| /******************************************************************************* |
| * Copyright (c) 2003, 2010 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.draw2d.graph; |
| |
| import org.eclipse.draw2d.geometry.Insets; |
| |
| /** |
| * For INTERNAL use only. |
| * |
| * @author hudsonr |
| * @since 2.1.2 |
| */ |
| class SubgraphBoundary extends Node { |
| |
| /** |
| * constant indicating TOP. |
| */ |
| public static final int TOP = 0; |
| |
| /** |
| * constant indicating LEFT. |
| */ |
| public static final int LEFT = 1; |
| |
| /** |
| * constant indicating BOTTOM. |
| */ |
| public static final int BOTTOM = 2; |
| |
| /** |
| * constant indicating RIGHT. |
| */ |
| public static final int RIGHT = 3; |
| |
| /** |
| * Constructs a new boundary. |
| * |
| * @param s |
| * the subgraph |
| * @param p |
| * the padding |
| * @param side |
| * which side |
| */ |
| public SubgraphBoundary(Subgraph s, Insets p, int side) { |
| super(null, s); |
| this.width = s.width; |
| this.height = s.height; |
| this.padding = new Insets(); |
| switch (side) { |
| case LEFT: |
| width = s.insets.left; |
| y = s.y; |
| padding.left = p.left; |
| padding.right = s.innerPadding.left; |
| padding.top = padding.bottom = 0; |
| setParent(s.getParent()); |
| data = "left(" + s + ")"; //$NON-NLS-1$ //$NON-NLS-2$ |
| break; |
| case RIGHT: |
| width = s.insets.right; |
| y = s.y; |
| padding.right = p.right; |
| padding.left = s.innerPadding.right; |
| padding.top = padding.bottom = 0; |
| setParent(s.getParent()); |
| data = "right(" + s + ")"; //$NON-NLS-1$ //$NON-NLS-2$ |
| break; |
| case TOP: |
| height = s.insets.top; |
| // $TODO width of head/tail should be 0 |
| width = 5; |
| padding.top = p.top; |
| padding.bottom = s.innerPadding.top; |
| padding.left = padding.right = 0; |
| data = "top(" + s + ")"; //$NON-NLS-1$ //$NON-NLS-2$ |
| break; |
| case BOTTOM: |
| height = s.insets.bottom; |
| // $TODO width of head/tail should be 0 |
| width = 5; |
| padding.top = s.innerPadding.bottom; |
| padding.bottom = p.bottom; |
| padding.left = padding.right = 0; |
| data = "bottom(" + s + ")"; //$NON-NLS-1$ //$NON-NLS-2$ |
| break; |
| } |
| } |
| |
| } |