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Author Topic: Image quality when copying diagrams to clipboard  (Read 6016 times)

rty

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Image quality when copying diagrams to clipboard
« on: September 04, 2015, 06:07:44 pm »
Hi all,

When copying a diagram to the clipboard, the image quality is not as I would have expected it. Here is an example (sorry for using an external server -- I was not able to figure out how to upload images to this board: http://www44.zippyshare.com/v/qGoL6pFH/file.html

Please note what might have been the shadow on the 'ActivityInitial' and 'ActivityFinal' nodes which looks like primitive pixel art from the ancient times.

The same diagram, saved to image file at 100% resolution gives an image of almost identical size but appropriate quality: http://www44.zippyshare.com/v/EoGSblA5/file.html

Am I doing anything wrong?

Geert Bellekens

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Re: Image quality when copying diagrams to clipboa
« Reply #1 on: September 04, 2015, 06:21:06 pm »
See http://www.sparxsystems.com/cgi-bin/yabb/YaBB.cgi?num=1441354208

Best not to post (almost) duplicate questions.

Geert

rty

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Re: Image quality when copying diagrams to clipboa
« Reply #2 on: September 08, 2015, 05:50:11 pm »
Thanks for the hint. I was unsure if things are different when using the OLE automation to copy or use the MS Windows clipboard. Additionally, the problem which made me start this thread is rather a Metafile creation problem (graphic objects are not placed properly) while the other thread is a resolution/size problem.

Anyway. Unfortunately, the suggested solutions did not help. Using Bitmap instead of Metafile for export avoids the problem.

Eve

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Re: Image quality when copying diagrams to clipboa
« Reply #3 on: September 14, 2015, 03:26:01 pm »
If you're having trouble with image quality for metafiles that EA has exported, first thing to try is using a different viewer. There are so many tools that render metafiles badly.

rty

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Re: Image quality when copying diagrams to clipboa
« Reply #4 on: September 14, 2015, 06:47:22 pm »
Thanks for the hint. I tried:
  • IBM Rational DOORS 9.5: really bad conversion into static Bitmap, no anti-aliasing
  • Microsoft Paint 6.1: like DOORS
  • Microsoft Office 2010: quite good rendering, handling the Image as vector graphics
  • Enterprise Architect 12 build 1215: like Office (Diagram > Save Image to Clipboard, Edit > Paste Image from Clipboard)
All applications (even EA itself!) share the fact that circular objects like "Activity Initial" or "Activity Final" appear to have different centers for object fill, object border etc.

Somehow I doubt that it's a Rendering Problem.  ;)