the rest of shorne's font stuff

src/bin/e_font.c

@@ -0,0 +1,290 @@
+/*
+ * vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
+ */
+#include "e.h"
+#include "config.h"
+
+/* TODO List:
+ * - export to libe
+ * - use e_path to search for available fonts
+ */
+
+static Evas_List *_e_font_defaults;	/* MRU <E_Font_Default> */
+static Evas_List *_e_font_fallbacks;	/* <E_Font_Fallback> */
+
+static Evas_List *_e_font_font_dir_available_get (Evas_List * available_fonts, const char *font_dir);
+
+int
+e_font_init(void)
+{
+   /* just get the pointers into the config */
+   _e_font_defaults = e_config->font_defaults;
+   _e_font_fallbacks = e_config->font_fallbacks;
+   return 1;
+}
+
+int
+e_font_shutdown(void)
+{
+   /* e_config will do this */
+   return 1;
+}
+
+void
+e_font_apply(void)
+{
+   char buf[PATH_MAX];
+   Evas_List *next;
+   E_Font_Fallback *eff;
+   E_Font_Default *efd;
+   
+   /* setup edje fallback list */
+   next = _e_font_fallbacks;
+   if (next)
+     {
+	eff = evas_list_data(next);
+	strncpy(buf, eff->name, PATH_MAX - 1);
+	next = evas_list_next(next);
+     }
+   else
+     {
+	edje_fontset_append_set(NULL);
+     }
+   
+   while (next)
+     {
+	eff = evas_list_data(next);
+	strcat(buf, ",");
+	strcat(buf, eff->name);
+	next = evas_list_next(next);
+     }
+   edje_fontset_append_set(buf);
+   
+   /* setup edje text classes */
+   next = _e_font_defaults;
+   while (next)
+     {
+	efd = evas_list_data(next);
+	edje_text_class_set(efd->text_class, efd->font, efd->size);
+	next = evas_list_next(next);
+     }
+}
+
+Evas_List *
+e_font_available_list(void)
+{
+   Evas_List *available;
+   
+   available = NULL;
+   /* use e_path for this */
+   available = _e_font_font_dir_available_get(available, "~/.e/e/fonts");
+   available = _e_font_font_dir_available_get(available, PACKAGE_DATA_DIR "/data/fonts");
+   return available;
+}
+
+void
+e_font_available_list_free(Evas_List * available)
+{
+   char *font_name;
+   Evas_List *l;
+   
+   for (l = available; l; l = l->next)
+     {
+	font_name = evas_list_data(l);
+	available = evas_list_remove(available, l);
+	free(font_name);
+     }
+}
+
+void
+e_font_fallback_clear(void)
+{
+   Evas_List *next;
+   
+   next = _e_font_fallbacks;
+   while (next)
+     {
+	E_Font_Fallback *eff;
+	
+	eff = evas_list_data(next);
+	_e_font_fallbacks = evas_list_remove_list(_e_font_fallbacks, next);
+	E_FREE(eff->name);
+	E_FREE(eff);
+	next = evas_list_next(next);
+    }
+}
+
+void
+e_font_fallback_append(const char *font)
+{
+   E_Font_Fallback *eff;
+   
+   e_font_fallback_remove (font);
+   
+   eff = E_NEW(E_Font_Fallback, 1);
+   eff->name = strdup(font);
+   _e_font_fallbacks = evas_list_append(_e_font_fallbacks, eff);
+}
+
+void
+e_font_fallback_prepend(const char *font)
+{
+   E_Font_Fallback *eff;
+   
+   e_font_fallback_remove (font);
+   
+   eff = E_NEW(E_Font_Fallback, 1);
+   eff->name = strdup(font);
+   _e_font_fallbacks = evas_list_prepend(_e_font_fallbacks, eff);
+}
+
+void
+e_font_fallback_remove(const char *font)
+{
+   Evas_List *next;
+   
+   next = _e_font_fallbacks;
+   while (next)
+     {
+	E_Font_Fallback *eff;
+	
+	eff = evas_list_data(next);
+	if (!strcmp(eff->name, font))
+	  {
+	     _e_font_fallbacks = evas_list_remove_list(_e_font_fallbacks, next);
+	     E_FREE(eff->name);
+	     E_FREE(eff);
+	     break;
+	  }
+	next = evas_list_next(next);
+     }
+}
+
+Evas_List *
+e_font_fallback_list(void)
+{
+   return _e_font_fallbacks;
+}
+
+void
+e_font_default_set(const char *text_class, const char *font, int size)
+{
+   E_Font_Default *efd;
+   Evas_List *next;
+
+   /* search for the text class */
+   next = _e_font_defaults;
+   while (next)
+     {
+	efd = evas_list_data(next);
+	if (!strcmp(efd->text_class, text_class))
+	  {
+	     E_FREE(efd->font);
+	     efd->font = strdup(font);
+	     efd->size = size;
+	     /* move to the front of the list */
+	     _e_font_defaults = evas_list_remove_list(_e_font_defaults, next);
+	     _e_font_defaults = evas_list_prepend(_e_font_defaults, efd);
+	     return;
+	  }
+	next = evas_list_next(next);
+     }
+
+   /* the text class doesnt exist */
+   efd = E_NEW(E_Font_Default, 1);
+   efd->text_class = strdup(text_class);
+   efd->font = strdup(font);
+   efd->size = size;
+   
+   _e_font_defaults = evas_list_prepend(_e_font_defaults, efd);
+}
+
+/*
+ * returns a pointer to the data, return null if nothing if found.
+ */
+E_Font_Default *
+e_font_default_get(const char *text_class)
+{
+   E_Font_Default *efd;
+   Evas_List *next;
+
+   /* search for the text class */
+   next = _e_font_defaults;
+   while (next)
+     {
+	efd = evas_list_data(next);
+	if (!strcmp(efd->text_class, text_class))
+	  {
+	     /* move to the front of the list */
+	     _e_font_defaults = evas_list_remove_list(_e_font_defaults, next);
+	     _e_font_defaults = evas_list_prepend(_e_font_defaults, efd);
+	     return efd;
+	  }
+	next = evas_list_next(next);
+     }
+   return NULL;
+}
+
+void
+e_font_default_remove(const char *text_class)
+{
+   E_Font_Default *efd;
+   Evas_List *next;
+   
+   /* search for the text class */
+   next = _e_font_defaults;
+   while (next)
+     {
+	efd = evas_list_data(next);
+	if (!strcmp(efd->text_class, text_class))
+	  {
+	     _e_font_defaults = evas_list_remove_list(_e_font_defaults, next);
+	     E_FREE(efd->text_class);
+	     E_FREE(efd->font);
+	     E_FREE(efd);
+	     return;
+	  }
+	next = evas_list_next(next);
+    }
+}
+
+Evas_List *
+e_font_default_list(void)
+{
+   return _e_font_defaults;
+}
+
+static Evas_List *
+_e_font_font_dir_available_get(Evas_List * available_fonts, const char *font_dir)
+{
+   char buf[4096];
+   FILE *f;
+   
+   sprintf (buf, "%s/fonts.alias", font_dir);
+   f = fopen (buf, "r");
+   if (f)
+     {
+	char fname[4096], fdef[4096];
+	Evas_List *next;
+	
+	/* read font alias lines */
+	while (fscanf(f, "%4090s %[^\n]\n", fname, fdef) == 2)
+	  {
+	     /* skip comments */
+	     if ((fdef[0] == '!') || (fdef[0] == '#'))
+	       continue;
+	     
+	     /* skip duplicates */
+	     next = available_fonts;
+	     while (next)
+	       {
+		  if (!strcmp((char *)evas_list_data(next), fname))
+		    continue;
+		  next = evas_list_next(next);
+	       }
+	     available_fonts = evas_list_append(available_fonts, strdup(fname));
+	  }
+	fclose (f);
+     }
+   return available_fonts;
+}

