#include <glib.h>
#include "../kernel/geom.h"
+#define ELIPSES "..."
+#define ELIPSES_LENGTH(font, shadow, offset) \
+ (font->elipses_length + (shadow ? offset : 0))
+
void font_startup(void)
{
#ifdef DEBUG
XftTextExtentsUtf8(ob_display, f->xftfont,
(FcChar8*)str, strlen(str), &info);
f->height = (signed) info.height;
+
+ /* measure an elipses */
+ XftTextExtentsUtf8(ob_display, f->xftfont,
+ (FcChar8*)ELIPSES, strlen(ELIPSES), &info);
+ f->elipses_length = (signed) info.xOff;
}
ObFont *font_open(char *fontstring)
void font_close(ObFont *f)
{
- XftFontClose(ob_display, f->xftfont);
- g_free(f);
+ if (f) {
+ XftFontClose(ob_display, f->xftfont);
+ g_free(f);
+ }
}
int font_measure_string(ObFont *f, char *str, int shadow, int offset)
{
int x,y,w,h;
XftColor c;
+ GString *text;
+ int m, em;
+ size_t l;
+ gboolean shortened = FALSE;
- x = position->x;
y = position->y;
w = position->width;
h = position->height;
y -= (2 * (t->font->xftfont->ascent + t->font->xftfont->descent) -
(t->font->height + h) - 1) / 2;
- x += 3; /* XXX figure out X with justification */
+ text = g_string_new(t->string);
+ l = g_utf8_strlen(text->str, -1);
+ m = font_measure_string(t->font, text->str, t->shadow, t->offset);
+ while (l && m > position->width) {
+ shortened = TRUE;
+ /* remove a character from the middle */
+ text = g_string_erase(text, l-- / 2, 1);
+ em = ELIPSES_LENGTH(t->font, t->shadow, t->offset);
+ /* if the elipses are too large, don't show them at all */
+ if (em > position->width)
+ shortened = FALSE;
+ m = font_measure_string(t->font, text->str, t->shadow, t->offset) + em;
+ }
+ if (shortened) {
+ text = g_string_insert(text, (l + 1) / 2, ELIPSES);
+ l += 3;
+ }
+ if (!l) return;
+
+ switch (t->justify) {
+ case Justify_Left:
+ x = position->x;
+ break;
+ case Justify_Right:
+ x = position->x + (w - m);
+ break;
+ case Justify_Center:
+ x = position->x + (w - m) / 2;
+ break;
+ }
if (t->shadow) {
- c.color.red = 0;
- c.color.green = 0;
- c.color.blue = 0;
- c.color.alpha = t->tint | t->tint << 8; /* transparent shadow */
- c.pixel = BlackPixel(ob_display, ob_screen);
-
+ if (t->tint >= 0) {
+ c.color.red = 0;
+ c.color.green = 0;
+ c.color.blue = 0;
+ c.color.alpha = 0xffff * t->tint / 100; /* transparent shadow */
+ c.pixel = BlackPixel(ob_display, ob_screen);
+ } else {
+ c.color.red = 0xffff * -t->tint / 100;
+ c.color.green = 0xffff * -t->tint / 100;
+ c.color.blue = 0xffff * -t->tint / 100;
+ c.color.alpha = 0xffff * -t->tint / 100; /* transparent shadow */
+ c.pixel = WhitePixel(ob_display, ob_screen);
+ }
XftDrawStringUtf8(d, &c, t->font->xftfont, x + t->offset,
t->font->xftfont->ascent + y + t->offset,
- (FcChar8*)t->string, strlen(t->string));
+ (FcChar8*)text->str, l);
}
c.color.red = t->color->r | t->color->r << 8;
c.color.green = t->color->g | t->color->g << 8;
XftDrawStringUtf8(d, &c, t->font->xftfont, x,
t->font->xftfont->ascent + y,
- (FcChar8*)t->string, strlen(t->string));
+ (FcChar8*)text->str, l);
return;
}