lite-xl/src/font_render_capi.cpp

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#include "font_render_capi.h"
#include "font_render_lcd.h"
FontRenderer *FontRendererNew(unsigned int flags, float gamma) {
bool hinting = ((flags&FONT_RENDERER_HINTING) != 0);
bool kerning = ((flags&FONT_RENDERER_KERNING) != 0);
bool subpixel = ((flags&FONT_RENDERER_SUBPIXEL) != 0);
font_renderer_lcd *font_renderer = new font_renderer_lcd(hinting, kerning, subpixel, (double) gamma);
return (FontRenderer *) font_renderer;
}
int FontRendererLoadFont(FontRenderer *fr_, const char *filename) {
font_renderer_lcd *font_renderer = (font_renderer_lcd *) fr_;
bool success = font_renderer->load_font(filename);
return (success ? 0 : 1);
}
int FontRendererDrawText(FontRenderer *fr_, RenColor *pixels, int width, int height, int pitch, const char *text, float text_size, int x, int y, RenColor color) {
// FIXME: it works below as long as font_renderer_lcd use a BGRA32 pixel format
font_renderer_lcd *font_renderer = (font_renderer_lcd *) fr_;
agg::rendering_buffer ren_buf((agg::int8u *) pixels, width, height, -pitch);
const agg::rgba8 agg_color(color.r, color.g, color.b);
double new_x = font_renderer->render_text(ren_buf, (double) text_size, agg_color, (double) x, (double) y, text);
return int(new_x);
}