gtk/gdk/directfb/gdkgc-directfb.c

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2006-02-05 04:04:29 +00:00
/* 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 Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser 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 1997-2000. See the AUTHORS
* file for a list of people on the GTK+ Team.
*/
/*
* GTK+ DirectFB backend
* Copyright (C) 2001-2002 convergence integrated media GmbH
* Copyright (C) 2002-2004 convergence GmbH
* Written by Denis Oliver Kropp <dok@convergence.de> and
* Sven Neumann <sven@convergence.de>
*/
#include <config.h>
#include "gdk.h"
#include <string.h>
#include "gdkdirectfb.h"
#include "gdkprivate-directfb.h"
#include "gdkgc.h"
#include "gdkfont.h"
#include "gdkpixmap.h"
#include "gdkregion-generic.h"
#include "gdkalias.h"
static void gdk_directfb_gc_get_values (GdkGC *gc,
GdkGCValues *values);
static void gdk_directfb_gc_set_values (GdkGC *gc,
GdkGCValues *values,
GdkGCValuesMask values_mask);
static void gdk_directfb_gc_set_dashes (GdkGC *gc,
gint dash_offset,
gint8 dash_list[],
gint n);
static void gdk_gc_directfb_class_init (GdkGCDirectFBClass *klass);
static void gdk_gc_directfb_finalize (GObject *object);
static gpointer parent_class = NULL;
GType
gdk_gc_directfb_get_type (void)
{
static GType object_type = 0;
if (!object_type)
{
static const GTypeInfo object_info =
{
sizeof (GdkGCDirectFBClass),
(GBaseInitFunc) NULL,
(GBaseFinalizeFunc) NULL,
(GClassInitFunc) gdk_gc_directfb_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (GdkGCDirectFB),
0, /* n_preallocs */
(GInstanceInitFunc) NULL,
};
object_type = g_type_register_static (GDK_TYPE_GC,
"GdkGCDirectFB",
&object_info, 0);
}
return object_type;
}
static void
gdk_gc_directfb_class_init (GdkGCDirectFBClass *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_gc_directfb_finalize;
gc_class->get_values = gdk_directfb_gc_get_values;
gc_class->set_values = gdk_directfb_gc_set_values;
gc_class->set_dashes = gdk_directfb_gc_set_dashes;
}
static void
gdk_gc_directfb_finalize (GObject *object)
{
GdkGC *gc = GDK_GC (object);
GdkGCDirectFB *private = GDK_GC_DIRECTFB (gc);
if (private->clip_region)
gdk_region_destroy (private->clip_region);
if (private->values.clip_mask)
g_object_unref (private->values.clip_mask);
if (private->values.stipple)
g_object_unref (private->values.stipple);
if (private->values.tile)
g_object_unref (private->values.tile);
if (G_OBJECT_CLASS (parent_class)->finalize)
G_OBJECT_CLASS (parent_class)->finalize (object);
}
GdkGC*
_gdk_directfb_gc_new (GdkDrawable *drawable,
GdkGCValues *values,
GdkGCValuesMask values_mask)
{
GdkGC *gc;
GdkGCDirectFB *private;
g_return_val_if_fail (GDK_IS_DRAWABLE_IMPL_DIRECTFB (drawable), NULL);
gc = GDK_GC (g_object_new (gdk_gc_directfb_get_type (), NULL));
_gdk_gc_init (gc, drawable, values, values_mask);
private = GDK_GC_DIRECTFB (gc);
#if 0
private->values.background.pixel = 0;
private->values.background.red =
private->values.background.green =
