diff options
Diffstat (limited to 'libskrift_draw_text.c')
-rw-r--r-- | libskrift_draw_text.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/libskrift_draw_text.c b/libskrift_draw_text.c new file mode 100644 index 0000000..8f46df4 --- /dev/null +++ b/libskrift_draw_text.c @@ -0,0 +1,27 @@ +/* See LICENSE file for copyright and license details. */ +#include "common.h" + +int +libskrift_draw_text(LIBSKRIFT_CONTEXT *ctx, const char *text, const struct libskrift_colour *colour, + int16_t x, int16_t y, struct libskrift_image *image) +{ + struct libskrift_saved_grapheme saved = LIBSKRIFT_NO_SAVED_GRAPHEME; + struct libskrift_glyph *glyph; + double xpos = 0; + ssize_t len; + int r; + + for (; *text; text += len) { + len = libskrift_get_cluster_glyph(ctx, text, &saved, xpos, 0, &glyph); + if (len < 0) + return -1; + + r = libskrift_apply_glyph(ctx, glyph, colour, x, y, image); + xpos += glyph->advance; + free(glyph); + if (r) + return -1; + } + + return 0; +} |