summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--ChangeLog19
-rw-r--r--ChangeLog.pre-1-1019
-rw-r--r--ChangeLog.pre-1-819
-rw-r--r--pango/fonts.c86
-rw-r--r--pango/pango-attributes.c97
-rw-r--r--pango/pango-attributes.h9
-rw-r--r--pango/pango-font.h3
-rw-r--r--pango/pangofc-fontmap.c5
-rw-r--r--pango/pangoft2.c4
-rw-r--r--pango/pangowin32-fontmap.c3
-rw-r--r--pango/pangoxft-font.c17
11 files changed, 245 insertions, 36 deletions
diff --git a/ChangeLog b/ChangeLog
index 1aaa4269..2f519d6c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,22 @@
+Wed Dec 15 22:09:42 2004 Owen Taylor <otaylor@redhat.com>
+
+ Add pixel sizes for fonts (#119081, patch from Chris Lahey)
+
+ * pango/fonts.c pango/pango-font.h:
+ Add pango_font_description_set_absolute_size(),
+ pango_font_description_get_size_is_absolute()
+
+ * pango/pango-attributes.[ch]: Add pango_attr_size_new_absolute(),
+ change PANGO_ATTR_SIZE from PangoAttrInt to PangoAttrSize
+ (preserves compat because first component is identical)
+
+ * pango/pangowin32-fontmap.c (pango_win32_font_map_load_font):
+ For absolute sizes, convert pixels to points, before
+ calling pango_win32_font_new().
+
+ * pango/pangofc-fontmap.c pango/pangoft2.c pango/pangoxft-font.c:
+ Handle absolute sizes.
+
Wed Dec 15 18:50:18 2004 Owen Taylor <otaylor@redhat.com>
* modules/indic/indic-fc.c modules/indic/indic-ot.h:
diff --git a/ChangeLog.pre-1-10 b/ChangeLog.pre-1-10
index 1aaa4269..2f519d6c 100644
--- a/ChangeLog.pre-1-10
+++ b/ChangeLog.pre-1-10
@@ -1,3 +1,22 @@
+Wed Dec 15 22:09:42 2004 Owen Taylor <otaylor@redhat.com>
+
+ Add pixel sizes for fonts (#119081, patch from Chris Lahey)
+
+ * pango/fonts.c pango/pango-font.h:
+ Add pango_font_description_set_absolute_size(),
+ pango_font_description_get_size_is_absolute()
+
+ * pango/pango-attributes.[ch]: Add pango_attr_size_new_absolute(),
+ change PANGO_ATTR_SIZE from PangoAttrInt to PangoAttrSize
+ (preserves compat because first component is identical)
+
+ * pango/pangowin32-fontmap.c (pango_win32_font_map_load_font):
+ For absolute sizes, convert pixels to points, before
+ calling pango_win32_font_new().
+
+ * pango/pangofc-fontmap.c pango/pangoft2.c pango/pangoxft-font.c:
+ Handle absolute sizes.
+
Wed Dec 15 18:50:18 2004 Owen Taylor <otaylor@redhat.com>
* modules/indic/indic-fc.c modules/indic/indic-ot.h:
diff --git a/ChangeLog.pre-1-8 b/ChangeLog.pre-1-8
index 1aaa4269..2f519d6c 100644
--- a/ChangeLog.pre-1-8
+++ b/ChangeLog.pre-1-8
@@ -1,3 +1,22 @@
+Wed Dec 15 22:09:42 2004 Owen Taylor <otaylor@redhat.com>
+
+ Add pixel sizes for fonts (#119081, patch from Chris Lahey)
+
+ * pango/fonts.c pango/pango-font.h:
+ Add pango_font_description_set_absolute_size(),
+ pango_font_description_get_size_is_absolute()
+
+ * pango/pango-attributes.[ch]: Add pango_attr_size_new_absolute(),
+ change PANGO_ATTR_SIZE from PangoAttrInt to PangoAttrSize
+ (preserves compat because first component is identical)
+
+ * pango/pangowin32-fontmap.c (pango_win32_font_map_load_font):
+ For absolute sizes, convert pixels to points, before
+ calling pango_win32_font_new().
