Merge to XFA: Separate agg-authored code from fx-authored code.

Original Review URL: https://codereview.chromium.org/1152743007.
BUG=pdfium:166
R=brucedawson@chromium.org, thestig@chromium.org
TBR=brucedawson@chromium.org, thestig@chromium.org

Review URL: https://codereview.chromium.org/1186423003.

1 files changed, 61 insertions, 0 deletions

diff --git a/third_party/agg23/agg_conv_dash.h b/third_party/agg23/agg_conv_dash.h
new file mode 100644
index 0000000000..63b2019dde
--- /dev/null
+++ b/third_party/agg23/agg_conv_dash.h
@@ -0,0 +1,61 @@
+
+//----------------------------------------------------------------------------
+// Anti-Grain Geometry - Version 2.3
+// 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
+//----------------------------------------------------------------------------
+//
+// conv_dash
+//
+//----------------------------------------------------------------------------
+#ifndef AGG_CONV_DASH_INCLUDED
+#define AGG_CONV_DASH_INCLUDED
+#include "agg_basics.h"
+#include "agg_vcgen_dash.h"
+#include "agg_conv_adaptor_vcgen.h"
+namespace agg
+{
+template<class VertexSource, class Markers = null_markers>
+struct conv_dash : public conv_adaptor_vcgen<VertexSource, vcgen_dash, Markers> {
+    typedef Markers marker_type;
+    typedef conv_adaptor_vcgen<VertexSource, vcgen_dash, Markers> base_type;
+    conv_dash(VertexSource& vs) :
+        conv_adaptor_vcgen<VertexSource, vcgen_dash, Markers>(vs)
+    {
+    }
+    void remove_all_dashes()
+    {
+        base_type::generator().remove_all_dashes();
+    }
+    void add_dash(FX_FLOAT dash_len, FX_FLOAT gap_len)
+    {
+        base_type::generator().add_dash(dash_len, gap_len);
+    }
+    void dash_start(FX_FLOAT ds)
+    {
+        base_type::generator().dash_start(ds);
+    }
+    void shorten(FX_FLOAT s)
+    {
+        base_type::generator().shorten(s);
+    }
+    double shorten() const
+    {
+        return base_type::generator().shorten();
+    }
+private:
+    conv_dash(const conv_dash<VertexSource, Markers>&);
+    const conv_dash<VertexSource, Markers>&
+    operator = (const conv_dash<VertexSource, Markers>&);
+};
+}
+#endif