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Re: Drawing on top of QTCaptureView
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Re: Drawing on top of QTCaptureView


  • Subject: Re: Drawing on top of QTCaptureView
  • From: Joar Wingfors <email@hidden>
  • Date: Thu, 31 Dec 2009 23:52:07 -0800

On 31 dec 2009, at 08.14, Bengt Nilsson wrote:

> I need to draw a cross-hair on top of a QTCaptureView with a video preview from a USB camera.
> For this app, I am starting from the sample project QTRecorder.
> I create the cross-hair line in the Interface Builder.
> Problem is that the video is always on top, overwriting the cross-hair lines.
> Is there a way to let the cross-hair lines be drawn in front of the video, by some property setting in IB for the lines?
> I tried different settings, like "move to front", defining "parent", etc., but nothing seems to help.
> Or do they need to be drawn programatically?


If everything else fails you should at least be able to do this by placing the crosshairs in a separate transparent window that you programmatically position on top of the other window.

j o a r


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References: 
 >Drawing on top of QTCaptureView (From: Bengt Nilsson <email@hidden>)

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