initial commit. This is icculus version 5542b94cae02a6333845854bbbd1abe0a259f1a4

ExternalLibs/FTGL/include/FTGlyph.h

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+#ifndef     __FTGlyph__
+#define     __FTGlyph__
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_GLYPH_H
+
+#include "FTBBox.h"
+#include "FTPoint.h"
+#include "FTGL.h"
+
+
+/**
+ * FTGlyph is the base class for FTGL glyphs.
+ *
+ * It provides the interface between Freetype glyphs and their openGL
+ * renderable counterparts. This is an abstract class and derived classes
+ * must implement the <code>render</code> function. 
+ * 
+ * @see FTGlyphContainer
+ * @see FTBBox
+ * @see FTPoint
+ *
+ */
+class FTGL_EXPORT FTGlyph
+{
+    public:
+        /**
+         * Constructor
+         *
+         * @param glyph The Freetype glyph to be processed
+         * @param useDisplayList Enable or disable the use of Display Lists for this glyph
+         *                       <code>true</code> turns ON display lists.
+         *                       <code>false</code> turns OFF display lists.
+         */
+        FTGlyph( FT_GlyphSlot glyph, bool useDisplayList = true);
+
+        /**
+         * Destructor
+         */
+        virtual ~FTGlyph();
+
+        /**
+         * Renders this glyph at the current pen position.
+         *
+         * @param pen   The current pen position.
+         * @return      The advance distance for this glyph.
+         */
+        virtual const FTPoint& Render( const FTPoint& pen) = 0;
+        
+        /**
+         * Return the advance width for this glyph.
+         *
+         * @return  advance width.
+         */
+        const FTPoint& Advance() const { return advance;}
+        
+        /**
+         * Return the bounding box for this glyph.
+         *
+         * @return  bounding box.
+         */
+        const FTBBox& BBox() const { return bBox;}
+        
+        /**
+         * Queries for errors.
+         *
+         * @return  The current error code.
+         */
+        FT_Error Error() const { return err;}
+        
+    protected:
+        /**
+         * The advance distance for this glyph
+         */
+        FTPoint advance;
+
+        /**
+         * The bounding box of this glyph.
+         */
+        FTBBox bBox;
+        
+        /**
+         * Flag to enable or disable the use of Display Lists inside FTGL
+         * <code>true</code> turns ON display lists.
+         * <code>false</code> turns OFF display lists.
+         */
+        bool useDisplayList;
+        
+        /**
+         * Current error code. Zero means no error.
+         */
+        FT_Error err;
+        
+    private:
+
+};
+
+
+#endif  //  __FTGlyph__
+