jdk/src/macosx/classes/com/apple/laf/AquaIcon.java - platform/libcore - Git at Google

 /*
  * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Oracle designates this
  * particular file as subject to the "Classpath" exception as provided
  * by Oracle in the LICENSE file that accompanied this code.
  *
  * This code is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  * version 2 for more details (a copy is included in the LICENSE file that
  * accompanied this code).
  *
  * You should have received a copy of the GNU General Public License version
  * 2 along with this work; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  *
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */

 package com.apple.laf;

 import java.awt.*;
 import java.awt.image.BufferedImage;
 import java.io.File;

 import javax.swing.*;
 import javax.swing.plaf.*;

 import apple.laf.JRSUIConstants.Size;
 import apple.laf.*;

 import com.apple.laf.AquaUtilControlSize.*;
 import com.apple.laf.AquaUtils.RecyclableSingleton;

 public class AquaIcon {
     interface InvertableIcon extends Icon {
         public Icon getInvertedIcon();
     }

     static UIResource getIconFor(final JRSUIControlSpec spec, final int width, final int height) {
         return new CachableJRSUIIcon(width, height) {
             public void initIconPainter(final AquaPainter<JRSUIState> painter) {
                 spec.initIconPainter(painter);
             }
         };
     }

     // converts an object that is an icon into an image so we can hand it off to AppKit
     public static Image getImageForIcon(final Icon i) {
         if (i instanceof ImageIcon) return ((ImageIcon)i).getImage();

         final int w = i.getIconWidth();
         final int h = i.getIconHeight();

         if (w <= 0 || h <= 0) return null;

         // This could be any kind of icon, so we need to make a buffer for it, draw it and then pass the new image off to appkit.
         final BufferedImage image = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);
         final Graphics g = image.getGraphics();
         i.paintIcon(null, g, 0, 0);
         g.dispose();
         return image;
     }

     public interface JRSUIControlSpec {
         public void initIconPainter(final AquaPainter<? extends JRSUIState> painter);
     }

     static abstract class JRSUIIcon implements Icon, UIResource {
         protected final AquaPainter<JRSUIState> painter = AquaPainter.create(JRSUIState.getInstance());

         public void paintIcon(final Component c, final Graphics g, final int x, final int y) {
             painter.paint(g, c, x, y, getIconWidth(), getIconHeight());
         }
     }

     static abstract class DynamicallySizingJRSUIIcon extends JRSUIIcon {
         protected final SizeDescriptor sizeDescriptor;
         protected SizeVariant sizeVariant;

         public DynamicallySizingJRSUIIcon(final SizeDescriptor sizeDescriptor) {
             this.sizeDescriptor = sizeDescriptor;
             this.sizeVariant = sizeDescriptor.regular;
             initJRSUIState();
         }

         public abstract void initJRSUIState();

         public int getIconHeight() {
             return sizeVariant == null ? 0 : sizeVariant.h;
         }

         public int getIconWidth() {
             return sizeVariant == null ? 0 : sizeVariant.w;
         }

         public void paintIcon(final Component c, final Graphics g, final int x, final int y) {
             final Size size = c instanceof JComponent ? AquaUtilControlSize.getUserSizeFrom((JComponent)c) : Size.REGULAR;
             sizeVariant = sizeDescriptor.get(size);
             painter.state.set(size);
             super.paintIcon(c, g, x, y);
         }
     }

     static abstract class CachingScalingIcon implements Icon, UIResource {
         int width;
         int height;
         Image image;

         public CachingScalingIcon(final int width, final int height) {
             this.width = width;
             this.height = height;
         }

         void setSize(final int width, final int height) {
             this.width = width;
             this.height = height;
             this.image = null;
         }

