001: /*
002: The contents of this file are subject to the Common Public Attribution License
003: Version 1.0 (the "License"); you may not use this file except in compliance with
004: the License. You may obtain a copy of the License at
005: http://www.projity.com/license . The License is based on the Mozilla Public
006: License Version 1.1 but Sections 14 and 15 have been added to cover use of
007: software over a computer network and provide for limited attribution for the
008: Original Developer. In addition, Exhibit A has been modified to be consistent
009: with Exhibit B.
010:
011: Software distributed under the License is distributed on an "AS IS" basis,
012: WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the
013: specific language governing rights and limitations under the License. The
014: Original Code is OpenProj. The Original Developer is the Initial Developer and
015: is Projity, Inc. All portions of the code written by Projity are Copyright (c)
016: 2006, 2007. All Rights Reserved. Contributors Projity, Inc.
017:
018: Alternatively, the contents of this file may be used under the terms of the
019: Projity End-User License Agreeement (the Projity License), in which case the
020: provisions of the Projity License are applicable instead of those above. If you
021: wish to allow use of your version of this file only under the terms of the
022: Projity License and not to allow others to use your version of this file under
023: the CPAL, indicate your decision by deleting the provisions above and replace
024: them with the notice and other provisions required by the Projity License. If
025: you do not delete the provisions above, a recipient may use your version of this
026: file under either the CPAL or the Projity License.
027:
028: [NOTE: The text of this license may differ slightly from the text of the notices
029: in Exhibits A and B of the license at http://www.projity.com/license. You should
030: use the latest text at http://www.projity.com/license for your modifications.
031: You may not remove this license text from the source files.]
032:
033: Attribution Information: Attribution Copyright Notice: Copyright © 2006, 2007
034: Projity, Inc. Attribution Phrase (not exceeding 10 words): Powered by OpenProj,
035: an open source solution from Projity. Attribution URL: http://www.projity.com
036: Graphic Image as provided in the Covered Code as file: openproj_logo.png with
037: alternatives listed on http://www.projity.com/logo
038:
039: Display of Attribution Information is required in Larger Works which are defined
040: in the CPAL as a work which combines Covered Code or portions thereof with code
041: not governed by the terms of the CPAL. However, in addition to the other notice
042: obligations, all copies of the Covered Code in Executable and Source Code form
043: distributed must, as a form of attribution of the original author, include on
044: each user interface screen the "OpenProj" logo visible to all users. The
045: OpenProj logo should be located horizontally aligned with the menu bar and left
046: justified on the top left of the screen adjacent to the File menu. The logo
047: must be at least 100 x 25 pixels. When users click on the "OpenProj" logo it
048: must direct them back to http://www.projity.com.
049: */
050: package com.projity.pm.graphic.graph;
051:
052: import java.awt.Graphics;
053: import java.awt.geom.Line2D;
054: import java.awt.geom.PathIterator;
055: import java.awt.geom.Rectangle2D;
056: import java.io.Serializable;
057: import java.util.Iterator;
058: import java.util.List;
059:
060: import javax.swing.JComponent;
061: import javax.swing.plaf.ComponentUI;
062:
063: import com.projity.graphic.configuration.GraphicConfiguration;
064: import com.projity.pm.graphic.model.cache.GraphicDependency;
065: import com.projity.pm.graphic.model.cache.GraphicNode;
066:
067: /**
068: *
069: */
070: public class GraphUI extends ComponentUI implements Serializable {
071: private static final long serialVersionUID = -8309077056249013471L;
072: protected Graph graph;
073: protected GraphInteractor interactor;
074: protected GraphicConfiguration config;
075: protected GraphRenderer graphRenderer;
076:
077: public GraphUI(Graph graph, GraphRenderer graphRenderer) {
078: super ();
079: this .graph = graph;
080: this .graphRenderer = graphRenderer;
081: config = GraphicConfiguration.getInstance();
082: //graphRenderer.setGraphInfo(graph);
083:
084: }
085:
086: public Graph getGraph() {
087: return graph;
088: }
089:
090: public Object getObjectAt(double x, double y) {
091: Object o = getNodeAt(x, y);
092: return (o == null) ? getLinkAt(x, y) : o;
093: }
094:
095: protected double[] segment = new double[6];
096:
097: public GraphicDependency getLinkAt(double x, double y) {
098: return getLinkAt(x, y, graph.getModel().getDependencyIterator());
099: }
100:
101: protected GraphicDependency getLinkAt(double x, double y, Iterator i) {
102: double delta = config.getSelectionSquare();
103: double flatness = config.getLinkFlatness();
104: Rectangle2D selectionZone = (delta == 0) ? null
105: : new Rectangle2D.Double(x - delta, y - delta,
106: 2 * delta + 1, 2 * delta + 1);
107: GraphicDependency dependency;
108: while (i.hasNext()) {
109: dependency = (GraphicDependency) i.next();
110: if (selectionZone == null
111: && dependency.getPath().contains(x, y))
112: return dependency;
113: else if (selectionZone != null) {
114: int segType;
115: double lx = -1;
116: double ly = -1;
117: for (PathIterator j = (flatness <= 0) ? dependency
118: .getPath().getPathIterator(null) : dependency
119: .getPath().getPathIterator(null, flatness); !j
120: .isDone(); j.next()) {
121: switch (j.currentSegment(segment)) {
122: case PathIterator.SEG_LINETO:
123: //case PathIterator.SEG_CLOSE:
124: if (Line2D.ptSegDist(lx, ly, segment[0],
125: segment[1], x, y) <= delta)
126: return dependency;
127: break;
128: }
129: lx = segment[0];
130: ly = segment[1];
131: }
132: }
133: }
134: return null;
135: }
136:
137: public LinkRouting getRouting() {
138: return graphRenderer.getRouting();
139: }
140:
141: public void setRouting(LinkRouting routing) {
142: graphRenderer.setRouting(routing);
143: }
144:
145: public void updateShapes(List nodes) {
146: graphRenderer.updateShapes(nodes);
147: }
148:
149: public void updateShapes() {
150: graphRenderer.updateShapes();
151: }
152:
153: public void paint(Graphics g, JComponent c) {
154: graphRenderer.paint(g);
155: }
156:
157: public void updateShape(GraphicNode node) {
158: graphRenderer.updateShape(node);
159: }
160:
161: public GraphRenderer getGraphRenderer() {
162: return graphRenderer;
163: }
164:
165: //to override
166: public GraphicNode getNodeAt(double x, double y) {
167: return null;
168: }
169:
170: public boolean isEditing(GraphicNode node) {
171: return false;
172: }
173:
174: }
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