某开发者编写了如下代码,请问此lmage控件将显示哪几种颜色? public void onStart(Intent intent super.onStart(intent): super.setUlContent(ResourceTable.Layout_ability draw_task): findComponentByld(ResourceTable.Ld_img).addDrawTask (new Component. DrawTask)[@0verride public void onDraW (Component component,Canvas canvas) [ Paint paint= new Paint O: paint. setColor(Co1or.CREEND) canvas. drawRect(0. 0,component.getwidthO.component.getHe ightO/2.paint); ].Component. DrawTask.BETTEEN BAOKGROUD_AD_CONTENT);findComponentByld(ResourceTable.1d_img).addDrawTask (new Componen DrawTaskO{ COverride public voidonDmaw(Comp onent component, Canvas canvas) Paint paint =new Paint paint.setCo1or(Co1on.WHITE)canvas.drawRectcO.component- eetHeight0/2,component. ge tTidthO.component.getHei ght O. paint)Componene.DrawTask.BETMEEN_CONTENT_AND FOREGROUND).