         Image getImage() {
             if (image != null) return image;

             if (!GraphicsEnvironment.isHeadless()) {
                 image = getOptimizedImage();
             }

             return image;
         }

         private Image getOptimizedImage() {
             final Image img = createImage();
             // TODO: no RuntimeOptions for now
             //if (RuntimeOptions.getRenderer(null) != RuntimeOptions.Sun) return img;
             return getProgressiveOptimizedImage(img, getIconWidth(), getIconHeight());
         }

         static Image getProgressiveOptimizedImage(final Image img, final int w, final int h) {
             if (img == null) return null;

             final int halfImgW = img.getWidth(null) / 2;
             final int halfImgH = img.getHeight(null) / 2;
             if (w * 2 > halfImgW && h * 2 > halfImgH) return img;

             final BufferedImage halfImage = new BufferedImage(halfImgW, halfImgH, BufferedImage.TYPE_INT_ARGB);
             final Graphics g = halfImage.getGraphics();
             ((Graphics2D)g).setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
             g.drawImage(img, 0, 0, halfImgW, halfImgH, null);
             g.dispose();

             return getProgressiveOptimizedImage(halfImage, w, h);
         }

         abstract Image createImage();

         public boolean hasIconRef() {
             return getImage() != null;
         }

         public void paintIcon(final Component c, Graphics g, final int x, final int y) {
             g = g.create();

             if (g instanceof Graphics2D) {
                 // improves icon rendering quality in Quartz
                 ((Graphics2D)g).setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
             }

             final Image myImage = getImage();
             if (myImage != null) {
                 g.drawImage(myImage, x, y, getIconWidth(), getIconHeight(), null);
             }

             g.dispose();
         }

         public int getIconWidth() {
             return width;
         }

         public int getIconHeight() {
             return height;
         }

     }

     static abstract class CachableJRSUIIcon extends CachingScalingIcon implements UIResource {
         public CachableJRSUIIcon(final int width, final int height) {
             super(width, height);
         }

         Image createImage() {
             final AquaPainter<JRSUIState> painter = AquaPainter.create(JRSUIState.getInstance());
             initIconPainter(painter);

             final BufferedImage img = new BufferedImage(getIconWidth(), getIconHeight(), BufferedImage.TYPE_INT_ARGB_PRE);
             final Graphics g = img.getGraphics();
             g.setClip(new Rectangle(0, 0, getIconWidth(), getIconHeight()));
             painter.paint(g, null, 0, 0, getIconWidth(), getIconHeight());
             g.dispose();
             return img;
         }

         public abstract void initIconPainter(final AquaPainter<JRSUIState> painter);
     }

     static class FileIcon extends CachingScalingIcon {
         final File file;

         public FileIcon(final File file, final int width, final int height) {
             super(width, height);
             this.file = file;
         }

         public FileIcon(final File file) {
             this(file, 16, 16);
         }

         Image createImage() {
             return AquaUtils.getCImageCreator().createImageOfFile(file.getAbsolutePath(), getIconWidth(), getIconHeight());
         }
     }

     static class SystemIconSingleton extends RecyclableSingleton<SystemIcon> {
         final String selector;

         public SystemIconSingleton(String selector) {
             this.selector = selector;
         }

         @Override
         protected SystemIcon getInstance() {
             return new SystemIcon(selector);
         }
     }

     static class SystemIconUIResourceSingleton extends RecyclableSingleton<IconUIResource> {
         final String selector;

         public SystemIconUIResourceSingleton(String selector) {
             this.selector = selector;
         }

         @Override
         protected IconUIResource getInstance() {
             return new IconUIResource(new SystemIcon(selector));
         }
     }

     static class SystemIcon extends CachingScalingIcon {
         private static final SystemIconUIResourceSingleton folderIcon = new SystemIconUIResourceSingleton("fldr");
         static IconUIResource getFolderIconUIResource() { return folderIcon.get(); }

         private static final SystemIconUIResourceSingleton openFolderIcon = new SystemIconUIResourceSingleton("ofld");
         static IconUIResource getOpenFolderIconUIResource() { return openFolderIcon.get(); }

