#! /usr/NeWS/bin/psh
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%	lines 9.2 88/01/18
%
%  Drag a window with a bunch of lines.  The icon uses the
%  same drawing proc.
%
/linesperside 20 def
/fillcanvaswithlines { % linesperside => -
    gsave
    1 fillcanvas
    0 setgray
    clippath pathbbox
    scale pop pop
    0 exch
    0 1 3 -1 roll div 1 {
        ColorDisplay? {dup 1 1 sethsbcolor} if
	0 0 moveto 1 1 index lineto stroke
	0 0 moveto 1 lineto stroke
	1 add dup 10 eq {pop 0 pause} if % pause every N sets of lines
    } for
    pop
    grestore
} def
/main {
    /linesperside 10 def
    /setlinesfrommenu {
	/linesperside currentkey cvi 2 div store
	/paintclient win send
    } def
    
    /win framebuffer /new DefaultWindow send def	% Create a window
    /reshapefromuser win send				% Shape it.
    {							% Install my stuff.
	/FrameLabel (Lines) def
	/PaintClient {linesperside fillcanvaswithlines} def
	/PaintIcon {10 fillcanvaswithlines 0 strokecanvas} def
	/ClientMenu
	    [ (4) (8) (10) (20) (100) (250) (500) (1000) (2000) ]
	    [ {setlinesfrommenu} ] /new DefaultMenu send def
    } win send

    /map win send  % Map the window. (Damage causes PaintClient to be called)
} def

main