Create Polyline

 a program that draws a polyline based on a sequence of mouse clicks on the frame.

Author: PShivani07

Polyline

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+# Polyline drawing in codeskulptor
+
+import simplegui
+import math
+
+polyline = []
+
+def click(pos):
+    global polyline
+    polyline.append(pos)
+          
+def clear():
+    global polyline
+    polyline = []
+
+def draw(canvas):
+    if len(polyline) == 1:
+            canvas.draw_point(polyline[0] , "White")
+    for i in range(1 ,len(polyline)):
+        canvas.draw_line(polyline[i-1] ,polyline[i] ,2 ,"White" )
+                   
+frame = simplegui.create_frame("Echo click", 300, 200)
+frame.set_mouseclick_handler(click)
+frame.set_draw_handler(draw)
+frame.add_button("Clear", clear)
+
+frame.start()
+