gc_fb_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (GdkGCFBData),
0, /* n_preallocs */
(GInstanceInitFunc) NULL,
};
object_type = g_type_register_static (GDK_TYPE_GC,
"GdkGCFB",
&object_info);
}
return object_type;
}
GdkGC *
_gdk_fb_gc_new (GdkDrawable *drawable,
GdkGCValues *values,
GdkGCValuesMask values_mask)
{
GdkGC *gc;
GdkGC *private;
GdkGCFBData *data;
gc = GDK_GC(g_type_create_instance(gdk_gc_fb_get_type()));
private = (GdkGC *)gc;
data = (GdkGCFBData *)gc;
data->values.foreground.pixel = 255;
data->values.foreground.red = data->values.foreground.green = data->values.foreground.blue = 65535;
gdk_fb_gc_set_values(gc, values, values_mask);
return gc;
}
static void
gdk_fb_gc_finalize (GObject *obj)
{
GdkGC *gc = GDK_GC_P(obj);
if (GDK_GC_FBDATA (gc)->clip_region)
gdk_region_destroy (GDK_GC_FBDATA (gc)->clip_region);
if (GDK_GC_FBDATA (gc)->values.clip_mask)
gdk_pixmap_unref(GDK_GC_FBDATA (gc)->values.clip_mask);
if (GDK_GC_FBDATA (gc)->values.stipple)
gdk_pixmap_unref(GDK_GC_FBDATA (gc)->values.stipple);
if (GDK_GC_FBDATA (gc)->values.tile)
gdk_pixmap_unref(GDK_GC_FBDATA (gc)->values.tile);
G_OBJECT_CLASS (parent_class)->finalize (obj);
}
static void
gdk_fb_gc_get_values (GdkGC *gc,
GdkGCValues *values)
{
*values = GDK_GC_FBDATA(gc)->values;
}
static void
gdk_fb_gc_set_values (GdkGC *gc,
GdkGCValues *values,
GdkGCValuesMask values_mask)
{
GdkPixmap *oldpm;
GdkFont *oldf;
if(values_mask & GDK_GC_FOREGROUND)
{
GDK_GC_FBDATA(gc)->values.foreground = values->foreground;
GDK_GC_FBDATA(gc)->values_mask |= GDK_GC_FOREGROUND;
}
if(values_mask & GDK_GC_BACKGROUND)
{
GDK_GC_FBDATA(gc)->values.background = values->background;
GDK_GC_FBDATA(gc)->values_mask |= GDK_GC_BACKGROUND;
}
if(values_mask & GDK_GC_FONT)
{
oldf = GDK_GC_FBDATA(gc)->values.font;
GDK_GC_FBDATA(gc)->values.font = gdk_font_ref(values->font);
GDK_GC_FBDATA(gc)->values_mask |= GDK_GC_FONT;
if(oldf)
gdk_font_unref(oldf);
}
if(values_mask & GDK_GC_FUNCTION)
{
GDK_GC_FBDATA(gc)->values.function = values->function;
GDK_GC_FBDATA(gc)->values_mask |= GDK_GC_FUNCTION;
}
if(values_mask & GDK_GC_FILL)
{
GDK_GC_FBDATA(gc)->values.fill = values->fill;
GDK_GC_FBDATA(gc)->values_mask |= GDK_GC_FILL;
}
if(values_mask & GDK_GC_TILE)
{
oldpm = GDK_GC_FBDATA(gc)->values.tile;
if(values->tile)
g_assert(GDK_DRAWABLE_IMPL_FBDATA(values->tile)->depth >= 8);
GDK_GC_FBDATA(gc)->values.tile = values->tile?gdk_pixmap_ref(values->tile):NULL;
GDK_GC_FBDATA(gc)->values_mask |= GDK_GC_TILE;
if(oldpm)
gdk_pixmap_unref(oldpm);
}
if(values_mask & GDK_GC_STIPPLE)
{
oldpm = GDK_GC_FBDATA(gc)->values.stipple;
