1. 1 of 27 MapWindow 6.0 Modeler By: Brian Marchionni (Presented by Ted Dunsford) Idaho State University September 2009

2. 2 of 27 Brian Marchionni From Montreal Canada B.S. Computer Science M.S. GIS at ISU

3. 3 of 27 Design Structure MapWindow 6 Architecture MapWindow Modeler Architecture

4. 4 of 27 Designing with Interfaces Skeleton for a class –All classes implementing interface are interchangeable –Easily allows third party developers to extend functionality

5. 5 of 27 ITool Interface

6. 6 of 27 IParameter Interface

7. 7 of 27 Functionality

8. 8 of 27 Calculate Areas Example Step 1: Add Data

9. 9 of 27 Double Click Calculate Areas

10. 10 of 27 Select input and output This dialog is generated automatically based on the ITool.

11. 11 of 27 Dialog Layout

12. 12 of 27 Multiple Parameters Null Value Not OK Value OK

13. 13 of 27 Status View During Execution

14. 14 of 27 Results

15. 15 of 27 Tool Sources Direct Implementation of ITool interface Run-time generation of ITools using IToolProvider –Wrapped non-native code Data conversion, interoperability –Web services

16. 16 of 27 Sample ITool Code /// /// A tool to generate IDW rasters from point data /// public class mwIDW : MapWindow.Tools.ITool { /// /// A UniqueName Identifying this Tool, if another tool with /// the same UniqueName exists this tool will not be loaded /// string ITool.UniqueName { get { return ("MapWindow Inverse Distance Weighting"); }} /// /// Returns the name of the tool /// string ITool.Name { get { return ("IDW"); }}... }

17. 17 of 27 Existing GIS Modeling Env. Scientific Workflow Models OpenMI STELLA Kepler Geospatial Workflow Models Sextante ESRI Model Builder IDRISI Macro Modeler

18. 18 of 27 Comparison: stream delineation

19. 19 of 27 Comparison Green is ArcGIS ModelBuilder, Purple is Sextante modeler and Blue MapWindow Modeler.

20. 20 of 27 Click To Launch Modeler

21. 21 of 27 Drag a Tool

22. 22 of 27 Set up Inputs & Outputs Double Click Set Inputs And Outputs

23. 23 of 27 Drag a Second Tool

24. 24 of 27 Previous Output is in list

25. 25 of 27 Steps Are Now Linked Click To Run

26. 26 of 27 Save the Model For Later

27. 27 of 27 Thank you Questions?