Source Code Cross Referenced for ViewSite.java in  » 6.0-JDK-Modules » java-3d » com » db » viewpoint » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » 6.0 JDK Modules » java 3d » com.db.viewpoint 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Copyright (c) 2001 Silvere Martin-Michiellot All Rights Reserved.
003:         *
004:         * Silvere Martin-Michiellot grants you ("Licensee") a non-exclusive,
005:         * royalty free, license to use, modify and redistribute this
006:         * software in source and binary code form,
007:         * provided that i) this copyright notice and license appear on all copies of
008:         * the software; and ii) Licensee does not utilize the software in a manner
009:         * which is disparaging to Silvere Martin-Michiellot.
010:         *
011:         * This software is provided "AS IS," without a warranty of any kind. ALL
012:         * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING ANY
013:         * IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
014:         * NON-INFRINGEMENT, ARE HEREBY EXCLUDED. Silvere Martin-Michiellot
015:         * AND ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES
016:         * SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING
017:         * OR DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL
018:         * Silvere Martin-Michiellot OR ITS LICENSORS BE LIABLE
019:         * FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT,
020:         * INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER
021:         * CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF
022:         * OR INABILITY TO USE SOFTWARE, EVEN IF Silvere Martin-Michiellot HAS BEEN
023:         * ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
024:         *
025:         * This software is not designed or intended for use in on-line control of
026:         * aircraft, air traffic, aircraft navigation or aircraft communications; or in
027:         * the design, construction, operation or maintenance of any nuclear
028:         * facility. Licensee represents and warrants that it will not use or
029:         * redistribute the Software for such purposes.
030:         *
031:         * @Author: Silvere Martin-Michiellot
032:         *
033:         */
034:
035:        package com.db.viewpoint;
036:
037:        //	This code is repackaged after the software The Carnival by Douglas Pew
038:        //	Site http://www.access.digex.net/~dpew/carnival (link is dead)
039:        //	Email dpew@gmu.edu
040:
041:        /*
042:         *
043:         *  This program is free software; you can redistribute it and/or modify
044:         *  it under the terms of the GNU General Public License as published by
045:         *  the Free Software Foundation; either version 2 of the License, or
046:         *  (at your option) any later version.
047:         *
048:         *  This program is distributed in the hope that it will be useful,
049:         *  but WITHOUT ANY WARRANTY; without even the implied warranty of
050:         *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
051:         *  GNU General Public License for more details.
052:         *
053:         *  You should have received a copy of the GNU General Public License
054:         *  along with this program; if not, write to the Free Software
055:         *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
056:         *
057:         */
058:
059:        import javax.media.j3d.*;
060:
061:        /** This class defines what an actual viewpoint is based on. It is called by
062:         * ViewPoint and you should therefore get ViewSites by defining a ViewPoint and
063:         * calling getViewSites();
064:         */
065:        public class ViewSite extends Object {
066:
067:            private ViewControl[] control;
068:            private ViewPlatform platform;
069:            private TransformGroup tgroup;
070:            private boolean active = false;
071:            private String name;
072:
073:            /** Builds a new ViewSite */
074:            public ViewSite() {
075:
076:                super ();
077:
078:            }
079:
080:            /** Builds a new ViewSite
081:             * @param name The name of the ViewSite
082:             */
083:            public ViewSite(String name) {
084:
085:                this (name, null, null);
086:
087:            }
088:
089:            /** Builds a new ViewSite
090:             * @param name The name of the ViewSite
091:             * @param control The ViewControls for the ViewSite
092:             * @param platform The ViewPlatform to which this ViewSite is attached.
093:             */
094:            public ViewSite(String name, ViewControl[] control,
095:                    ViewPlatform platform) {
096:
097:                this .name = name;
098:                this .control = control;
099:                this .platform = platform;
100:                if (platform != null)
101:                    tgroup = (TransformGroup) platform.getParent();
102:
103:            }
104:
105:            /** Retrieves the name for this ViewSite.
