| 1 | /********************************************************************** |
| 2 | * Copyright (c) 2005, 2012 IBM Corporation, Ericsson |
| 3 | * All rights reserved. This program and the accompanying materials |
| 4 | * are made available under the terms of the Eclipse Public License v1.0 |
| 5 | * which accompanies this distribution, and is available at |
| 6 | * http://www.eclipse.org/legal/epl-v10.html |
| 7 | * |
| 8 | * Contributors: |
| 9 | * IBM - Initial API and implementation |
| 10 | * Bernd Hufmann - Updated for TMF |
| 11 | **********************************************************************/ |
| 12 | |
| 13 | package org.eclipse.linuxtools.tmf.ui.views.uml2sd.drawings.impl; |
| 14 | |
| 15 | import org.eclipse.linuxtools.tmf.ui.views.uml2sd.drawings.IFont; |
| 16 | import org.eclipse.swt.graphics.Font; |
| 17 | import org.eclipse.swt.graphics.FontData; |
| 18 | import org.eclipse.swt.widgets.Display; |
| 19 | |
| 20 | /** |
| 21 | * Default implementation of the IFont interface. |
| 22 | * |
| 23 | * @version 1.0 |
| 24 | * @author sveyrier |
| 25 | * |
| 26 | */ |
| 27 | public class FontImpl implements IFont { |
| 28 | |
| 29 | // ------------------------------------------------------------------------ |
| 30 | // Attributes |
| 31 | // ------------------------------------------------------------------------ |
| 32 | |
| 33 | /** |
| 34 | * The font object |
| 35 | */ |
| 36 | protected Font fFont = null; |
| 37 | /** |
| 38 | * Flag to indicate that this object is managing the resource. |
| 39 | */ |
| 40 | protected boolean fManageFont = true; |
| 41 | |
| 42 | // ------------------------------------------------------------------------ |
| 43 | // Constructors |
| 44 | // ------------------------------------------------------------------------ |
| 45 | /** |
| 46 | * Default constructor. |
| 47 | * |
| 48 | * @param display The display to use |
| 49 | * @param data A font data |
| 50 | */ |
| 51 | public FontImpl(Display display, FontData data) { |
| 52 | fFont = new Font(display, data); |
| 53 | } |
| 54 | |
| 55 | /** |
| 56 | * Copy constructor |
| 57 | * |
| 58 | * @param value A font to copy. |
| 59 | */ |
| 60 | protected FontImpl(Font value) { |
| 61 | fFont = value; |
| 62 | fManageFont = false; |
| 63 | } |
| 64 | |
| 65 | // ------------------------------------------------------------------------ |
| 66 | // Methods |
| 67 | // ------------------------------------------------------------------------ |
| 68 | /** |
| 69 | * Returns a font implementation based system font. |
| 70 | * |
| 71 | * @return a font implementation based system font. |
| 72 | */ |
| 73 | public static FontImpl getSystemFont() { |
| 74 | return new FontImpl(Display.getDefault().getSystemFont()); |
| 75 | } |
| 76 | |
| 77 | /* |
| 78 | * (non-Javadoc) |
| 79 | * @see org.eclipse.linuxtools.tmf.ui.views.uml2sd.drawings.IFont#getFont() |
| 80 | */ |
| 81 | @Override |
| 82 | public Object getFont() { |
| 83 | return fFont; |
| 84 | } |
| 85 | |
| 86 | /* |
| 87 | * (non-Javadoc) |
| 88 | * @see org.eclipse.linuxtools.tmf.ui.views.uml2sd.drawings.IFont#dispose() |
| 89 | */ |
| 90 | @Override |
| 91 | public void dispose() { |
| 92 | if (fFont != null) { |
| 93 | fFont.dispose(); |
| 94 | } |
| 95 | } |
| 96 | } |