54 lines
1.3 KiB
Text
54 lines
1.3 KiB
Text
# Project : Munching squares
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load "guilib.ring"
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paint = null
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new qapp
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{
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win1 = new qwidget() {
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setwindowtitle("Archimedean spiral")
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setgeometry(100,100,500,600)
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label1 = new qlabel(win1) {
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setgeometry(10,10,400,400)
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settext("")
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}
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new qpushbutton(win1) {
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setgeometry(150,500,100,30)
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settext("draw")
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setclickevent("draw()")
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}
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show()
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}
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exec()
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}
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func draw
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p1 = new qpicture()
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color = new qcolor() {
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setrgb(0,0,255,255)
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}
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pen = new qpen() {
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setcolor(color)
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setwidth(1)
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}
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paint = new qpainter() {
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begin(p1)
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setpen(pen)
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w = 100
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for x = 0 to w
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for y = 0 to w
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b = (x ^ y)
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color = new qcolor()
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color.setrgb(255 -b,b /2,b,255)
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pen.setcolor(color)
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setpen(pen)
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drawpoint(x,w -y -1)
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next
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next
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endpaint()
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}
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label1 { setpicture(p1) show() }
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return
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