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.gantt.link_routing;
051:
052: import java.awt.geom.GeneralPath;
053:
054: import com.projity.pm.dependency.DependencyType;
055:
056: /**
057: *
058: */
059: public class DefaultGanttLinkRouting extends GanttLinkRouting {
060: private static final long serialVersionUID = 1348199015438525067L;
061:
062: public void routePath(GeneralPath path, double x0, double y0,
063: double x1, double y1, double y2, double y1floor,
064: double y1ceil, int type) {
065: this .path = path;
066: int fromSign = (type == DependencyType.SF || type == DependencyType.SS) ? -1
067: : 1;
068: int toSign = (type == DependencyType.FS || type == DependencyType.SS) ? -1
069: : 1;
070:
071: double fromDeltaX = 5.0;
072: double toDeltaX = 15.0;
073: double maxDeltaXVerticalArrow = 20;
074:
075: double x2 = x0 + fromSign * fromDeltaX;
076: double x3 = x1 + toSign * toDeltaX;
077:
078: resetLinkPoints();
079: addLinkPoint(x0, y0);
080: if (type == DependencyType.FS && verticalArrow
081: && x1 + maxDeltaXVerticalArrow >= x2) {
082: double x4 = Math.max(x1, x2);
083: addLinkPoint(x4, y0);
084: addLinkPoint(x4, (y1 >= y0) ? y1ceil : y1floor);
085: return;
086: }
087: switch (type) {
088: case DependencyType.FS:
089: case DependencyType.SF:
090: if (type == DependencyType.FS && x3 >= x2 || x3 <= x2
091: && type == DependencyType.SF) {
092: addLinkPoint(x3, y0);
093: addLinkPoint(x3, y1);
094: } else {
095: addLinkPoint(x2, y0);
096: addLinkPoint(x2, y2);
097: addLinkPoint(x3, y2);
098: addLinkPoint(x3, y1);
099: }
100: break;
101: case DependencyType.SS:
102: case DependencyType.FF: {
103: double x5;
104: if (type == DependencyType.SS) {
105: x5 = (x2 < x3) ? x2 : x3;
106: } else {
107: x5 = (x2 > x3) ? x2 : x3;
108: }
109: addLinkPoint(x5, y0);
110: addLinkPoint(x5, y1);
111: break;
112: }
113: default:
114: return;
115: }
116: addLinkPoint(x1, y1);
117: }
118: }
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