Data commit

Task/Greyscale-bars-Display/Python/greyscale-bars-display.py

@@ -0,0 +1,25 @@
+#!/usr/bin/env python
+#four gray scaled stripes 8:16:32:64 in Python 2.7.1
+
+from livewires import *
+
+horiz=640; vert=480; pruh=vert/4; dpp=255.0
+begin_graphics(width=horiz,height=vert,title="Gray stripes",background=Colour.black)
+
+def ty_pruhy(each):
+	hiy=each[0]*pruh; loy=hiy-pruh
+	krok=horiz/each[1]; piecol=255.0/(each[1]-1)
+	for x in xrange(0,each[1]):
+		barva=Colour(piecol*x/dpp,piecol*x/dpp,piecol*x/dpp ); set_colour(barva)
+		if each[2]:
+			box(x*krok,hiy,x*krok+krok,loy,filled=1)
+		else:
+			box(horiz-x*krok,hiy,horiz-((x+1)*krok),loy,filled=1)
+
+# main
+source=[[4,8,True],[3,16,False],[2,32,True],[1,64,False]]
+for each in source:
+	ty_pruhy(each)
+
+while keys_pressed() != [' ']: # press spacebar to close window
+	pass