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/* 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 BACKENDS_GRAPHICS_NULL_H
#define BACKENDS_GRAPHICS_NULL_H
#include "backends/graphics/graphics.h"
static const OSystem::GraphicsMode s_noGraphicsModes[] = { {0, 0, 0} };
class NullGraphicsManager : public GraphicsManager {
public:
virtual ~NullGraphicsManager() {}
bool hasFeature(OSystem::Feature f) { return false; }
void setFeatureState(OSystem::Feature f, bool enable) {}
bool getFeatureState(OSystem::Feature f) { return false; }
const OSystem::GraphicsMode *getSupportedGraphicsModes() const { return s_noGraphicsModes; }
int getDefaultGraphicsMode() const { return 0; }
bool setGraphicsMode(int mode) { return true; }
void resetGraphicsScale(){}
int getGraphicsMode() const { return 0; }
inline Graphics::PixelFormat getScreenFormat() const {
return Graphics::PixelFormat::createFormatCLUT8();
}
inline Common::List<Graphics::PixelFormat> getSupportedFormats() const {
Common::List<Graphics::PixelFormat> list;
list.push_back(Graphics::PixelFormat::createFormatCLUT8());
return list;
}
void initSize(uint width, uint height, const Graphics::PixelFormat *format = NULL) {}
virtual int getScreenChangeID() const { return 0; }
void beginGFXTransaction() {}
OSystem::TransactionError endGFXTransaction() { return OSystem::kTransactionSuccess; }
int16 getHeight() const { return 0; }
int16 getWidth() const { return 0; }
void setPalette(const byte *colors, uint start, uint num) {}
void grabPalette(byte *colors, uint start, uint num) {}
void copyRectToScreen(const void *buf, int pitch, int x, int y, int w, int h) {}
Graphics::Surface *lockScreen() { return NULL; }
void unlockScreen() {}
void fillScreen(uint32 col) {}
void updateScreen() {}
void setShakePos(int shakeOffset) {}
void setFocusRectangle(const Common::Rect& rect) {}
void clearFocusRectangle() {}
void showOverlay() {}
void hideOverlay() {}
Graphics::PixelFormat getOverlayFormat() const { return Graphics::PixelFormat(); }
void clearOverlay() {}
void grabOverlay(void *buf, int pitch) {}
void copyRectToOverlay(const void *buf, int pitch, int x, int y, int w, int h) {}
int16 getOverlayHeight() { return 0; }
int16 getOverlayWidth() { return 0; }
bool showMouse(bool visible) { return !visible; }
void warpMouse(int x, int y) {}
void setMouseCursor(const void *buf, uint w, uint h, int hotspotX, int hotspotY, uint32 keycolor, bool dontScale = false, const Graphics::PixelFormat *format = NULL) {}
void setCursorPalette(const byte *colors, uint start, uint num) {}
};
#endif
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