1
0
mirror of https://github.com/vcmi/vcmi.git synced 2024-11-24 08:32:34 +02:00
vcmi/client/renderSDL/SDLImage.h

84 lines
2.4 KiB
C++

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