X-Git-Url: http://git.phpeclipse.com diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/ui/JavaElementImageDescriptor.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/ui/JavaElementImageDescriptor.java new file mode 100644 index 0000000..4cf8183 --- /dev/null +++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/ui/JavaElementImageDescriptor.java @@ -0,0 +1,237 @@ +/******************************************************************************* + * Copyright (c) 2000, 2003 IBM Corporation and others. + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Common Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/cpl-v10.html + * + * Contributors: + * IBM Corporation - initial API and implementation + *******************************************************************************/ +package net.sourceforge.phpdt.ui; + + +import org.eclipse.swt.graphics.ImageData; +import org.eclipse.swt.graphics.Point; + +import org.eclipse.jface.resource.CompositeImageDescriptor; +import org.eclipse.jface.resource.ImageDescriptor; +import org.eclipse.jface.util.Assert; + +import net.sourceforge.phpdt.internal.ui.PHPUiImages; + +/** + * A JavaImageDescriptor consists of a base image and several adornments. The adornments + * are computed according to the flags either passed during creation or set via the method + * setAdornments. + * + *

+ * This class may be instantiated; it is not intended to be subclassed. + *

+ * + * @since 2.0 + */ +public class JavaElementImageDescriptor extends CompositeImageDescriptor { + + /** Flag to render the abstract adornment */ + public final static int ABSTRACT= 0x001; + + /** Flag to render the final adornment */ + public final static int FINAL= 0x002; + + /** Flag to render the synchronized adornment */ + public final static int SYNCHRONIZED= 0x004; + + /** Flag to render the static adornment */ + public final static int STATIC= 0x008; + + /** Flag to render the runnable adornment */ + public final static int RUNNABLE= 0x010; + + /** Flag to render the waring adornment */ + public final static int WARNING= 0x020; + + /** Flag to render the error adornment */ + public final static int ERROR= 0x040; + + /** Flag to render the 'override' adornment */ + public final static int OVERRIDES= 0x080; + + /** Flag to render the 'implements' adornment */ + public final static int IMPLEMENTS= 0x100; + + /** Flag to render the 'constructor' adornment */ + public final static int CONSTRUCTOR= 0x200; + + private ImageDescriptor fBaseImage; + private int fFlags; + private Point fSize; + + /** + * Creates a new JavaElementImageDescriptor. + * + * @param baseImage an image descriptor used as the base image + * @param flags flags indicating which adornments are to be rendered. See setAdornments + * for valid values. + * @param size the size of the resulting image + * @see #setAdornments(int) + */ + public JavaElementImageDescriptor(ImageDescriptor baseImage, int flags, Point size) { + fBaseImage= baseImage; + Assert.isNotNull(fBaseImage); + fFlags= flags; + Assert.isTrue(fFlags >= 0); + fSize= size; + Assert.isNotNull(fSize); + } + + /** + * Sets the descriptors adornments. Valid values are: ABSTRACT, FINAL, + * SYNCHRONIZED, STATIC, RUNNABLE, WARNING, + * ERROR, OVERRIDDES, IMPLEMENTS, CONSTRUCTOR, + * or any combination of those. + * + * @param adornments the image descritpors adornments + */ + public void setAdornments(int adornments) { + Assert.isTrue(adornments >= 0); + fFlags= adornments; + } + + /** + * Returns the current adornments. + * + * @return the current adornments + */ + public int getAdronments() { + return fFlags; + } + + /** + * Sets the size of the image created by calling createImage(). + * + * @param size the size of the image returned from calling createImage() + * @see ImageDescriptor#createImage() + */ + public void setImageSize(Point size) { + Assert.isNotNull(size); + Assert.isTrue(size.x >= 0 && size.y >= 0); + fSize= size; + } + + /** + * Returns the size of the image created by calling createImage(). + * + * @return the size of the image created by calling createImage() + * @see ImageDescriptor#createImage() + */ + public Point getImageSize() { + return new Point(fSize.x, fSize.y); + } + + /* (non-Javadoc) + * Method declared in CompositeImageDescriptor + */ + protected Point getSize() { + return fSize; + } + + /* (non-Javadoc) + * Method declared on Object. + */ + public boolean equals(Object object) { + if (object == null || !JavaElementImageDescriptor.class.equals(object.getClass())) + return false; + + JavaElementImageDescriptor other= (JavaElementImageDescriptor)object; + return (fBaseImage.equals(other.fBaseImage) && fFlags == other.fFlags && fSize.equals(other.fSize)); + } + + /* (non-Javadoc) + * Method declared on Object. + */ + public int hashCode() { + return fBaseImage.hashCode() | fFlags | fSize.hashCode(); + } + + /* (non-Javadoc) + * Method declared in CompositeImageDescriptor + */ + protected void drawCompositeImage(int width, int height) { + ImageData bg; + if ((bg= fBaseImage.getImageData()) == null) + bg= DEFAULT_IMAGE_DATA; + + drawImage(bg, 0, 0); + drawTopRight(); + drawBottomRight(); + drawBottomLeft(); + } + + private void drawTopRight() { + int x= getSize().x; + ImageData data= null; + if ((fFlags & ABSTRACT) != 0) { + data= PHPUiImages.DESC_OVR_ABSTRACT.getImageData(); + x-= data.width; + drawImage(data, x, 0); + } + if ((fFlags & CONSTRUCTOR) != 0) { + data= PHPUiImages.DESC_OVR_CONSTRUCTOR.getImageData(); + x-= data.width; + drawImage(data, x, 0); + } + if ((fFlags & FINAL) != 0) { + data= PHPUiImages.DESC_OVR_FINAL.getImageData(); + x-= data.width; + drawImage(data, x, 0); + } + if ((fFlags & STATIC) != 0) { + data= PHPUiImages.DESC_OVR_STATIC.getImageData(); + x-= data.width; + drawImage(data, x, 0); + } + } + + private void drawBottomRight() { + Point size= getSize(); + int x= size.x; + ImageData data= null; + if ((fFlags & OVERRIDES) != 0) { + data= PHPUiImages.DESC_OVR_OVERRIDES.getImageData(); + x-= data.width; + drawImage(data, x, size.y - data.height); + } + if ((fFlags & IMPLEMENTS) != 0) { + data= PHPUiImages.DESC_OVR_IMPLEMENTS.getImageData(); + x-= data.width; + drawImage(data, x, size.y - data.height); + } + if ((fFlags & SYNCHRONIZED) != 0) { + data= PHPUiImages.DESC_OVR_SYNCH.getImageData(); + x-= data.width; + drawImage(data, x, size.y - data.height); + } + if ((fFlags & RUNNABLE) != 0) { + data= PHPUiImages.DESC_OVR_RUN.getImageData(); + x-= data.width; + drawImage(data, x, size.y - data.height); + } + } + + private void drawBottomLeft() { + Point size= getSize(); + int x= 0; + ImageData data= null; + if ((fFlags & ERROR) != 0) { + data= PHPUiImages.DESC_OVR_ERROR.getImageData(); + drawImage(data, x, size.y - data.height); + x+= data.width; + } + if ((fFlags & WARNING) != 0) { + data= PHPUiImages.DESC_OVR_WARNING.getImageData(); + drawImage(data, x, size.y - data.height); + x+= data.width; + } + } +}