public Main() {
try {
this.configureDisplay();
mapPane.setForeground(Color.BLUE);
refreshBtn.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
JMapFrame.splitPane.resetToPreferredSizes();
JMapFrame.leftSplitPane.resetToPreferredSizes();
JMapFrame.leftSplitPane.setBottomComponent(null);
getMapPane().removeAll();
}
});
queryBtn.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
Thread t =
new Thread(
new Runnable() {
public void run() {
new QueryWindow(getMapContent(), getMapContent().layers().get(0))
.setVisible(true);
}
});
if (getMapContent().layers().size() != 0) t.start();
else JOptionPane.showMessageDialog(null, "No Layers are added !");
}
});
printBtn.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
saveNewImage(getMapContent(), "TEST");
saveImage(getMapContent(), "TEST", 1000);
}
});
} catch (Exception ex) {
ex.printStackTrace();
JOptionPane.showMessageDialog(null, ex.getMessage());
}
}
private static String getFieldForColour(SimpleFeatureSource source) throws Exception {
String selectedField = new String();
String[] fieldNames = new String[source.getSchema().getAttributeCount()];
int k = 0;
for (AttributeDescriptor desc : source.getSchema().getAttributeDescriptors()) {
fieldNames[k++] = desc.getLocalName();
}
selectedField =
JOptionPane.showInputDialog(
null,
"Choose an attribute for colouring",
"Feature attribute",
JOptionPane.PLAIN_MESSAGE,
null,
fieldNames,
fieldNames[0])
.toString();
return selectedField;
}
public static void legendAction() {
try {
LegendColorTable.countTable = 0;
Layer layer = content.layers().get(content.layers().size() - 1);
SimpleFeatureSource featureSource = (SimpleFeatureSource) layer.getFeatureSource();
String fieldName = getFieldForColour(featureSource);
if (fieldName != null && fieldName.length() > 0) {
Style style = createStyle(featureSource, fieldName);
content.removeLayer(layer);
Layer newLayer = new FeatureLayer(featureSource, style);
content.addLayer(newLayer);
} else throw new NullPointerException("Error occured during making legend");
} catch (ArrayIndexOutOfBoundsException ex) {
JOptionPane.showMessageDialog(null, "No layers are added !");
} catch (Exception ex) {
ex.printStackTrace();
// JOptionPane.showMessageDialog(null, ex.getMessage());
}
}