+
+ * pango/pangofc-fontmap.c pango/pangoft2.c pango/pangoxft-font.c:
+ Handle absolute sizes.
+
Wed Dec 15 18:50:18 2004 Owen Taylor <otaylor@redhat.com>
* modules/indic/indic-fc.c modules/indic/indic-ot.h:
diff --git a/pango/fonts.c b/pango/fonts.c
index f39d65a1..ccd13ed7 100644
--- a/pango/fonts.c
+++ b/pango/fonts.c
@@ -39,7 +39,8 @@ struct _PangoFontDescription
guint16 mask;
guint static_family : 1;
-
+ guint size_is_absolute : 1;
+
int size;
};
@@ -76,6 +77,7 @@ pango_font_description_new (void)
desc->weight = PANGO_WEIGHT_NORMAL;
desc->stretch = PANGO_STRETCH_NORMAL;
desc->size = 0;
+ desc->size_is_absolute = FALSE;
return desc;
}
@@ -331,10 +333,16 @@ pango_font_description_get_stretch (const PangoFontDescription *desc)
/**
* pango_font_description_set_size:
* @desc: a #PangoFontDescription
- * @size: the size for the font description in pango units.
- * There are #PANGO_SCALE Pango units in one device unit (device unit is a point, for font sizes).
- *
- * Sets the size field of a font description.
+ * @size: the size of the font in points, scaled by PANGO_SCALE. (That is,
+ * a @size value of 10 * PANGO_SCALE is a 10 point font. The conversion
+ * factor between points and device units depends on system configuration
+ * and the output device. For screen display, a logical DPI of 96 is
+ * common, in which case a 10 point font corresponds to a 10 * (96 / 72) = 13.3
+ * pixel font. Use pango_font_description_set_absolute_size() if you need
+ * a particular size in device units.
+ *
+ * Sets the size field of a font description in fractional points. This is mutually
+ * exclusive with pango_font_description_set_absolute_size().
**/
void
pango_font_description_set_size (PangoFontDescription *desc,
@@ -343,6 +351,7 @@ pango_font_description_set_size (PangoFontDescription *desc,
g_return_if_fail (desc != NULL);
desc->size = size;
+ desc->size_is_absolute = FALSE;
desc->mask |= PANGO_FONT_MASK_SIZE;
}
@@ -353,9 +362,9 @@ pango_font_description_set_size (PangoFontDescription *desc,
* Gets the size field of a font description.
* See pango_font_description_get_size().
*
- * Return value: the size field for the font description in pango
- * units. (There are #PANGO_SCALE pango units in one device unit &mdash;
- * for fonts, font points are the device unit.) Returns 0 if the stretch field has not
+ * Return value: the size field for the font description in points or device units.
+ * You must call pango_font_description_get_size_is_absolute()
+ * to find out which is the case. Returns 0 if the size field has not
* previously been set. pango_font_description_get_set_fields() to
* find out if the field was explicitely set or not.
**/
@@ -368,6 +377,50 @@ pango_font_description_get_size (const PangoFontDescription *desc)
}
/**
+ * pango_font_description_set_absolute_size:
+ * @desc: a #PangoFontDescription
+ * @size: the new size, in pango units. There are #PANGO_SCALE Pango units in one
+ * device unit. For an output backend where a device unit is a pixel, a @size
+ * value of 10 * PANGO_SCALE gives a 10 pixel font.
+ *
+ * Sets the size field of a font description, in device units. This is mutually
+ * exclusive with pango_font_description_set_size().