106:             * @return The name for this ViewSite.
107:             */
108:            public String getName() {
109:
110:                return name;
111:
112:            }
113:
114:            /** Retrieves the name for this ViewSite.
115:             * @return The name for this ViewSite.
116:             */
117:            public String toString() {
118:
119:                return name;
120:
121:            }
122:
123:            /** Retrieves the ViewControl array for this ViewSite.
124:             * @return The ViewControl array for this ViewSite.
125:             */
126:            public ViewControl[] getViewControls() {
127:
128:                return control;
129:
130:            }
131:
132:            /** Retrieves the ViewPlatform for this ViewSite.
133:             * @return The ViewPlatform for this ViewSite.
134:             */
135:            public ViewPlatform getViewPlatform() {
136:
137:                return platform;
138:
139:            }
140:
141:            /** Retrieves the TransformGroup for this ViewSite. It is the parent node of the
142:             * ViewPlateform.
143:             * @return The TransformGroup for this ViewSite.
144:             */
145:            public TransformGroup getTransformGroup() {
146:
147:                return tgroup;
148:
149:            }
150:
151:            /** Sets the ViewControl array for this ViewSite.
152:             * @param c The ViewControl array for this ViewSite.
153:             */
154:            public void setViewControls(ViewControl[] c) {
155:
156:                control = c;
157:
158:            }
159:
160:            /** Sets the (only one) ViewControl for this ViewSite.
161:             * @param c The ViewControl for this ViewSite.
162:             */
163:            public void setViewControl(ViewControl c) {
164:
165:                control = new ViewControl[1];
166:                control[0] = c;
167:
168:            }
169:
170:            /** Sets the ViewPlatform for this ViewSite.
171:             * @param vp The ViewPlatform for this ViewSite.
172:             */
173:            public void setViewPlatform(ViewPlatform vp) {
174:
175:                platform = vp;
176:                tgroup = (TransformGroup) platform.getParent();
177:
178:            }
179:
180:            /** Builds up the ViewPlatform for this ViewSite.
181:             * @return The parent node of the ViewPlatform for this ViewSite.
182:             */
183:            public TransformGroup makeViewPlatform() {
184:
185:                tgroup = new TransformGroup();
186:
187:                tgroup.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
188:                tgroup.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
189:                platform = new ViewPlatform();
190:                platform.setActivationRadius(10000.0f);
191:                tgroup.addChild(platform);
192:
193:                return tgroup;
194:
195:            }
196:
197:            /** Sets the name for this ViewSite.
198:             * @param name The name for this ViewSite.
199:             */
200:            public void setName(String name) {
201:
202:                this .name = name;
203:
204:            }
205:
206:            /** If not activated already, attaches the View to the ViewPlatform of this ViewSite, and activates
207:             * the i th control of the ViewControl array.
208:             * @param view The View to which attach this ViewSite.
209:             * @param i The control to activate.
210:             */
211:            public void activate(View view, int i) {
212:
213:                if (active)
214:                    return;
215:
216:                if (i < control.length) {
217:                    for (int j = 0; j < control.length; j++)
218:                        control[j].deactivate();
219:                    control[i].activate();
220:
221:                    if (platform != null)
222:                        view.attachViewPlatform(platform);
223:                    //     view.getPhysicalEnvironment().getAudioDevice().initialize();
224:
225:                    active = true;
226:                }
227:
228:            }
229:
230:            /** If not inactivated already, inactivates
231:             * all the controls of the ViewControl array. aDoes not dettach the View to the ViewPlatform of this
232:             * ViewSite.
233:             */
234:            public void deactivate() {
235:
236:                if (!active)
237:                    return;
238:                int i;
239:                for (i = 0; i < control.length; i++)
240:                    control[i].deactivate();
241:                active = false;
242:
243:            }
244:
245:        }
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