On Mon, Aug 9, 2010 at 11:01 PM, Benoit de Cabissole <[email protected]> wrote: > Colormap is given to the raster (and into the coloramp tab in the raster > properties). The colour ramp attribute is also reflected in the symbology > tab: color map combobox set to colormap. So the raster is given the correct > info. So far so good. But, the legend does not refresh to show the change to > colormap: the raster icon and raster colour bar stay grey.
Use QgsLegendInterface class to refresh the symbology: iface.legendInterface().refreshLayerSymbology(layer) > The main raster (the only layer in my test) does not refresh either in the > QGIS map canvas window. Only if I move it will it refresh and display the > colour map. Possibly you're using caching. Make sure to clear the cached image before calling triggerRepaint(): layer.setCacheImage(None) > The only way to refresh the legend to the correct info seems to open the > raster properties box and click ok. (I've tried the QgsLegendInterface, but > I have problems to make it work!) What probles with QgsLegendInterface did you have? Regards Martin _______________________________________________ Qgis-developer mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-developer