+ *
+ * Since: 1.8
+ **/
+void
+pango_font_description_set_absolute_size (PangoFontDescription *desc,
+ double size)
+{
+ g_return_if_fail (desc != NULL);
+
+ desc->size = size;
+ desc->size_is_absolute = TRUE;
+ desc->mask |= PANGO_FONT_MASK_SIZE;
+}
+
+/**
+ * pango_font_description_get_size_is_absolute:
+ * @desc: a #PangoFontDescription
+ *
+ * Determines whether the size of the font is in points or device units.
+ * See pango_font_description_set_size() and pango_font_description_set_absolute_size().
+ *
+ * Return value: whether the the size for the font description is in
+ * points or device units. Use pango_font_description_get_set_fields() to
+ * find out if the size field of the font description was explicitely set or not.
+ *
+ * Since: 1.8
+ **/
+gboolean
+pango_font_description_get_size_is_absolute (const PangoFontDescription *desc)
+{
+ g_return_val_if_fail (desc != NULL, FALSE);
+
+ return desc->size_is_absolute;
+}
+
+/**
* pango_font_description_get_set_fields:
* @desc: a #PangoFontDescription
*
@@ -443,7 +496,10 @@ pango_font_description_merge (PangoFontDescription *desc,
if (new_mask & PANGO_FONT_MASK_STRETCH)
desc->stretch = desc_to_merge->stretch;
if (new_mask & PANGO_FONT_MASK_SIZE)
- desc->size = desc_to_merge->size;
+ {
+ desc->size = desc_to_merge->size;
+ desc->size_is_absolute = desc_to_merge->size_is_absolute;
+ }
desc->mask |= new_mask;
}
@@ -486,7 +542,10 @@ pango_font_description_merge_static (PangoFontDescription *desc,
if (new_mask & PANGO_FONT_MASK_STRETCH)
desc->stretch = desc_to_merge->stretch;
if (new_mask & PANGO_FONT_MASK_SIZE)
- desc->size = desc_to_merge->size;
+ {
+ desc->size = desc_to_merge->size;
+ desc->size_is_absolute = desc_to_merge->size_is_absolute;
+ }
desc->mask |= new_mask;
}
@@ -614,6 +673,7 @@ pango_font_description_equal (const PangoFontDescription *desc1,
desc1->weight == desc2->weight &&
desc1->stretch == desc2->stretch &&
desc1->size == desc2->size &&
+ desc1->size_is_absolute == desc2->size_is_absolute &&
(desc1->family_name == desc2->family_name ||
(desc1->family_name && desc2->family_name && g_ascii_strcasecmp (desc1->family_name, desc2->family_name) == 0)));
}
@@ -655,7 +715,10 @@ pango_font_description_hash (const PangoFontDescription *desc)
if (desc->mask & PANGO_FONT_MASK_FAMILY)
hash = case_insensitive_hash (desc->family_name);
if (desc->mask & PANGO_FONT_MASK_SIZE)
- hash ^= desc->size;
+ {
+ hash ^= desc->size;
+ hash ^= desc->size_is_absolute ? 0xc33ca55a : 0;
+ }
if (desc->mask & PANGO_FONT_MASK_STYLE)
hash ^= desc->style << 16;
if (desc->mask & PANGO_FONT_MASK_VARIANT)
@@ -839,6 +902,7 @@ pango_font_description_from_string (const char *str)
desc->stretch = PANGO_STRETCH_NORMAL;
desc->size = 0;
+ desc->size_is_absolute = FALSE;
len = strlen (str);
last = str + len;
diff --git a/pango/pango-attributes.c b/pango/pango-attributes.c
index f4b9b5e2..ca085c3c 100644
--- a/pango/pango-attributes.c
