4jcraft/Minecraft.Client/Platform/Common/UI/UIBitmapFont.h
2026-03-22 04:25:54 -05:00

86 lines
3.5 KiB
C++

#pragma once
struct SFontData;
class CFontData;
#define VERBOSE_FONT_OUTPUT 0
// const int BITMAP_FONT_LANGUAGES = XC_LANGUAGE_ENGLISH
// |
// XC_LANGUAGE_GERMAN | XC_LANGUAGE_FRENCH | XC_LANGUAGE_SPANISH |
// XC_LANGUAGE_ITALIAN | XC_LANGUAGE_PORTUGUESE | XC_LANGUAGE_BRAZILIAN;
// using namespace std;
class UIAbstractBitmapFont {
protected:
std::string m_fontname;
IggyBitmapFontProvider* m_bitmapFontProvider;
bool m_registered;
unsigned int m_numGlyphs;
public:
UIAbstractBitmapFont(const std::string& fontname);
~UIAbstractBitmapFont();
void registerFont();
// Virtual Functions.
virtual IggyFontMetrics* GetFontMetrics(IggyFontMetrics* metrics) = 0;
virtual S32 GetCodepointGlyph(U32 codepoint) = 0;
virtual IggyGlyphMetrics* GetGlyphMetrics(S32 glyph,
IggyGlyphMetrics* metrics) = 0;
virtual rrbool IsGlyphEmpty(S32 glyph) = 0;
virtual F32 GetKerningForGlyphPair(S32 first_glyph, S32 second_glyph) = 0;
virtual rrbool CanProvideBitmap(S32 glyph, F32 pixel_scale) = 0;
virtual rrbool GetGlyphBitmap(S32 glyph, F32 pixel_scale,
IggyBitmapCharacter* bitmap) = 0;
virtual void FreeGlyphBitmap(S32 glyph, F32 pixel_scale,
IggyBitmapCharacter* bitmap) = 0;
// Static Callbacks
// Just wrappers for the virtual functions.
static IggyFontMetrics* RADLINK
GetFontMetrics_Callback(void* user_context, IggyFontMetrics* metrics);
static S32 RADLINK GetCodepointGlyph_Callback(void* user_context,
U32 codepoint);
static IggyGlyphMetrics* RADLINK GetGlyphMetrics_Callback(
void* user_context, S32 glyph, IggyGlyphMetrics* metrics);
static rrbool RADLINK IsGlyphEmpty_Callback(void* user_context, S32 glyph);
static F32 RADLINK GetKerningForGlyphPair_Callback(void* user_context,
S32 first_glyph,
S32 second_glyph);
static rrbool RADLINK CanProvideBitmap_Callback(void* user_context,
S32 glyph, F32 pixel_scale);
static rrbool RADLINK GetGlyphBitmap_Callback(void* user_context, S32 glyph,
F32 pixel_scale,
IggyBitmapCharacter* bitmap);
static void RADLINK FreeGlyphBitmap_Callback(void* user_context, S32 glyph,
F32 pixel_scale,
IggyBitmapCharacter* bitmap);
};
class UIBitmapFont : public UIAbstractBitmapFont {
protected:
CFontData* m_cFontData;
public:
UIBitmapFont(SFontData& sfontdata);
~UIBitmapFont();
virtual IggyFontMetrics* GetFontMetrics(IggyFontMetrics* metrics);
virtual S32 GetCodepointGlyph(U32 codepoint);
virtual IggyGlyphMetrics* GetGlyphMetrics(S32 glyph,
IggyGlyphMetrics* metrics);
virtual rrbool IsGlyphEmpty(S32 glyph);
virtual F32 GetKerningForGlyphPair(S32 first_glyph, S32 second_glyph);
virtual rrbool CanProvideBitmap(S32 glyph, F32 pixel_scale);
virtual rrbool GetGlyphBitmap(S32 glyph, F32 pixel_scale,
IggyBitmapCharacter* bitmap);
virtual void FreeGlyphBitmap(S32 glyph, F32 pixel_scale,
IggyBitmapCharacter* bitmap);
};