Added new directfb backend
This commit is contained in:
Michael David Emmel
438
gdk/directfb/gdkgc-directfb.c
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438
gdk/directfb/gdkgc-directfb.c
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@ -0,0 +1,438 @@
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/* GDK - The GIMP Drawing Kit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team.
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*/
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/*
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* GTK+ DirectFB backend
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* Copyright (C) 2001-2002 convergence integrated media GmbH
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* Copyright (C) 2002-2004 convergence GmbH
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* Written by Denis Oliver Kropp <dok@convergence.de> and
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* Sven Neumann <sven@convergence.de>
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*/
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#include <config.h>
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#include "gdk.h"
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#include <string.h>
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#include "gdkdirectfb.h"
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#include "gdkprivate-directfb.h"
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#include "gdkgc.h"
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#include "gdkfont.h"
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#include "gdkpixmap.h"
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#include "gdkregion-generic.h"
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#include "gdkalias.h"
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static void gdk_directfb_gc_get_values (GdkGC *gc,
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GdkGCValues *values);
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static void gdk_directfb_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_directfb_gc_set_dashes (GdkGC *gc,
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gint dash_offset,
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gint8 dash_list[],
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gint n);
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static void gdk_gc_directfb_class_init (GdkGCDirectFBClass *klass);
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static void gdk_gc_directfb_finalize (GObject *object);
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static gpointer parent_class = NULL;
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GType
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gdk_gc_directfb_get_type (void)
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{
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static GType object_type = 0;
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if (!object_type)
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{
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static const GTypeInfo object_info =
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{
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sizeof (GdkGCDirectFBClass),
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(GBaseInitFunc) NULL,
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(GBaseFinalizeFunc) NULL,
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(GClassInitFunc) gdk_gc_directfb_class_init,
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NULL, /* class_finalize */
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NULL, /* class_data */
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sizeof (GdkGCDirectFB),
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0, /* n_preallocs */
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(GInstanceInitFunc) NULL,
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};
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object_type = g_type_register_static (GDK_TYPE_GC,
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"GdkGCDirectFB",
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&object_info, 0);
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}
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return object_type;
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}
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static void
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gdk_gc_directfb_class_init (GdkGCDirectFBClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GdkGCClass *gc_class = GDK_GC_CLASS (klass);
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parent_class = g_type_class_peek_parent (klass);
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object_class->finalize = gdk_gc_directfb_finalize;
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gc_class->get_values = gdk_directfb_gc_get_values;
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gc_class->set_values = gdk_directfb_gc_set_values;
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gc_class->set_dashes = gdk_directfb_gc_set_dashes;
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}
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static void
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gdk_gc_directfb_finalize (GObject *object)
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{
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GdkGC *gc = GDK_GC (object);
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GdkGCDirectFB *private = GDK_GC_DIRECTFB (gc);
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if (private->clip_region)
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gdk_region_destroy (private->clip_region);
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if (private->values.clip_mask)
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g_object_unref (private->values.clip_mask);
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if (private->values.stipple)
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g_object_unref (private->values.stipple);
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if (private->values.tile)
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g_object_unref (private->values.tile);
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if (G_OBJECT_CLASS (parent_class)->finalize)
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G_OBJECT_CLASS (parent_class)->finalize (object);
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}
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GdkGC*
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_gdk_directfb_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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GdkGCDirectFB *private;
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g_return_val_if_fail (GDK_IS_DRAWABLE_IMPL_DIRECTFB (drawable), NULL);
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gc = GDK_GC (g_object_new (gdk_gc_directfb_get_type (), NULL));
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_gdk_gc_init (gc, drawable, values, values_mask);
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private = GDK_GC_DIRECTFB (gc);
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#if 0
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private->values.background.pixel = 0;
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private->values.background.red =
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private->values.background.green =
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private->values.background.blue = 0;
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private->values.foreground.pixel = 0;
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private->values.foreground.red =
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private->values.foreground.green =
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private->values.foreground.blue = 0;
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#endif
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private->values.cap_style = GDK_CAP_BUTT;
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gdk_directfb_gc_set_values (gc, values, values_mask);
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return gc;
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}
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static void
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gdk_directfb_gc_get_values (GdkGC *gc,
