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68 lines
1.9 KiB
C++
68 lines
1.9 KiB
C++
/*
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* Fonts.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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VCMI_LIB_NAMESPACE_BEGIN
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class JsonNode;
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class Point;
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VCMI_LIB_NAMESPACE_END
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struct SDL_Surface;
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struct SDL_Color;
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typedef struct _TTF_Font TTF_Font;
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class CBitmapFont;
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class CBitmapHanFont;
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/// supports multi-byte characters for such languages like Chinese
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class CBitmapHanFont : public IFont
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{
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std::unique_ptr<CBitmapFont> fallback;
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// data, directly copied from file
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const std::pair<std::unique_ptr<ui8[]>, ui64> data;
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// size of the font. Not available in file but needed for proper rendering
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const size_t size;
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size_t getCharacterDataOffset(size_t index) const;
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size_t getCharacterIndex(ui8 first, ui8 second) const;
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void renderCharacter(SDL_Surface * surface, int characterIndex, const SDL_Color & color, int &posX, int &posY) const;
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void renderText(SDL_Surface * surface, const std::string & data, const SDL_Color & color, const Point & pos) const override;
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public:
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CBitmapHanFont(const JsonNode & config);
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size_t getLineHeight() const override;
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size_t getGlyphWidth(const char * data) const override;
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};
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class CTrueTypeFont : public IFont
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{
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const std::pair<std::unique_ptr<ui8[]>, ui64> data;
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const std::unique_ptr<TTF_Font, void (*)(TTF_Font*)> font;
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const bool blended;
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std::pair<std::unique_ptr<ui8[]>, ui64> loadData(const JsonNode & config);
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TTF_Font * loadFont(const JsonNode & config);
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int getFontStyle(const JsonNode & config);
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void renderText(SDL_Surface * surface, const std::string & data, const SDL_Color & color, const Point & pos) const override;
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public:
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CTrueTypeFont(const JsonNode & fontConfig);
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size_t getLineHeight() const override;
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size_t getGlyphWidth(const char * data) const override;
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size_t getStringWidth(const std::string & data) const override;
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};
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