/*
 * Copyright (c) 2010, grossmann
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * * 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.
 * * Neither the name of the jo-widgets.org 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 jo-widgets.org 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.jowidgets.spi.impl.swing.common.image;

import java.awt.Image;
import java.awt.image.BufferedImage;

import javax.swing.Icon;
import javax.swing.UIManager;

import org.jowidgets.common.image.IImageConstant;
import org.jowidgets.common.image.IImageHandle;
import org.jowidgets.common.image.IconsCommon;
import org.jowidgets.spi.image.IImageHandleFactorySpi;
import org.jowidgets.spi.impl.image.IImageFactory;
import org.jowidgets.spi.impl.image.ImageHandle;

public class SwingImageHandleFactorySpi extends SwingImageHandleFactory implements IImageHandleFactorySpi {

    private final SwingImageRegistry swingImageRegistry;

    public SwingImageHandleFactorySpi(final SwingImageRegistry swingImageRegistry) {
        super();
        this.swingImageRegistry = swingImageRegistry;
    }

    @Override
    public IImageHandle infoIcon() {
        return new ImageHandle<Image>(new IImageFactory<Image>() {
            @Override
            public Image createImage() {
                final Icon icon = UIManager.getIcon("OptionPane.informationIcon");
                if (icon == null) {
                    return SwingImageRegistry.getInstance().getImage(IconsCommon.FALLBACK_INFO);
                }
                final Image icon2Image = icon2Image(icon);
                return icon2Image;
            }
        });
    }

    @Override
    public IImageHandle questionIcon() {
        return new ImageHandle<Image>(new IImageFactory<Image>() {
            @Override
            public Image createImage() {
                final Icon icon = UIManager.getIcon("OptionPane.questionIcon");
                if (icon == null) {
                    return SwingImageRegistry.getInstance().getImage(IconsCommon.FALLBACK_QUESTION);
                }
                final Image icon2Image = icon2Image(icon);
                return icon2Image;
            }
        });
    }

    @Override
    public IImageHandle warningIcon() {
        return new ImageHandle<Image>(new IImageFactory<Image>() {
            @Override
            public Image createImage() {
                final Icon icon = UIManager.getIcon("OptionPane.warningIcon");
                if (icon == null) {
                    return SwingImageRegistry.getInstance().getImage(IconsCommon.FALLBACK_WARNING);
                }
                final Image icon2Image = icon2Image(icon);
                return icon2Image;
            }
        });
    }

    @Override
    public IImageHandle errorIcon() {
        return new ImageHandle<Image>(new IImageFactory<Image>() {
            @Override
            public Image createImage() {
                final Icon icon = UIManager.getIcon("OptionPane.errorIcon");
                if (icon == null) {
                    return SwingImageRegistry.getInstance().getImage(IconsCommon.FALLBACK_ERROR);
                }
                final Image icon2Image = icon2Image(icon);
                return icon2Image;
            }
        });
    }

    private Image icon2Image(final Icon icon) {
        final BufferedImage bufferedImage = new BufferedImage(
            icon.getIconWidth(),
            icon.getIconHeight(),
            BufferedImage.TYPE_INT_ARGB);
        icon.paintIcon(null, bufferedImage.getGraphics(), 0, 0);
        return bufferedImage;
    }

    @Override
    public IImageHandle createImageHandle(final IImageConstant imageConstant, final int width, final int height) {
        return new ImageHandle<Image>(new IImageFactory<Image>() {
            @Override
            public Image createImage() {
                final Image templateImage = swingImageRegistry.getImage(imageConstant);
                final Image scaledImage = templateImage.getScaledInstance(width, height, Image.SCALE_SMOOTH);
                final BufferedImage bufferedImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
                bufferedImage.getGraphics().drawImage(scaledImage, 0, 0, null);
                return bufferedImage;
            }
        });
    }

}