67 lines
2.4 KiB
C++
67 lines
2.4 KiB
C++
/* Residual - A 3D game interpreter
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*
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* Residual is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the AUTHORS
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#ifndef BACKENDS_GRAPHICS_ABSTRACT_H
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#define BACKENDS_GRAPHICS_ABSTRACT_H
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#include "common/system.h"
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#include "common/noncopyable.h"
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#include "common/keyboard.h"
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/**
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* Abstract class for graphics manager. Subclasses
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* implement the real functionality.
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*/
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class GraphicsManager : Common::NonCopyable {
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public:
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virtual ~GraphicsManager() {}
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virtual bool hasFeature(OSystem::Feature f) = 0;
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virtual void setFeatureState(OSystem::Feature f, bool enable) = 0;
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virtual bool getFeatureState(OSystem::Feature f) = 0;
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virtual void launcherInitSize(uint w, uint h) = 0;
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virtual byte *setupScreen(int screenW, int screenH, bool fullscreen, bool accel3d) = 0;
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virtual int16 getHeight() = 0;
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virtual int16 getWidth() = 0;
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virtual void updateScreen() = 0;
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virtual void showOverlay() = 0;
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virtual void hideOverlay() = 0;
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virtual Graphics::PixelFormat getOverlayFormat() const = 0;
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virtual void clearOverlay() = 0;
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virtual void grabOverlay(OverlayColor *buf, int pitch) = 0;
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virtual void copyRectToOverlay(const OverlayColor *buf, int pitch, int x, int y, int w, int h)= 0;
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virtual int16 getOverlayHeight() = 0;
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virtual int16 getOverlayWidth() = 0;
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virtual bool showMouse(bool visible) = 0;
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virtual void warpMouse(int x, int y) = 0;
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virtual void setMouseCursor(const byte *buf, uint w, uint h, int hotspotX, int hotspotY, uint32 keycolor, int cursorTargetScale = 1, const Graphics::PixelFormat *format = NULL) = 0;
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virtual void displayMessageOnOSD(const char *msg) {}
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};
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#endif
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