src/fontcache.h
author celestar
Sun, 11 Mar 2007 09:28:58 +0000
branchcustombridgeheads
changeset 5651 335d9bd345b0
parent 5643 3778051e8095
child 6298 c30fe89622df
child 6573 7624f942237f
permissions -rw-r--r--
(svn r9109) [cbh] -Fix: Stabilize the reversing of trains on bridges/bridgeheads a little (it still crashes at times however). Also re-allow the construction of signals on bridgeheads
/* $Id$ */

#ifndef FONTCACHE_H
#define FONTCACHE_H

/** Get the SpriteID mapped to the given font size and key */
SpriteID GetUnicodeGlyph(FontSize size, uint32 key);

/** Map a SpriteID to the font size and key */
void SetUnicodeGlyph(FontSize size, uint32 key, SpriteID sprite);

/** Initialize the glyph map */
void InitializeUnicodeGlyphMap(void);

#ifdef WITH_FREETYPE

typedef struct FreeTypeSettings {
	char small_font[260];
	char medium_font[260];
	char large_font[260];
	uint small_size;
	uint medium_size;
	uint large_size;
} FreeTypeSettings;

extern FreeTypeSettings _freetype;

void InitFreeType(void);
const struct Sprite *GetGlyph(FontSize size, uint32 key);
uint GetGlyphWidth(FontSize size, uint32 key);

#else

/* Stub for initializiation */
static inline void InitFreeType(void) {}

/** Get the Sprite for a glyph */
static inline const Sprite *GetGlyph(FontSize size, uint32 key)
{
	SpriteID sprite = GetUnicodeGlyph(size, key);
	if (sprite == 0) sprite = GetUnicodeGlyph(size, '?');
	return GetSprite(sprite);
}


/** Get the width of a glyph */
static inline uint GetGlyphWidth(FontSize size, uint32 key)
{
	SpriteID sprite = GetUnicodeGlyph(size, key);
	if (sprite == 0) sprite = GetUnicodeGlyph(size, '?');
	return SpriteExists(sprite) ? GetSprite(sprite)->width + (size != FS_NORMAL) : 0;
}

#endif /* WITH_FREETYPE */

#endif /* FONTCACHE_H */