if(values->stipple)
g_assert(GDK_DRAWABLE_IMPL_FBDATA(values->stipple)->depth == 1);
GDK_GC_FBDATA(gc)->values.stipple = values->stipple?gdk_pixmap_ref(values->stipple):NULL;
GDK_GC_FBDATA(gc)->values_mask |= GDK_GC_STIPPLE;
if(oldpm)
gdk_pixmap_unref(oldpm);
}
if(values_mask & GDK_GC_CLIP_MASK)
{
oldpm = GDK_GC_FBDATA(gc)->values.clip_mask;
GDK_GC_FBDATA(gc)->values.clip_mask = values->clip_mask?gdk_pixmap_ref(values->clip_mask):NULL;
GDK_GC_FBDATA(gc)->values_mask |= GDK_GC_CLIP_MASK;
if(oldpm)
gdk_pixmap_unref(oldpm);
if(GDK_GC_FBDATA(gc)->clip_region)
{
gdk_region_destroy(GDK_GC_FBDATA(gc)->clip_region);
GDK_GC_FBDATA(gc)->clip_region = NULL;
}
}
if(values_mask & GDK_GC_SUBWINDOW)
{
GDK_GC_FBDATA(gc)->values.subwindow_mode = values->subwindow_mode;
GDK_GC_FBDATA(gc)->values_mask |= GDK_GC_SUBWINDOW;
}
if(values_mask & GDK_GC_TS_X_ORIGIN)
{
GDK_GC_FBDATA(gc)->values.ts_x_origin = values->ts_x_origin;
GDK_GC_FBDATA(gc)->values_mask |= GDK_GC_TS_X_ORIGIN;
}
if(values_mask & GDK_GC_TS_Y_ORIGIN)
{
GDK_GC_FBDATA(gc)->values.ts_y_origin = values->ts_y_origin;
GDK_GC_FBDATA(gc)->values_mask |= GDK_GC_TS_Y_ORIGIN;
}
if(values_mask & GDK_GC_CLIP_X_ORIGIN)
{
GDK_GC_FBDATA(gc)->values.clip_x_origin = GDK_GC_P(gc)->clip_x_origin = values->clip_x_origin;
GDK_GC_FBDATA(gc)->values_mask |= GDK_GC_CLIP_X_ORIGIN;
}
if(values_mask & GDK_GC_CLIP_Y_ORIGIN)
{
GDK_GC_FBDATA(gc)->values.clip_y_origin = GDK_GC_P(gc)->clip_y_origin = values->clip_y_origin;
GDK_GC_FBDATA(gc)->values_mask |= GDK_GC_CLIP_Y_ORIGIN;
}
if(values_mask & GDK_GC_EXPOSURES)
{
GDK_GC_FBDATA(gc)->values.graphics_exposures = values->graphics_exposures;
GDK_GC_FBDATA(gc)->values_mask |= GDK_GC_EXPOSURES;
}
if(values_mask & GDK_GC_LINE_WIDTH)
{
GDK_GC_FBDATA(gc)->values.line_width = values->line_width;
GDK_GC_FBDATA(gc)->values_mask |= GDK_GC_LINE_WIDTH;
}
if(values_mask & GDK_GC_LINE_STYLE)
{
GDK_GC_FBDATA(gc)->values.line_style = values->line_style;
GDK_GC_FBDATA(gc)->values_mask |= GDK_GC_LINE_STYLE;
}
if(values_mask & GDK_GC_CAP_STYLE)
{
GDK_GC_FBDATA(gc)->values.cap_style = values->cap_style;
GDK_GC_FBDATA(gc)->values_mask |= GDK_GC_CAP_STYLE;
}
if(values_mask & GDK_GC_JOIN_STYLE)
{
GDK_GC_FBDATA(gc)->values.join_style = values->join_style;
GDK_GC_FBDATA(gc)->values_mask |= GDK_GC_JOIN_STYLE;
}
}
static void
gdk_fb_gc_set_dashes (GdkGC *gc,
gint dash_offset,
gint8 dash_list[],
gint n)
{
GDK_GC_FBDATA(gc)->dash_offset = dash_offset;
GDK_GC_FBDATA(gc)->dash_list_len = n;
if(n)
{
GDK_GC_FBDATA(gc)->dash_list = g_realloc(GDK_GC_FBDATA(gc)->dash_list, n);
