1 //
2 //   Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010,
3 //   2011 Free Software Foundation, Inc
4 //
5 // This program is free software; you can redistribute it and/or modify
6 // it under the terms of the GNU General Public License as published by
7 // the Free Software Foundation; either version 3 of the License, or
8 // (at your option) any later version.
9 //
10 // This program is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 // GNU General Public License for more details.
14 //
15 // You should have received a copy of the GNU General Public License
16 // along with this program; if not, write to the Free Software
17 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
18 
19 #ifndef GNASH_KDE4_CAIRO_GLUE_H
20 #define GNASH_KDE4_CAIRO_GLUE_H
21 
22 
23 #ifdef HAVE_CONFIG_H
24 #include "gnashconfig.h"
25 #endif
26 
27 #include "Qt4Glue.h"
28 
29 #include <memory>        // for unique_ptr
30 #include <QImage>
31 #include <QPainter>
32 #include "snappingrange.h"
33 
34 #include <cairo.h>
35 
36 class QRect;
37 
38 namespace gnash
39 {
40 
41 class Qt4CairoGlue : public Qt4Glue
42 {
43   public:
44     Qt4CairoGlue();
45     ~Qt4CairoGlue();
46 
47     bool init(int argc, char **argv[]);
48     void initBuffer(int width, int height);
49     void prepDrawingArea(DrawingWidget *drawing_area);
50     Renderer* createRenderHandler();
51     void render();
52     void render(const QRect& updateRect);
53     void resize(int width, int height);
54 
55   private:
56     int _width;
57     int _height;
58     std::unique_ptr<unsigned char[]> _offscreenbuf;
59     Renderer* _renderer; // We don't own this pointer.
60     std::unique_ptr<QImage> _image;
61     std::unique_ptr<QPainter> _painter;
62 
63     cairo_t         *_cairo_handle;
64     cairo_surface_t *_cairo_surface;
65 };
66 
67 
68 }
69 
70 #endif
71