import QtQuick 2.5
import fbx.application 1.0

Application { 
    color: "white"
    property int aX : 50
    property int aY : 50

    Rectangle { 
        id: bluerect
        width: 20; height: 20
        color: "blue"
        radius: width/2
        x: 500
        y: 500
    } 

    Rectangle { 
        id: greenrect
        width: 20; height: 20
        color: "green"
        radius: width/2
        x: 250
        y: 250
    } 

    Rectangle { 
        id: redrect
        width: 20; height: 20
        color: "red"
        radius: width/2
        x: 750
        y: 250
    } 

    Rectangle { 
        focus: true
        id: rect
        width: 20; height: 20
        radius: width/2
        color: "red"
        x: aX
        y: aY

        Keys.onRightPressed: aX += 10
        Keys.onLeftPressed: aX -= 10
        Keys.onUpPressed: aY-= 10
        Keys.onDownPressed: aY+= 10

        Keys.onReturnPressed: { 
            if((rect.x === bluerect.x) && (rect.y === bluerect.y))
                    rect.color = bluerect.color
            else if((rect.x === greenrect.x) && (rect.y === greenrect.y))
                rect.color = greenrect.color
            else if((rect.x === redrect.x) && (rect.y === redrect.y))
                rect.color = redrect.color
        } 
    } 
}