Re: dragging an big image

Posted by Gabriel Landini on Jul 04, 2009; 1:07pm
URL: http://imagej.273.s1.nabble.com/dragging-an-big-image-tp3691912p3691915.html

On Saturday 04 July 2009, Michael Strupp wrote:

> First of all thanks for your help.
> The first thing is that, the old image gets re-drawn, while the user drags
> the image. When there is for example an empty image with an object on the
> left side of the image and the user drags this object to the right side,
> there will be a stripe over the image, where the user dragged the object.
> So the question is to disable ImageJ to re-draw, while dragging.
>
> The second point is, that the image gets not displayed correctly, after the
> image data of the next image section is loaded. Not until I start to
> drag(just for the size of 1 pixel) the image again, the correct image
> section gets shown. It looks like the correct image data is loaded, but the
> image is not shown.
>
> Especially the second problem is difficult to explain, but I hope someone
> knows what I mean and can help me. Maybe the second problem is answerd,
> when the first problem is solved.

Maybe a starting point would be to post the code so far and provide a sample
image to try it.

Cheers

G.