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import Qt 4.7

Rectangle {

    id: page

    width: 640; height: 480

    color: "Black"

    // Make a ball to bounce

    Rectangle {

        id: ball

        // Add a property for the target y coordinate

        property variant direction : "right"

        x: 20; width: 20; height: 20; z: 1

        color: "Lime"

        // Move the ball to the right and back to the left repeatedly

        SequentialAnimation on x {

            loops: Animation.Infinite

            NumberAnimation { to: page.width - 40; duration: 2000 }

            PropertyAction { target: ball; property: "direction"; value: "left" }

            NumberAnimation { to: 20; duration: 2000 }

            PropertyAction { target: ball; property: "direction"; value: "right" }

        }

        // Detect the ball hitting the top or bottom of the view and bounce it

        onYChanged: {

            if (y <= 0) {

            } else if (y >= page.height - 20) {

            }

        }

    }

    // Place bats to the left and right of the view, following the y

    // coordinates of the ball.

    Rectangle {

        id: leftBat

        color: "Lime"

        x: 2; width: 20; height: 90

    }

    Rectangle {

        id: rightBat

        color: "Lime"

        x: page.width - 22; width: 20; height: 90

    }

    // The rest, to make it look realistic, if neither ever scores...

    Rectangle { color: "Lime"; x: page.width/2-80; y: 0; width: 40; height: 60 }

    Rectangle { color: "Black"; x: page.width/2-70; y: 10; width: 20; height: 40 }

    Rectangle { color: "Lime"; x: page.width/2+40; y: 0; width: 40; height: 60 }

    Rectangle { color: "Black"; x: page.width/2+50; y: 10; width: 20; height: 40 }

    Repeater {

        model: page.height / 20

        Rectangle { color: "Lime"; x: page.width/2-5; y: index * 20; width: 10; height: 10 }

    }

}