README.md

2024-b-grass-qgis-colors-convert

GRASS GIS Color Table Import

QGIS plugin to load predefined or custom GRASS GIS raster color tables.

Note

In this version, the plugin correctly transforms only tables for rasters with absolute values (like Corine Land Cover).
For tables with percentage values, absolute values are assigned.

Table of Contents

• How to Install QGIS Plugin
• How to Use Plugin
• Important Files Description

How to Install QGIS Plugin

• Download this repository in .zip :

  wget https://github.com/ctu-fgis/2024-b-grass-qgis-colors-convert/archive/refs/heads/master.zip
  

• Add to QGIS:
  Use the video tutorial below
  

How to Use Plugin

• Select your raster file from workspace layers or import it from a file.
  
  
  

• Select a predefined GRASS color table.
  
  
  

• Or select a custom GRASS color table from a file.
  
  
  

• Preferably save the created QGIS table to a .qml file.
  
  
  

• Click run to apply the color table.
  
  
  

Important Files Description

• qgis_color_func.py - Python file with the function that generates the QML file from the GRASS table file.
  
• GRASS_GIS_Color_Table_Import_dockwidget_base.ui - Qt Designer user interface file.
  
• GRASS_GIS_Color_Table_Import_dockwidget.py - Partly generated file to add functions to widgets in the user interface.
  
• test/test_qgis_color_func.py - Test to generate Corine QML table and compare it with the reference.