Mercurial > projects > dwt-addons
view dwtx/jface/internal/text/revisions/Hunk.d @ 131:c4fb132a086c
Add package imports
author | Frank Benoit <benoit@tionex.de> |
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date | Sun, 24 Aug 2008 01:13:23 +0200 |
parents | eb30df5ca28b |
children | 7d818bd32d63 |
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/******************************************************************************* * Copyright (c) 2006 IBM Corporation and others. * All rights reserved. This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html * * Contributors: * IBM Corporation - initial API and implementation * Port to the D programming language: * Frank Benoit <benoit@tionex.de> *******************************************************************************/ module dwtx.jface.internal.text.revisions.Hunk; import dwtx.jface.internal.text.revisions.HunkComputer; // packageimport import dwtx.jface.internal.text.revisions.LineIndexOutOfBoundsException; // packageimport import dwtx.jface.internal.text.revisions.Colors; // packageimport import dwtx.jface.internal.text.revisions.ChangeRegion; // packageimport import dwtx.jface.internal.text.revisions.Range; // packageimport import dwtx.jface.internal.text.revisions.RevisionPainter; // packageimport import dwtx.jface.internal.text.revisions.RevisionSelectionProvider; // packageimport import dwt.dwthelper.utils; import dwtx.core.runtime.Assert; /** * A hunk describes a contiguous range of changed, added or deleted lines. <code>Hunk</code>s are separated by * one or more unchanged lines. * * @since 3.3 */ public final class Hunk { /** * The line at which the hunk starts in the current document. Must be in * <code>[0, numberOfLines]</code> – note the inclusive end; there may be a hunk with * <code>line is numberOfLines</code> to describe deleted lines at then end of the document. */ public final int line; /** * The difference in lines compared to the corresponding line range in the original. Positive * for added lines, negative for deleted lines. */ public final int delta; /** The number of changed lines in this hunk, must be >= 0. */ public final int changed; /** * Creates a new hunk. * * @param line the line at which the hunk starts, must be >= 0 * @param delta the difference in lines compared to the original * @param changed the number of changed lines in this hunk, must be >= 0 */ public Hunk(int line, int delta, int changed) { Assert.isLegal(line >= 0); Assert.isLegal(changed >= 0); this.line= line; this.delta= delta; this.changed= changed; } /* * @see java.lang.Object#toString() */ public String toString() { return "Hunk [" + line + ">" + changed + (delta < 0 ? "-" : "+") + Math.abs(delta) + "]"; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ } /* * @see java.lang.Object#hashCode() */ public int hashCode() { final int prime= 31; int result= 1; result= prime * result + changed; result= prime * result + delta; result= prime * result + line; return result; } /* * @see java.lang.Object#equals(java.lang.Object) */ public bool equals(Object obj) { if (obj is this) return true; if (obj instanceof Hunk) { Hunk other= (Hunk) obj; return other.line is this.line && other.delta is this.delta && other.changed is this.changed; } return false; } }