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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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef BACKENDS_GRAPHICS_NULL_H
#define BACKENDS_GRAPHICS_NULL_H
#include "backends/graphics/graphics.h"
class NullGraphicsManager : public GraphicsManager {
public:
virtual ~NullGraphicsManager() {}
bool hasFeature(OSystem::Feature f) const override { return false; }
void setFeatureState(OSystem::Feature f, bool enable) override {}
bool getFeatureState(OSystem::Feature f) const override { return false; }
#ifdef USE_RGB_COLOR
Graphics::PixelFormat getScreenFormat() const override {
return _format;
}
Common::List<Graphics::PixelFormat> getSupportedFormats() const override {
Common::List<Graphics::PixelFormat> list;
list.push_back(Graphics::PixelFormat(2, 5, 6, 5, 0, 11, 5, 0, 0)); // BBDoU, Frotz, HDB, Hopkins, Nuvie, Petka, Riven, Sherlock (3DO), Titanic, Tony, Ultima 4, Ultima 8, ZVision
list.push_back(Graphics::PixelFormat(4, 8, 8, 8, 8, 24, 16, 8, 0)); // Full Pipe, Gnap (little endian), Griffon, Groovie 2, SCI32 (HQ videos), Sludge, Sword25, Ultima 8, Wintermute
list.push_back(Graphics::PixelFormat(4, 8, 8, 8, 8, 0, 8, 16, 24)); // Gnap (big endian)
list.push_back(Graphics::PixelFormat(2, 5, 5, 5, 0, 10, 5, 0, 0)); // SCUMM HE99+, Last Express
list.push_back(Graphics::PixelFormat(2, 5, 5, 5, 1, 10, 5, 0, 15)); // Dragons
list.push_back(Graphics::PixelFormat::createFormatCLUT8());
return list;
}
#endif
void initSize(uint width, uint height, const Graphics::PixelFormat *format = NULL) override {
_width = width;
_height = height;
_format = format ? *format : Graphics::PixelFormat::createFormatCLUT8();
}
int getScreenChangeID() const override { return 0; }
void beginGFXTransaction() override {}
OSystem::TransactionError endGFXTransaction() override { return OSystem::kTransactionSuccess; }
int16 getHeight() const override { return _height; }
int16 getWidth() const override { return _width; }
void setPalette(const byte *colors, uint start, uint num) override {}
void grabPalette(byte *colors, uint start, uint num) const override {}
void copyRectToScreen(const void *buf, int pitch, int x, int y, int w, int h) override {}
Graphics::Surface *lockScreen() override { return NULL; }
void unlockScreen() override {}
void fillScreen(uint32 col) override {}
void fillScreen(const Common::Rect &r, uint32 col) override {}
void updateScreen() override {}
void setShakePos(int shakeXOffset, int shakeYOffset) override {}
void setFocusRectangle(const Common::Rect& rect) override {}
void clearFocusRectangle() override {}
void showOverlay(bool inGUI) override { _overlayVisible = true; }
void hideOverlay() override { _overlayVisible = false; }
bool isOverlayVisible() const override { return _overlayVisible; }
Graphics::PixelFormat getOverlayFormat() const override { return Graphics::PixelFormat(2, 5, 6, 5, 0, 11, 5, 0, 0); }
void clearOverlay() override {}
void grabOverlay(Graphics::Surface &surface) const override {}
void copyRectToOverlay(const void *buf, int pitch, int x, int y, int w, int h) override {}
int16 getOverlayHeight() const override { return _height; }
int16 getOverlayWidth() const override { return _width; }
bool showMouse(bool visible) override { return !visible; }
void warpMouse(int x, int y) override {}
void setMouseCursor(const void *buf, uint w, uint h, int hotspotX, int hotspotY, uint32 keycolor, bool dontScale = false, const Graphics::PixelFormat *format = NULL, const byte *mask = NULL) override {}
void setCursorPalette(const byte *colors, uint start, uint num) override {}
private:
uint _width, _height;
Graphics::PixelFormat _format;
bool _overlayVisible;
};
#endif
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