Initial checkin

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@9933 a95241bf-73f2-0310-859d-f6bbb57e9c96
2004-11-12 02:02:58 +00:00
parent 5344cdf47b
commit 39241fe228
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+//----------------------------------------------------------------------------
+// Anti-Grain Geometry - Version 2.2
+// Copyright (C) 2002-2004 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: [email protected]
+//          [email protected]
+//          http://www.antigrain.com
+//----------------------------------------------------------------------------
+
+#ifndef AGG_VCGEN_MARKERS_TERM_INCLUDED
+#define AGG_VCGEN_MARKERS_TERM_INCLUDED
+
+#include "agg_basics.h"
+#include "agg_vertex_sequence.h"
+#include "agg_vertex_iterator.h"
+
+namespace agg
+{
+
+    //======================================================vcgen_markers_term
+    //
+    // See Implemantation agg_vcgen_markers_term.cpp
+    // Terminal markers generator (arrowhead/arrowtail)
+    //
+    //------------------------------------------------------------------------
+    class vcgen_markers_term
+    {
+    public:
+        vcgen_markers_term() : m_curr_id(0), m_curr_idx(0) {}
+
+        // Vertex Generator Interface
+        void remove_all();
+        void add_vertex(double x, double y, unsigned cmd);
+
+        // Vertex Source Interface
+        void rewind(unsigned id);
+        unsigned vertex(double* x, double* y);
+
+        typedef vcgen_markers_term source_type;
+        typedef vertex_iterator<source_type> iterator;
+        iterator begin(unsigned id) { return iterator(*this, id); }
+        iterator end() { return iterator(path_cmd_stop); }
+
+    private:
+        vcgen_markers_term(const vcgen_markers_term&);
+        const vcgen_markers_term& operator = (const vcgen_markers_term&);
+
+        struct coord_type
+        {
+            double x, y;
+
+            coord_type() {}
+            coord_type(double x_, double y_) : x(x_), y(y_) {}
+        };
+
+        typedef pod_deque<coord_type, 6> coord_storage;
+
+        coord_storage m_markers;
+        unsigned      m_curr_id;
+        unsigned      m_curr_idx;
+    };
+
+
+}
+
+#endif