org.pushingpixels.substance.flamingo.ribbon.gallery.oob.WatermarkResizableIcon Maven / Gradle / Ivy

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A fork of @kirilcool's substance project
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/*
 * Copyright (c) 2005-2010 Flamingo / 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 Flamingo 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.flamingo.ribbon.gallery.oob;

import java.awt.AlphaComposite;
import java.awt.Color;
import java.awt.Component;
import java.awt.Composite;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.image.BufferedImage;
import java.awt.image.ConvolveOp;
import java.awt.image.Kernel;
import java.util.HashMap;
import java.util.Map;

import org.pushingpixels.flamingo.api.common.icon.ResizableIcon;
import org.pushingpixels.substance.api.SubstanceLookAndFeel;
import org.pushingpixels.substance.api.watermark.SubstanceWatermark;
import org.pushingpixels.substance.internal.utils.SubstanceColorSchemeUtilities;
import org.pushingpixels.substance.internal.utils.SubstanceCoreUtilities;

/**
 * Resizable icon for Substance  watermarks.
 * 
 * @author Kirill Grouchnikov
 */
public class WatermarkResizableIcon implements ResizableIcon {
	/**
	 * Current width in pixels.
	 */
	private int currWidth;

	/**
	 * Current height in pixels.
	 */
	private int currHeight;

	/**
	 * Associated watermark. Can be null.
	 */
	private SubstanceWatermark watermark;

	/**
	 * Images for water signs.
	 */
	private static Map waterSigns = new HashMap();

	/**
	 * Creates a new icon.
	 * 
	 * @param watermark
	 *            Associated watermark (can be null).
	 * @param startWidth
	 *            Original width in pixels.
	 * @param startHeight
	 *            Original heigth in pixels.
	 */
	public WatermarkResizableIcon(SubstanceWatermark watermark, int startWidth,
			int startHeight) {
		this.watermark = watermark;
		this.currWidth = startWidth;
		this.currHeight = startHeight;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * org.jvnet.flamingo.common.ResizableIcon#setDimension(java.awt.Dimension)
	 */
	@Override
	public void setDimension(Dimension newDimension) {
		this.currWidth = newDimension.width;
		this.currHeight = newDimension.height;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see javax.swing.Icon#getIconHeight()
	 */
	@Override
	public int getIconHeight() {
		return this.currHeight;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see javax.swing.Icon#getIconWidth()
	 */
	@Override
	public int getIconWidth() {
		return this.currWidth;
	}

	/**
	 * Returns a watermark sign image.
	 * 
	 * @param size
	 *            Image size.
	 * @return Watermark sign image.
	 */
	private static BufferedImage getWatermarkSign(int size) {
		if (waterSigns.containsKey(size))
			return waterSigns.get(size);

		BufferedImage blurred = SubstanceCoreUtilities
				.getBlankImage(size, size);
		Font font = new Font("Tahoma", size > 15 ? Font.PLAIN : Font.BOLD, size);
		Graphics2D blurredGraphics = (Graphics2D) blurred.getGraphics()
				.create();
		blurredGraphics.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,
				RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
		blurredGraphics.setColor(new Color(255, 255, 255, 96));
		blurredGraphics.fillRect(0, 0, size, size);
		blurredGraphics.setColor(Color.white);
		blurredGraphics.setFont(font);
		blurredGraphics.drawString("\u2248", 1, size - 1);

		float data[] = { 0.0625f, 0.125f, 0.0625f, 0.125f, 0.25f, 0.125f,
				0.0625f, 0.125f, 0.0625f };
		Kernel kernel = new Kernel(3, 3, data);

		ConvolveOp convolve = new ConvolveOp(kernel, ConvolveOp.EDGE_NO_OP,
				null);

		BufferedImage result = SubstanceCoreUtilities.getBlankImage(size, size);
		convolve.filter(blurred, result);
		Graphics2D graphics = (Graphics2D) result.getGraphics().create();
		graphics.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,
				RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
		graphics.setColor(new Color(0, 0, 255));
		graphics.setFont(font);
		graphics.drawString("\u2248", 1, size - 1);

		blurredGraphics.dispose();
		// graphics.dispose();

		waterSigns.put(size, result);
		return result;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see javax.swing.Icon#paintIcon(java.awt.Component, java.awt.Graphics,
	 * int, int)
	 */
	@Override
	public void paintIcon(Component c, Graphics g, int x, int y) {
		Graphics2D graphics = (Graphics2D) g.create();
		graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
				RenderingHints.VALUE_ANTIALIAS_ON);

		graphics.translate(x, y);
		graphics.clipRect(0, 0, this.currWidth, this.currHeight);
		if (this.watermark != null) {
			graphics.setColor(SubstanceCoreUtilities.getSkin(c)
					.getEnabledColorScheme(
							SubstanceLookAndFeel.getDecorationType(c))
					.getExtraLightColor());
			graphics.fillRect(0, 0, this.currWidth, this.currHeight);
			Composite oldComp = graphics.getComposite();
			graphics.setComposite(AlphaComposite.getInstance(
					AlphaComposite.SRC_OVER, 0.6f));

			this.watermark.previewWatermark(graphics,
					SubstanceColorSchemeUtilities.METALLIC_SKIN, 0, 0,
					this.currWidth, this.currHeight);
			graphics.setComposite(oldComp);

			int waterSize = this.currHeight / 2;
			graphics.drawImage(getWatermarkSign(waterSize), this.currWidth
					- waterSize - 2, this.currHeight - waterSize - 2, null);

			graphics.setColor(Color.black);
			graphics.drawRect(0, 0, this.currWidth - 1, this.currHeight - 1);
		} else {
			int waterSize = Math.min(this.currHeight, this.currWidth) - 2;
			graphics.drawImage(getWatermarkSign(waterSize),
					(this.currWidth - waterSize) / 2,
					(this.currHeight - waterSize) / 2, null);

			graphics.setColor(Color.black);
			graphics.drawRect(0, 0, this.currWidth - 1, this.currHeight - 1);
		}

		graphics.dispose();
	}
}