9 objectName: "blackrect"
15 opacity: (whiteRect.width-blackRect.x+whiteRect.height-blackRect.y-199)/200
16 Text { text: blackRect.opacity}
18 objectName: "mouseregion"
20 drag.target: blackRect
21 drag.axis: Drag.XAndYAxis
23 drag.maximumX: whiteRect.width-blackRect.width
25 drag.maximumY: whiteRect.height-blackRect.height