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-rw-r--r--src/graph/PS/fillpoly.ps24
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diff --git a/src/graph/PS/fillpoly.ps b/src/graph/PS/fillpoly.ps
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+% operand stack configuration in order to use psDrawFilled:
+% psFillPoly
+% XPoint[0].y
+% XPoint[0].x
+% n
+% ...
+% XPoint[n].y
+% XPoint[n].x
+% graphics-context dictionary
+% this draws a polygon by connecting all the points and fills the
+% region with foreground color
+
+/psFillPoly
+ { gsave
+ newpath
+ yVal moveto
+ 1 sub {
+ yVal lineto
+ } repeat
+ closepath
+ begin installGC fill end %% fills with foreground color
+ grestore }
+ def
+