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27 //
28 //
29 /*-----------------------------HEPVis----------------------------------------*/
30 /* */
31 /* Node: SoDetectorTreeKit */
32 /* Description: Represents a single sided silicon strip detector */
33 /* Author: Joe Boudreau Nov 11 1996 */
34 /* */
35 /*---------------------------------------------------------------------------*/
36
37 // this :
38 #include "HEPVis/nodekits/SoDetectorTreeKit.h"
39
40 #include <Inventor/SoPickedPoint.h>
41 #include <Inventor/nodes/SoSeparator.h>
42 #include <Inventor/nodes/SoPickStyle.h>
43 #include <Inventor/nodes/SoDrawStyle.h>
44 #include <Inventor/nodes/SoSwitch.h>
45 #include <Inventor/nodes/SoMaterial.h>
46 #include <Inventor/nodes/SoUnits.h>
47 #include <Inventor/nodes/SoTransform.h>
48 #include <Inventor/nodes/SoEventCallback.h>
49 #include <Inventor/nodekits/SoSeparatorKit.h>
50 #include <Inventor/nodekits/SoShapeKit.h>
51 #include <Inventor/nodekits/SoAppearanceKit.h>
52 #include <Inventor/nodekits/SoNodeKitListPart.h>
53 #include <Inventor/nodekits/SoBaseKit.h>
54 #include <Inventor/nodes/SoTexture2Transform.h>
55 #include <Inventor/events/SoMouseButtonEvent.h>
56 #include <Inventor/actions/SoHandleEventAction.h>
57
58 #include <HEPVis/actions/SoAlternateRepAction.h>
59
60 #include <cmath>
61
62 // This statement is required
63 SO_KIT_SOURCE(SoDetectorTreeKit)
64
65 // initClass
66 void SoDetectorTreeKit::initClass(){
67 static bool first = true;
68 if (first) {
69 first = false;
70 SO_KIT_INIT_CLASS(SoDetectorTreeKit,SoBaseKit,"BaseKit");
71 }
72 }
73
74 // Constructor
75 SoDetectorTreeKit::SoDetectorTreeKit() {
76 SO_KIT_CONSTRUCTOR(SoDetectorTreeKit);
77
78 SO_NODE_ADD_FIELD(alternateRep, (NULL));
79
80 SO_KIT_ADD_CATALOG_ENTRY ( topSeparator, SoSeparator, FALSE, this,\0, FALSE);
81 SO_KIT_ADD_CATALOG_ENTRY ( pickStyle, SoSeparator, TRUE , topSeparator,\0, TRUE);
82 SO_KIT_ADD_CATALOG_ENTRY ( appearance, SoAppearanceKit, TRUE, topSeparator ,\0, TRUE);
83 SO_KIT_ADD_CATALOG_ENTRY ( units, SoUnits, TRUE, topSeparator ,\0, TRUE);
84 SO_KIT_ADD_CATALOG_ENTRY ( transform, SoTransform, TRUE , topSeparator,\0, TRUE);
85 SO_KIT_ADD_CATALOG_ENTRY (texture2Transform, SoTexture2Transform, TRUE, topSeparator ,\0, TRUE);
86 SO_KIT_ADD_CATALOG_ENTRY ( childList, SoSwitch, FALSE, topSeparator,\0, FALSE);
87 SO_KIT_ADD_CATALOG_ENTRY ( previewSeparator, SoSeparator, FALSE, childList,\0, TRUE);
88 SO_KIT_ADD_CATALOG_ENTRY ( fullSeparator, SoSeparator, FALSE, childList,\0, TRUE);
89
90 SO_KIT_INIT_INSTANCE();
91 createInitialTree();
92 }
93
94 // Destructor
95 SoDetectorTreeKit::~SoDetectorTreeKit() {
96 }
97
98
99 SbBool SoDetectorTreeKit::affectsState() const {
100 return FALSE;
101 }
102
103 void SoDetectorTreeKit::createInitialTree() {
104
105 SoEventCallback *myCallback = new SoEventCallback();
106 myCallback->addEventCallback(SoMouseButtonEvent::getClassTypeId(),
107 SoDetectorTreeKit::expand,
108 this);
109 myCallback->addEventCallback(SoMouseButtonEvent::getClassTypeId(),
110 SoDetectorTreeKit::contract ,
111 this);
112 if(setPart("callbackList[0]",myCallback)==FALSE) myCallback->unref();
113
114 SoSwitch *theChildList = (SoSwitch *) childList.getValue();
115 theChildList->whichChild.setValue(0);
116 }
117
118 void SoDetectorTreeKit::expand(void *userData, SoEventCallback *eventCB){
119
120 // Was the event previously handled? Is it the right kind?
