/**
* Given a legacy name as stored until Dia-0.90 construct
* a new DiaFont which is as similar as possible
*/
DiaFont*
dia_font_new_from_legacy_name(const char* name)
{
/* do NOT translate anything here !!! */
DiaFont* retval;
struct _legacy_font* found = NULL;
real height = 1.0;
int i;
for (i = 0; i < G_N_ELEMENTS(legacy_fonts); i++) {
if (!strcmp(name, legacy_fonts[i].oldname)) {
found = &legacy_fonts[i];
break;
}
}
if (found) {
retval = dia_font_new (found->newname, found->style, height);
retval->legacy_name = found->oldname;
} else {
/* We tried our best, let Pango complain */
retval = dia_font_new (name, DIA_FONT_WEIGHT_NORMAL, height);
retval->legacy_name = NULL;
}
return retval;
}
void updateFont(GfxState * state)
{
DiaFont *font;
// without a font it wont make sense
if (!state->getFont())
return;
//FIXME: Dia is really unhappy about zero size fonts
if (!(state->getFontSize() > 0.0))
return;
GfxFont *f = state->getFont();
// instead of building the same font over and over again
if (g_hash_table_lookup (this->font_map, f)) {
++font_map_hits;
return;
}
DiaFontStyle style = (f->isSerif() ? DIA_FONT_SERIF : DIA_FONT_SANS)
| (f->isItalic() ? DIA_FONT_ITALIC : DIA_FONT_NORMAL)
// mapping all the font weights is just too much code for now ;)
| (f->isBold () ? DIA_FONT_BOLD : DIA_FONT_WEIGHT_NORMAL);
gchar *family = g_strdup (f->getFamily() ? f->getFamily()->getCString() : "sans");
double *mat = state->getTextMat();
// we are (not anymore) building the same font over and over again
g_print ("Font 0x%08x: '%s' size=%g (* %g)\n", f, family, state->getFontSize(), mat[3]);
// now try to make a fontname Dia/Pango can cope with
// strip style postfix - we already have it extracted above
char *pf;
if ((pf = strstr (family, " Regular")) != NULL)
*pf = 0;
if ((pf = strstr (family, " Bold")) != NULL)
*pf = 0;
if ((pf = strstr (family, " Italic")) != NULL)
*pf = 0;
if ((pf = strstr (family, " Oblique")) != NULL)
*pf = 0;
if (mat[3] > 0.0)
font = dia_font_new (family, style, state->getFontSize() * mat[3] * scale / 0.8);
else // bug: in Gfx::opShowSpaceText() missing matrix setup?
font = dia_font_new (family, style, state->getFontSize() / 0.8);
g_hash_table_insert (this->font_map, f, font);
g_free (family);
}
/** Return the value of a font-type data node. This handles both the current
* format (family and style) and the old format (name).
* @param data The data node to read from.
* @return The font value found in the node. If the node is not a
* font node, an error message is displayed and NULL is returned. The
* resulting value should be freed after use.
*/
DiaFont *
data_font(DataNode data)
{
xmlChar *family;
DiaFont *font;
if (data_type(data)!=DATATYPE_FONT) {
message_error("Taking font value of non-font node.");
return NULL;
}
family = xmlGetProp(data, (const xmlChar *)"family");
/* always prefer the new format */
if (family) {
DiaFontStyle style;
char* style_name = (char *) xmlGetProp(data, (const xmlChar *)"style");
style = style_name ? atoi(style_name) : 0;
font = dia_font_new ((char *)family, style, 1.0);
if (family) free(family);
if (style_name) xmlFree(style_name);
} else {
/* Legacy format support */
char *name = (char *)xmlGetProp(data, (const xmlChar *)"name");
font = dia_font_new_from_legacy_name(name);
free(name);
}
return font;
}
static DiaFont *
_parse_font (xmlNodePtr node)
{
DiaFont *font = NULL;
xmlChar *str;
xmlChar *fam = xmlGetProp(node, (const xmlChar *)"family");
real size = _parse_real (node, "size");
if (size <= 0.0)
size = 1.0;
if (fam)
font = dia_font_new ((const char *)fam, 0, size);
if (!font)
font = dia_font_new_from_style (DIA_FONT_SANS, size);
str = xmlGetProp(node, (const xmlChar *)"weight");
if (str) {
dia_font_set_weight_from_string (font, (const char*)str);
xmlFree (str);
}
str = xmlGetProp(node, (const xmlChar *)"slant");
if (str) {
dia_font_set_slant_from_string (font, (const char*)str);
xmlFree (str);
}
if (fam)
xmlFree (fam);
return font;
}
DiaFont* dia_font_copy(const DiaFont* font)
{
if (!font)
return NULL;
return dia_font_new(dia_font_get_family(font),
dia_font_get_style(font),
dia_font_get_height(font));
}