X-Git-Url: https://git.jsancho.org/?a=blobdiff_plain;f=gacela_ttf.lisp;h=6fbe4e58c958bcffc2d9b692403455cc6760ae16;hb=90f83164ea36dae4c0f3370f8ebbf7e30fe83297;hp=89d9b6803873520b641c4d9748246f60c269def6;hpb=62879aade12d2cd6858f68a1bf5d224bc61b5f86;p=gacela.git

diff --git a/gacela_ttf.lisp b/gacela_ttf.lisp
index 89d9b68..6fbe4e5 100644
--- a/gacela_ttf.lisp
+++ b/gacela_ttf.lisp
@@ -16,12 +16,19 @@
 
 (in-package :gacela)
 
-(defun open-font (font-file &optional (size 80) (encoding ft_encoding_unicode))
-  (let ((font (ftglCreateTextureFont font-file)))
-    (cond ((/= font 0)
-	   (ftglSetFontFaceSize font size 72)
-	   (ftglSetFontCharMap font encoding)
-	   font))))
+(defun open-font (font-file &key (size 80) (encoding ft_encoding_unicode) static)
+  (let ((key (make-resource-font :filename font-file :size size :encoding encoding)))
+    (cond ((get-resource key) key)
+	  (t
+	   (let ((font (ftglCreateTextureFont font-file)))
+	     (cond ((/= font 0)
+		    (ftglSetFontFaceSize font size 72)
+		    (ftglSetFontCharMap font encoding)
+		    (set-resource key
+				  `(:id-font ,font)
+				  (lambda () (ftglDestroyFont font))
+				  :static static)
+		    key)))))))
 
 (defun render-text (text font)
-  (ftglRenderFont font text FTGL_RENDER_ALL))
+  (ftglRenderFont (getf font :id-font) text FTGL_RENDER_ALL))