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| author | auric <104602845+ihateamongus@users.noreply.github.com> | 2025-09-08 21:19:14 -0500 |
|---|---|---|
| committer | auric <104602845+ihateamongus@users.noreply.github.com> | 2025-09-08 21:19:14 -0500 |
| commit | e61da07522a060da98fa3a56db3d0360469b26cf (patch) | |
| tree | c72d276bffa4dafe22ae0e4f694acfadb40b8ca1 /oldresources/st/hb.c | |
| parent | d11aec86841f77edd6eba3e07aa1e7e591e9da2a (diff) | |
organize repository layout
Diffstat (limited to 'oldresources/st/hb.c')
| -rw-r--r-- | oldresources/st/hb.c | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/oldresources/st/hb.c b/oldresources/st/hb.c deleted file mode 100644 index db845e7..0000000 --- a/oldresources/st/hb.c +++ /dev/null @@ -1,108 +0,0 @@ -#include <stdlib.h> -#include <stdio.h> -#include <math.h> -#include <time.h> -#include <X11/Xft/Xft.h> -#include <X11/cursorfont.h> -#include <hb.h> -#include <hb-ft.h> - -#include "st.h" -#include "hb.h" - -#define FEATURE(c1,c2,c3,c4) { .tag = HB_TAG(c1,c2,c3,c4), .value = 1, .start = HB_FEATURE_GLOBAL_START, .end = HB_FEATURE_GLOBAL_END } - -hb_font_t *hbfindfont(XftFont *match); - -typedef struct { - XftFont *match; - hb_font_t *font; -} HbFontMatch; - -static int hbfontslen = 0; -static HbFontMatch *hbfontcache = NULL; - -/* - * Poplulate the array with a list of font features, wrapped in FEATURE macro, - * e. g. - * FEATURE('c', 'a', 'l', 't'), FEATURE('d', 'l', 'i', 'g') - */ -hb_feature_t features[] = { 0 }; - -void -hbunloadfonts() -{ - for (int i = 0; i < hbfontslen; i++) { - hb_font_destroy(hbfontcache[i].font); - XftUnlockFace(hbfontcache[i].match); - } - - if (hbfontcache != NULL) { - free(hbfontcache); - hbfontcache = NULL; - } - hbfontslen = 0; -} - -hb_font_t * -hbfindfont(XftFont *match) -{ - for (int i = 0; i < hbfontslen; i++) { - if (hbfontcache[i].match == match) - return hbfontcache[i].font; - } - - /* Font not found in cache, caching it now. */ - hbfontcache = realloc(hbfontcache, sizeof(HbFontMatch) * (hbfontslen + 1)); - FT_Face face = XftLockFace(match); - hb_font_t *font = hb_ft_font_create(face, NULL); - if (font == NULL) - die("Failed to load Harfbuzz font."); - - hbfontcache[hbfontslen].match = match; - hbfontcache[hbfontslen].font = font; - hbfontslen += 1; - - return font; -} - -void hbtransform(HbTransformData *data, XftFont *xfont, const Glyph *glyphs, int start, int length) { - Rune rune; - ushort mode = USHRT_MAX; - unsigned int glyph_count; - int i, end = start + length; - - hb_font_t *font = hbfindfont(xfont); - if (font == NULL) - return; - - hb_buffer_t *buffer = hb_buffer_create(); - hb_buffer_set_direction(buffer, HB_DIRECTION_LTR); - - /* Fill buffer with codepoints. */ - for (i = start; i < end; i++) { - rune = glyphs[i].u; - mode = glyphs[i].mode; - if (mode & ATTR_WDUMMY) - rune = 0x0020; - hb_buffer_add_codepoints(buffer, &rune, 1, 0, 1); - } - - /* Shape the segment. */ - hb_shape(font, buffer, features, sizeof(features)/sizeof(hb_feature_t)); - - /* Get new glyph info. */ - hb_glyph_info_t *info = hb_buffer_get_glyph_infos(buffer, &glyph_count); - hb_glyph_position_t *pos = hb_buffer_get_glyph_positions(buffer, &glyph_count); - - /** Fill the output. */ - data->buffer = buffer; - data->glyphs = info; - data->positions = pos; - data->count = glyph_count; -} - -void hbcleanup(HbTransformData *data) { - hb_buffer_destroy(data->buffer); - memset(data, 0, sizeof(HbTransformData)); -} |