+++ b/pango/pango-attributes.c
@@ -40,16 +40,18 @@ struct _PangoAttrIterator
int end_index;
};
-static PangoAttribute *pango_attr_color_new (const PangoAttrClass *klass,
- guint16 red,
- guint16 green,
- guint16 blue);
-static PangoAttribute *pango_attr_string_new (const PangoAttrClass *klass,
- const char *str);
-static PangoAttribute *pango_attr_int_new (const PangoAttrClass *klass,
- int value);
-static PangoAttribute *pango_attr_float_new (const PangoAttrClass *klass,
- double value);
+static PangoAttribute *pango_attr_color_new (const PangoAttrClass *klass,
+ guint16 red,
+ guint16 green,
+ guint16 blue);
+static PangoAttribute *pango_attr_string_new (const PangoAttrClass *klass,
+ const char *str);
+static PangoAttribute *pango_attr_int_new (const PangoAttrClass *klass,
+ int value);
+static PangoAttribute *pango_attr_float_new (const PangoAttrClass *klass,
+ double value);
+static PangoAttribute *pango_attr_size_new_internal (int size,
+ gboolean absolute);
/**
@@ -396,25 +398,79 @@ pango_attr_float_new (const PangoAttrClass *klass,
return (PangoAttribute *)result;
}
+static PangoAttribute *
+pango_attr_size_copy (const PangoAttribute *attr)
+{
+ const PangoAttrSize *size_attr = (PangoAttrSize *)attr;
+
+ return pango_attr_size_new_internal (size_attr->size, size_attr->absolute);
+}
+
+static void
+pango_attr_size_destroy (PangoAttribute *attr)
+{
+ g_free (attr);
+}
+
+static gboolean
+pango_attr_size_equal (const PangoAttribute *attr1,
+ const PangoAttribute *attr2)
+{
+ const PangoAttrSize *size_attr1 = (const PangoAttrSize *)attr1;
+ const PangoAttrSize *size_attr2 = (const PangoAttrSize *)attr2;
+
+ return (size_attr1->size == size_attr2->size &&
+ size_attr1->absolute == size_attr2->absolute);
+}
+
+static PangoAttribute *
+pango_attr_size_new_internal (int size,
+ gboolean absolute)
+{
+ PangoAttrSize *result;
+ static const PangoAttrClass klass = {
+ PANGO_ATTR_SIZE,
+ pango_attr_size_copy,
+ pango_attr_size_destroy,
+ pango_attr_size_equal
+ };
+
+ result = g_new (PangoAttrSize, 1);
+ result->attr.klass = &klass;
+ result->size = size;
+ result->absolute = absolute;
+
+ return (PangoAttribute *)result;
+}
+
/**
* pango_attr_size_new:
* @size: the font size, in #PANGO_SCALE<!-- -->ths of a point.
*
- * Create a new font-size attribute.
+ * Create a new font-size attribute in fractional points.
*
* Return value: the new #PangoAttribute.
**/
PangoAttribute *
pango_attr_size_new (int size)
{
- static const PangoAttrClass klass = {
- PANGO_ATTR_SIZE,
- pango_attr_int_copy,
- pango_attr_int_destroy,
- pango_attr_int_equal
- };
+ return pango_attr_size_new_internal (size, FALSE);
+}
- return pango_attr_int_new (&klass, size);
+/**
+ * pango_attr_size_absolute_new:
+ * @size: the font size, in #PANGO_SCALE<!-- -->ths of a device units.
+ *
+ * Create a new font-size attribute in device units.
+ *
+ * Return value: the new #PangoAttribute.
