Mercurial > projects > dwt-addons
view dwtx/draw2d/SubordinateUpdateManager.d @ 101:1082a0fc2bb8
First Draw2D example running
author | Frank Benoit <benoit@tionex.de> |
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date | Sun, 03 Aug 2008 02:17:46 +0200 |
parents | 95307ad235d9 |
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/******************************************************************************* * 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.SubordinateUpdateManager; import dwt.dwthelper.utils; import dwtx.draw2d.geometry.Rectangle; import dwtx.draw2d.UpdateManager; import dwtx.draw2d.IFigure; import dwtx.draw2d.GraphicsSource; /** * @deprecated this class is not used */ public abstract class SubordinateUpdateManager : UpdateManager { /** * A root figure. */ protected IFigure root; /** * A graphics source */ protected GraphicsSource graphicsSource; /** * @see UpdateManager#addDirtyRegion(IFigure, int, int, int, int) */ public void addDirtyRegion(IFigure f, int x, int y, int w, int h) { if (getSuperior() is null) return; getSuperior().addDirtyRegion(f, x, y, w, h); } /** * @see UpdateManager#addInvalidFigure(IFigure) */ public void addInvalidFigure(IFigure f) { UpdateManager um = getSuperior(); if (um is null) return; um.addInvalidFigure(f); } /** * Returns the host figure. * @return the host figure */ protected abstract IFigure getHost(); /** * Returns the superior update manager. * @return the superior */ protected UpdateManager getSuperior() { if (getHost().getParent() is null) return null; return getHost().getParent().getUpdateManager(); } /** * @see UpdateManager#performUpdate() */ public void performUpdate() { UpdateManager um = getSuperior(); if (um is null) return; um.performUpdate(); } /** * @see UpdateManager#performUpdate(Rectangle) */ public void performUpdate(Rectangle rect) { UpdateManager um = getSuperior(); if (um is null) return; um.performUpdate(rect); } /** * @see UpdateManager#setRoot(IFigure) */ public void setRoot(IFigure f) { root = f; } /** * @see UpdateManager#setGraphicsSource(GraphicsSource) */ public void setGraphicsSource(GraphicsSource gs) { graphicsSource = gs; } }