prosperon/source/engine/font.h

43 lines
1.1 KiB
C

#ifndef FONT_H
#define FONT_H
#include "sokol/sokol_gfx.h"
#include "texture.h"
#include "2dphysics.h"
#include "HandmadeMath.h"
struct shader;
struct window;
/// Holds all state information relevant to a character as loaded using FreeType
struct Character {
float Size[2]; // Size of glyph
float Bearing[2]; // Offset from baseline to left/top of glyph
int Advance; // Horizontal offset to advance to next glyph
int leftbearing;
struct glrect rect;
};
struct sFont {
uint32_t fontTexture;
uint32_t height; /* in pixels */
int ascent;
int descent;
int linegap;
float emscale;
struct Character Characters[127];
sg_image texID;
};
void font_init();
struct sFont *MakeFont(const char *fontfile, int height);
void sdrawCharacter(struct Character c, HMM_Vec2 cursor, float scale, struct rgba color);
void text_settype(struct sFont *font);
struct boundingbox text_bb(const unsigned char *text, float scale, float lw, float tracking);
int renderText(const unsigned char *text, HMM_Vec2 pos, float scale, struct rgba color, float lw, int caret, float tracking);
// void text_frame();
void text_flush(HMM_Mat4 *proj);
#endif