gfx_engine.cpp

// This file is part of openCaesar3.
//
// openCaesar3 is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// openCaesar3 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with openCaesar3.  If not, see <http://www.gnu.org/licenses/>.
//
// Copyright 2012-2013 Gregoire Athanase, gathanase@gmail.com


#include "gfx_engine.hpp"

#include "exception.hpp"


GfxEngine* GfxEngine::_instance = NULL;

GfxEngine& GfxEngine::instance()
{
   if (_instance == NULL)
   {
      THROW("Error, no graphics engine instance");
   }
   return *_instance;
}


GfxEngine::GfxEngine()
{
   _screen_width = 0;
   _screen_height = 0;
   _instance = this;
}


GfxEngine::~GfxEngine()
{
   _instance = NULL;
}


void GfxEngine::setScreenSize(const int width, const int height)
{
   _screen_width = width;
   _screen_height = height;
}

int GfxEngine::getScreenWidth() const
{
   return _screen_width;
}

int GfxEngine::getScreenHeight() const
{
   return _screen_height;
}

void GfxEngine::load_pictures(const std::list<Picture*> &ioPictures)
{
   for (std::list<Picture*>::const_iterator it = ioPictures.begin(); it!= ioPictures.end(); ++it)
   {
      // for every picture
      Picture& pic = *(*it);
      load_picture(pic);
   }
}