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authorDan Winship <danw@src.gnome.org>2000-09-13 04:57:13 +0800
committerDan Winship <danw@src.gnome.org>2000-09-13 04:57:13 +0800
commit727d1979462a4eac0503e2d0707ddeb3d22f4d28 (patch)
tree44ee8d81f92830114c99689155dc3de980cf8138
parentc920df14ca7466fb241d583bb441628297a97254 (diff)
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Change this a bit so that if you pass it a bold font, it puts that in
* e-font.c (e_font_from_gdk_font): Change this a bit so that if you pass it a bold font, it puts that in font->bold and finds a lighter font for font->font (if it can). This is for themes like Metal where the default font is bold. (find_variants): renamed from find_best_bold svn path=/trunk/; revision=5384
-rw-r--r--e-util/ChangeLog8
-rw-r--r--e-util/e-font.c98
2 files changed, 82 insertions, 24 deletions
diff --git a/e-util/ChangeLog b/e-util/ChangeLog
index 719915176e..ed5fa74aca 100644
--- a/e-util/ChangeLog
+++ b/e-util/ChangeLog
@@ -1,3 +1,11 @@
+2000-09-12 Dan Winship <danw@helixcode.com>
+
+ * e-font.c (e_font_from_gdk_font): Change this a bit so that if
+ you pass it a bold font, it puts that in font->bold and finds a
+ lighter font for font->font (if it can). This is for themes like
+ Metal where the default font is bold.
+ (find_variants): renamed from find_best_bold
+
2000-09-11 Dan Winship <danw@helixcode.com>
* e-font.c (find_best_bold): Thou shalt leave space for the
diff --git a/e-util/e-font.c b/e-util/e-font.c
index 3d99c0619b..d9dc90303b 100644
--- a/e-util/e-font.c
+++ b/e-util/e-font.c
@@ -29,7 +29,9 @@ struct _EFont {
unicode_iconv_t from;
};
-static gchar *find_best_bold (gchar **namelist, gint length, gchar *weight);
+static gboolean find_variants (gchar **namelist, gint length,
+ gchar *base_weight, gchar **light,
+ gchar **bold);
EFont *
e_font_from_gdk_name (const gchar *name)
@@ -51,9 +53,9 @@ e_font_from_gdk_font (GdkFont *gdkfont)
XFontStruct *xfs;
Atom font_atom, atom;
Bool status;
- GdkFont *boldfont;
+ GdkFont *boldfont, *lightfont;
- boldfont = NULL;
+ boldfont = lightfont = NULL;
gdk_font_ref (gdkfont);
@@ -78,7 +80,7 @@ e_font_from_gdk_font (GdkFont *gdkfont)
if (status) {
gchar *c[14];
gchar *name, *p;
- gchar *enc, *boldname;
+ gchar *enc, *boldname, *lightname;
gchar **namelist;
GdkFont *newfont;
gint numfonts, len, i;
@@ -119,13 +121,31 @@ e_font_from_gdk_font (GdkFont *gdkfont)
c[8], c[9], c[10], c[11], "*", enc);
namelist = XListFonts (GDK_FONT_XDISPLAY (gdkfont),
p, 32, &numfonts);
- boldname = find_best_bold (namelist, numfonts, c[3]);
- if (boldname) {
- g_snprintf (p, len, "%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s",
- c[0], c[1], c[2], boldname, c[4], c[5], "*", "*",
- c[8], c[9], c[10], c[11], "*", enc);
- boldfont = gdk_font_load (p);
- }
+ if (find_variants (namelist, numfonts, c[3],
+ &lightname, &boldname)) {
+ if (!g_strcasecmp (c[3], lightname))
+ lightfont = gdkfont;
+ else if (!g_strcasecmp (c[3], boldname))
