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/*******************************************************************************
* Copyright (c) 2002, 2006 QNX Software Systems 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:
* QNX Software Systems - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.ui.buildconsole;
import org.eclipse.cdt.ui.CUIPlugin;
import org.eclipse.jface.text.TypedRegion;
public class BuildConsolePartition extends TypedRegion {
/**
* Associated stream
*/
private BuildConsoleStream fStream;
/**
* Partition type
*/
public static final String CONSOLE_PARTITION_TYPE = CUIPlugin.getPluginId() + ".CONSOLE_PARTITION_TYPE"; //$NON-NLS-1$
public BuildConsolePartition(BuildConsoleStream stream, int offset, int length) {
super(offset, length, CONSOLE_PARTITION_TYPE);
fStream = stream;
}
/**
* @see java.lang.Object#equals(java.lang.Object)
*/
public boolean equals(Object partition) {
if (super.equals(partition)) {
return fStream.equals(((BuildConsolePartition) partition).getStream());
}
return false;
}
/**
* @see java.lang.Object#hashCode()
*/
public int hashCode() {
return super.hashCode() + fStream.hashCode();
}
/**
* Returns this partition's stream
*
* @return this partition's stream
*/
public BuildConsoleStream getStream() {
return fStream;
}
/**
* Returns whether this partition is allowed to be combined with the given
* partition.
*
* @param partition
* @return boolean
*/
public boolean canBeCombinedWith(BuildConsolePartition partition) {
int start = getOffset();
int end = start + getLength();
int otherStart = partition.getOffset();
int otherEnd = otherStart + partition.getLength();
boolean overlap = (otherStart >= start && otherStart <= end) || (start >= otherStart && start <= otherEnd);
return overlap && getType().equals(partition.getType()) && getStream().equals(partition.getStream());
}
/**
* Returns a new partition representing this and the given parition
* combined.
*
* @param partition
* @return partition
*/
public BuildConsolePartition combineWith(BuildConsolePartition partition) {
int start = getOffset();
int end = start + getLength();
int otherStart = partition.getOffset();
int otherEnd = otherStart + partition.getLength();
int theStart = Math.min(start, otherStart);
int theEnd = Math.max(end, otherEnd);
return createNewPartition(theStart, theEnd - theStart);
}
/**
* Creates a new patition of this type with the given color, offset, and
* length.
*
* @param offset
* @param length
* @return a new partition with the given range
*/
public BuildConsolePartition createNewPartition(int offset, int length) {
return new BuildConsolePartition(getStream(), offset, length);
}
}
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