BufferedImage.subimage(x, y, w, h);
- Don
On Mar 29, 2005, at 5:07 PM, Edward Welling wrote:
> Hello Users:
>
> We need to accomplish step number (5) below in a CADRG projection.
>
> We know how to do 1 through 3:
>
> 1) From a button click, the program calls a function which returns
> bitmap image data from the map bean:
>
> byte bmpData[] = bmpFormatter.getImageFromMapBean(mapBean);
>
> For example, assume this bitmap data is an image of the
> continental United States, and appears the same as the full-screen
> image the user sees.
>
> 2) From the same function, a new Layer is added which displays a
> moveable and resizable rectangle.
>
> 3) Moving and resizing the rectangle, the user encloses a portion of
> the current screen, say the State of Florida.
>
> 4) From the layer, a function returns the (2) x-y pairs which define
> the rectangle.
>
> Here is the part we haven't figured out:
> 5) Pass these x-y values to a function which returns the bitmap
> image data for just the rectangle. The result is a bitmap image
> rectangle "cut" from the full-screen image.
>
> Questions:
> Does such a function already exist?
> Has anybody out there done this? If so, how?
>
> Regards,
>
> Edward Welling
> Software Engineer
> Custom Manufacturing & Engineering
> ewelling_at_custom-mfg-eng.com
>
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
Don Dietrick, dietrick_at_bbn.com
BBN Technologies, Cambridge, MA
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
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Received on Fri Apr 01 2005 - 08:30:07 EST