X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=render%2Ffont.c;h=a32bf7ce0a5ae995f3c3bcf567d22917d2c41289;hb=7c1a00802326a608bc1baeb67731a9ab3eda8ba6;hp=266a00861a367f081f509a04fc493d3aeb6ebc00;hpb=2442cdfd85e5229c7ee4ac49ca66a7d55ffcb919;p=chaz%2Fopenbox

diff --git a/render/font.c b/render/font.c
index 266a0086..a32bf7ce 100644
--- a/render/font.c
+++ b/render/font.c
@@ -34,22 +34,30 @@
 static void measure_font(const RrInstance *inst, RrFont *f)
 {
     PangoFontMetrics *metrics;
-    gchar *locale, *p;
-
-    /* get the default language from the locale
-       (based on gtk_get_default_language in gtkmain.c) */
-    locale = g_strdup(setlocale(LC_CTYPE, NULL));
-    if ((p = strchr(locale, '.'))) *p = '\0'; /* strip off the . */
-    if ((p = strchr(locale, '@'))) *p = '\0'; /* strip off the @ */
+    static PangoLanguage *lang = NULL;
+
+    if (lang == NULL) {
+#if PANGO_VERSION_MAJOR > 1 || \
+    (PANGO_VERSION_MAJOR == 1 && PANGO_VERSION_MINOR >= 16)
+        lang = pango_language_get_default();
+#else
+        gchar *locale, *p;
+        /* get the default language from the locale
+           (based on gtk_get_default_language in gtkmain.c) */
+        locale = g_strdup(setlocale(LC_CTYPE, NULL));
+        if ((p = strchr(locale, '.'))) *p = '\0'; /* strip off the . */
+        if ((p = strchr(locale, '@'))) *p = '\0'; /* strip off the @ */
+        lang = pango_language_from_string(locale);
+        g_free(locale);
+#endif
+    }
 
     /* measure the ascent and descent */
-    metrics = pango_context_get_metrics(inst->pango, f->font_desc,
-                                        pango_language_from_string(locale));
+    metrics = pango_context_get_metrics(inst->pango, f->font_desc, lang);
     f->ascent = pango_font_metrics_get_ascent(metrics);
     f->descent = pango_font_metrics_get_descent(metrics);
     pango_font_metrics_unref(metrics);
 
-    g_free(locale);
 }
 
 RrFont *RrFontOpen(const RrInstance *inst, const gchar *name, gint size,
@@ -58,12 +66,23 @@ RrFont *RrFontOpen(const RrInstance *inst, const gchar *name, gint size,
     RrFont *out;
     PangoWeight pweight;
     PangoStyle pstyle;
+    PangoAttrList *attrlist;
 
     out = g_new(RrFont, 1);
     out->inst = inst;
     out->ref = 1;
     out->font_desc = pango_font_description_new();
     out->layout = pango_layout_new(inst->pango);
+    out->shortcut_underline = pango_attr_underline_new(PANGO_UNDERLINE_LOW);
+    out->shortcut_underline->start_index = 0;
+    out->shortcut_underline->end_index = 0;
+
+    attrlist = pango_attr_list_new();
+    /* shortcut_underline is owned by the attrlist */
+    pango_attr_list_insert(attrlist, out->shortcut_underline);
+    /* the attributes are owned by the layout */
+    pango_layout_set_attributes(out->layout, attrlist);
+    pango_attr_list_unref(attrlist);
 
     switch (weight) {
     case RR_FONTWEIGHT_LIGHT:     pweight = PANGO_WEIGHT_LIGHT;     break;
@@ -90,7 +109,6 @@ RrFont *RrFontOpen(const RrInstance *inst, const gchar *name, gint size,
     /* setup the layout */
     pango_layout_set_font_description(out->layout, out->font_desc);
     pango_layout_set_single_paragraph_mode(out->layout, TRUE);
-    pango_layout_set_ellipsize(out->layout, PANGO_ELLIPSIZE_MIDDLE);
 
