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vcmi/client/renderSDL/CBitmapHanFont.h

41 lines
1.2 KiB
C++

/*
* CBitmapHanFont.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/IFont.h"
VCMI_LIB_NAMESPACE_BEGIN
class JsonNode;
VCMI_LIB_NAMESPACE_END
class CBitmapFont;
/// supports multi-byte characters for such languages like Chinese
class CBitmapHanFont : public IFont
{
std::unique_ptr<CBitmapFont> fallback;
// data, directly copied from file
const std::pair<std::unique_ptr<ui8[]>, ui64> data;
// size of the font. Not available in file but needed for proper rendering
const size_t size;
size_t getCharacterDataOffset(size_t index) const;
size_t getCharacterIndex(ui8 first, ui8 second) const;
void renderCharacter(SDL_Surface * surface, int characterIndex, const SDL_Color & color, int &posX, int &posY) const;
void renderText(SDL_Surface * surface, const std::string & data, const SDL_Color & color, const Point & pos) const override;
public:
CBitmapHanFont(const JsonNode & config);
size_t getLineHeight() const override;
size_t getGlyphWidth(const char * data) const override;
};