Vibrating rectangles

Vibrating rectangles is a draft programming task. It is not yet considered ready to be promoted as a complete task, for reasons that should be found in its talk page.

Create Vibrating rectangles

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Ring

Vibrating rectangles is a draft programming task. It is not yet considered ready to be promoted as a complete task, for reasons that should be found in its talk page.

<lang ring>

This example is incorrect. It does not accomplish the given task. Please fix the code and remove this message.

1. Project : Vibrating rectangles
2. Date  : 2018/07/18
3. Author : Gal Zsolt (~ CalmoSoft ~), Bert Mariani, Mahmoud Fayed
4. Email  : <calmosoft@gmail.com>

Load "guilib.ring"

color1 = new qcolor() { setrgb( 255,0,0,255 ) } pen1 = new qpen() { setcolor(color1) setwidth(2) }

color2 = new qcolor() { setrgb( 0,255,0,255 ) } pen2 = new qpen() { setcolor(color2) setwidth(2) }

color3 = new qcolor() { setrgb( 0,0,255,255 ) } pen3 = new qpen() { setcolor(color3) setwidth(2) }

penArray = [pen1, pen2, pen3] penNbr = 1

New qapp {

  win1 =  new qwidget()
   {
             setwindowtitle("Drawing using QPixMap")
             setgeometry(100,100,500,500)
             label1 = new qlabel(win1)
             {
                          setgeometry(10,10,500,500)
                          settext("")
             }       
             Canvas = new qlabel(win1)
            {              
                           MonaLisa = new qPixMap2( 500,500)  
                           color = new qcolor(){ setrgb(255,0,0,255) }

                          daVinci = new qpainter() 
                          {
                                        begin(MonaLisa)               
                          }            
            setpixmap(MonaLisa)         
            }       

nCounter = 0 oTimer = new qTimer(win1) { setinterval(500) settimeoutevent("DrawCounter()") start() }

      show()      
   }
  exec()

} DrawCounter()

func DrawCounter()

       nCounter++
       if nCounter < 15
          Draw(penArray[penNbr])
       elseif nCounter % 15 = 0
           nCounter = 0
           penNbr++
           if penNbr > 3
              penNbr = 1
           ok       
           Draw(penArray[penNbr])
       ok

return

Func Draw(pen1)

        daVinci.setpen(penArray[penNbr])
        daVinci.drawrect(50+nCounter*10, 50+nCounter*10, 300-nCounter*20, 300-nCounter*20)
        Canvas.setpixmap(MonaLisa)      
        win1.show()                     

return</lang> Output:

Vibrating rectangles