initial commit. This is icculus version 5542b94cae02a6333845854bbbd1abe0a259f1a4

ExternalLibs/FTGL/include/FTContour.h

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+#ifndef     __FTContour__
+#define     __FTContour__
+
+#include "FTPoint.h"
+#include "FTVector.h"
+#include "FTGL.h"
+
+
+/**
+ * FTContour class is a container of points that describe a vector font
+ * outline. It is used as a container for the output of the bezier curve
+ * evaluator in FTVectoriser.
+ *
+ * @see FTOutlineGlyph
+ * @see FTPolyGlyph
+ * @see FTPoint
+ */
+class FTGL_EXPORT FTContour
+{
+    public:
+        /**
+         * Constructor
+         *
+         * @param contour
+         * @param pointTags
+         * @param numberOfPoints
+         */
+        FTContour( FT_Vector* contour, char* pointTags, unsigned int numberOfPoints);
+
+        /**
+         * Destructor
+         */
+        ~FTContour()
+        {
+            pointList.clear();
+        }
+        
+        /**
+         * Return a point at index.
+         *
+         * @param index of the point in the curve.
+         * @return const point reference
+         */
+        const FTPoint& Point( unsigned int index) const { return pointList[index];}
+
+        /**
+         * How many points define this contour
+         *
+         * @return the number of points in this contour
+         */
+        size_t PointCount() const { return pointList.size();}
+
+    private:
+        /**
+         * Add a point to this contour. This function tests for duplicate
+         * points.
+         *
+         * @param point The point to be added to the contour.
+         */
+        inline void AddPoint( FTPoint point);
+        
+        inline void AddPoint( float x, float y);
+        
+        /**
+         * De Casteljau (bezier) algorithm contributed by Jed Soane
+         * Evaluates a quadratic or conic (second degree) curve
+         */
+        inline void evaluateQuadraticCurve();
+
+        /**
+         * De Casteljau (bezier) algorithm contributed by Jed Soane
+         * Evaluates a cubic (third degree) curve
+         */
+        inline void evaluateCubicCurve();
+
+        /**
+         *  The list of points in this contour
+         */
+        typedef FTVector<FTPoint> PointVector;
+        PointVector pointList;
+        
+        /**
+         * 2D array storing values of de Casteljau algorithm.
+         */
+        float controlPoints[4][2];
+};
+
+#endif // __FTContour__