         private static final SystemIconUIResourceSingleton desktopIcon = new SystemIconUIResourceSingleton("desk");
         static IconUIResource getDesktopIconUIResource() { return desktopIcon.get(); }

         private static final SystemIconUIResourceSingleton computerIcon = new SystemIconUIResourceSingleton("FNDR");
         static IconUIResource getComputerIconUIResource() { return computerIcon.get(); }

         private static final SystemIconUIResourceSingleton documentIcon = new SystemIconUIResourceSingleton("docu");
         static IconUIResource getDocumentIconUIResource() { return documentIcon.get(); }

         private static final SystemIconUIResourceSingleton hardDriveIcon = new SystemIconUIResourceSingleton("hdsk");
         static IconUIResource getHardDriveIconUIResource() { return hardDriveIcon.get(); }

         private static final SystemIconUIResourceSingleton floppyIcon = new SystemIconUIResourceSingleton("flpy");
         static IconUIResource getFloppyIconUIResource() { return floppyIcon.get(); }

         //private static final SystemIconUIResourceSingleton noteIcon = new SystemIconUIResourceSingleton("note");
         //static IconUIResource getNoteIconUIResource() { return noteIcon.get(); }

         private static final SystemIconSingleton caut = new SystemIconSingleton("caut");
         static SystemIcon getCautionIcon() { return caut.get(); }

         private static final SystemIconSingleton stop = new SystemIconSingleton("stop");
         static SystemIcon getStopIcon() { return stop.get(); }

         final String selector;

         public SystemIcon(final String iconSelector, final int width, final int height) {
             super(width, height);
             selector = iconSelector;
         }

         public SystemIcon(final String iconSelector) {
             this(iconSelector, 16, 16);
         }

         Image createImage() {
             return AquaUtils.getCImageCreator().createSystemImageFromSelector(selector, getIconWidth(), getIconHeight());
         }
     }
 }
	/*
	* Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
	*
	* This code is free software; you can redistribute it and/or modify it
	* under the terms of the GNU General Public License version 2 only, as
	* published by the Free Software Foundation. Oracle designates this
	* particular file as subject to the "Classpath" exception as provided
	* by Oracle in the LICENSE file that accompanied this code.
	*
	* This code is distributed in the hope that it will be useful, but WITHOUT
	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
	* version 2 for more details (a copy is included in the LICENSE file that
	* accompanied this code).
	*
	* You should have received a copy of the GNU General Public License version
	* 2 along with this work; if not, write to the Free Software Foundation,
	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
	*
	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
	* or visit www.oracle.com if you need additional information or have any
	* questions.
	*/

	package com.apple.laf;

	import java.awt.*;
	import java.awt.image.BufferedImage;
	import java.io.File;

	import javax.swing.*;
	import javax.swing.plaf.*;

	import apple.laf.JRSUIConstants.Size;
	import apple.laf.*;

	import com.apple.laf.AquaUtilControlSize.*;
	import com.apple.laf.AquaUtils.RecyclableSingleton;

	public class AquaIcon {
	interface InvertableIcon extends Icon {
	public Icon getInvertedIcon();
	}

	static UIResource getIconFor(final JRSUIControlSpec spec, final int width, final int height) {
	return new CachableJRSUIIcon(width, height) {
	public void initIconPainter(final AquaPainter<JRSUIState> painter) {
	spec.initIconPainter(painter);
	}
	};
	}

	// converts an object that is an icon into an image so we can hand it off to AppKit
	public static Image getImageForIcon(final Icon i) {
	if (i instanceof ImageIcon) return ((ImageIcon)i).getImage();

	final int w = i.getIconWidth();
	final int h = i.getIconHeight();

	if (w <= 0 \|\| h <= 0) return null;

