Mercurial > projects > dwt-addons
diff dwtx/draw2d/GraphicsSource.d @ 98:95307ad235d9
Added Draw2d code, still work in progress
author | Frank Benoit <benoit@tionex.de> |
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date | Sun, 03 Aug 2008 00:52:14 +0200 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/dwtx/draw2d/GraphicsSource.d Sun Aug 03 00:52:14 2008 +0200 @@ -0,0 +1,38 @@ +/******************************************************************************* + * Copyright (c) 2000, 2005 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 + * Port to the D programming language: + * Frank Benoit <benoit@tionex.de> + *******************************************************************************/ +module dwtx.draw2d.GraphicsSource; + +import dwt.dwthelper.utils; + +import dwtx.draw2d.geometry.Rectangle; +import dwtx.draw2d.Graphics; + +/** + * Provides a {@link dwtx.draw2d.Graphics} object for painting. + */ +public interface GraphicsSource { + +/** + * Returns a Graphics for the rectangular region requested. May return <code>null</code>. + * @param region The rectangular region + * @return A new Graphics object for the given region + */ +Graphics getGraphics(Rectangle region); + +/** + * Tells the GraphicsSource that you have finished using that region. + * @param region The rectangular region that that no longer needs the Graphics + */ +void flushGraphics(Rectangle region); + +}