| /****************************************************************************** |
| * Copyright (c) 2007 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 |
| ****************************************************************************/ |
| |
| package org.eclipse.gmf.runtime.draw2d.ui.text; |
| |
| import org.eclipse.draw2d.TextUtilities; |
| import org.eclipse.draw2d.text.FlowUtilities; |
| import org.eclipse.draw2d.text.TextFragmentBox; |
| import org.eclipse.gmf.runtime.draw2d.ui.mapmode.IMapMode; |
| import org.eclipse.swt.graphics.Font; |
| import org.eclipse.swt.graphics.Rectangle; |
| |
| /** |
| * This class extends GEF's <code>FlowUtilities</code> class to provide |
| * mapmode support. |
| * |
| * @since 2.1 |
| * @author satif, crevells |
| */ |
| public class FlowUtilitiesEx |
| extends FlowUtilities { |
| |
| /** |
| * The mapmode to be used for translating measurement units. |
| */ |
| private IMapMode mapmode; |
| |
| private TextUtilities textUtilities; |
| |
| /** |
| * Creates a new instance. |
| * |
| * @param mapmode |
| * mapmode to be used for translating measurement units |
| */ |
| public FlowUtilitiesEx(IMapMode mapmode) { |
| super(); |
| this.mapmode = mapmode; |
| } |
| |
| public float getAverageCharWidth(TextFragmentBox fragment, Font font) { |
| return mapmode.DPtoLP((int) super.getAverageCharWidth(fragment, font)); |
| } |
| |
| protected Rectangle getTextLayoutBounds(String s, Font f, int start, int end) { |
| Rectangle rect = super.getTextLayoutBounds(s, f, start, end); |
| return new Rectangle(mapmode.DPtoLP(rect.x), mapmode.DPtoLP(rect.y), |
| mapmode.DPtoLP(rect.width), mapmode.DPtoLP(rect.height)); |
| } |
| |
| protected TextUtilities getTextUtilities() { |
| if (textUtilities == null) { |
| textUtilities = new TextUtilitiesEx(mapmode); |
| } |
| return textUtilities; |
| } |
| |
| /** |
| * Make public. |
| * |
| * @see #setupFragment(TextFragmentBox, Font, String) |
| */ |
| public void setupFragmentEx(TextFragmentBox fragment, Font font, |
| String string) { |
| super.setupFragment(fragment, font, string); |
| } |
| } |