[Libreoffice] [PATCH] new color picker dialog for all applications

[Fridrich Strba]

Taking mutex on this one. Will integrate to master.

F.

On Thu, 2011-05-05 at 22:18 +0200, Christian Lippka wrote: 
> This is a patch I have hacked on in my spare time.
> 
> It replaces the old color picker with a new one. See here for a video
> demo
> 
> http://youtu.be/rPu6EmIxkIM?hd=1
> 
> To see it in the running office you can for example go to menu
> tools->options->colors and press edit
> 
> The dialog is implemented as a service so it is usable from
> extensions.
> 
> here is the patch
> 
> http://dl.dropbox.com/u/10629960/patch.txt
> 
> The patch is against an OOo DEV300 m102, so there may be conflicts.
> There is one binary included in the patch, which looks like a git
> patch can handle. If not, here is the image
> 
> http://dl.dropbox.com/u/10629960/colorslider.png
> 
> It should be placed in default_images/res
> 
> My changes and new code are MPL 1.1 / GPLv3+ / LGPLv3+ licensed.
> 
> To any reviewers. The code in the new dialog may look a bit complicated
> at places. There where two difficulties in this feature causing this.
> First, the rendering of the color field at the left and the color slider
> on the right where a huge performance problem in my first
> implementation. So I did some loop unrolling and lookup table stuff to
> make it usable.
> 
> Second problem are rounding errors when converting between different
> color spaces. Therefore the rgb color is saved as doubles and some
> care has been taken that the conversion is not jittering.
> 
> I'm hanging around on IRC with nick "cl" sometimes if there are merge
> conflicts or build trouble on a different platform then windows.
> 
> Christian.
> 
> 
> 
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