	// This could be any kind of icon, so we need to make a buffer for it, draw it and then pass the new image off to appkit.
	final BufferedImage image = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);
	final Graphics g = image.getGraphics();
	i.paintIcon(null, g, 0, 0);
	g.dispose();
	return image;
	}

	public interface JRSUIControlSpec {
	public void initIconPainter(final AquaPainter<? extends JRSUIState> painter);
	}

	static abstract class JRSUIIcon implements Icon, UIResource {
	protected final AquaPainter<JRSUIState> painter = AquaPainter.create(JRSUIState.getInstance());

	public void paintIcon(final Component c, final Graphics g, final int x, final int y) {
	painter.paint(g, c, x, y, getIconWidth(), getIconHeight());
	}
	}

	static abstract class DynamicallySizingJRSUIIcon extends JRSUIIcon {
	protected final SizeDescriptor sizeDescriptor;
	protected SizeVariant sizeVariant;

	public DynamicallySizingJRSUIIcon(final SizeDescriptor sizeDescriptor) {
	this.sizeDescriptor = sizeDescriptor;
	this.sizeVariant = sizeDescriptor.regular;
	initJRSUIState();
	}

	public abstract void initJRSUIState();

	public int getIconHeight() {
	return sizeVariant == null ? 0 : sizeVariant.h;
	}

	public int getIconWidth() {
	return sizeVariant == null ? 0 : sizeVariant.w;
	}

	public void paintIcon(final Component c, final Graphics g, final int x, final int y) {
	final Size size = c instanceof JComponent ? AquaUtilControlSize.getUserSizeFrom((JComponent)c) : Size.REGULAR;
	sizeVariant = sizeDescriptor.get(size);
	painter.state.set(size);
	super.paintIcon(c, g, x, y);
	}
	}

	static abstract class CachingScalingIcon implements Icon, UIResource {
	int width;
	int height;
	Image image;

	public CachingScalingIcon(final int width, final int height) {
	this.width = width;
	this.height = height;
	}

	void setSize(final int width, final int height) {
	this.width = width;
	this.height = height;
	this.image = null;
	}

	Image getImage() {
	if (image != null) return image;

	if (!GraphicsEnvironment.isHeadless()) {
	image = getOptimizedImage();
	}

	return image;
	}

	private Image getOptimizedImage() {
	final Image img = createImage();
	// TODO: no RuntimeOptions for now
	//if (RuntimeOptions.getRenderer(null) != RuntimeOptions.Sun) return img;
	return getProgressiveOptimizedImage(img, getIconWidth(), getIconHeight());
	}

	static Image getProgressiveOptimizedImage(final Image img, final int w, final int h) {
	if (img == null) return null;

	final int halfImgW = img.getWidth(null) / 2;
	final int halfImgH = img.getHeight(null) / 2;
	if (w * 2 > halfImgW && h * 2 > halfImgH) return img;

	final BufferedImage halfImage = new BufferedImage(halfImgW, halfImgH, BufferedImage.TYPE_INT_ARGB);
	final Graphics g = halfImage.getGraphics();
	((Graphics2D)g).setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
	g.drawImage(img, 0, 0, halfImgW, halfImgH, null);
	g.dispose();

	return getProgressiveOptimizedImage(halfImage, w, h);
	}

	abstract Image createImage();

	public boolean hasIconRef() {
	return getImage() != null;
	}

	public void paintIcon(final Component c, Graphics g, final int x, final int y) {
	g = g.create();

	if (g instanceof Graphics2D) {
	// improves icon rendering quality in Quartz
	((Graphics2D)g).setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
	}

	final Image myImage = getImage();
	if (myImage != null) {
	g.drawImage(myImage, x, y, getIconWidth(), getIconHeight(), null);
	}

	g.dispose();
	}

	public int getIconWidth() {
	return width;
	}

	public int getIconHeight() {
	return height;
	}

	}

	static abstract class CachableJRSUIIcon extends CachingScalingIcon implements UIResource {
	public CachableJRSUIIcon(final int width, final int height) {
	super(width, height);
	}

