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/******************************************************************************* |
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/******************************************************************************* |
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* Copyright (c) 2009, 2010 Avaloq Evolution AG and others. |
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* Copyright (c) 2009, 2012 Avaloq Evolution AG and others. |
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* All rights reserved. This program and the accompanying materials |
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* All rights reserved. This program and the accompanying materials |
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* are made available under the terms of the Eclipse Public License v1.0 |
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* are made available under the terms of the Eclipse Public License v1.0 |
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* which accompanies this distribution, and is available at |
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* which accompanies this distribution, and is available at |
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package org.eclipse.jface.internal.text; |
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package org.eclipse.jface.internal.text; |
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import java.util.Arrays; |
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import java.util.Arrays; |
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import org.eclipse.swt.graphics.GC; |
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import org.eclipse.core.runtime.Assert; |
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import org.eclipse.core.runtime.Assert; |
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* <code>[0,fTabWidth]</code> |
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* <code>[0,fTabWidth]</code> |
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*/ |
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*/ |
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private int visualSizeIncrement(char character, int visual) { |
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private int visualSizeIncrement(char character, int visual) { |
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if (fGC != null && character > 255) |
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return (int)Math.ceil(fGC.stringExtent(new String(Character.toString(character))).x / fSingleCharWidth); |
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if (character != '\t') |
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if (character != '\t') |
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return 1; |
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return 1; |
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if (fTabWidth <= 0) |
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if (fTabWidth <= 0) |
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private ISelectionProvider fSelectionProvider; |
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private ISelectionProvider fSelectionProvider; |
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private GC fGC; |
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float fSingleCharWidth; |
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/** |
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/** |
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* Creates a new processor on the given viewer. |
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* Creates a new processor on the given viewer. |
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* |
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* |
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*/ |
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*/ |
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public SelectionProcessor(ITextViewer viewer) { |
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public SelectionProcessor(ITextViewer viewer) { |
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this(viewer.getDocument(), viewer.getTextWidget().getTabs()); |
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this(viewer.getDocument(), viewer.getTextWidget().getTabs()); |
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fGC= new GC(viewer.getTextWidget()); |
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fSingleCharWidth= fGC.stringExtent(" ").x; //$NON-NLS-1$ |
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if (viewer instanceof ITextViewerExtension) { |
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if (viewer instanceof ITextViewerExtension) { |
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ITextViewerExtension ext= (ITextViewerExtension)viewer; |
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ITextViewerExtension ext= (ITextViewerExtension)viewer; |
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fRewriteTarget= ext.getRewriteTarget(); |
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fRewriteTarget= ext.getRewriteTarget(); |