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GdkGCValues *values)
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{
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*values = GDK_GC_DIRECTFB (gc)->values;
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}
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#if 0
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void
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_gdk_windowing_gc_get_foreground (GdkGC *gc,
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GdkColor *color)
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{
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GdkGCDirectFB *private;
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private = GDK_GC_DIRECTFB (gc);
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*color =private->values.foreground;
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}
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#endif
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static void
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gdk_directfb_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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GdkGCDirectFB *private = GDK_GC_DIRECTFB (gc);
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if (values_mask & GDK_GC_FOREGROUND)
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{
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private->values.foreground = values->foreground;
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private->values_mask |= GDK_GC_FOREGROUND;
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}
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if (values_mask & GDK_GC_BACKGROUND)
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{
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private->values.background = values->background;
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private->values_mask |= GDK_GC_BACKGROUND;
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}
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if (values_mask & GDK_GC_FONT)
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{
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GdkFont *oldf = private->values.font;
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private->values.font = gdk_font_ref (values->font);
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private->values_mask |= GDK_GC_FONT;
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if (oldf)
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gdk_font_unref (oldf);
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}
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if (values_mask & GDK_GC_FUNCTION)
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{
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private->values.function = values->function;
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private->values_mask |= GDK_GC_FUNCTION;
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}
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if (values_mask & GDK_GC_FILL)
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{
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private->values.fill = values->fill;
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private->values_mask |= GDK_GC_FILL;
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}
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if (values_mask & GDK_GC_TILE)
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{
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GdkPixmap *oldpm = private->values.tile;
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if (values->tile)
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g_assert (GDK_PIXMAP_OBJECT (values->tile)->depth > 1);
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private->values.tile = values->tile ? g_object_ref (values->tile) : NULL;
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private->values_mask |= GDK_GC_TILE;
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if (oldpm)
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g_object_unref (oldpm);
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}
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if (values_mask & GDK_GC_STIPPLE)
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{
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GdkPixmap *oldpm = private->values.stipple;
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if (values->stipple)
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g_assert (GDK_PIXMAP_OBJECT (values->stipple)->depth == 1);
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private->values.stipple = (values->stipple ?
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g_object_ref (values->stipple) : NULL);
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private->values_mask |= GDK_GC_STIPPLE;
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if (oldpm)
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g_object_unref (oldpm);
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}
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if (values_mask & GDK_GC_CLIP_MASK)
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{
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GdkPixmap *oldpm = private->values.clip_mask;
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private->values.clip_mask = (values->clip_mask ?
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g_object_ref (values->clip_mask) : NULL);
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private->values_mask |= GDK_GC_CLIP_MASK;
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if (oldpm)
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g_object_unref (oldpm);
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if (private->clip_region)
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{
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gdk_region_destroy (private->clip_region);
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private->clip_region = NULL;
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}
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}
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if (values_mask & GDK_GC_SUBWINDOW)
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{
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private->values.subwindow_mode = values->subwindow_mode;
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private->values_mask |= GDK_GC_SUBWINDOW;
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}
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if (values_mask & GDK_GC_TS_X_ORIGIN)
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{
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private->values.ts_x_origin = values->ts_x_origin;
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private->values_mask |= GDK_GC_TS_X_ORIGIN;
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}
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if (values_mask & GDK_GC_TS_Y_ORIGIN)
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{
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private->values.ts_y_origin = values->ts_y_origin;
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private->values_mask |= GDK_GC_TS_Y_ORIGIN;
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}
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if (values_mask & GDK_GC_CLIP_X_ORIGIN)
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{
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private->values.clip_x_origin = GDK_GC (gc)->clip_x_origin = values->clip_x_origin;
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private->values_mask |= GDK_GC_CLIP_X_ORIGIN;
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}
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if (values_mask & GDK_GC_CLIP_Y_ORIGIN)
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{
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private->values.clip_y_origin = GDK_GC (gc)->clip_y_origin = values->clip_y_origin;
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private->values_mask |= GDK_GC_CLIP_Y_ORIGIN;
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}
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if (values_mask & GDK_GC_EXPOSURES)
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{
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private->values.graphics_exposures = values->graphics_exposures;
