peter1138@5108: /* $Id$ */
peter1138@5108: 
rubidium@9111: /** @file fontcache.h Functions to read fonts from files and cache them. */
rubidium@9111: 
peter1138@5108: #ifndef FONTCACHE_H
peter1138@5108: #define FONTCACHE_H
peter1138@5108: 
rubidium@8123: #include "gfx_type.h"
rubidium@8121: 
peter1138@5108: /** Get the SpriteID mapped to the given font size and key */
peter1138@5108: SpriteID GetUnicodeGlyph(FontSize size, uint32 key);
peter1138@5108: 
peter1138@5108: /** Map a SpriteID to the font size and key */
peter1138@5108: void SetUnicodeGlyph(FontSize size, uint32 key, SpriteID sprite);
peter1138@5108: 
peter1138@5108: /** Initialize the glyph map */
rubidium@6247: void InitializeUnicodeGlyphMap();
peter1138@5108: 
peter1138@5108: #ifdef WITH_FREETYPE
peter1138@5108: 
rubidium@6248: struct FreeTypeSettings {
rubidium@10367: 	char small_font[MAX_PATH];
rubidium@10367: 	char medium_font[MAX_PATH];
rubidium@10367: 	char large_font[MAX_PATH];
peter1138@5108: 	uint small_size;
peter1138@5108: 	uint medium_size;
peter1138@5108: 	uint large_size;
peter1138@6913: 	bool small_aa;
peter1138@6913: 	bool medium_aa;
peter1138@6913: 	bool large_aa;
rubidium@6248: };
peter1138@5108: 
peter1138@5108: extern FreeTypeSettings _freetype;
peter1138@5108: 
rubidium@6247: void InitFreeType();
rubidium@10367: void UninitFreeType();
peter1138@5108: const struct Sprite *GetGlyph(FontSize size, uint32 key);
peter1138@5108: uint GetGlyphWidth(FontSize size, uint32 key);
peter1138@5108: 
rubidium@10367: /**
rubidium@10367:  * We would like to have a fallback font as the current one
rubidium@10367:  * doesn't contain all characters we need.
rubidium@10367:  * This function must set all fonts of settings.
rubidium@10367:  * @param settings the settings to overwrite the fontname of.
rubidium@10367:  * @param language_isocode the language, e.g. en_GB.
rubidium@10367:  * @param winlangid the language ID windows style.
rubidium@10367:  * @return true if a font has been set, false otherwise.
rubidium@10367:  */
rubidium@10367: bool SetFallbackFont(FreeTypeSettings *settings, const char *language_isocode, int winlangid);
rubidium@10367: 
peter1138@5108: #else
peter1138@5108: 
peter1138@5108: /* Stub for initializiation */
rubidium@6247: static inline void InitFreeType() {}
rubidium@10367: static inline void UninitFreeType() {}
peter1138@5108: 
peter1138@5108: /** Get the Sprite for a glyph */
peter1138@5108: static inline const Sprite *GetGlyph(FontSize size, uint32 key)
peter1138@5108: {
peter1138@5108: 	SpriteID sprite = GetUnicodeGlyph(size, key);
peter1138@5108: 	if (sprite == 0) sprite = GetUnicodeGlyph(size, '?');
rubidium@10056: 	return GetSprite(sprite, ST_FONT);
peter1138@5108: }
peter1138@5108: 
peter1138@5108: 
peter1138@5108: /** Get the width of a glyph */
peter1138@5108: static inline uint GetGlyphWidth(FontSize size, uint32 key)
peter1138@5108: {
peter1138@5108: 	SpriteID sprite = GetUnicodeGlyph(size, key);
peter1138@5108: 	if (sprite == 0) sprite = GetUnicodeGlyph(size, '?');
rubidium@10056: 	return SpriteExists(sprite) ? GetSprite(sprite, ST_FONT)->width + (size != FS_NORMAL) : 0;
peter1138@5108: }
peter1138@5108: 
peter1138@5108: #endif /* WITH_FREETYPE */
peter1138@5108: 
peter1138@5108: #endif /* FONTCACHE_H */