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84 lines
2.4 KiB
C++
84 lines
2.4 KiB
C++
/*
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* SDLImage.h, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#pragma once
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#include "../render/IImage.h"
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#include "../../lib/Point.h"
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VCMI_LIB_NAMESPACE_BEGIN
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class JsonNode;
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VCMI_LIB_NAMESPACE_END
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class CDefFile;
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struct SDL_Surface;
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struct SDL_Palette;
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/*
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* Wrapper around SDL_Surface
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*/
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class SDLImage : public IImage
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{
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public:
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const static int DEFAULT_PALETTE_COLORS = 256;
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//Surface without empty borders
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SDL_Surface * surf;
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//size of left and top borders
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Point margins;
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//total size including borders
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Point fullSize;
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EImageBlitMode blitMode;
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public:
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//Load image from def file
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SDLImage(CDefFile *data, size_t frame, size_t group=0);
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//Load from bitmap file
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SDLImage(std::string filename, EImageBlitMode blitMode);
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SDLImage(const JsonNode & conf, EImageBlitMode blitMode);
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//Create using existing surface, extraRef will increase refcount on SDL_Surface
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SDLImage(SDL_Surface * from, EImageBlitMode blitMode);
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~SDLImage();
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// Keep the original palette, in order to do color switching operation
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void savePalette();
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void draw(SDL_Surface * where, int posX=0, int posY=0, const Rect *src=nullptr) const override;
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void draw(SDL_Surface * where, const Rect * dest, const Rect * src) const override;
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std::shared_ptr<IImage> scaleFast(const Point & size) const override;
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void exportBitmap(const boost::filesystem::path & path) const override;
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void playerColored(PlayerColor player) override;
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void setFlagColor(PlayerColor player) override;
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bool isTransparent(const Point & coords) const override;
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Point dimensions() const override;
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void horizontalFlip() override;
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void verticalFlip() override;
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void doubleFlip() override;
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void shiftPalette(uint32_t firstColorID, uint32_t colorsToMove, uint32_t distanceToMove) override;
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void adjustPalette(const ColorFilter & shifter, uint32_t colorsToSkipMask) override;
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void resetPalette(int colorID) override;
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void resetPalette() override;
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void setAlpha(uint8_t value) override;
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void setBlitMode(EImageBlitMode mode) override;
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void setSpecialPallete(const SpecialPalette & SpecialPalette, uint32_t colorsToSkipMask) override;
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friend class SDLImageLoader;
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private:
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SDL_Palette * originalPalette;
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};
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