Not sure why, but I always use a nested canvas; one for the bgcolor and one
for graphics and other elements.
 - Chris Morrow

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml";
                layout="absolute" creationComplete="init()">
    <mx:Script>
        public function init():void
        {
            drawing_canvas.graphics.lineStyle(3,0xffffff, 1.0);
            drawing_canvas.graphics.moveTo(10,10);
            drawing_canvas.graphics.lineTo(100,100);
        }
    </mx:Script>
    <mx:Canvas width="100%" height="100%" backgroundColor="0x000000">
        <mx:Canvas id="drawing_canvas" />
    </mx:Canvas>
</mx:Application>

On Tue, Nov 16, 2010 at 9:29 AM, Atlanta Geek <[email protected]> wrote:

> I have the following code and the line is not visible.  If I remove
> the background color from the canvas the line is visible.
> Would anyone know why this is happening? I am on Flex 3.5
>
> <?xml version="1.0" encoding="utf-8"?>
> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml";
> layout="absolute" creationComplete="init()">
> <mx:Script>
> public function init():void
> {
>  drawing_canvas.graphics.lineStyle(3,0xffffff, 1.0);
>  drawing_canvas.graphics.moveTo(10,10);
>  drawing_canvas.graphics.lineTo(100,100);
> }
> </mx:Script>
>
> <mx:Canvas id="drawing_canvas" width="100%" height="100%"
> backgroundColor="0x000000" />
> </mx:Application>
>
>
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