handle embedded fotns for textblocks

SVN revision: 16741
This commit is contained in:
Carsten Haitzler 2005-09-18 04:56:06 +00:00
parent 1da2a87cb7
commit 9fd23d550d
1 changed files with 247 additions and 9 deletions

View File

@ -717,6 +717,219 @@ _edje_collection_cleanup(Edje_File *edf)
_edje_collection_cache_size = ps;
}
static int
_edje_font_is_embedded(Edje_File *edf, char *font)
{
Evas_List *l;
if (!edf->font_dir) return 0;
for (l = edf->font_dir->entries; l; l = l->next)
{
Edje_Font_Directory_Entry *fnt = l->data;
if ((fnt->entry) && (!strcmp(fnt->entry, font)))
return 1;
}
return 1;
}
static char *
_edje_str_deescape(char *str)
{
char *s2, *s, *d;
s2 = malloc(strlen(str) + 1);
if (!s2) return NULL;
for (s = str, d = s2; *s != 0; s++, d++)
{
if ((*s == '\\') && (s[1] != 0)) s++;
*d = *s;
}
*d = 0;
return s2;
}
static char *
_edje_str_escape(char *str)
{
char *s2, *s, *d;
s2 = malloc((strlen(str) * 2) + 1);
if (!s2) return NULL;
for (s = str, d = s2; *s != 0; s++, d++)
{
if ((*s == ' ') || (*s == '\\') || (*s == '\''))
{
*d = '\\';
d++;
}
*d = *s;
}
*d = 0;
return s2;
}
static void
_edje_format_param_parse(char *item, char **key, char **val)
{
char *p, *pv;
char *k, *v;
p = strchr(item, '=');
k = malloc(p - item + 1);
strncpy(k, item, p - item);
k[p - item] = 0;
*key = k;
p++;
v = strdup(p);
*val = v;
}
static char *
_edje_format_parse(char **s)
{
char *p, *item, *ss, *ds;
char *s1 = NULL, *s2 = NULL;
p = *s;
if (*p == 0) return NULL;
for (;;)
{
if (!s1)
{
if (*p != ' ') s1 = p;
if (*p == 0) break;
}
else if (!s2)
{
if ((p > *s) && (p[-1] != '\\'))
{
if (*p == ' ') s2 = p;
}
if (*p == 0) s2 = p;
}
p++;
if (s1 && s2)
{
item = malloc(s2 - s1 + 1);
if (item)
{
ds = item;
for (ds = item, ss = s1; ss < s2; ss++, ds++)
{
if ((*ss == '\\') && (ss < (s2 - 1))) ss++;
*ds = *ss;
}
*ds = 0;
}
*s = s2;
return item;
}
}
*s = p;
return NULL;
}
static int
_edje_format_is_param(char *item)
{
if (strchr(item, '=')) return 1;
return 0;
}
static char *
_edje_strbuf_append(char *s, char *s2, int *len, int *alloc)
{
int l2;
int tlen;
if (!s2) return s;
l2 = strlen(s2);
tlen = *len + l2;
if (tlen > *alloc)
{
char *ts;
int talloc;
talloc = ((tlen + 31) >> 5) << 5;
ts = realloc(s, talloc + 1);
if (!ts) return s;
s = ts;
*alloc = talloc;
}
strcpy(s + *len, s2);
*len = tlen;
return s;
}
static char *
_edje_format_reparse(Edje_File *edf, char *str)
{
char *s, *s2;
char *item;
char *newstr = NULL;
int newlen = 0, newalloc = 0;
s = str;
while ((item = _edje_format_parse(&s)))
{
if (_edje_format_is_param(item))
{
char *key = NULL, *val = NULL;
_edje_format_param_parse(item, &key, &val);
if (!strcmp(key, "font_source"))
{
/* dont allow font sources */
}
else if (!strcmp(key, "font"))
{
if (_edje_font_is_embedded(edf, val))
{
if (newstr) newstr = _edje_strbuf_append(newstr, " ", &newlen, &newalloc);
newstr = _edje_strbuf_append(newstr, key, &newlen, &newalloc);
newstr = _edje_strbuf_append(newstr, "=fonts/", &newlen, &newalloc);
s2 = _edje_str_escape(val);
if (s2)
{
newstr = _edje_strbuf_append(newstr, s2, &newlen, &newalloc);
free(s2);
}
}
else
{
s2 = _edje_str_escape(item);
if (s2)
{
if (newstr) newstr = _edje_strbuf_append(newstr, " ", &newlen, &newalloc);
newstr = _edje_strbuf_append(newstr, s2, &newlen, &newalloc);
free(s2);
}
}
}
else
{
s2 = _edje_str_escape(item);
if (s2)
{
if (newstr) newstr = _edje_strbuf_append(newstr, " ", &newlen, &newalloc);
newstr = _edje_strbuf_append(newstr, s2, &newlen, &newalloc);
free(s2);
}
}
free(key);
free(val);
}
else
{
if (newstr) newstr = _edje_strbuf_append(newstr, " ", &newlen, &newalloc);
newstr = _edje_strbuf_append(newstr, item, &newlen, &newalloc);
}
free(item);
}
return newstr;
}
void
_edje_file_add(Edje *ed)
{
@ -777,23 +990,41 @@ _edje_file_add(Edje *ed)
char *buf = NULL;
int len = 0;
int def_done;
char *fontset = NULL, *fontsource = NULL, *ts;
stl = l->data;
if (stl->style) break;
stl->style = evas_textblock2_style_new();
evas_textblock2_style_set(stl->style, (const char *)buf);
def_done = 0;
/* FIXME: i think we have no choice by to parse the style line,
* look for font= tags and IF that font is in the .edj then prepend
* a "fonts/" to it to it's found
*/
if (_edje_fontset_append)
fontset = _edje_str_escape(_edje_fontset_append);
fontsource = _edje_str_escape(ed->path);
for (ll = stl->tags; ll; ll = ll->next)
{
tag = ll->data;
len += strlen(tag->key);
len += 1;
len += 1;
len += strlen(tag->value);
len += 1;
ts = _edje_format_reparse(ed->file, tag->value);
if (ts)
{
len += strlen(ts);
printf("%s\n", ts);
free(ts);
len += 1;
}
}
if (_edje_fontset_append)
if (fontset)
{
len += 1 + strlen("font_fallbacks=") + strlen(_edje_fontset_append);
len += 1 + strlen("font_fallbacks=") + strlen(fontset);
}
len += 1 + strlen("font_source=") + strlen(ed->path);
buf = malloc(len + 1);
@ -803,23 +1034,30 @@ _edje_file_add(Edje *ed)
tag = ll->data;
strcat(buf, tag->key);
strcat(buf, "='");
strcat(buf, tag->value);
ts = _edje_format_reparse(ed->file, tag->value);
if (ts)
{
strcat(buf, ts);
free(ts);
}
if ((!def_done) && (!strcmp(tag->key, "DEFAULT")))
{
if (_edje_fontset_append)
if (fontset)
{
strcat(buf, " ");
strcat(buf, "font_fallbacks=");
strcat(buf, _edje_fontset_append);
strcat(buf, fontset);
}
strcat(buf, " ");
strcat(buf, "font_source=");
strcat(buf, ed->path);
strcat(buf, fontsource);
def_done = 1;
}
strcat(buf, "'");
}
evas_textblock2_style_set(stl->style, buf);
if (fontset) free(fontset);
if (fontsource) free(fontsource);
evas_textblock2_style_set(stl->style, (const char *)buf);
free(buf);
}