90 lines
3.6 KiB
C++
90 lines
3.6 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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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 modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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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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*
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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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef SCI_GRAPHICS_DRIVERS_GFXDRIVER_H
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#define SCI_GRAPHICS_DRIVERS_GFXDRIVER_H
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#include "common/rendermode.h"
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#include "common/rect.h"
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#include "graphics/pixelformat.h"
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#include "sci/detection.h"
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namespace Graphics {
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class Cursor;
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}
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namespace Sci {
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struct PaletteMod;
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class GfxDriver {
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public:
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enum DrawFlags : uint32 {
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kHiResMode = 1 << 0,
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kMovieMode = 1 << 1
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};
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GfxDriver(uint16 screenWidth, uint16 screenHeight, int numColors) : _screenW(screenWidth), _screenH(screenHeight), _numColors(numColors), _ready(false), _pixelSize(1) {}
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virtual ~GfxDriver() {}
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virtual void initScreen(const Graphics::PixelFormat *srcRGBFormat = nullptr) = 0; // srcRGBFormat: expect incoming data to have the specified rgb pixel format (used for Mac hicolor videos)
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virtual void setPalette(const byte *colors, uint start, uint num, bool update, const PaletteMod *palMods, const byte *palModMapping) = 0;
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virtual void copyRectToScreen(const byte *src, int srcX, int srcY, int pitch, int destX, int destY, int w, int h, const PaletteMod *palMods, const byte *palModMapping) = 0;
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virtual void replaceCursor(const void *cursor, uint w, uint h, int hotspotX, int hotspotY, uint32 keycolor) = 0;
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virtual void replaceMacCursor(const Graphics::Cursor *cursor) = 0;
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virtual Common::Point getMousePos() const;
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virtual void setMousePos(const Common::Point &pos) const;
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virtual void setShakePos(int shakeXOffset, int shakeYOffset) const;
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virtual void clearRect(const Common::Rect &r) const;
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virtual void copyCurrentBitmap(byte *dest, uint32 size) const = 0;
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virtual void copyCurrentPalette(byte *dest, int start, int num) const;
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virtual void drawTextFontGlyph(const byte *src, int pitch, int hiresDestX, int hiresDestY, int hiresW, int hiresH, int transpColor, const PaletteMod *palMods, const byte *palModMapping) = 0;
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virtual byte remapTextColor(byte color) const { return color; }
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virtual void setColorMap(const byte *colorMap) {}
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virtual Common::Point getRealCoords(Common::Point &pos) const { return pos; }
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virtual void setFlags(uint32 flags) {}
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virtual void clearFlags(uint32 flags) {}
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virtual bool supportsPalIntensity() const = 0;
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virtual bool supportsHiResGraphics() const = 0;
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virtual bool driverBasedTextRendering() const = 0;
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uint16 numColors() const { return _numColors; }
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byte pixelSize() const { return _pixelSize; }
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protected:
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bool _ready;
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static bool checkDriver(const char *const *driverNames, int listSize);
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const uint16 _screenW;
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const uint16 _screenH;
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uint16 _numColors;
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byte _pixelSize;
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};
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} // End of namespace Sci
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namespace SciGfxDriver {
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Common::RenderMode getRenderMode();
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Sci::GfxDriver *create(Common::RenderMode renderMode, int width, int height);
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} // End of namespace SciGfxDriver
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#endif // SCI_GRAPHICS_DRIVERS_GFXDRIVER_H
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