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private->values_mask |= GDK_GC_EXPOSURES;
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}
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if (values_mask & GDK_GC_LINE_WIDTH)
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{
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private->values.line_width = values->line_width;
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private->values_mask |= GDK_GC_LINE_WIDTH;
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}
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if (values_mask & GDK_GC_LINE_STYLE)
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{
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private->values.line_style = values->line_style;
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private->values_mask |= GDK_GC_LINE_STYLE;
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}
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if (values_mask & GDK_GC_CAP_STYLE)
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{
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private->values.cap_style = values->cap_style;
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private->values_mask |= GDK_GC_CAP_STYLE;
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}
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if (values_mask & GDK_GC_JOIN_STYLE)
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{
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private->values.join_style = values->join_style;
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private->values_mask |= GDK_GC_JOIN_STYLE;
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}
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}
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static void
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gdk_directfb_gc_set_dashes (GdkGC *gc,
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gint dash_offset,
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gint8 dash_list[],
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gint n)
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{
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g_warning ("gdk_directfb_gc_set_dashes not implemented");
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}
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static void
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gc_unset_clip_mask (GdkGC *gc)
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{
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GdkGCDirectFB *data = GDK_GC_DIRECTFB (gc);
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if (data->values.clip_mask)
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{
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g_object_unref (data->values.clip_mask);
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data->values.clip_mask = NULL;
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data->values_mask &= ~ GDK_GC_CLIP_MASK;
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}
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}
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void
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_gdk_windowing_gc_set_clip_region (GdkGC *gc,
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GdkRegion *region)
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{
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GdkGCDirectFB *data;
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g_return_if_fail (gc != NULL);
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data = GDK_GC_DIRECTFB (gc);
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if (region == data->clip_region)
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return;
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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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if (region)
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data->clip_region = gdk_region_copy (region);
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gc->clip_x_origin = 0;
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gc->clip_y_origin = 0;
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data->values.clip_x_origin = 0;
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data->values.clip_y_origin = 0;
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gc_unset_clip_mask (gc);
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}
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void
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_gdk_windowing_gc_copy (GdkGC *dst_gc,
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GdkGC *src_gc)
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{
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GdkGCDirectFB *dst_private;
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g_return_if_fail (dst_gc != NULL);
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g_return_if_fail (src_gc != NULL);
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dst_private = GDK_GC_DIRECTFB (dst_gc);
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if (dst_private->clip_region)
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gdk_region_destroy(dst_private->clip_region);
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if (dst_private->values_mask & GDK_GC_FONT)
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gdk_font_unref (dst_private->values.font);
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if (dst_private->values_mask & GDK_GC_TILE)
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g_object_unref (dst_private->values.tile);
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if (dst_private->values_mask & GDK_GC_STIPPLE)
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g_object_unref (dst_private->values.stipple);
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if (dst_private->values_mask & GDK_GC_CLIP_MASK)
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g_object_unref (dst_private->values.clip_mask);
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*dst_gc = *src_gc;
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if (dst_private->values_mask & GDK_GC_FONT)
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gdk_font_ref (dst_private->values.font);
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if (dst_private->values_mask & GDK_GC_TILE)
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g_object_ref (dst_private->values.tile);
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if (dst_private->values_mask & GDK_GC_STIPPLE)
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g_object_ref (dst_private->values.stipple);
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if (dst_private->values_mask & GDK_GC_CLIP_MASK)
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g_object_ref (dst_private->values.clip_mask);
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if (dst_private->clip_region)
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dst_private->clip_region = gdk_region_copy (dst_private->clip_region);
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}
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/**
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* gdk_gc_get_screen:
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* @gc: a #GdkGC.
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*
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* Gets the #GdkScreen for which @gc was created
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*
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* Returns: the #GdkScreen for @gc.
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*
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* Since: 2.2
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*/
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GdkScreen *
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gdk_gc_get_screen (GdkGC *gc)
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{
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g_return_val_if_fail (GDK_IS_GC_DIRECTFB (gc), NULL);
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return _gdk_screen;
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}
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#define __GDK_GC_X11_C__
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#include "gdkaliasdef.c"
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