     /* get the ascent and descent */
     measure_font(inst, out);
@@ -127,8 +145,20 @@ static void font_measure_full(const RrFont *f, const gchar *str,
 
     pango_layout_set_text(f->layout, str, -1);
     pango_layout_set_width(f->layout, -1);
-    pango_layout_get_pixel_extents(f->layout, NULL, &rect);
-    *x = rect.width + ABS(shadow_x);
+
+    /* pango_layout_get_pixel_extents lies! this is the right way to get the
+       size of the text's area */
+    pango_layout_get_extents(f->layout, NULL, &rect);
+#if PANGO_VERSION_MAJOR > 1 || \
+    (PANGO_VERSION_MAJOR == 1 && PANGO_VERSION_MINOR >= 16)
+    /* pass the logical rect as the ink rect, this is on purpose so we get the
+       full area for the text */
+    pango_extents_to_pixels(&rect, NULL);
+#else
+    rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
+    rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
+#endif
+    *x = rect.width + ABS(shadow_x) + 4 /* we put a 2 px edge on each side */;
     *y = rect.height + ABS(shadow_y);
 }
 
@@ -175,6 +205,8 @@ void RrFontDraw(XftDraw *d, RrTextureText *t, RrRect *area)
     XftColor c;
     gint mw;
     PangoRectangle rect;
+    PangoAttrList *attrlist;
+    PangoEllipsizeMode ell;
 
     /* center the text vertically
        We do this centering based on the 'baseline' since different fonts have
@@ -188,8 +220,26 @@ void RrFontDraw(XftDraw *d, RrTextureText *t, RrRect *area)
     w = area->width - 4;
     h = area->height;
 
+    switch (t->ellipsize) {
+    case RR_ELLIPSIZE_NONE:
+        ell = PANGO_ELLIPSIZE_NONE;
+        break;
+    case RR_ELLIPSIZE_START:
+        ell = PANGO_ELLIPSIZE_START;
+        break;
+    case RR_ELLIPSIZE_MIDDLE:
+        ell = PANGO_ELLIPSIZE_MIDDLE;
+        break;
+    case RR_ELLIPSIZE_END:
+        ell = PANGO_ELLIPSIZE_END;
+        break;
+    }
+
     pango_layout_set_text(t->font->layout, t->string, -1);
     pango_layout_set_width(t->font->layout, w * PANGO_SCALE);
+    pango_layout_set_ellipsize(t->font->layout, ell);
+
+    /* * * end of setting up the layout * * */
 
     pango_layout_get_pixel_extents(t->font->layout, NULL, &rect);
     mw = rect.width;
@@ -213,6 +263,7 @@ void RrFontDraw(XftDraw *d, RrTextureText *t, RrRect *area)
         c.color.blue = t->shadow_color->b | t->shadow_color->b << 8;
         c.color.alpha = 0xffff * t->shadow_alpha / 255;
         c.pixel = t->shadow_color->pixel;
+
         /* see below... */
         pango_xft_render_layout_line
             (d, &c, pango_layout_get_line(t->font->layout, 0),
@@ -226,9 +277,37 @@ void RrFontDraw(XftDraw *d, RrTextureText *t, RrRect *area)
     c.color.alpha = 0xff | 0xff << 8; /* fully opaque text */
     c.pixel = t->color->pixel;
 
+    if (t->shortcut) {
+        const gchar *c = t->string + t->shortcut_pos;
+
+        t->font->shortcut_underline->start_index = t->shortcut_pos;
+        t->font->shortcut_underline->end_index = t->shortcut_pos +
+            (g_utf8_next_char(c) - c);
+
+        /* the attributes are owned by the layout.
+           re-add the attributes to the layout after changing the
+           start and end index */
+        attrlist = pango_layout_get_attributes(t->font->layout);
+        pango_attr_list_ref(attrlist);
+        pango_layout_set_attributes(t->font->layout, attrlist);
+        pango_attr_list_unref(attrlist);
+    }
+
     /* layout_line() uses y to specify the baseline
        The line doesn't need to be freed, it's a part of the layout */
     pango_xft_render_layout_line
         (d, &c, pango_layout_get_line(t->font->layout, 0),
          x * PANGO_SCALE, y * PANGO_SCALE);
+
+    if (t->shortcut) {
+        t->font->shortcut_underline->start_index = 0;
+        t->font->shortcut_underline->end_index = 0;
+        /* the attributes are owned by the layout.
+           re-add the attributes to the layout after changing the
+           start and end index */
+        attrlist = pango_layout_get_attributes(t->font->layout);
+        pango_attr_list_ref(attrlist);
+        pango_layout_set_attributes(t->font->layout, attrlist);
+        pango_attr_list_unref(attrlist);
+    }
 }