/* Copyright 2010 ESRI
* 
* All rights reserved under the copyright laws of the United States
* and applicable international laws, treaties, and conventions.
* 
* You may freely redistribute and use this sample code, with or
* without modification, provided you include the original copyright
* notice and use restrictions.
* 
* See the use restrictions.
* 
*/
package arcgissamples.editing;

import java.awt.Dimension;
import java.awt.Frame;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.GridLayout;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;

import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JComboBox;
import javax.swing.JDialog;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;

import com.esri.arcgis.controls.EngineEditor;
import com.esri.arcgis.controls.esriEngineSnapToleranceUnits;

public class SnappingDialog extends JDialog implements ActionListener,
KeyListener {
  private static final long serialVersionUID = 1L;

  //A custom model for the JTable that represents the snap agents
  private SnappingTableModel snappingModel;

  private EngineEditor editor;

  public SnappingDialog(Frame mainWindow, String title) {
    super(mainWindow, title);
    try {
      this.editor = new EngineEditor();
      //Set our custom model for the JTable.
      this.snappingModel = new SnappingTableModel();
      getTblSnapAgents().setModel(this.snappingModel);
    } catch (Exception e) {
      e.printStackTrace();
    }
    //build the user interface
    initializeUI();
    //Only Dispose the window on close, don't exit the application
    this.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);
  }

  //Handle user actions
  public void actionPerformed(ActionEvent e) {
    try {
      if (e.getSource() == chkboxSnapTips) {
        //Show the snap tips
        editor.setSnapTips(chkboxSnapTips.isSelected());
      }else if(e.getSource() == cmboSnapTolerance){
        //Set the Snapping tolerance units.
        if(cmboSnapTolerance.getSelectedItem().equals("Pixels"))
          editor.setSnapToleranceUnits(esriEngineSnapToleranceUnits.esriEngineSnapTolerancePixels);
        else
          editor.setSnapToleranceUnits(esriEngineSnapToleranceUnits.esriEngineSnapToleranceMapUnits);
      }else if(e.getSource() == btnClearAgents){
        //Remove all snapping agents
        this.snappingModel.removeAll();
      }else if(e.getSource() == btnFeatureSnap){
        //Add feature snap agents
        this.snappingModel.addFeatureSnapAgents();
      }else if(e.getSource() == btnSketchSnap){
        //Add sketch snap agents
        this.snappingModel.addSketchSnapAgents();
      }else if(e.getSource() == btnReverseAgents){
        //Reverse the priority of snap agents
        this.snappingModel.reverseSnapAgens();
      }else if(e.getSource() == btnTurnOffAgents){
        //Turn off snap agents
        this.snappingModel.turnOffAgents();
      }
    } catch (Exception ex) {
      ex.printStackTrace();
    }
  }

  //Respond to changes in snapping tolerance
  public void keyTyped(KeyEvent e) {
    //Validate the tolerance is a number
    //e.getKeyChar() < e.VK_0 || e.getKeyChar() > e.VK_9
    if(e.getKeyChar()< KeyEvent.VK_0|| e.getKeyChar() > KeyEvent.VK_9){
      JOptionPane.showMessageDialog(this, "Please enter only digits","Error",JOptionPane.ERROR_MESSAGE);
      //Consume the event
      e.consume();
    }else{
      try {
        //Set the snapping tolerance
        editor.setSnapTolerance(Double.parseDouble(this.txtSnapTolerance.getText()));
      } catch (Exception e1) {
        e1.printStackTrace();
      }
    }
  }

  public void keyPressed(KeyEvent e) { /*Dont care*/  }
  public void keyReleased(KeyEvent e) { /*Dont care*/  }


  private void initializeUI() {
    this.setSize(new Dimension(591, 225));
    this.setMinimumSize(new Dimension(591, 200));
    this.setContentPane(getMainPanel());
    this.setTitle("Snapping Settings");

