void BLF_rotation(float angle);
void BLF_clipping(float xmin, float ymin, float xmax, float ymax);
void BLF_blur(int size);
-
+void BLF_kerning(int space);
void BLF_enable(int option);
void BLF_disable(int option);
/* font->flags. */
#define BLF_ROTATION (1<<0)
#define BLF_CLIPPING (1<<1)
+#define BLF_FONT_KERNING (1<<2)
+#define BLF_USER_KERNING (1<<3)
/* font->mode. */
#define BLF_MODE_TEXTURE 0
if (font)
font->mode= mode;
}
+
+void BLF_kerning(int space)
+{
+ FontBLF *font;
+
+ font= global_font[global_font_cur];
+ if (font)
+ font->kerning= space;
+}
GlyphBLF *g, *g_prev;
FT_Vector delta;
FT_UInt glyph_index, g_prev_index;
- int pen_x, pen_y;
+ int pen_x, pen_y, old_pen_x;
int i, has_kerning;
if (!font->glyph_cache)
else if (font->mode == BLF_MODE_TEXTURE && (!g->tex_data))
g= blf_glyph_add(font, glyph_index, c);
- if (has_kerning && g_prev) {
+ if ((font->flags & BLF_FONT_KERNING) && has_kerning && g_prev) {
+ old_pen_x= pen_x;
delta.x= 0;
delta.y= 0;
FT_Get_Kerning(font->face, g_prev_index, glyph_index, FT_KERNING_UNFITTED, &delta);
pen_x += delta.x >> 6;
+
+ if (pen_x < old_pen_x)
+ pen_x= old_pen_x;
+ }
+
+ if (font->flags & BLF_USER_KERNING) {
+ old_pen_x= pen_x;
+ pen_x += font->kerning;
+
+ if (pen_x < old_pen_x)
+ pen_x= old_pen_x;
}
/* do not return this loop if clipped, we want every character tested */
FT_Vector delta;
FT_UInt glyph_index, g_prev_index;
rctf gbox;
- int pen_x, pen_y;
+ int pen_x, pen_y, old_pen_x;
int i, has_kerning;
if (!font->glyph_cache)
else if (font->mode == BLF_MODE_TEXTURE && (!g->tex_data))
g= blf_glyph_add(font, glyph_index, c);
- if (has_kerning && g_prev) {
+ if ((font->flags & BLF_FONT_KERNING) && has_kerning && g_prev) {
+ old_pen_x= pen_x;
delta.x= 0;
delta.y= 0;
FT_Get_Kerning(font->face, g_prev_index, glyph_index, FT_KERNING_UNFITTED, &delta);
pen_x += delta.x >> 6;
+
+ if (pen_x < old_pen_x)
+ old_pen_x= pen_x;
+ }
+
+ if (font->flags & BLF_USER_KERNING) {
+ old_pen_x= pen_x;
+ pen_x += font->kerning;
+
+ if (pen_x < old_pen_x)
+ old_pen_x= pen_x;
}
gbox.xmin= g->box.xmin + pen_x;
font->clip_rec.xmax= 0.0f;
font->clip_rec.ymin= 0.0f;
font->clip_rec.ymax= 0.0f;
- font->flags= 0;
+ font->flags= BLF_USER_KERNING;
font->dpi= 0;
font->size= 0;
+ font->kerning= 0;
font->cache.first= NULL;
font->cache.last= NULL;
font->glyph_cache= NULL;
else
do_new= 1;
- err= FT_Load_Glyph(font->face, index, FT_LOAD_NO_HINTING | FT_LOAD_NO_BITMAP);
+ if (font->flags & BLF_FONT_KERNING)
+ err= FT_Load_Glyph(font->face, index, FT_LOAD_NO_BITMAP);
+ else
+ err= FT_Load_Glyph(font->face, index, FT_LOAD_NO_HINTING | FT_LOAD_NO_BITMAP);
+
if (err)
return(NULL);
else
do_new= 1;
- err= FT_Load_Glyph(font->face, index, FT_LOAD_NO_HINTING | FT_LOAD_NO_BITMAP);
+ if (font->flags & BLF_FONT_KERNING)
+ err= FT_Load_Glyph(font->face, index, FT_LOAD_NO_BITMAP);
+ else
+ err= FT_Load_Glyph(font->face, index, FT_LOAD_NO_HINTING | FT_LOAD_NO_BITMAP);
+
if (err)
return(NULL);
/* font size. */
int size;
+ /* kerning space, user setting. */
+ int kerning;
+
/* max texture size. */
int max_tex_size;
style->paneltitle.uifont_id= UIFONT_DEFAULT;
style->paneltitle.points= 13;
+ style->paneltitle.kerning= 1;
style->paneltitle.shadow= 5;
style->paneltitle.shadx= 2;
style->paneltitle.shady= -2;
style->grouplabel.uifont_id= UIFONT_DEFAULT;
style->grouplabel.points= 12;
+ style->grouplabel.kerning= 1;
style->grouplabel.shadow= 3;
style->grouplabel.shadx= 1;
style->grouplabel.shady= -1;
style->widgetlabel.uifont_id= UIFONT_DEFAULT;
style->widgetlabel.points= 11;
+ style->widgetlabel.kerning= 1;
style->widgetlabel.shadow= 3;
style->widgetlabel.shadx= 1;
style->widgetlabel.shady= -1;
style->widget.uifont_id= UIFONT_DEFAULT;
style->widget.points= 11;
+ style->widget.kerning= 1;
style->widget.shadowalpha= 0.25f;
style->columnspace= 5;
BLF_set(font->blf_id);
BLF_size(fs->points, U.dpi);
+ BLF_kerning(fs->kerning);
}
typedef struct uiFontStyle {
short uifont_id; /* saved in file, 0 is default */
short points; /* actual size depends on 'global' dpi */
+ short kerning; /* kerning space between characters. */
+ char pad[6];
short italic, bold; /* style hint */
short shadow; /* value is amount of pixels blur */
short shadx, shady; /* shadow offset in pixels */
prop= RNA_def_property(srna, "points", PROP_INT, PROP_NONE);
RNA_def_property_range(prop, 6, 48);
RNA_def_property_ui_text(prop, "Points", "");
-
+
+ prop= RNA_def_property(srna, "kerning", PROP_INT, PROP_NONE);
+ RNA_def_property_range(prop, -5, 5);
+ RNA_def_property_ui_text(prop, "Kerning", "");
+
prop= RNA_def_property(srna, "shadow", PROP_INT, PROP_NONE);
RNA_def_property_range(prop, 0, 5);
RNA_def_property_ui_text(prop, "Shadow Size", "Shadow size in pixels (0, 3 and 5 supported)");