-int my_draw_text(const widestring &str, unsigned char *buf, int xpos, int ypos, bool real_render, int r, int g, int b, std::vector<FT_Face> &fontlist)
-{
- FT_GlyphSlot slot;
- int x = 0;
-
- for (widestring::const_iterator i = str.begin(); i != str.end(); ++i) {
- int glyph_index;
- for (std::vector<FT_Face>::const_iterator j = fontlist.begin(); j != fontlist.end(); ++j) {
- glyph_index = FT_Get_Char_Index(*j, *i);
- if (glyph_index == 0)
- continue;
-
- if (FT_Load_Glyph(*j, glyph_index, FT_LOAD_RENDER))
- throw std::runtime_error("Couldn't load glyph");
- slot = (*j)->glyph;
- break;
- }
- if (glyph_index == 0) {
- std::fprintf(stderr, "Warning: Could not find a glyph in any font for U+%x, ignoring\n", *i);
- continue;
- }
-
- if (real_render) {
- int y;
- FT_Bitmap *bm = &(slot->bitmap);
- for (y = 0; y < bm->rows; y++) {
- int xx;
- int dsty = ypos - slot->bitmap_top + y;
- if (dsty < 0 || dsty > 599) continue;
-
- unsigned char *dst = buf + dsty * 800*4 + (x + xpos + slot->bitmap_left)*4;
- unsigned char *src = bm->buffer + y * bm->width;
- for (xx = 0; xx < bm->width; xx++) {
- *dst = (*dst * (256-*src) + r * *src) >> 8;
- *dst++;
- *dst = (*dst * (256-*src) + g * *src) >> 8;
- *dst++;
- *dst = (*dst * (256-*src) + b * *src) >> 8;
- *dst++;
- *dst++ = 0;
- src++;
- }
- }
- }
-
- x += slot->advance.x >> 6;
- }
-
- return x;
-}
-
-