  }

  private JPanel getMainPanel() {
    if (mainPanel == null) {
      GridBagConstraints gridBagConstraints4 = new GridBagConstraints();
      gridBagConstraints4.gridy = 3;
      gridBagConstraints4.gridwidth = 3;
      gridBagConstraints4.fill = GridBagConstraints.HORIZONTAL;
      gridBagConstraints4.insets = new Insets(5, 5, 5, 0);
      gridBagConstraints4.gridx = 0;
      GridBagConstraints gridBagConstraints3 = new GridBagConstraints();
      gridBagConstraints3.gridx = 3;
      gridBagConstraints3.fill = GridBagConstraints.NONE;
      gridBagConstraints3.insets = new Insets(5, 5, 0, 5);
      gridBagConstraints3.anchor = GridBagConstraints.NORTHWEST;
      gridBagConstraints3.gridy = 2;
      GridBagConstraints gridBagConstraints21 = new GridBagConstraints();
      gridBagConstraints21.fill = GridBagConstraints.BOTH;
      gridBagConstraints21.gridy = 2;
      gridBagConstraints21.weightx = 1.0;
      gridBagConstraints21.weighty = 1.0;
      gridBagConstraints21.gridwidth = 3;
      gridBagConstraints21.anchor = GridBagConstraints.NORTHWEST;
      gridBagConstraints21.insets = new Insets(5, 5, 0, 0);
      gridBagConstraints21.gridx = 0;
      GridBagConstraints gridBagConstraints11 = new GridBagConstraints();
      gridBagConstraints11.fill = GridBagConstraints.NONE;
      gridBagConstraints11.gridy = 1;
      gridBagConstraints11.weightx = 1.0;
      gridBagConstraints11.anchor = GridBagConstraints.NORTHWEST;
      gridBagConstraints11.insets = new Insets(5, 5, 0, 0);
      gridBagConstraints11.gridx = 2;
      GridBagConstraints gridBagConstraints2 = new GridBagConstraints();
      gridBagConstraints2.fill = GridBagConstraints.NONE;
      gridBagConstraints2.gridy = 1;
      gridBagConstraints2.weightx = 0.0D;
      gridBagConstraints2.anchor = GridBagConstraints.NORTHWEST;
      gridBagConstraints2.insets = new Insets(5, 5, 0, 0);
      gridBagConstraints2.gridx = 1;
      GridBagConstraints gridBagConstraints1 = new GridBagConstraints();
      gridBagConstraints1.gridx = 0;
      gridBagConstraints1.anchor = GridBagConstraints.NORTHWEST;
      gridBagConstraints1.insets = new Insets(5, 5, 0, 0);
      gridBagConstraints1.gridy = 1;
      lblSnapTolerance = new JLabel();
      lblSnapTolerance.setText("Snap Tolerance");
      GridBagConstraints gridBagConstraints = new GridBagConstraints();
      gridBagConstraints.gridx = 0;
      gridBagConstraints.anchor = GridBagConstraints.NORTHWEST;
      gridBagConstraints.insets = new Insets(0, 5, 0, 0);
      gridBagConstraints.gridy = 0;
      mainPanel = new JPanel();
      mainPanel.setLayout(new GridBagLayout());
      mainPanel.add(getChkboxSnapTips(), gridBagConstraints);
      mainPanel.add(lblSnapTolerance, gridBagConstraints1);
      mainPanel.add(getTxtSnapTolerance(), gridBagConstraints2);
      mainPanel.add(getCmboSnapTolerance(), gridBagConstraints11);
      mainPanel.add(getTblscrollPane(), gridBagConstraints21);
      mainPanel.add(getSnapAgentPanel(), gridBagConstraints3);
      mainPanel.add(getPnlActions(), gridBagConstraints4);
    }
    return mainPanel;
  }

  private JCheckBox getChkboxSnapTips() {
    if (chkboxSnapTips == null) {
      chkboxSnapTips = new JCheckBox();
      chkboxSnapTips.setText("Snap tips");
      chkboxSnapTips.addActionListener(this);
    }
    return chkboxSnapTips;
  }

  private JTextField getTxtSnapTolerance() {
    if (txtSnapTolerance == null) {
      txtSnapTolerance = new JTextField();
      txtSnapTolerance.setText("7");
      txtSnapTolerance.setPreferredSize(new Dimension(40, 20));
      txtSnapTolerance.setMinimumSize(new Dimension(40, 20));
      txtSnapTolerance.addKeyListener(this);
    }
    return txtSnapTolerance;
  }

