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fix font rendering

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This commit is contained in:
Nishi 2026-04-27 11:58:53 +09:00
commit 2a982603d3
2 changed files with 15 additions and 6 deletions
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10
src/text/ft2.c
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@ -100,11 +100,11 @@ static int ft2_MwDrawText(MwWidget handle, MwFLFont ttf, MwPoint* point, const c
}
static int ft2_MwTextWidth(MwFLFont ttf, const char* text) {
int tw = 0;
int tw = 0;
FT_Vector vec;
while(text[0] != 0) {
int c, c2;
FT_Vector vec;
const char* old_text;
text += MwUTF8ToUTF32(text, &c);
@ -123,7 +123,11 @@ static int ft2_MwTextWidth(MwFLFont ttf, const char* text) {
text = old_text;
}
tw += ttf->face->glyph->bitmap_left + ttf->face->glyph->bitmap.width;
if(tw > 0) {
tw -= vec.x >> 6;
tw -= ttf->face->glyph->advance.x >> 6;
tw += ttf->face->glyph->bitmap_left + ttf->face->glyph->bitmap.width;
}
return tw + 1;
}

11
src/text/stbtt.c
View file

@ -91,9 +91,9 @@ static int stbtt_MwTextWidth(MwFLFont ttf, const char* text) {
int tw = 0;
int c;
int x0, y0, x1, y1;
int kern;
while(text[0] != 0) {
int kern;
int c2;
const char* old_text;
@ -113,8 +113,13 @@ static int stbtt_MwTextWidth(MwFLFont ttf, const char* text) {
text = old_text;
}
stbtt_GetCodepointBitmapBox(&ttf->font, c, ttf->scale, ttf->scale, &x0, &y0, &x1, &y1);
tw += x1;
if(tw > 0) {
tw -= ceil(kern * ttf->scale);
tw -= ceil(ax * ttf->scale);
stbtt_GetCodepointBitmapBox(&ttf->font, c, ttf->scale, ttf->scale, &x0, &y0, &x1, &y1);
tw += ceil(lsb * ttf->scale);
tw += x1 - x0;
}
return tw + 1;
}