From 2cc3fb471502d7425bb4fc57610a9792e1935a97 Mon Sep 17 00:00:00 2001
From: Bill Meltsner <bill@meltsner.com>
Date: Tue, 24 Aug 2010 14:12:12 -0500
Subject: [PATCH] Fonts now handle resolution changes properly

---
 src/modules/graphics/opengl/Font.cpp | 19 +++++++++++++++++++
 src/modules/graphics/opengl/Font.h   |  6 +++++-
 2 files changed, 24 insertions(+), 1 deletion(-)

diff --git a/src/modules/graphics/opengl/Font.cpp b/src/modules/graphics/opengl/Font.cpp
index b0441a7d8..0b49e7442 100644
--- a/src/modules/graphics/opengl/Font.cpp
+++ b/src/modules/graphics/opengl/Font.cpp
@@ -171,6 +171,25 @@ namespace opengl
 	{
 		return mSpacing;
 	}
+	
+	bool Font::loadVolatile()
+	{
+		// reload all glyphs
+		for(unsigned int i = 0; i < MAX_CHARS; i++)
+		{
+			glyphs[i]->load(); 
+			glNewList(list + i, GL_COMPILE);
+			glyphs[i]->draw(0, 0, 0, 1, 1, 0, 0);
+			glEndList();
+		}
+		return true;
+	}
+	
+	void Font::unloadVolatile()
+	{
+		// delete the glyphs
+		glDeleteLists(list, MAX_CHARS);
+	}
 
 } // opengl
 } // graphics
diff --git a/src/modules/graphics/opengl/Font.h b/src/modules/graphics/opengl/Font.h
index 4228b312c..a8b0bb023 100644
--- a/src/modules/graphics/opengl/Font.h
+++ b/src/modules/graphics/opengl/Font.h
@@ -35,7 +35,7 @@ namespace graphics
 {
 namespace opengl
 {
-	class Font : public Object
+	class Font : public Object, public Volatile
 	{
 	private:
 
@@ -148,6 +148,10 @@ namespace opengl
 		* Returns the spacing modifier.
 		**/
 		float getSpacing() const;
+		
+		// Implements Volatile.
+		bool loadVolatile();
+		void unloadVolatile();	
 
 	}; // Font