scummvm/engines/lastexpress/graphics.h
2011-05-12 01:16:22 +02:00

74 lines
2.1 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program 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 2
* of the License, or (at your option) any later version.
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef LASTEXPRESS_GRAPHICS_H
#define LASTEXPRESS_GRAPHICS_H
#include "lastexpress/drawable.h"
namespace LastExpress {
class GraphicsManager {
public:
enum BackgroundType {
kBackgroundA,
kBackgroundC,
kBackgroundOverlay,
kBackgroundInventory,
kBackgroundAll
};
GraphicsManager();
~GraphicsManager();
// Update the screen
void update();
// Signal a change to the screen, will cause the planes to be remerged
void change();
// Clear some screen parts
void clear(BackgroundType type);
void clear(BackgroundType type, const Common::Rect &rect);
// FIXME this is there for animation until we change it to use the graphic surface here instead of its private ones.
Graphics::Surface _screen; // Actual screen surface
bool draw(Drawable *drawable, BackgroundType type, bool transition = false);
private:
Graphics::Surface _backgroundA; // Background A
Graphics::Surface _backgroundC; // Background C
Graphics::Surface _overlay; // Overlay
Graphics::Surface _inventory; // Overlay
void mergePlanes();
void updateScreen();
Graphics::Surface *getSurface(BackgroundType type);
bool _changed;
};
} // End of namespace LastExpress
#endif // LASTEXPRESS_GRAPHICS_H