AddLayerDialog.java

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package org.pepsoft.worldpainter.themes.impl.simple;

import java.awt.Window;
import java.util.List;
import javax.swing.DefaultComboBoxModel;
import javax.swing.SpinnerNumberModel;
import org.pepsoft.worldpainter.LayerListCellRenderer;
import org.pepsoft.worldpainter.WorldPainterDialog;
import org.pepsoft.worldpainter.layers.Layer;
import org.pepsoft.worldpainter.themes.Filter;
import org.pepsoft.worldpainter.themes.HeightFilter;

/**
 *
 * @author pepijn
 */
public class AddLayerDialog extends WorldPainterDialog {
    /**
     * Creates new form AddLayerDialog
     */
    public AddLayerDialog(Window parent, List<Layer> layers, int maxHeight) {
        super(parent);
        this.maxHeight = maxHeight;
        initComponents();
        
        DefaultComboBoxModel<Layer> comboBoxModel = new DefaultComboBoxModel<>(layers.toArray(new Layer[layers.size()]));
        comboBoxLayer.setModel(comboBoxModel);
        comboBoxLayer.setRenderer(new LayerListCellRenderer());
        ((SpinnerNumberModel) spinnerFrom.getModel()).setMaximum(maxHeight - 1);
        spinnerFrom.setValue(maxHeight / 2);
        ((SpinnerNumberModel) spinnerTo.getModel()).setMaximum(maxHeight - 1);
        spinnerTo.setValue(maxHeight - 1);
        
        setControlStates();
        getRootPane().setDefaultButton(buttonOK);
        pack();
        setLocationRelativeTo(parent);
    }

    public Layer getSelectedLayer() {
        return (Layer) comboBoxLayer.getSelectedItem();
    }
    
    public Filter getSelectedFilter() {
        return new HeightFilter(maxHeight, (Integer) spinnerFrom.getValue(), (Integer) spinnerTo.getValue(), checkBoxFeather.isSelected());
    }
    
    private void setControlStates() {
        buttonOK.setEnabled(comboBoxLayer.getSelectedItem() != null);
    }
    
    /**
     * This method is called from within the constructor to initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is always
     * regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        jButton2 = new javax.swing.JButton();
        jLabel1 = new javax.swing.JLabel();
        comboBoxLayer = new javax.swing.JComboBox();
        buttonCancel = new javax.swing.JButton();
        buttonOK = new javax.swing.JButton();
        jLabel2 = new javax.swing.JLabel();
        spinnerFrom = new javax.swing.JSpinner();
        jLabel3 = new javax.swing.JLabel();
        spinnerTo = new javax.swing.JSpinner();
        jLabel4 = new javax.swing.JLabel();
        checkBoxFeather = new javax.swing.JCheckBox();

        jButton2.setText("jButton2");

        setDefaultCloseOperation(javax.swing.WindowConstants.DISPOSE_ON_CLOSE);
        setTitle("Add Layer Mapping");

        jLabel1.setText("Configure a layer to add to the mapping:");

        comboBoxLayer.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "Item 1", "Item 2", "Item 3", "Item 4" }));
        comboBoxLayer.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                comboBoxLayerActionPerformed(evt);
            }
        });

        buttonCancel.setText("Cancel");
        buttonCancel.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                buttonCancelActionPerformed(evt);
            }
        });

        buttonOK.setText("OK");
        buttonOK.setEnabled(false);
        buttonOK.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                buttonOKActionPerformed(evt);
            }
        });

        jLabel2.setLabelFor(spinnerFrom);
        jLabel2.setText("From:");

        spinnerFrom.setModel(new javax.swing.SpinnerNumberModel(128, 0, 255, 1));

        jLabel3.setLabelFor(spinnerTo);
        jLabel3.setText("To:");

        spinnerTo.setModel(new javax.swing.SpinnerNumberModel(255, 0, 255, 1));

        jLabel4.setLabelFor(comboBoxLayer);
        jLabel4.setText("Layer:");

        checkBoxFeather.setText("Feather:");
        checkBoxFeather.setHorizontalTextPosition(javax.swing.SwingConstants.LEADING);

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(jLabel1)
                    .addGroup(layout.createSequentialGroup()
                        .addComponent(jLabel2)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(spinnerFrom, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(jLabel3)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(spinnerTo, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(checkBoxFeather)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(jLabel4)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(comboBoxLayer, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)))
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                .addComponent(buttonOK)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(buttonCancel)
                .addContainerGap())
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jLabel1)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(comboBoxLayer, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jLabel2)
                    .addComponent(spinnerFrom, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jLabel3)
                    .addComponent(spinnerTo, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jLabel4)
                    .addComponent(checkBoxFeather))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(buttonCancel)
                    .addComponent(buttonOK))
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );

        pack();
    }// </editor-fold>//GEN-END:initComponents

    private void buttonOKActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_buttonOKActionPerformed
        ok();
    }//GEN-LAST:event_buttonOKActionPerformed

    private void buttonCancelActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_buttonCancelActionPerformed
        cancel();
    }//GEN-LAST:event_buttonCancelActionPerformed

    private void comboBoxLayerActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_comboBoxLayerActionPerformed
        setControlStates();
    }//GEN-LAST:event_comboBoxLayerActionPerformed

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton buttonCancel;
    private javax.swing.JButton buttonOK;
    private javax.swing.JCheckBox checkBoxFeather;
    private javax.swing.JComboBox comboBoxLayer;
    private javax.swing.JButton jButton2;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JLabel jLabel4;
    private javax.swing.JSpinner spinnerFrom;
    private javax.swing.JSpinner spinnerTo;
    // End of variables declaration//GEN-END:variables

    private final int maxHeight;
}