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Can it be done. Of couse with QGIS the answer is normally yes. Lets take our vector layer with some normal labels and symbols: Now add a data defined color for the buffer: Click on Edit and select the function editor. Click new file and give it a name (called mine colorfuncs) Paste the following code from qgis.core import * from qgis.gui import ...


If you have more than one feature already selected on your layer and you are running your cursor on this layer (i.e., selected features), you may prefer to use SQL query argument (i.e., where_clause, see for example Search Cursor) of the cursor(s) instead of actual selection. If this selection is based on a simple query via Select By Attribute, you can just ...

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