#include "font.h"
-
-#include "../src/gettext.h"
+#include "theme.h"
+#include "kernel/openbox.h"
+#include "kernel/geom.h"
+#include "kernel/gettext.h"
#define _(str) gettext(str)
-font_open(const std::string &fontstring,
- bool shadow, unsigned char offset, unsigned char tint)
+#include <X11/Xft/Xft.h>
+#include <glib.h>
+#include <string.h>
+
+#define ELIPSES "..."
+#define ELIPSES_LENGTH(font, shadow, offset) \
+ (font->elipses_length + (shadow ? offset : 0))
+
+void font_startup(void)
{
- assert(screen_num >= 0);
- assert(tint <= CHAR_MAX);
-
- if (!_xft_init) {
+#ifdef DEBUG
+ int version;
+#endif /* DEBUG */
if (!XftInit(0)) {
- printf(_("Couldn't initialize Xft.\n\n"));
- ::exit(3);
+ g_warning(_("Couldn't initialize Xft.\n"));
+ exit(3);
}
#ifdef DEBUG
- int version = XftGetVersion();
- printf("Using Xft %d.%d.%d (Built against %d.%d.%d).\n",
- version / 10000 % 100, version / 100 % 100, version % 100,
- XFT_MAJOR, XFT_MINOR, XFT_REVISION);
+ version = XftGetVersion();
+ g_message("Using Xft %d.%d.%d (Built against %d.%d.%d).",
+ version / 10000 % 100, version / 100 % 100, version % 100,
+ XFT_MAJOR, XFT_MINOR, XFT_REVISION);
#endif
- _xft_init = true;
- }
-
- if ((_xftfont = XftFontOpenName(ob_display, _screen_num,
- fontstring)))
- return;
+}
- printf(_("Unable to load font: %s\n"), _fontstring.c_str());
- printf(_("Trying fallback font: %s\n"), "fixed");
+static void measure_height(ObFont *f)
+{
+ XGlyphInfo info;
- if ((_xftfont = XftFontOpenName(ob_display, _screen_num,
- "fixed")))
- return;
+ /* measure an elipses */
+ XftTextExtentsUtf8(ob_display, f->xftfont,
+ (FcChar8*)ELIPSES, strlen(ELIPSES), &info);
+ f->elipses_length = (signed) info.xOff;
+}
- printf(_("Unable to load font: %s\n"), "fixed");
- printf(_("Aborting!.\n"));
+ObFont *font_open(char *fontstring)
+{
+ ObFont *out;
+ XftFont *xf;
+
+ if ((xf = XftFontOpenName(ob_display, ob_screen, fontstring))) {
+ out = g_new(ObFont, 1);
+ out->xftfont = xf;
+ measure_height(out);
+ return out;
+ }
+ g_warning(_("Unable to load font: %s\n"), fontstring);
+ g_warning(_("Trying fallback font: %s\n"), "sans");
+
+ if ((xf = XftFontOpenName(ob_display, ob_screen, "sans"))) {
+ out = g_new(ObFont, 1);
+ out->xftfont = xf;
+ measure_height(out);
+ return out;
+ }
+ g_warning(_("Unable to load font: %s\n"), "sans");
+ g_warning(_("Aborting!.\n"));
- exit(3); // can't continue without a font
+ exit(3); /* can't continue without a font */
}
-
-destroy_fonts(void)
+void font_close(ObFont *f)
{
- if (_xftfont)
- XftFontClose(ob_display, _xftfont);
+ if (f) {
+ XftFontClose(ob_display, f->xftfont);
+ g_free(f);
+ }
}
-
-int font_measure_string(const char *)
+void font_measure_full(ObFont *f, char *str, int shadow, int offset,
+ int *x, int *y)
{
- XGlyphInfo info;
+ XGlyphInfo info;
- if (string.utf8())
- XftTextExtentsUtf8(**display, _xftfont,
- (FcChar8*)string.c_str(), string.bytes(), &info);
- else
- XftTextExtents8(ob_display, _xftfont,
- (FcChar8*)string.c_str(), string.bytes(), &info);
+ XftTextExtentsUtf8(ob_display, f->xftfont,
+ (FcChar8*)str, strlen(str), &info);
- return (signed) info.xOff + (_shadow ? _offset : 0);
+ *x = (signed) info.xOff + (shadow ? ABS(offset) : 0);
+ *y = info.height + (shadow ? ABS(offset) : 0);
}
+int font_measure_string(ObFont *f, char *str, int shadow, int offset)
+{
+ int x, y;
+ font_measure_full (f, str, shadow, offset, &x, &y);
+ return x;
+}
-int font_height(void)
+int font_height(ObFont *f, int shadow, int offset)
{
- return (signed) _xftfont->height + (_shadow ? _offset : 0);
+ return f->xftfont->ascent + f->xftfont->descent + (shadow ? offset : 0);
}
+int font_max_char_width(ObFont *f)
+{
+ return (signed) f->xftfont->max_advance_width;
+}
-int font_max_char_width(void)
+void font_draw(XftDraw *d, TextureText *t, Rect *area)
{
- return (signed) _xftfont->max_advance_width;
+ int x,y,w,h;
+ XftColor c;
+ GString *text;
+ int mw, em, mh;
+ size_t l;
+ gboolean shortened = FALSE;
+
+ /* center vertically */
+ y = area->y +
+ (area->height - font_height(t->font, t->shadow, t->offset)) / 2;
+ w = area->width - theme-bevel * 2;
+ h = area->height;
+
+ text = g_string_new(t->string);
+ l = g_utf8_strlen(text->str, -1);
+ font_measure_full(t->font, text->str, t->shadow, t->offset, &mw, &mh);
+ while (l && mw > area->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 > area->width)
+ shortened = FALSE;
+ font_measure_full(t->font, text->str, t->shadow, t->offset, &mw, &mh);
+ mw += em;
+ }
+ if (shortened) {
+ text = g_string_insert(text, (l + 1) / 2, ELIPSES);
+ l += 3;
+ }
+ if (!l) return;
+
+ switch (t->justify) {
+ case Justify_Left:
+ x = area->x + theme_bevel;
+ break;
+ case Justify_Right:
+ x = area->x + (w - mw) - theme_bevel;
+ break;
+ case Justify_Center:
+ x = area->x + (w - mw) / 2;
+ break;
+ }
+
+ l = strlen(text->str); /* number of bytes */
+
+ if (t->shadow) {
+ 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*)text->str, l);
+ }
+ c.color.red = t->color->r | t->color->r << 8;
+ c.color.green = t->color->g | t->color->g << 8;
+ c.color.blue = t->color->b | t->color->b << 8;
+ c.color.alpha = 0xff | 0xff << 8; /* fully opaque text */
+ c.pixel = t->color->pixel;
+
+ XftDrawStringUtf8(d, &c, t->font->xftfont, x,
+ t->font->xftfont->ascent + y,
+ (FcChar8*)text->str, l);
+ return;
}