  private JComboBox getCmboSnapTolerance() {
    if (cmboSnapTolerance == null) {
      cmboSnapTolerance = new JComboBox();
      cmboSnapTolerance.setPreferredSize(new Dimension(80, 20));
      cmboSnapTolerance.setMinimumSize(new Dimension(120, 20));
      cmboSnapTolerance.addItem("Pixels");
      cmboSnapTolerance.addItem("Map Units");
      try{
        if(this.editor.getSnapToleranceUnits()==esriEngineSnapToleranceUnits.esriEngineSnapTolerancePixels)
          cmboSnapTolerance.setSelectedIndex(0);
        else
          cmboSnapTolerance.setSelectedIndex(1);
      }catch(Exception e){
        e.printStackTrace();
      }
      cmboSnapTolerance.addActionListener(this);
    }
    return cmboSnapTolerance;
  }

  private JScrollPane getTblscrollPane() {
    if (tblscrollPane == null) {
      tblscrollPane = new JScrollPane();
      tblscrollPane.setViewportView(getTblSnapAgents());
    }
    return tblscrollPane;
  }

  private JTable getTblSnapAgents() {
    if (tblSnapAgents == null) {
      tblSnapAgents = new JTable();
      tblSnapAgents.setShowGrid(true);
    }
    return tblSnapAgents;
  }

  private JPanel getSnapAgentPanel() {
    if (snapAgentPanel == null) {
      GridLayout gridLayout = new GridLayout();
      gridLayout.setRows(2);
      gridLayout.setVgap(5);
      gridLayout.setColumns(1);
      snapAgentPanel = new JPanel();
      snapAgentPanel.setLayout(gridLayout);
      snapAgentPanel.add(getBtnFeatureSnap(), null);
      snapAgentPanel.add(getBtnSketchSnap(), null);
    }
    return snapAgentPanel;
  }

  private JButton getBtnFeatureSnap() {
    if (btnFeatureSnap == null) {
      btnFeatureSnap = new JButton();
      btnFeatureSnap.setText("Add Feature Snap Agent");
      btnFeatureSnap.addActionListener(this);
    }
    return btnFeatureSnap;
  }

  private JButton getBtnSketchSnap() {
    if (btnSketchSnap == null) {
      btnSketchSnap = new JButton();
      btnSketchSnap.setText("Add Sketch Snap Agent");
      btnSketchSnap.setEnabled(false);
      btnSketchSnap.addActionListener(this);
    }
    return btnSketchSnap;
  }

  private JPanel getPnlActions() {
    if (pnlActions == null) {
      GridLayout gridLayout1 = new GridLayout();
      gridLayout1.setRows(1);
      gridLayout1.setHgap(5);
      gridLayout1.setColumns(3);
      pnlActions = new JPanel();
      pnlActions.setLayout(gridLayout1);
      pnlActions.add(getBtnClearAgents(), null);
      pnlActions.add(getBtnTurnOffAgents(), null);
      pnlActions.add(getBtnReverseAgents(), null);
    }
    return pnlActions;
  }

  private JButton getBtnClearAgents() {
    if (btnClearAgents == null) {
      btnClearAgents = new JButton();
      btnClearAgents.setText("Clear Agents");
      btnClearAgents.addActionListener(this);
    }
    return btnClearAgents;
  }

  private JButton getBtnTurnOffAgents() {
    if (btnTurnOffAgents == null) {
      btnTurnOffAgents = new JButton();
      btnTurnOffAgents.setText("Turn Off Agents");
      btnTurnOffAgents.addActionListener(this);
    }
    return btnTurnOffAgents;
  }

  private JButton getBtnReverseAgents() {
    if (btnReverseAgents == null) {
      btnReverseAgents = new JButton();
      btnReverseAgents.setText("Reverse Agents");
      btnReverseAgents.addActionListener(this);
    }
    return btnReverseAgents;
  }

  public static void main(String args[]) {
    new SnappingDialog(null, "").setVisible(true);
  }

  private JPanel mainPanel = null;

  private JCheckBox chkboxSnapTips = null;

  private JLabel lblSnapTolerance = null;

  private JTextField txtSnapTolerance = null;

  private JComboBox cmboSnapTolerance = null;

  private JScrollPane tblscrollPane = null;

  private JTable tblSnapAgents = null;

  private JPanel snapAgentPanel = null;

  private JButton btnFeatureSnap = null;

  private JButton btnSketchSnap = null;

  private JPanel pnlActions = null;

  private JButton btnClearAgents = null;

  private JButton btnTurnOffAgents = null;

  private JButton btnReverseAgents = null;

}