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/*
* The MIT License (MIT)
*
* Copyright (c) 2015 Camil Staps <info@camilstaps.nl>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package com.camilstaps.mandelbrot;
import java.awt.BorderLayout;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Observable;
import java.util.Observer;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;
/**
*
* @author camilstaps
*/
public class Textfields extends JPanel implements Observer {
private final FractalModel fractalModel;
private final Grid grid;
private final String INITIAL_CENTER_X = "-0.46",
INITIAL_CENTER_Y = "0",
INITIAL_SCALE = "0.5";
private final JTextField field_centerX = new JTextField(INITIAL_CENTER_X, 6);
private final JTextField field_centerY = new JTextField(INITIAL_CENTER_Y, 6);
private final JTextField field_scale = new JTextField(INITIAL_SCALE, 6);
private final JButton button_redraw = new JButton("Redraw");
private final JButton button_reset = new JButton("Reset");
private final JCheckBox checkbox_multiple_swingworkers = new JCheckBox("Multiple SwingWorkers");
public Textfields(FractalModel fractalModel, Grid grid) {
super(new BorderLayout());
this.fractalModel = fractalModel;
this.grid = grid;
fractalModel.addObserver(this);
setupControls();
button_redraw.doClick();
}
private void setupControls() {
JPanel panel = new JPanel(new GridLayout(9,1));
panel.add(new JLabel("Center x:"));
panel.add(field_centerX);
panel.add(new JLabel("Center y:"));
panel.add(field_centerY);
panel.add(new JLabel("Scale:"));
panel.add(field_scale);
button_redraw.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent ae) {
if (ae.getActionCommand().equals("Redraw")) {
fractalModel.setBorders(getStartX(), getEndX(), getStartY(), getEndY());
}
}
});
panel.add(button_redraw);
button_reset.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent ae) {
field_centerX.setText(INITIAL_CENTER_X);
field_centerY.setText(INITIAL_CENTER_Y);
field_scale.setText(INITIAL_SCALE);
button_redraw.doClick();
}
});
panel.add(button_reset);
checkbox_multiple_swingworkers.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent ae) {
grid.setUseMultipleSwingWorkers(checkbox_multiple_swingworkers.isSelected());
}
});
panel.add(checkbox_multiple_swingworkers);
add(panel, BorderLayout.NORTH);
add(new JPanel(), BorderLayout.CENTER);
}
@Override
public int getWidth() {
return 200;
}
protected double getStartX() {
double width = 1 / Double.parseDouble(field_scale.getText());
double center = Double.parseDouble(field_centerX.getText());
return center - width / 2;
}
protected double getEndX() {
double width = 1 / Double.parseDouble(field_scale.getText());
double center = Double.parseDouble(field_centerX.getText());
return center + width / 2;
}
protected double getStartY() {
double height = 1 / Double.parseDouble(field_scale.getText());
double center = Double.parseDouble(field_centerY.getText());
return center - height / 2;
}
protected double getEndY() {
double height = 1 / Double.parseDouble(field_scale.getText());
double center = Double.parseDouble(field_centerY.getText());
return center + height / 2;
}
@Override
public final void update(Observable o, Object o1) {
field_centerX.setText(Float.toString((float)
((fractalModel.getEndX() - fractalModel.getStartX()) / 2 + fractalModel.getStartX())));
field_centerY.setText(Float.toString((float)
((fractalModel.getEndY() - fractalModel.getStartY()) / 2 + fractalModel.getStartY())));
field_scale.setText(Float.toString((float)
(1 / (fractalModel.getEndX() - fractalModel.getStartX()))));
}
}
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