132 lines
3.9 KiB
Java
132 lines
3.9 KiB
Java
//This file is part of SECONDO.
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//Copyright (C) 2004, University in Hagen, Department of Computer Science,
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//Database Systems for New Applications.
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//SECONDO is free software; you can redistribute it and/or modify
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//it under the terms of the GNU General Public License as published by
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//the Free Software Foundation; either version 2 of the License, or
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//(at your option) any later version.
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//SECONDO is distributed in the hope that it will be useful,
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//but WITHOUT ANY WARRANTY; without even the implied warranty of
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//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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//GNU General Public License for more details.
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//You should have received a copy of the GNU General Public License
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//along with SECONDO; if not, write to the Free Software
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//Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package viewer.spatial3D;
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import javax.swing.*;
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import java.awt.BorderLayout;
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import java.awt.event.*;
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import viewer.Spatial3DViewer;
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/**
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* class to set Zoom Factor
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*/
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public class ZoomFactorDialog extends JDialog{
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private JTextField zoomFactorField;
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private JButton cancelBtn;
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private JButton acceptBtn;
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private JButton resetBtn;
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private JButton defaultBtn;
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private Spatial3DViewer viewer;
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public ZoomFactorDialog(Spatial3DViewer sv){
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super(sv.getMainFrame(), true);
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this.viewer=sv;
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setSize(450,150);
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getContentPane().setLayout(new BorderLayout());
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JPanel panel = new JPanel();
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panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
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panel.add(new JLabel("Please enter a factor for Zoom Speed"));
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zoomFactorField=new JTextField(20);
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zoomFactorField.setText(""+viewer.getZoomFactor());
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panel.add(zoomFactorField);
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JPanel outerPanel = new JPanel();
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outerPanel.add(panel);
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cancelBtn = new JButton("Cancel");
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acceptBtn = new JButton("Accept");
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resetBtn = new JButton("Reset");
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defaultBtn = new JButton("Default");
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ActionListener al = new ActionListener(){
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public void actionPerformed(ActionEvent evt){
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Object source = evt.getSource();
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if(source.equals(cancelBtn)){
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cancel();
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} else if(source.equals(acceptBtn)){
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accept();
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} else if(source.equals(resetBtn)){
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zoomFactorField.setText(""+viewer.getZoomFactor());
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} else if(source.equals(defaultBtn)){
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zoomFactorField.setText("1");
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}
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}
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};
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cancelBtn.addActionListener(al);
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acceptBtn.addActionListener(al);
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resetBtn.addActionListener(al);
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defaultBtn.addActionListener(al);
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JPanel buttonPanel = new JPanel();
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buttonPanel.add(cancelBtn);
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buttonPanel.add(acceptBtn);
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buttonPanel.add(resetBtn);
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buttonPanel.add(defaultBtn);
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getContentPane().setLayout(new BorderLayout());
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getContentPane().add(outerPanel, BorderLayout.CENTER);
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getContentPane().add(buttonPanel, BorderLayout.SOUTH);
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// allow finish the dialog using ESC or return
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zoomFactorField.addKeyListener(new KeyAdapter(){
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public void keyPressed(KeyEvent evt){
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int c = evt.getKeyCode();
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if(c == KeyEvent.VK_ENTER){
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accept();
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} else if(c==KeyEvent.VK_ESCAPE){
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cancel();
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}
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}
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});
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}
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@Override
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public void setVisible(boolean b) {
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zoomFactorField.setText(""+viewer.getZoomFactor());
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super.setVisible(b);
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}
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private void cancel(){
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zoomFactorField.setText(""+viewer.getZoomFactor());
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setVisible(false);
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}
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private void accept(){
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try{
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double value = Double.parseDouble(zoomFactorField.getText().trim());
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if(value >= 0.01 && value <= 10){
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viewer.setZoomFactor(value);
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setVisible(false);
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} else {
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JOptionPane.showMessageDialog(this, "Zoom factor must be between 0.01 and 10");
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}
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} catch(Exception e){
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JOptionPane.showMessageDialog(this, "Zoom factor must be a number");
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}
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}
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}
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