[Qgis-developer] color ramp shader in python

Martin Dobias wonder.sk at gmail.com
Thu Jan 22 08:30:04 EST 2009

On Thu, Jan 22, 2009 at 2:03 PM, Barry Rowlingson
<b.rowlingson at lancaster.ac.uk> wrote:
>  What I'm trying to do is control the mapping of values to colors -
> for example I need 0.0 to be green, 0.5 to be white, and 1.0 to be
> red, with smooth rgb transitions between. You can do this from the GUI
> by going to the properties/symbology dialog and setting up a custom
> colourmap. In the C++ API that uses QgsColorRampShader objects, which
> don't seem to be available in the python bindings.


does this mean that you just need to wrap QgsColorRampShader class and
you're done? If so, I can wrap it.


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