+ *
+ * Since: 1.8
+ **/
+PangoAttribute *
+pango_attr_size_new_absolute (int size)
+{
+ return pango_attr_size_new_internal (size, TRUE);
}
/**
@@ -1620,7 +1676,10 @@ pango_attr_iterator_get_font (PangoAttrIterator *iterator,
if (!(mask & PANGO_FONT_MASK_SIZE))
{
mask |= PANGO_FONT_MASK_SIZE;
- pango_font_description_set_size (desc, ((PangoAttrInt *)attr)->value);
+ if (((PangoAttrSize *)attr)->absolute)
+ pango_font_description_set_size (desc, ((PangoAttrSize *)attr)->size);
+ else
+ pango_font_description_set_absolute_size (desc, ((PangoAttrSize *)attr)->size);
}
break;
case PANGO_ATTR_SCALE:
diff --git a/pango/pango-attributes.h b/pango/pango-attributes.h
index 69b63187..a1877058 100644
--- a/pango/pango-attributes.h
+++ b/pango/pango-attributes.h
@@ -54,6 +54,7 @@ typedef struct _PangoAttrClass PangoAttrClass;
typedef struct _PangoAttrString PangoAttrString;
typedef struct _PangoAttrLanguage PangoAttrLanguage;
typedef struct _PangoAttrInt PangoAttrInt;
+typedef struct _PangoAttrSize PangoAttrSize;
typedef struct _PangoAttrFloat PangoAttrFloat;
typedef struct _PangoAttrColor PangoAttrColor;
typedef struct _PangoAttrFontDesc PangoAttrFontDesc;
@@ -146,6 +147,13 @@ struct _PangoAttrColor
PangoColor color;
};
+struct _PangoAttrSize
+{
+ PangoAttribute attr;
+ int size;
+ guint absolute : 1;
+};
+
struct _PangoAttrShape
{
PangoAttribute attr;
@@ -179,6 +187,7 @@ PangoAttribute *pango_attr_background_new (guint16 red,
guint16 green,
guint16 blue);
PangoAttribute *pango_attr_size_new (int size);
+PangoAttribute *pango_attr_size_new_absolute (int size);
PangoAttribute *pango_attr_style_new (PangoStyle style);
PangoAttribute *pango_attr_weight_new (PangoWeight weight);
PangoAttribute *pango_attr_variant_new (PangoVariant variant);
diff --git a/pango/pango-font.h b/pango/pango-font.h
index 53254301..5098350a 100644
--- a/pango/pango-font.h
+++ b/pango/pango-font.h
@@ -128,6 +128,9 @@ PangoStretch pango_font_description_get_stretch (const PangoFontDe
void pango_font_description_set_size (PangoFontDescription *desc,
gint size);
gint pango_font_description_get_size (const PangoFontDescription *desc);
+void pango_font_description_set_absolute_size (PangoFontDescription *desc,
+ double size);
+gboolean pango_font_description_get_size_is_absolute (const PangoFontDescription *desc);
PangoFontMask pango_font_description_get_set_fields (const PangoFontDescription *desc);
void pango_font_description_unset_fields (PangoFontDescription *desc,
diff --git a/pango/pangofc-fontmap.c b/pango/pangofc-fontmap.c
index 0f7b67bb..a7e9f375 100644
--- a/pango/pangofc-fontmap.c
+++ b/pango/pangofc-fontmap.c
@@ -598,6 +598,7 @@ pango_fc_make_pattern (const PangoFontDescription *description)
int slant;
int weight;
double size;
+ gboolean size_is_absolute;
char **families;
int i;
#ifdef FC_WIDTH
@@ -611,6 +612,7 @@ pango_fc_make_pattern (const PangoFontDescription *description)
#endif
size = (double) pango_font_description_get_size (description) / PANGO_SCALE;
+ size_is_absolute = pango_font_description_get_size_is_absolute (description);
pattern = FcPatternBuild (NULL,
FC_WEIGHT, FcTypeInteger, weight,
@@ -618,7 +620,7 @@ pango_fc_make_pattern (const PangoFontDescription *description)
#ifdef FC_WIDTH
FC_WIDTH, FcTypeInteger, width,
#endif
- FC_SIZE, FcTypeDouble, size,
+ (size_is_absolute ? FC_PIXEL_SIZE : FC_SIZE), FcTypeDouble, size,
NULL);
families = g_strsplit (pango_font_description_get_family (description), ",", -1);
@@ -1255,6 +1257,7 @@ pango_fc_convert_width_to_pango (int fc_stretch)
* @pattern: a #FcPattern
* @include_size: if %TRUE, the pattern will include the size from
* the @pattern; otherwise the resulting pattern will be unsized.
