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_SPAN_GENERATOR_INCLUDED
+#define AGG_SPAN_GENERATOR_INCLUDED
+
+#include "agg_basics.h"
+#include "agg_span_allocator.h"
+
+namespace agg
+{
+
+    //==========================================================span_generator
+    template<class ColorT, class Allocator> class span_generator
+    {
+    public:
+        typedef ColorT color_type;
+        typedef Allocator alloc_type;
+
+        //--------------------------------------------------------------------
+        span_generator(alloc_type& alloc) : m_alloc(&alloc) {}
+
+        //--------------------------------------------------------------------
+        void allocator(alloc_type& alloc) { m_alloc = &alloc; }
+        alloc_type& allocator() { return *m_alloc; }
+
+        //--------------------------------------------------------------------
+        void prepare(unsigned max_span_len) 
+        {
+            m_alloc->allocate(max_span_len);
+        }
+
+    private:
+        alloc_type* m_alloc;
+    };
+}
+
+#endif