Repo created

3party/agg/agg_rounded_rect.h

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+//----------------------------------------------------------------------------
+// Anti-Grain Geometry - Version 2.4
+// Copyright (C) 2002-2005 Maxim Shemanarev (http://www.antigrain.com)
+//
+// Permission to copy, use, modify, sell and distribute this software 
+// is granted provided this copyright notice appears in all copies. 
+// This software is provided "as is" without express or implied
+// warranty, and with no claim as to its suitability for any purpose.
+//
+//----------------------------------------------------------------------------
+// Contact: mcseem@antigrain.com
+//          mcseemagg@yahoo.com
+//          http://www.antigrain.com
+//----------------------------------------------------------------------------
+//
+// Rounded rectangle vertex generator
+//
+//----------------------------------------------------------------------------
+
+#ifndef AGG_ROUNDED_RECT_INCLUDED
+#define AGG_ROUNDED_RECT_INCLUDED
+
+#include "agg_basics.h"
+#include "agg_arc.h"
+
+namespace agg
+{
+    //------------------------------------------------------------rounded_rect
+    //
+    // See Implemantation agg_rounded_rect.cpp
+    //
+    class rounded_rect
+    {
+    public:
+        rounded_rect() {}
+        rounded_rect(double x1, double y1, double x2, double y2, double r);
+
+        void rect(double x1, double y1, double x2, double y2);
+        void radius(double r);
+        void radius(double rx, double ry);
+        void radius(double rx_bottom, double ry_bottom, double rx_top, double ry_top);
+        void radius(double rx1, double ry1, double rx2, double ry2, 
+                    double rx3, double ry3, double rx4, double ry4);
+        void normalize_radius();
+
+        void approximation_scale(double s) { m_arc.approximation_scale(s); }
+        double approximation_scale() const { return m_arc.approximation_scale(); }
+
+        void rewind(unsigned);
+        unsigned vertex(double* x, double* y);
+
+    private:
+        double m_x1;
+        double m_y1;
+        double m_x2;
+        double m_y2;
+        double m_rx1;
+        double m_ry1;
+        double m_rx2;
+        double m_ry2;
+        double m_rx3;
+        double m_ry3;
+        double m_rx4;
+        double m_ry4;
+        unsigned m_status;
+        arc      m_arc;
+    };
+
+}
+
+#endif
+