+ * (only %FC_SIZE is examined, not %FC_PIXEL_SIZE)
*
* Creates a #PangoFontDescription that matches the specified
* Fontconfig pattern as closely as possible. Many possible Fontconfig
diff --git a/pango/pangoft2.c b/pango/pangoft2.c
index 268b01dc..d0c35358 100644
--- a/pango/pangoft2.c
+++ b/pango/pangoft2.c
@@ -100,8 +100,8 @@ load_fallback_face (PangoFT2Font *ft2font,
int id;
sans = FcPatternBuild (NULL,
- FC_FAMILY, FcTypeString, "sans",
- FC_SIZE, FcTypeDouble, (double)pango_font_description_get_size (fcfont->description)/PANGO_SCALE,
+ FC_FAMILY, FcTypeString, "sans",
+ FC_PIXEL_SIZE, FcTypeDouble, (double)ft2font->size / PANGO_SCALE,
NULL);
matched = FcFontMatch (NULL, sans, &result);
diff --git a/pango/pangowin32-fontmap.c b/pango/pangowin32-fontmap.c
index 66053356..92bf7f64 100644
--- a/pango/pangowin32-fontmap.c
+++ b/pango/pangowin32-fontmap.c
@@ -449,6 +449,9 @@ pango_win32_font_map_load_font (PangoFontMap *fontmap,
GSList *tmp_list = best_match->cached_fonts;
gint size = pango_font_description_get_size (description);
+ if (pango_font_description_get_size_is_absolute (description))
+ size = (int) 0.5 + (size * win32fontmap->resolution) / PANGO_SCALE;
+
PING(("got best match:%s size=%d",best_match->logfont.lfFaceName,size));
while (tmp_list)
diff --git a/pango/pangoxft-font.c b/pango/pangoxft-font.c
index 0080ba81..632ec433 100644
--- a/pango/pangoxft-font.c
+++ b/pango/pangoxft-font.c
@@ -128,13 +128,19 @@ _pango_xft_font_get_mini_font (PangoXftFont *xfont)
int width = 0, height = 0;
XGlyphInfo extents;
XftFont *mini_xft;
+ int new_size;
_pango_xft_font_map_get_info (fcfont->fontmap, &display, NULL);
pango_font_description_set_family_static (desc, "monospace");
- pango_font_description_set_size (desc,
- 0.5 * pango_font_description_get_size (fcfont->description));
+
+ new_size = pango_font_description_get_size (fcfont->description) / 2;
+ if (pango_font_description_get_size_is_absolute (fcfont->description))
+ pango_font_description_set_absolute_size (desc, new_size);
+ else
+ pango_font_description_set_size (desc, new_size);
+
xfont->mini_font = pango_font_map_load_font (fcfont->fontmap, NULL, desc);
pango_font_description_free (desc);
@@ -340,12 +346,17 @@ load_fallback_font (PangoXftFont *xfont)
Display *display;
int screen;
XftFont *xft_font;
+ gboolean size_is_absolute;
+ double size;
_pango_xft_font_map_get_info (fcfont->fontmap, &display, &screen);
+
+ size_is_absolute = pango_font_description_get_size_is_absolute (fcfont->description);
+ size = (double)pango_font_description_get_size (fcfont->description) / PANGO_SCALE;
xft_font = XftFontOpen (display, screen,
FC_FAMILY, FcTypeString, "sans",
- FC_SIZE, FcTypeDouble, (double)pango_font_description_get_size (fcfont->description)/PANGO_SCALE,
+ size_is_absolute ? FC_PIXEL_SIZE : FC_SIZE, FcTypeDouble, size,
NULL);
if (!xft_font)