Heavily influenced by this mornings mail. Here's
a second shot at getting this right. As far as I can see this API allows optimizing up
the wazoo and also allows for using Font libraries other than Freetype.
Lee
__________________________________________________
/*
The libGEL API
*/
#ifndef _GGI_GEL_H
#define _GGI_GEL_H
#include <ggi/ggi.h>
#include <freetype/freetype.h>
#include "gel_types.h"
__BEGIN_DECLS
/*
library management
*/
int gelInit(void);
int gelExit(void);
int gelAttach(ggi_visual_t vis);
int gelDetach(ggi_visual_t vis);
/*
fonts
*/
/* Initialization */
gel_font_t gelInitFTFont(FT_Face font);
void gelRemoveFont(gel_font_t handle);
void gelClearFontCache(gel_font_t handle);
/* Colors
These are the colors used when printing */
int gelSetFontForeground(gel_font_t handle, ggi_color c);
int gelGetFontForeground(gel_font_t handle, ggi_color* c);
int gelSetFontBackground(gel_font_t handle, ggi_color c);
int gelGetFontBackground(gel_font_t handle, ggi_color* c);
/* Dimensions
These are the dimensions of the bitmap
*/
int gelCharDim(gel_font_t font, uint32 char_code, gel_font_dim* dim);
int gelVCharDim(gel_font_t font, uint32 char_code, gel_font_dim* dim);
int gelGlyphDim(gel_font_t font, uint32 index, gel_font_dim* dim);
int gelVGlyphDim(gel_font_t font, uint32 index, gel_font_dim* dim);
int gelCharSDim(gel_font_t font, const char* string, gel_font_dim* dim);
int gelVCharSDim(gel_font_t font, const char* string, gel_font_dim* dim);
int gelGlyphSDim(gel_font_t font, const uint32* indices, size_t num, gel_font_dim*
dim);
int gelVGlyphSDim(gel_font_t font, const uint32* indices, size_t num, gel_font_dim*
dim);
/* Bitmaps
These are the raw bitmaps from the
rendering library
*/
/* size of elements in bitmap 1,2,4,8,16,32 bit */
uint32 gelFontRenderMode(gel_font_t handle);
int gelCharBitmap(gel_font_t font, uint32 char_code, void* buf);
int gelVCharBitmap(gel_font_t font, uint32 char_code, void* buf);
int gelGlyphBitmap(gel_font_t font, uint32 index, void* buf);
int gelVGlyphBitmap(gel_font_t font, uint32 index, void* buf);
int gelCharSBitmap(gel_font_t font, const char* string, void* buf);
int gelVCharSBitmap(gel_font_t font, const char* string, void* buf);
int gelGlyphSBitmap(gel_font_t font, const uint32* indices, size_t num, void* buf);
int gelVGlyphSBitmap(gel_font_t font, const uint32* indices, size_t num, void* buf);
/* Printing
puts the glyphs on a visual using
the foreground and background colors
*/
int gelPrintChar(ggi_visual_t vis, gel_font_t font, uint32 char_code, int* x, int* y);
int gelPrintVChar(ggi_visual_t vis, gel_font_t font, uint32 char_code, int* x, int* y);
int gelPrintGlyph(ggi_visual_t vis, gel_font_t font, uint32 index, int* x, int* y);
int gelPrintVGlyph(ggi_visual_t vis, gel_font_t font, uint32 index, int* x, int* y);
int gelPrintCharS(ggi_visual_t vis, gel_font_t font, const char* string, int* x, int*
y);
int gelPrintVCharS(ggi_visual_t vis, gel_font_t font, const char* string, int* x, int*
y);
int gelPrintGlyphS(ggi_visual_t vis, gel_font_t font, const uint32* indices, size_t
num, int* x, int* y);
int gelPrintVGlyphS(ggi_visual_t vis, gel_font_t font, const uint32* indices, size_t
num, int* x, int* y);
__END_DECLS
#endif
--
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