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fix font size

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This commit is contained in:
Nishi 2026-04-06 23:27:27 +09:00
commit 5f6789631d
Signed by: nishi
GPG key ID: 27EF69B208EB9343
5 changed files with 13 additions and 13 deletions
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14
src/text/ft2.c
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@ -4,8 +4,6 @@
#include <ft2build.h>
#include FT_FREETYPE_H
#define HEIGHT 14
static struct ft_table {
FT_Error (*FT_Init_FreeType)(FT_Library* alibrary);
FT_Error (*FT_New_Memory_Face)(FT_Library library,
@ -33,6 +31,7 @@ struct _MwFLFont {
FT_Library library;
FT_Face face;
void* data;
int px;
};
static int ft2_MwDrawText(MwWidget handle, MwFLFont ttf, MwPoint* point, const char* text, MwLLColor color) {
int tw, th;
@ -58,7 +57,7 @@ static int ft2_MwDrawText(MwWidget handle, MwFLFont ttf, MwPoint* point, const c
if(c == '\n') {
x = 0;
y += ttf->face->height * HEIGHT / ttf->face->units_per_EM;
y += ttf->face->height * ttf->px / ttf->face->units_per_EM;
continue;
}
@ -68,7 +67,7 @@ static int ft2_MwDrawText(MwWidget handle, MwFLFont ttf, MwPoint* point, const c
for(cy = 0; cy < bmp->rows; cy++) {
for(cx = 0; cx < bmp->width; cx++) {
int ox = x + (ttf->face->glyph->metrics.horiBearingX / 64) + cx + ttf->face->glyph->bitmap_left;
int oy = y + (ttf->face->height * HEIGHT / ttf->face->units_per_EM) - ttf->face->glyph->bitmap_top + cy + (ttf->face->descender * HEIGHT / ttf->face->units_per_EM);
int oy = y + (ttf->face->height * ttf->px / ttf->face->units_per_EM) - ttf->face->glyph->bitmap_top + cy + (ttf->face->descender * ttf->px / ttf->face->units_per_EM);
unsigned char* opx = &px[(oy * tw + ox) * 4];
opx[0] = color->common.red;
@ -140,17 +139,18 @@ static int ft2_MwTextWidth(MwFLFont ttf, const char* text) {
}
static int ft2_MwTextHeight(MwFLFont ttf, int count) {
return ceil((ttf->face->height * HEIGHT / ttf->face->units_per_EM) * count);
return ceil((ttf->face->height * ttf->px / ttf->face->units_per_EM) * count);
}
static void* ft2_MwFontLoad(unsigned char* data, unsigned int size) {
static void* ft2_MwFontLoad(unsigned char* data, unsigned int size, int px) {
MwFLFont ttf = malloc(sizeof(*ttf));
ttf->data = malloc(size);
memcpy(ttf->data, data, size);
ft_table.FT_Init_FreeType(&ttf->library);
ft_table.FT_New_Memory_Face(ttf->library, ttf->data, size, 0, &ttf->face);
ft_table.FT_Set_Pixel_Sizes(ttf->face, 0, HEIGHT);
ttf->px = px;
ft_table.FT_Set_Pixel_Sizes(ttf->face, 0, ttf->px);
return ttf;
}