memcpy(GDK_GC_FBDATA(gc)->dash_list, dash_list, n);
}
else
{
g_free(GDK_GC_FBDATA(gc)->dash_list);
GDK_GC_FBDATA(gc)->dash_list = NULL;
}
}
static void
gc_unset_cmask(GdkGC *gc)
{
GdkGCFBData *data;
data = GDK_GC_FBDATA (gc);
if(data->values.clip_mask)
{
gdk_pixmap_unref(data->values.clip_mask);
data->values.clip_mask = NULL;
data->values_mask &= ~ GDK_GC_CLIP_MASK;
}
}
void
gdk_gc_set_clip_rectangle (GdkGC *gc,
GdkRectangle *rectangle)
{
GdkGC *private = (GdkGC *)gc;
GdkGCFBData *data;
g_return_if_fail (gc != NULL);
data = GDK_GC_FBDATA (gc);
if (data->clip_region)
{
gdk_region_destroy (data->clip_region);
data->clip_region = NULL;
}
if (rectangle)
data->clip_region = gdk_region_rectangle (rectangle);
private->clip_x_origin = 0;
private->clip_y_origin = 0;
data->values.clip_x_origin = 0;
data->values.clip_y_origin = 0;
gc_unset_cmask(gc);
}
void
gdk_gc_set_clip_region (GdkGC *gc,
GdkRegion *region)
{
GdkGC *private = (GdkGC *)gc;
GdkGCFBData *data;
g_return_if_fail (gc != NULL);
data = GDK_GC_FBDATA (gc);
if(region == data->clip_region)
return;
if (data->clip_region)
{
gdk_region_destroy (data->clip_region);
data->clip_region = NULL;
}
if (region)
data->clip_region = gdk_region_copy (region);
private->clip_x_origin = 0;
private->clip_y_origin = 0;
data->values.clip_x_origin = 0;
data->values.clip_y_origin = 0;
gc_unset_cmask(gc);
}
void
gdk_gc_copy (GdkGC *dst_gc, GdkGC *src_gc)
{
g_return_if_fail (dst_gc != NULL);
g_return_if_fail (src_gc != NULL);
if(GDK_GC_FBDATA(dst_gc)->clip_region)
gdk_region_destroy(GDK_GC_FBDATA(dst_gc)->clip_region);
if(GDK_GC_FBDATA(dst_gc)->values_mask & GDK_GC_FONT)
gdk_font_unref(GDK_GC_FBDATA(dst_gc)->values.font);
if(GDK_GC_FBDATA(dst_gc)->values_mask & GDK_GC_TILE)
gdk_pixmap_unref(GDK_GC_FBDATA(dst_gc)->values.tile);
if(GDK_GC_FBDATA(dst_gc)->values_mask & GDK_GC_STIPPLE)
gdk_pixmap_unref(GDK_GC_FBDATA(dst_gc)->values.stipple);
if(GDK_GC_FBDATA(dst_gc)->values_mask & GDK_GC_CLIP_MASK)
gdk_pixmap_unref(GDK_GC_FBDATA(dst_gc)->values.clip_mask);
*dst_gc = *src_gc;
if(GDK_GC_FBDATA(dst_gc)->values_mask & GDK_GC_FONT)
gdk_font_ref(GDK_GC_FBDATA(dst_gc)->values.font);
if(GDK_GC_FBDATA(dst_gc)->values_mask & GDK_GC_TILE)
gdk_pixmap_ref(GDK_GC_FBDATA(dst_gc)->values.tile);
if(GDK_GC_FBDATA(dst_gc)->values_mask & GDK_GC_STIPPLE)
gdk_pixmap_ref(GDK_GC_FBDATA(dst_gc)->values.stipple);
if(GDK_GC_FBDATA(dst_gc)->values_mask & GDK_GC_CLIP_MASK)
gdk_pixmap_ref(GDK_GC_FBDATA(dst_gc)->values.clip_mask);
if(GDK_GC_FBDATA(dst_gc)->clip_region)
GDK_GC_FBDATA(dst_gc)->clip_region = gdk_region_copy(GDK_GC_FBDATA(dst_gc)->clip_region);
}