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[modules/shaper.git] / src / ModuleBase / ModuleBase_WidgetShapeSelector.cpp
1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
2
3 // File:        ModuleBase_WidgetShapeSelector.h
4 // Created:     2 June 2014
5 // Author:      Vitaly Smetannikov
6
7 #include <ModuleBase_WidgetShapeSelector.h>
8 #include <ModuleBase_Definitions.h>
9 #include <ModuleBase_ISelection.h>
10 #include <ModuleBase_IWorkshop.h>
11 #include <ModuleBase_IViewer.h>
12 #include <ModuleBase_Tools.h>
13 #include <ModuleBase_FilterFactory.h>
14 #include <ModuleBase_Filter.h>
15
16 #include <Config_WidgetAPI.h>
17 #include <Events_Loop.h>
18 #include <Events_Message.h>
19 #include <GeomAPI_Interface.h>
20 #include <GeomAPI_Shape.h>
21 #include <GeomValidators_Tools.h>
22
23 #include <ModelAPI_AttributeReference.h>
24 #include <ModelAPI_Data.h>
25 #include <ModelAPI_Document.h>
26 #include <ModelAPI_Events.h>
27 #include <ModelAPI_Feature.h>
28 #include <ModelAPI_Result.h>
29 #include <ModelAPI_ResultConstruction.h>
30 #include <ModelAPI_AttributeReference.h>
31 #include <ModelAPI_AttributeSelection.h>
32 #include <ModelAPI_Session.h>
33 #include <ModelAPI_Tools.h>
34 #include <ModelAPI_ResultBody.h>
35 #include <ModelAPI_AttributeRefAttr.h>
36 #include <ModelAPI_Validator.h>
37 #include <ModelAPI_AttributeValidator.h>
38 #include <ModelAPI_ShapeValidator.h>
39
40 #include <Config_WidgetAPI.h>
41 #include <Events_Error.h>
42
43 #include <GeomAPI_Shape.h>
44
45 #include <SelectMgr_ListIteratorOfListOfFilter.hxx>
46 #include <TopoDS_Shape.hxx>
47 #include <TopExp_Explorer.hxx>
48
49 #include <QWidget>
50 #include <QLayout>
51 #include <QLabel>
52 #include <QLineEdit>
53 #include <QToolButton>
54 #include <QString>
55 #include <QEvent>
56 #include <QDockWidget>
57 #include <QApplication>
58 #include <QFormLayout>
59
60 #include <TopExp_Explorer.hxx>
61 #include <TopoDS_Shape.hxx>
62
63 #include <memory>
64
65 #include <list>
66 #include <string>
67
68 typedef QMap<QString, TopAbs_ShapeEnum> ShapeTypes;
69 static ShapeTypes MyShapeTypes;
70
71 TopAbs_ShapeEnum ModuleBase_WidgetShapeSelector::shapeType(const QString& theType)
72 {
73   if (MyShapeTypes.count() == 0) {
74     MyShapeTypes["face"] = TopAbs_FACE;
75     MyShapeTypes["faces"] = TopAbs_FACE;
76     MyShapeTypes["vertex"] = TopAbs_VERTEX;
77     MyShapeTypes["vertices"] = TopAbs_VERTEX;
78     MyShapeTypes["wire"] = TopAbs_WIRE;
79     MyShapeTypes["edge"] = TopAbs_EDGE;
80     MyShapeTypes["edges"] = TopAbs_EDGE;
81     MyShapeTypes["shell"] = TopAbs_SHELL;
82     MyShapeTypes["solid"] = TopAbs_SOLID;
83     MyShapeTypes["solids"] = TopAbs_SOLID;
84   }
85   QString aType = theType.toLower();
86   if (MyShapeTypes.contains(aType))
87     return MyShapeTypes[aType];
88   Events_Error::send("Shape type defined in XML is not implemented!");
89   return TopAbs_SHAPE;
90 }
91
92 ModuleBase_WidgetShapeSelector::ModuleBase_WidgetShapeSelector(QWidget* theParent,
93                                                      ModuleBase_IWorkshop* theWorkshop,
94                                                      const Config_WidgetAPI* theData,
95                                                      const std::string& theParentId)
96     : ModuleBase_WidgetValidated(theParent, theData, theParentId),
97       myWorkshop(theWorkshop), myIsActive(false)
98 {
99   QFormLayout* aLayout = new QFormLayout(this);
100   ModuleBase_Tools::adjustMargins(aLayout);
101
102   QString aLabelText = QString::fromStdString(theData->widgetLabel());
103   QString aLabelIcon = QString::fromStdString(theData->widgetIcon());
104   myLabel = new QLabel(aLabelText, this);
105   if (!aLabelIcon.isEmpty())
106     myLabel->setPixmap(QPixmap(aLabelIcon));
107
108
109   QString aToolTip = QString::fromStdString(theData->widgetTooltip());
110   myTextLine = new QLineEdit(this);
111   myTextLine->setReadOnly(true);
112   myTextLine->setToolTip(aToolTip);
113   myTextLine->installEventFilter(this);
114
115   aLayout->addRow(myLabel, myTextLine);
116
117   std::string aTypes = theData->getProperty("shape_types");
118   myShapeTypes = QString(aTypes.c_str()).split(' ', QString::SkipEmptyParts);
119 }
120
121 //********************************************************************
122 ModuleBase_WidgetShapeSelector::~ModuleBase_WidgetShapeSelector()
123 {
124   activateSelection(false);
125 }
126
127 //********************************************************************
128 bool ModuleBase_WidgetShapeSelector::storeValueCustom() const
129 {