private->values.background.blue = 0;
private->values.foreground.pixel = 0;
private->values.foreground.red =
private->values.foreground.green =
private->values.foreground.blue = 0;
#endif
private->values.cap_style = GDK_CAP_BUTT;
gdk_directfb_gc_set_values (gc, values, values_mask);
return gc;
}
static void
gdk_directfb_gc_get_values (GdkGC *gc,
GdkGCValues *values)
{
*values = GDK_GC_DIRECTFB (gc)->values;
}
#if 0
void
_gdk_windowing_gc_get_foreground (GdkGC *gc,
GdkColor *color)
{
GdkGCDirectFB *private;
private = GDK_GC_DIRECTFB (gc);
*color =private->values.foreground;
}
#endif
static void
gdk_directfb_gc_set_values (GdkGC *gc,
GdkGCValues *values,
GdkGCValuesMask values_mask)
{
GdkGCDirectFB *private = GDK_GC_DIRECTFB (gc);
if (values_mask & GDK_GC_FOREGROUND)
{
private->values.foreground = values->foreground;
private->values_mask |= GDK_GC_FOREGROUND;
}
if (values_mask & GDK_GC_BACKGROUND)
{
private->values.background = values->background;
private->values_mask |= GDK_GC_BACKGROUND;
}
if (values_mask & GDK_GC_FONT)
{
GdkFont *oldf = private->values.font;
private->values.font = gdk_font_ref (values->font);
private->values_mask |= GDK_GC_FONT;
if (oldf)
gdk_font_unref (oldf);
}
if (values_mask & GDK_GC_FUNCTION)
{
private->values.function = values->function;
private->values_mask |= GDK_GC_FUNCTION;
}
if (values_mask & GDK_GC_FILL)
{
private->values.fill = values->fill;
private->values_mask |= GDK_GC_FILL;
}
if (values_mask & GDK_GC_TILE)
{
GdkPixmap *oldpm = private->values.tile;
if (values->tile)
g_assert (GDK_PIXMAP_OBJECT (values->tile)->depth > 1);
private->values.tile = values->tile ? g_object_ref (values->tile) : NULL;
private->values_mask |= GDK_GC_TILE;
if (oldpm)
g_object_unref (oldpm);
}
if (values_mask & GDK_GC_STIPPLE)
{
GdkPixmap *oldpm = private->values.stipple;
if (values->stipple)
g_assert (GDK_PIXMAP_OBJECT (values->stipple)->depth == 1);
private->values.stipple = (values->stipple ?
g_object_ref (values->stipple) : NULL);
private->values_mask |= GDK_GC_STIPPLE;
if (oldpm)
g_object_unref (oldpm);
}
if (values_mask & GDK_GC_CLIP_MASK)
{
GdkPixmap *oldpm = private->values.clip_mask;
private->values.clip_mask = (values->clip_mask ?
g_object_ref (values->clip_mask) : NULL);
private->values_mask |= GDK_GC_CLIP_MASK;
if (oldpm)
g_object_unref (oldpm);
if (private->clip_region)
{
gdk_region_destroy (private->clip_region);
private->clip_region = NULL;
}
}
if (values_mask & GDK_GC_SUBWINDOW)
{
private->values.subwindow_mode = values->subwindow_mode;
private->values_mask |= GDK_GC_SUBWINDOW;
}
if (values_mask & GDK_GC_TS_X_ORIGIN)
{
private->values.ts_x_origin = values->ts_x_origin;
private->values_mask |= GDK_GC_TS_X_ORIGIN;
}
if (values_mask & GDK_GC_TS_Y_ORIGIN)
{
private->values.ts_y_origin = values->ts_y_origin;
private->values_mask |= GDK_GC_TS_Y_ORIGIN;
}
if (values_mask & GDK_GC_CLIP_X_ORIGIN)
{
private->values.clip_x_origin = GDK_GC (gc)->clip_x_origin = values->clip_x_origin;
private->values_mask |= GDK_GC_CLIP_X_ORIGIN;
}