121
122 if (eventCB->isHandled()) return;
123 const SoMouseButtonEvent *event= (SoMouseButtonEvent *) eventCB->getEvent();
124 if (!SoMouseButtonEvent::isButtonPressEvent(event,SoMouseButtonEvent::BUTTON1)) return;
125 if (!event->wasCtrlDown()) return;
126 if (event->wasShiftDown()) return;
127
128 // Which Detector is this being called for?
129 SoDetectorTreeKit* This = (SoDetectorTreeKit *) userData;
130
131 // Find out whether that's the one that has been picked.
132 // "This' is the lowest detector tree kit in the hierarchy.
133 SoHandleEventAction *handleEventAction = eventCB->getAction();
134 const SoPickedPoint *pickedPoint = handleEventAction->getPickedPoint();
135 if (!pickedPoint) return;
136
137 SoFullPath* path = (SoFullPath*)pickedPoint->getPath();
138 SoNode *ancestorNode=NULL;
139 for (int i=0;i<path->getLength();i++) {
140 ancestorNode = path->getNodeFromTail(i);
141 if (ancestorNode->isOfType(SoDetectorTreeKit::getClassTypeId())) break;
142 }
143 if (This!=ancestorNode) return;
144 // if (!ancestorNode->isOfType(SoDetectorTreeKit::getClassTypeId())) return;
145
146 // Deactivate the Preview
147 This->setPreview(FALSE);
148 eventCB->setHandled();
149
150 }
151
152 void SoDetectorTreeKit::contract(void *userData, SoEventCallback *eventCB){
153
154 // Was the event previously handled? Is it the right kind?
155 if (eventCB->isHandled()) return;
156 const SoMouseButtonEvent *event= (SoMouseButtonEvent *) eventCB->getEvent();
157 if (!SoMouseButtonEvent::isButtonPressEvent(event,SoMouseButtonEvent::BUTTON1)) return;
158 if (event->wasCtrlDown()) return;
159 if (!event->wasShiftDown()) return;
160
161 // Which Detector is this being called for?
162 SoDetectorTreeKit* This = (SoDetectorTreeKit *) userData;
163
164 // Find out whether that's the one that has been picked
165 SoHandleEventAction *handleEventAction = eventCB->getAction();
166 const SoPickedPoint *pickedPoint = handleEventAction->getPickedPoint();
167 if (!pickedPoint) return;
168
169 // Find out whether that's the one that has been picked.
170 // "This" is the lowest detector tree kit in the hierarchy.
171 SoFullPath* path = (SoFullPath*)pickedPoint->getPath();
172 SoNode *ancestorNode=NULL;
173 SbBool firstTreeFound=FALSE;
174 for (int i=0;i<path->getLength();i++) {
175 ancestorNode = path->getNodeFromTail(i);
176 if (ancestorNode->isOfType(SoDetectorTreeKit::getClassTypeId())) {
177 if (!firstTreeFound) {
178 if (This!=ancestorNode) return;
179 firstTreeFound=TRUE;
180 }
181 SoDetectorTreeKit *That = (SoDetectorTreeKit *) ancestorNode;
182 if (!That->getPreview()) {
183 That->setPreview(TRUE);
184 eventCB->setHandled();
185 return;
186 }
187 }
188 }
189 }
190
191 void SoDetectorTreeKit::setPreview(SbBool Flag) {
192 SoSwitch *theChildList = (SoSwitch *) childList.getValue();
193 if (Flag) {
194 theChildList->whichChild.setValue(0);
195 }
196 else {
197 theChildList->whichChild.setValue(1);
198 }
199 }
200
201 SbBool SoDetectorTreeKit::getPreview() const {
202 SoSwitch *theChildList = (SoSwitch *) childList.getValue();
203 if (theChildList->whichChild.getValue()==0) return TRUE;
204 return FALSE;
205 }
206
207
208 void SoDetectorTreeKit::setPreviewAndFull() {
209 SoSwitch *theChildList = (SoSwitch *) childList.getValue();
210 theChildList->whichChild.setValue(SO_SWITCH_ALL);
211 }
212
213 SoSeparator *SoDetectorTreeKit::getPreviewSeparator() const {
214 return (SoSeparator *) previewSeparator.getValue();
215 }
216
217 SoSeparator *SoDetectorTreeKit::getFullSeparator() const {
218 return (SoSeparator *) fullSeparator.getValue();
219 }
220
221
222
223
224 // generateAlternateRep
225 void SoDetectorTreeKit::generateAlternateRep() {
226 alternateRep.setValue(topSeparator.getValue());
227 }
228
229 void SoDetectorTreeKit::clearAlternateRep() {
230 alternateRep.setValue(NULL);
231 }
232 //////////////////////////////////////////////////////////////////////////////
233 void SoDetectorTreeKit::doAction(
234 SoAction* aAction
235 )
236 //////////////////////////////////////////////////////////////////////////////
237 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
238 {
239 SO_ALTERNATEREP_DO_ACTION(aAction)
240 SoBaseKit::doAction(aAction);
241 }
242