	Image createImage() {
	final AquaPainter<JRSUIState> painter = AquaPainter.create(JRSUIState.getInstance());
	initIconPainter(painter);

	final BufferedImage img = new BufferedImage(getIconWidth(), getIconHeight(), BufferedImage.TYPE_INT_ARGB_PRE);
	final Graphics g = img.getGraphics();
	g.setClip(new Rectangle(0, 0, getIconWidth(), getIconHeight()));
	painter.paint(g, null, 0, 0, getIconWidth(), getIconHeight());
	g.dispose();
	return img;
	}

	public abstract void initIconPainter(final AquaPainter<JRSUIState> painter);
	}

	static class FileIcon extends CachingScalingIcon {
	final File file;

	public FileIcon(final File file, final int width, final int height) {
	super(width, height);
	this.file = file;
	}

	public FileIcon(final File file) {
	this(file, 16, 16);
	}

	Image createImage() {
	return AquaUtils.getCImageCreator().createImageOfFile(file.getAbsolutePath(), getIconWidth(), getIconHeight());
	}
	}

	static class SystemIconSingleton extends RecyclableSingleton<SystemIcon> {
	final String selector;

	public SystemIconSingleton(String selector) {
	this.selector = selector;
	}

	@Override
	protected SystemIcon getInstance() {
	return new SystemIcon(selector);
	}
	}

	static class SystemIconUIResourceSingleton extends RecyclableSingleton<IconUIResource> {
	final String selector;

	public SystemIconUIResourceSingleton(String selector) {
	this.selector = selector;
	}

	@Override
	protected IconUIResource getInstance() {
	return new IconUIResource(new SystemIcon(selector));
	}
	}

	static class SystemIcon extends CachingScalingIcon {
	private static final SystemIconUIResourceSingleton folderIcon = new SystemIconUIResourceSingleton("fldr");
	static IconUIResource getFolderIconUIResource() { return folderIcon.get(); }

	private static final SystemIconUIResourceSingleton openFolderIcon = new SystemIconUIResourceSingleton("ofld");
	static IconUIResource getOpenFolderIconUIResource() { return openFolderIcon.get(); }

	private static final SystemIconUIResourceSingleton desktopIcon = new SystemIconUIResourceSingleton("desk");
	static IconUIResource getDesktopIconUIResource() { return desktopIcon.get(); }

	private static final SystemIconUIResourceSingleton computerIcon = new SystemIconUIResourceSingleton("FNDR");
	static IconUIResource getComputerIconUIResource() { return computerIcon.get(); }

	private static final SystemIconUIResourceSingleton documentIcon = new SystemIconUIResourceSingleton("docu");
	static IconUIResource getDocumentIconUIResource() { return documentIcon.get(); }

	private static final SystemIconUIResourceSingleton hardDriveIcon = new SystemIconUIResourceSingleton("hdsk");
	static IconUIResource getHardDriveIconUIResource() { return hardDriveIcon.get(); }

	private static final SystemIconUIResourceSingleton floppyIcon = new SystemIconUIResourceSingleton("flpy");
	static IconUIResource getFloppyIconUIResource() { return floppyIcon.get(); }

	//private static final SystemIconUIResourceSingleton noteIcon = new SystemIconUIResourceSingleton("note");
	//static IconUIResource getNoteIconUIResource() { return noteIcon.get(); }

	private static final SystemIconSingleton caut = new SystemIconSingleton("caut");
	static SystemIcon getCautionIcon() { return caut.get(); }

	private static final SystemIconSingleton stop = new SystemIconSingleton("stop");
	static SystemIcon getStopIcon() { return stop.get(); }

	final String selector;

	public SystemIcon(final String iconSelector, final int width, final int height) {
	super(width, height);
	selector = iconSelector;
	}

	public SystemIcon(final String iconSelector) {
	this(iconSelector, 16, 16);
	}

	Image createImage() {
	return AquaUtils.getCImageCreator().createSystemImageFromSelector(selector, getIconWidth(), getIconHeight());
	}
	}
	}