if (values_mask & GDK_GC_CLIP_Y_ORIGIN)
{
private->values.clip_y_origin = GDK_GC (gc)->clip_y_origin = values->clip_y_origin;
private->values_mask |= GDK_GC_CLIP_Y_ORIGIN;
}
if (values_mask & GDK_GC_EXPOSURES)
{
private->values.graphics_exposures = values->graphics_exposures;
private->values_mask |= GDK_GC_EXPOSURES;
}
if (values_mask & GDK_GC_LINE_WIDTH)
{
private->values.line_width = values->line_width;
private->values_mask |= GDK_GC_LINE_WIDTH;
}
if (values_mask & GDK_GC_LINE_STYLE)
{
private->values.line_style = values->line_style;
private->values_mask |= GDK_GC_LINE_STYLE;
}
if (values_mask & GDK_GC_CAP_STYLE)
{
private->values.cap_style = values->cap_style;
private->values_mask |= GDK_GC_CAP_STYLE;
}
if (values_mask & GDK_GC_JOIN_STYLE)
{
private->values.join_style = values->join_style;
private->values_mask |= GDK_GC_JOIN_STYLE;
}
}
static void
gdk_directfb_gc_set_dashes (GdkGC *gc,
gint dash_offset,
gint8 dash_list[],
gint n)
{
g_warning ("gdk_directfb_gc_set_dashes not implemented");
}
static void
gc_unset_clip_mask (GdkGC *gc)
{
GdkGCDirectFB *data = GDK_GC_DIRECTFB (gc);
if (data->values.clip_mask)
{
g_object_unref (data->values.clip_mask);
data->values.clip_mask = NULL;
data->values_mask &= ~ GDK_GC_CLIP_MASK;
}
}
void
_gdk_windowing_gc_set_clip_region (GdkGC *gc,
GdkRegion *region)
{
GdkGCDirectFB *data;
g_return_if_fail (gc != NULL);
data = GDK_GC_DIRECTFB (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);
gc->clip_x_origin = 0;
gc->clip_y_origin = 0;
data->values.clip_x_origin = 0;
data->values.clip_y_origin = 0;
gc_unset_clip_mask (gc);
}
void
_gdk_windowing_gc_copy (GdkGC *dst_gc,
GdkGC *src_gc)
{
GdkGCDirectFB *dst_private;
g_return_if_fail (dst_gc != NULL);
g_return_if_fail (src_gc != NULL);
dst_private = GDK_GC_DIRECTFB (dst_gc);
if (dst_private->clip_region)
gdk_region_destroy(dst_private->clip_region);
if (dst_private->values_mask & GDK_GC_FONT)
gdk_font_unref (dst_private->values.font);
if (dst_private->values_mask & GDK_GC_TILE)
g_object_unref (dst_private->values.tile);
if (dst_private->values_mask & GDK_GC_STIPPLE)
g_object_unref (dst_private->values.stipple);
if (dst_private->values_mask & GDK_GC_CLIP_MASK)
g_object_unref (dst_private->values.clip_mask);
*dst_gc = *src_gc;
if (dst_private->values_mask & GDK_GC_FONT)
gdk_font_ref (dst_private->values.font);
if (dst_private->values_mask & GDK_GC_TILE)
g_object_ref (dst_private->values.tile);
if (dst_private->values_mask & GDK_GC_STIPPLE)
g_object_ref (dst_private->values.stipple);
if (dst_private->values_mask & GDK_GC_CLIP_MASK)
g_object_ref (dst_private->values.clip_mask);
if (dst_private->clip_region)
dst_private->clip_region = gdk_region_copy (dst_private->clip_region);
}
/**
* gdk_gc_get_screen:
* @gc: a #GdkGC.
*
* Gets the #GdkScreen for which @gc was created
*
* Returns: the #GdkScreen for @gc.
*
* Since: 2.2
*/
GdkScreen *
gdk_gc_get_screen (GdkGC *gc)
{
g_return_val_if_fail (GDK_IS_GC_DIRECTFB (gc), NULL);
return _gdk_screen;
}
#define __GDK_GC_X11_C__
#include "gdkaliasdef.c"