Gnash 0.8.10dev
gtk_glue.h
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00001 //
00002 //   Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010,
00003 //   2011 Free Software Foundation, Inc
00004 //
00005 // This program is free software; you can redistribute it and/or modify
00006 // it under the terms of the GNU General Public License as published by
00007 // the Free Software Foundation; either version 3 of the License, or
00008 // (at your option) any later version.
00009 //
00010 // This program is distributed in the hope that it will be useful,
00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013 // GNU General Public License for more details.
00014 // 
00015 // You should have received a copy of the GNU General Public License
00016 // along with this program; if not, write to the Free Software
00017 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00018 
00019 #ifndef GNASH_GTK_GLUE_H
00020 #define GNASH_GTK_GLUE_H
00021 
00022 #include <cassert>
00023 
00024 #include <gtk/gtk.h>
00025 #if !defined(_WIN32) && !defined(__APPLE__)
00026 #include <gdk/gdkx.h>
00027 #else
00028 #include <gdk/gdk.h>
00029 #endif
00030 
00031 namespace gnash {
00032     class Renderer;
00033     class movie_root;
00034 }
00035 
00036 namespace gnash {
00037 
00038 class GtkGlue
00039 {
00040   public:
00041     GtkGlue() : _drawing_area(0) { }
00042     virtual ~GtkGlue() { }
00043     virtual bool init(int argc, char **argv[]) = 0;
00044 
00045     virtual void prepDrawingArea(GtkWidget *drawing_area) = 0;
00046     virtual Renderer* createRenderHandler() = 0;
00047     virtual void setRenderHandlerSize(int /*width*/, int /*height*/) {}
00048     virtual void render() = 0;
00049     
00050     virtual void render(int /*minx*/, int /*miny*/, int /*maxx*/, int /*maxy*/)
00051     {
00052         render();       
00053     }
00054 
00055     virtual void render(GdkRegion * const region)
00056     {
00057         GdkRectangle* rects;
00058         gint num_rects;
00059 
00060         gdk_region_get_rectangles(region, &rects, &num_rects);
00061         assert(num_rects);
00062 
00063         for (gint i = 0; i < num_rects; ++i) {
00064             GdkRectangle const & r = rects[i];
00065             render(r.x, r.y, r.x + r.width, r.y + r.height);
00066         }
00067 
00068         g_free(rects);
00069     }
00070 
00071     virtual void configure(GtkWidget *const widget,
00072             GdkEventConfigure *const event) = 0;
00073     
00074     virtual void beforeRendering(movie_root*) {};
00075 
00076   protected:
00077     GtkWidget *_drawing_area;
00078 };
00079 
00080 } // namespace gnash
00081 
00082 // end of GNASH_GTK_GLUE_H
00083 #endif