gui/qt/Qt4GlueOgl.cpp

   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
  20 #ifdef HAVE_CONFIG_H
  21 #include "gnashconfig.h"
  22 #endif
  23
  24 #include <QWidget>
  25 #include <QGLWidget>
  26 #include <QRect>
  27
  28 #include "Qt4GlueOgl.h"
  29 #include "Qt4Gui.h"
  30 #include "Renderer.h"
  31 #include "opengl/Renderer_ogl.h"
  32 #include "GnashException.h"
  33
  34 namespace gnash
  35 {
  36
  37 Qt4OglGlue::Qt4OglGlue()
  38 : _renderer(nullptr)
  39 {
  40 }
  41
  42 Qt4OglGlue::~Qt4OglGlue()
  43 {
  44 }
  45
  46 bool
  47 Qt4OglGlue::init(int /* argc */, char *** /* argv */)
  48 {
  49     return true;
  50 }
  51
  52
  53 void
  54 Qt4OglGlue::prepDrawingArea(DrawingWidget *drawing_area)
  55 {
  56     assert(drawing_area);
  57     _drawing_area = drawing_area;
  58     _drawing_area->_glWidget = new QGLWidget(drawing_area);
  59     _drawing_area->_glWidget->setVisible(drawing_area->isVisible());
  60     _drawing_area->_glWidget->setMinimumSize(drawing_area->minimumSize());
  61     _drawing_area->_glWidget->setSizePolicy(QSizePolicy::Expanding,
  62                                             QSizePolicy::Expanding);
  63     _drawing_area->_glWidget->makeCurrent();
  64 }
  65
  66
  67 void
  68 Qt4OglGlue::render()
  69 {
  70     assert(_drawing_area);
  71     _drawing_area->_glWidget->swapBuffers();
  72 }
  73
  74
  75 void
  76 Qt4OglGlue::render(const QRect& /*updateRect*/)
  77 {
  78   render();
  79 }
  80
  81
  82 Renderer*
  83 Qt4OglGlue::createRenderHandler()
  84 {
  85     _renderer = renderer::opengl::create_handler();
  86
  87     if ( ! _renderer ) {
  88         throw GnashException("Could not create OpenGL renderer");
  89     }
  90     return _renderer;
  91 }
  92
  93 // end of namespace gnash
  94 }