/*
 * Copyright (c) 2005-2016 Substance Kirill Grouchnikov. All Rights Reserved.
 *
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions are met:
 * 
 *  o Redistributions of source code must retain the above copyright notice, 
 *    this list of conditions and the following disclaimer. 
 *     
 *  o Redistributions in binary form must reproduce the above copyright notice, 
 *    this list of conditions and the following disclaimer in the documentation 
 *    and/or other materials provided with the distribution. 
 *     
 *  o Neither the name of Substance Kirill Grouchnikov nor the names of 
 *    its contributors may be used to endorse or promote products derived 
 *    from this software without specific prior written permission. 
 *     
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
 */
package org.pushingpixels.substance.internal.utils;

import java.awt.Graphics;
import java.awt.Graphics2D;
import java.util.EnumSet;

import javax.swing.DefaultButtonModel;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.border.EmptyBorder;

import org.pushingpixels.lafwidget.animation.AnimationConfigurationManager;
import org.pushingpixels.lafwidget.animation.AnimationFacet;
import org.pushingpixels.substance.api.SubstanceConstants.Side;
import org.pushingpixels.substance.api.SubstanceLookAndFeel;

/**
 * Drop down button in <b>Substance</b> look and feel.
 * 
 * @author Kirill Grouchnikov
 */
@SubstanceInternalButton
@SubstanceInternalArrowButton
public final class SubstanceDropDownButton extends JButton {
	static {
		AnimationConfigurationManager.getInstance().disallowAnimations(
				AnimationFacet.GHOSTING_BUTTON_PRESS, SubstanceDropDownButton.class);
		AnimationConfigurationManager.getInstance().disallowAnimations(
				AnimationFacet.GHOSTING_ICON_ROLLOVER, SubstanceDropDownButton.class);
	}

	/**
	 * Simple constructor.
	 * 
	 * @param parent
	 *            The parent component.
	 */
	public SubstanceDropDownButton(JComponent parent) {
		super("");
		this.setModel(new DefaultButtonModel() {
			@Override
			public void setArmed(boolean armed) {
				super.setArmed(this.isPressed() || armed);
			}
		});
		this.setEnabled(parent.isEnabled());
		this.setFocusable(false);
		this.setRequestFocusEnabled(parent.isEnabled());

		int fontSize = SubstanceSizeUtils.getComponentFontSize(parent);
		int tbInset = SubstanceSizeUtils.getAdjustedSize(fontSize, 1, 2, 1, false);
		setBorder(new EmptyBorder(tbInset + 1, 0, tbInset - 1, 0));

		this.putClientProperty(SubstanceLookAndFeel.FLAT_PROPERTY, Boolean.TRUE);
		this.putClientProperty(SubstanceLookAndFeel.BUTTON_SIDE_PROPERTY,
				EnumSet.allOf(Side.class));
		this.setOpaque(false);
	}

	@Override
	public void paint(Graphics g) {
		Graphics2D g2d = (Graphics2D) g.create();

		int width = getWidth();
		int height = getHeight();
		int clipDelta = (int) SubstanceSizeUtils.getBorderStrokeWidth();

		if (this.getComponentOrientation().isLeftToRight()) {
			g2d.clipRect(clipDelta, 0, width - clipDelta, height);
		} else {
			g2d.clipRect(0, 0, width - clipDelta, height);
		}
		super.paint(g2d);
		g2d.dispose();
	}
}