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QGIS and Altas: Automatic map generation

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QGIS and Altas: Automatic map generation

  1. 1. QGIS and Atlas: Automatic map generation David McDermott Surrey Heath Borough Council
  2. 2. History Developed by Vincent Picavet Distributed as a Plugin Required QGIS 1.6 or above
  3. 3. What is it? Automated map book generator Uses a map layer containing geometries Dynamically changes to view extent of a map object Map composer templates PDF or Image format
  4. 4. Equivalents • ArcGIS has Data Drive Pages • Cadcorp SIS has Book Plotter • QGIS has Atlas
  5. 5. Coverage layer (point, line or polygon) Composer Template Map Object Visibility Margins Dynamic text labels Atlas plugin features
  6. 6. QGIS 2.0 Dufour All of the Atlas plugin features Integrated into QGIS core Feature filtering Feature sorting Fixed scaling File name expression Improved dynamic labels
  7. 7. Expressions -Fields and Values
  8. 8. Expressions - Records
  9. 9. Dynamic composer labels
  10. 10. QGIS 2.2 Valmiera All of the QGIS 2.0 features plus... Feature highlighting Preview mode Improved Export Improved extent control
  11. 11. Featrure Highlighting Improved Extent Control
  12. 12. Featrure Highlighting
  13. 13. Dynamic feature labels
  14. 14. Bugs Save As... Map extent (stand alone installer)
  15. 15. Thank you
  16. 16. David McDermott ! david.mcdermott@surreyheath.gov.uk 01276707469

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