Add agg_renderer_base::fill(color&) method for blending a color. Complements the clear(color&) method, which copies the color.

Signed-off-by: Augustin Cavalier <[email protected]>

headers/libs/agg/agg_renderer_base.h

@@ -133,6 +133,18 @@ namespace agg
             }
         }
 
+        //--------------------------------------------------------------------
+        void fill(const color_type& c)
+        {
+            unsigned y;
+            if(width())
+            {
+                for(y = 0; y < height(); y++)
+                {
+                    m_ren->blend_hline(0, y, width(), c, cover_mask);
+                }
+            }
+        }
 
         //--------------------------------------------------------------------
         void copy_pixel(int x, int y, const color_type& c)