gdx-studio

/*******************************************************************************

 * Copyright 2011 See AUTHORS file.

 * 

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 * 

 *   http://www.apache.org/licenses/LICENSE-2.0

 * 

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 ******************************************************************************/

package com.badlogic.gdx.tools.particleeditor;

import java.awt.GridBagConstraints;

import java.awt.Insets;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import javax.swing.BorderFactory;

import javax.swing.JButton;

import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.event.ChangeEvent;

import javax.swing.event.ChangeListener;

import com.badlogic.gdx.graphics.g2d.ParticleEmitter.RangedNumericValue;

class RangedNumericPanel extends EditorPanel {

	private final RangedNumericValue value;

	Slider minSlider, maxSlider;

	JButton rangeButton;

	JLabel label;

	public RangedNumericPanel (final RangedNumericValue value, String name, String description) {

		super(value, name, description);

		this.value = value;

		initializeComponents();

		minSlider.setValue(value.getLowMin());

		maxSlider.setValue(value.getLowMax());

		minSlider.addChangeListener(new ChangeListener() {

			public void stateChanged (ChangeEvent event) {

				value.setLowMin((Float)minSlider.getValue());

				if (!maxSlider.isVisible()) value.setLowMax((Float)minSlider.getValue());

			}

		});

		maxSlider.addChangeListener(new ChangeListener() {

			public void stateChanged (ChangeEvent event) {

				value.setLowMax((Float)maxSlider.getValue());

			}

		});

		rangeButton.addActionListener(new ActionListener() {

			public void actionPerformed (ActionEvent event) {

				boolean visible = !maxSlider.isVisible();

				maxSlider.setVisible(visible);

				rangeButton.setText(visible ? "<" : ">");

				Slider slider = visible ? maxSlider : minSlider;

				value.setLowMax((Float)slider.getValue());

			}

		});

		if (value.getLowMin() == value.getLowMax()) rangeButton.doClick(0);

	}

	private void initializeComponents () {

		JPanel contentPanel = getContentPanel();

		{

			label = new JLabel("Value:");

			contentPanel.add(label, new GridBagConstraints(2, 2, 1, 1, 0, 0, GridBagConstraints.EAST, GridBagConstraints.NONE,

				new Insets(0, 0, 0, 6), 0, 0));

		}

		{

			minSlider = new Slider(0, -99999, 99999, 1, -400, 400);

			contentPanel.add(minSlider, new GridBagConstraints(3, 2, 1, 1, 0, 0, GridBagConstraints.WEST, GridBagConstraints.NONE,

				new Insets(0, 0, 0, 0), 0, 0));

		}

		{

			maxSlider = new Slider(0, -99999, 99999, 1, -400, 400);

			contentPanel.add(maxSlider, new GridBagConstraints(4, 2, 1, 1, 0, 0, GridBagConstraints.WEST, GridBagConstraints.NONE,

				new Insets(0, 6, 0, 0), 0, 0));

		}

		{

			rangeButton = new JButton("<");

			rangeButton.setBorder(BorderFactory.createEmptyBorder(6, 6, 6, 6));

			contentPanel.add(rangeButton, new GridBagConstraints(5, 2, 1, 1, 1.0, 0, GridBagConstraints.WEST,

				GridBagConstraints.NONE, new Insets(0, 1, 0, 0), 0, 0));

		}

	}

}