author | hgs |
Mon, 04 Oct 2010 11:29:25 +0300 | |
changeset 78 | 71ad690e91f5 |
parent 21 | 2a9601315dfc |
permissions | -rw-r--r-- |
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/******************************************************************************* |
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* Copyright (c) 2009, 2010 Nokia Corporation and/or its subsidiary(-ies). |
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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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* which accompanies this distribution, and is available at |
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* http://www.eclipse.org/legal/epl-v10.html |
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* |
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* Contributors: |
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* Nokia Corporation - initial implementation |
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*******************************************************************************/ |
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package org.eclipse.swt.internal.qt; |
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|
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import org.eclipse.swt.internal.qt.graphics.GraphicsContext; |
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public final class SharedGCWrapper { |
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private static GraphicsContext gc; |
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/** |
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* Returns the shared GraphicsContext that can be used for drawing or null if |
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* the shared GraphicContext is already being used and is unavailable. |
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*/ |
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public static GraphicsContext getSharedGC() { |
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if(gc == null || gc.isDisposed()) { |
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gc = new GraphicsContext(); |
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} else if(gc.isActive()) { |
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return null; |
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} |
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return gc; |
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} |
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} |