Dear Nyall, what would be an officially supported and stable implementation?
Are there any plans to implement this functionality in a better way so it will work in desktop and server? Can i help to implement this kind of functionality? Best regards Sören 2018-05-23 12:33 GMT+02:00 Nyall Dawson <[email protected]>: > On 23 May 2018 at 18:56, Sören Gebbert <[email protected]> wrote: >> Dear developers, >> i am trying to use the undocumented custom vector layer property >> "rendering/renderAboveLabels" in QGIS3 server with no success. >> >> Storing this property in a QGIS project file enables the rendering of >> vector layers after the labeling is done. This works fine on QGIS3 >> desktop, but not on QGIS3 server. I looked into the server code and >> realized that the QGS WMS server uses two renderers >> (QgsMapRendererParallelJob, QgsMapRendererCustomPainterJob) of which >> one (QgsMapRendererParallelJob) should support the custom property. >> However, i can not convince the server to apply the custom property >> when parallel rendering is enabled. >> >> What am i doing wrong? Are there differences between GQIS3 desktop and >> server in handling project files and layer properties? >> >> Why does QgsMapRendererCustomPainterJob not support the custom >> property "rendering/renderAboveLabels"? > > It's undocumented for a reason - it was added as a quick hack to > support this function in very limited circumstances, but isn't part of > the stable or public API as it's not officially supported. > > In the long term we need a proper, officially supported and stable way > to handle this use case. > > Nyall _______________________________________________ QGIS-Developer mailing list [email protected] List info: https://lists.osgeo.org/mailman/listinfo/qgis-developer Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-developer