src/bin/e_font.h

@@ -0,0 +1,45 @@
+/*
+ * vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
+ */
+#ifdef E_TYPEDEFS
+
+typedef struct _E_Font_Default E_Font_Default;
+typedef struct _E_Font_Fallback E_Font_Fallback;
+
+#else
+#ifndef E_FONT_H
+#define E_FONT_H
+
+struct _E_Font_Default
+{
+   char * text_class;
+   char * font;
+   int	size;
+};
+
+struct _E_Font_Fallback
+{
+   char * name;
+};
+
+EAPI int		e_font_init(void);
+EAPI int		e_font_shutdown(void);
+EAPI void		e_font_apply(void);
+EAPI Evas_List *	e_font_available_list(void);
+EAPI void		e_font_available_list_free(Evas_List * available);
+
+/* global font fallbacks */
+EAPI void		e_font_fallback_clear(void);
+EAPI void		e_font_fallback_append(const char * font);
+EAPI void		e_font_fallback_prepend(const char * font);
+EAPI void		e_font_fallback_remove(const char * font);
+EAPI Evas_List *	e_font_fallback_list(void);
+
+/* setup edje text classes */
+EAPI void		e_font_default_set(const char * text_class, const char * font, int size);
+EAPI E_Font_Default *	e_font_default_get(const char * text_class);
+EAPI void		e_font_default_remove(const char * text_class);
+EAPI Evas_List *	e_font_default_list(void);
+
+#endif
+#endif