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From 6f1ab5f4b470bcf4e7e72aac6e2f7f6ee3e7b424 Mon Sep 17 00:00:00 2001
From: Tom Hughes <tom@compton.nu>
Date: Sat, 22 Jun 2013 12:16:42 +0100
Subject: [PATCH 13/15] Modify agg conv classes to allow access to the original
 geometry type

---
 include/agg_conv_adaptor_vcgen.h | 2 ++
 include/agg_conv_adaptor_vpgen.h | 1 +
 include/agg_conv_clip_polygon.h  | 1 +
 include/agg_conv_clip_polyline.h | 1 +
 include/agg_conv_smooth_poly1.h  | 2 ++
 5 files changed, 7 insertions(+)

diff --git a/include/agg_conv_adaptor_vcgen.h b/include/agg_conv_adaptor_vcgen.h
index 7bd9b07..fef4579 100644
--- a/include/agg_conv_adaptor_vcgen.h
+++ b/include/agg_conv_adaptor_vcgen.h
@@ -38,6 +38,7 @@ namespace agg
 
         void rewind(unsigned) {}
         unsigned vertex(double*, double*) { return path_cmd_stop; }
+        unsigned type() const { return 0; }
     };
 
 
@@ -73,6 +74,7 @@ namespace agg
         }
 
         unsigned vertex(double* x, double* y);
+        unsigned type() const { return m_source->type(); }
 
     private:
         // Prohibit copying
diff --git a/include/agg_conv_adaptor_vpgen.h b/include/agg_conv_adaptor_vpgen.h
index dca9415..a39102d 100644
--- a/include/agg_conv_adaptor_vpgen.h
+++ b/include/agg_conv_adaptor_vpgen.h
@@ -42,6 +42,7 @@ namespace agg
 
         void rewind(unsigned path_id);
         unsigned vertex(double* x, double* y);
+        unsigned type() const { return m_source->type(); }
 
     private:
         conv_adaptor_vpgen(const conv_adaptor_vpgen<VertexSource, VPGen>&);
diff --git a/include/agg_conv_clip_polygon.h b/include/agg_conv_clip_polygon.h
index 3c34590..e417a7d 100644
--- a/include/agg_conv_clip_polygon.h
+++ b/include/agg_conv_clip_polygon.h
@@ -60,6 +60,7 @@ namespace agg
         double y1() const { return base_type::vpgen().y1(); }
         double x2() const { return base_type::vpgen().x2(); }
         double y2() const { return base_type::vpgen().y2(); }
+        unsigned type() const { return base_type::type(); }
 
     private:
         conv_clip_polygon(const conv_clip_polygon<VertexSource>&);
diff --git a/include/agg_conv_clip_polyline.h b/include/agg_conv_clip_polyline.h
index d45067f..0de4b57 100644
--- a/include/agg_conv_clip_polyline.h
+++ b/include/agg_conv_clip_polyline.h
@@ -60,6 +60,7 @@ namespace agg
         double y1() const { return base_type::vpgen().y1(); }
         double x2() const { return base_type::vpgen().x2(); }
         double y2() const { return base_type::vpgen().y2(); }
+        unsigned type() const { return base_type::type(); }
 
     private:
         conv_clip_polyline(const conv_clip_polyline<VertexSource>&);
diff --git a/include/agg_conv_smooth_poly1.h b/include/agg_conv_smooth_poly1.h
index 15f7f8d..0956c4e 100644
--- a/include/agg_conv_smooth_poly1.h
+++ b/include/agg_conv_smooth_poly1.h
@@ -48,6 +48,7 @@ namespace agg
 
         void   smooth_value(double v) { base_type::generator().smooth_value(v); }
         double smooth_value() const { return base_type::generator().smooth_value(); }
+        unsigned type() const { return base_type::type(); }
 
     private:
         conv_smooth_poly1(const conv_smooth_poly1<VertexSource>&);
@@ -70,6 +71,7 @@ namespace agg
 
         void   smooth_value(double v) { m_smooth.generator().smooth_value(v); }
         double smooth_value() const { return m_smooth.generator().smooth_value(); }
+        unsigned type() const { return m_smooth.type(); }
 
     private:
         conv_smooth_poly1_curve(const conv_smooth_poly1_curve<VertexSource>&);
-- 
1.8.1.4