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screen.hpp
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screen.hpp
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// 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
#ifndef SCREEN_HPP
#define SCREEN_HPP
#include "gui_widget.hpp"
class Screen: public WidgetListener
{
public:
virtual ~Screen();
virtual void handleEvent(SDL_Event &event);
virtual void handleWidgetEvent(const WidgetEvent &event, Widget *widget);
virtual void draw() = 0;
// this method is executed after every frame. default: do nothing
virtual void afterFrame();
// runs the screen (main loop), returns _wevent
WidgetEvent run();
void stop();
// draws the complete frame
void drawFrame();
protected:
Screen();
WidgetEvent _wevent; // event to pass to the main loop
bool _isStopped; // screen needs to stop its loop
};
#endif