Working with GIS data
Note: You will need to include GisData to your Module Dependencies list.
Creating a GIS data object from a file
Creating a GIS data object from a file
GIS data files supported by INTViewer are in the *.shp and *.dxf formats.
A GIS data file can be loaded as follows:
import com.interactive.intviewerapi.data.IData;
import com.interactive.intviewerapi.data.gis.IGisData;
import com.interactive.intviewerapi.util.DialogManager;
...
IGisData gisData = null;
try {
gisData = IData.factory.createNewInstance("/data/GIS/cities.shp", IGisData.class);
} catch (Exception ex) {
DialogManager.getDefault().showMessageDialog("Error loading GIS data file cities.shp.",
"Error Loading GIS Data File", DialogManager.ERROR);
return;
}
Loading GIS Data from a file chooser
Loading GIS Data from a file chooser
To select one dataset:
import com.interactive.intviewerapi.data.ISingleDataChooser;
// get the chooser for gis data type
ISingleDataChooser<IGisData> singleChooser = ISingleDataChooser.Factory.createNewInstance(IDataChooser.GIS);
// popup the chooser dialog
int rc = singleChooser.setDataChooserVisible(true);
if (rc == JFileChooser.APPROVE_OPTION) {
IGisData gisData = singleChooser.getSelectedData();
}
To select multiple datasets:
import com.interactive.intviewerapi.data.IMultipleDataChooser;
// get the file chooser for gis data type
IMultipleDataChooser<IGisData> multipleChooser = IMultipleDataChooser.Factory.createNewInstance(IDataChooser.GIS);
// popup the chooser dialog
int rc = multipleChooser.setDataChooserVisible(true);
if (rc == JFileChooser.APPROVE_OPTION) {
for (IGisData gisData : multipleChooser.getSelectedData()) {
}
}