+ boldfont = gdkfont;
+ else
+ gdk_font_unref (gdkfont);
+
+ if (!lightfont) {
+ g_snprintf (p, len, "%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s",
+ c[0], c[1], c[2], lightname, c[4],
+ c[5], "*", "*", c[8], c[9], c[10],
+ c[11], "*", enc);
+ lightfont = gdk_font_load (p);
+ }
+ if (!boldfont) {
+ g_snprintf (p, len, "%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s",
+ c[0], c[1], c[2], boldname, c[4],
+ c[5], "*", "*", c[8], c[9], c[10],
+ c[11], "*", enc);
+ boldfont = gdk_font_load (p);
+ }
+ } else
+ lightfont = gdkfont;
XFreeFontNames (namelist);
g_free (name);
@@ -136,7 +156,7 @@ e_font_from_gdk_font (GdkFont *gdkfont)
xfs = GDK_FONT_XFONT (gdkfont);
font->refcount = 1;
- font->font = gdkfont;
+ font->font = lightfont;
font->bold = boldfont;
font->twobyte = ((xfs->min_byte1 != 0) || (xfs->max_byte1 != 0));
font->to = e_uiconv_to_gdk_font (font->font);
@@ -420,12 +440,22 @@ e_uiconv_to_gdk_font (GdkFont *font)
return uiconv;
}
-static gchar *
-find_best_bold (gchar **namelist, gint length, gchar *weight)
+/* Find light and bold variants of a font, ideally using the provided
+ * weight for the light variant, and a weight 2 shades darker than it
+ * for the bold variant. If there isn't something 2 shades darker, use
+ * something 3 or more shades darker if it exists, or 1 shade darker
+ * if that's all there is. If there is nothing darker than the provided
+ * weight, but there are lighter fonts, then use the darker one for
+ * bold and a lighter one for light.
+ */
+static gboolean
+find_variants (gchar **namelist, gint length, gchar *weight,
+ gchar **lightname, gchar **boldname)
{
static GHashTable *wh = NULL;
- gint sw, fw, bw;
- gchar *s, *f, *b;
+ /* Standard, Found, Bold, Light */
+ gint sw, fw, bw, lw;
+ gchar *s, *f, *b, *l;
gchar *p;
gint i;
@@ -444,10 +474,11 @@ find_best_bold (gchar **namelist, gint length, gchar *weight)
strcpy (s, weight);
g_strdown (s);
sw = GPOINTER_TO_INT (g_hash_table_lookup (wh, s));
- if (sw == 0) return NULL;
+ if (sw == 0) return FALSE;
- fw = 0; bw = 32;
+ fw = 0; lw = 0; bw = 32;
f = NULL; b = NULL;
+ *lightname = NULL; *boldname = NULL;
for (i = 0; i < length; i++) {
p = namelist[i];
@@ -461,16 +492,35 @@ find_best_bold (gchar **namelist, gint length, gchar *weight)
if (*p) *p = '\0';
g_strdown (f);
fw = GPOINTER_TO_INT (g_hash_table_lookup (wh, f));
- if (fw && fw > sw) {
- if (fw - 2 == sw) return namelist[i];
- if (((fw > bw) && (bw == sw + 1)) || ((fw < bw) && (fw - 2 > sw))) {
- bw = fw;
- b = f;
+ if (fw) {
+ if (fw > sw) {
+ if ((fw - 2 == sw) ||
+ ((fw > bw) && (bw == sw + 1)) ||
+ ((fw < bw) && (fw - 2 > sw))) {
+ bw = fw;
+ b = f;
+ }
+ } else if (fw < sw) {
+ if ((fw + 2 == sw) ||
+ ((fw < lw) && (lw == sw - 1)) ||
+ ((fw > lw) && (fw + 2 < sw))) {
+ lw = fw;
+ l = f;
+ }
}
}
}
- return b;
+ if (b) {
+ *lightname = weight;
+ *boldname = b;
+ return TRUE;
+ } else if (l) {
+ *lightname = l;
+ *boldname = weight;
+ return TRUE;
+ }
+ return FALSE;
}