130   // the value is stored on the selection changed signal processing 
131   return true;
132 }
133
134 //********************************************************************
135 bool ModuleBase_WidgetShapeSelector::setObject(ObjectPtr theSelectedObject,
136                                                GeomShapePtr theShape)
137 {
138   bool isChanged = false;
139   FeaturePtr aSelectedFeature = ModelAPI_Feature::feature(theSelectedObject);
140   if (aSelectedFeature == myFeature)  // In order to avoid selection of the same object
141     return isChanged;
142
143   DataPtr aData = myFeature->data();
144   AttributeReferencePtr aRef = aData->reference(attributeID());
145   if (aRef) {
146     ObjectPtr aObject = aRef->value();
147     if (!(aObject && aObject->isSame(theSelectedObject))) {
148       aRef->setValue(theSelectedObject);
149       isChanged = true;
150     }
151   } else {
152     AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
153     if (aRefAttr) {
154       ObjectPtr aObject = aRefAttr->object();
155       if (!(aObject && aObject->isSame(theSelectedObject))) {
156         aRefAttr->setObject(theSelectedObject);
157         isChanged = true;
158       }
159     } else {
160       AttributeSelectionPtr aSelectAttr = aData->selection(attributeID());
161       ResultPtr aBody = std::dynamic_pointer_cast<ModelAPI_Result>(theSelectedObject);
162       if (aSelectAttr && aBody && (theShape.get() != NULL)) {
163         aSelectAttr->setValue(aBody, theShape);
164         isChanged = true;
165       }
166     }
167   }
168   return isChanged;
169 }
170
171 //********************************************************************
172 void ModuleBase_WidgetShapeSelector::clearAttribute()
173 {
174   DataPtr aData = myFeature->data();
175   AttributeSelectionPtr aSelect = aData->selection(attributeID());
176   if (aSelect) {
177     aSelect->setValue(ResultPtr(), std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape()));
178     return;
179   }
180   AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
181   if (aRefAttr) {
182     aRefAttr->setObject(ObjectPtr());
183     return;
184   }
185   AttributeReferencePtr aRef = aData->reference(attributeID());
186   if (aRef) {
187     aRef->setObject(ObjectPtr());
188   }
189 }
190
191 //********************************************************************
192 bool ModuleBase_WidgetShapeSelector::restoreValue()
193 {
194   bool isBlocked = this->blockSignals(true);
195   updateSelectionName();
196   this->blockSignals(isBlocked);
197
198   return true;
199 }
200
201 //********************************************************************
202 QList<QWidget*> ModuleBase_WidgetShapeSelector::getControls() const
203 {
204   QList<QWidget*> aControls;
205   aControls.append(myTextLine);
206   return aControls;
207 }
208
209 //********************************************************************
210 void ModuleBase_WidgetShapeSelector::onSelectionChanged()
211 {
212   // In order to make reselection possible
213   // TODO: check with MPV clearAttribute();
214
215   //QObjectPtrList aObjects = myWorkshop->selection()->selectedPresentations();
216   QList<ModuleBase_ViewerPrs> aSelected = myWorkshop->selection()->getSelected();
217   if (aSelected.size() > 0) {
218     Handle(SelectMgr_EntityOwner) anOwner = aSelected.first().owner();
219     if (isValid(anOwner)) {
220       setSelection(anOwner);
221       // the updateObject method should be called to flush the updated sigal. The workshop listens it,
222       // calls validators for the feature and, as a result, updates the Apply button state.
223       updateObject(myFeature);
224       //if (theObj) {
225         //  raisePanel();
226       //} 
227       //updateSelectionName();
228       //emit valuesChanged();
229       emit focusOutWidget(this);
230     }
231   }
232 }
233
234 //********************************************************************
235 //bool ModuleBase_WidgetShapeSelector::acceptObjectShape(const ObjectPtr theResult) const
236 //{
237 //  ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theResult);
238 //
239 //  // Check that the shape of necessary type
240 //  std::shared_ptr<GeomAPI_Shape> aShapePtr = ModelAPI_Tools::shape(aResult);
241 //  if (!aShapePtr)
242 //    return false;
243 //  TopoDS_Shape aShape = aShapePtr->impl<TopoDS_Shape>();
244 //  if (aShape.IsNull())
245 //    return false;
246 //
247 //  TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
248 //  if (aShapeType == TopAbs_COMPOUND) {
249 //    foreach (QString aType,
250 //      myShapeTypes) {
251 //      TopExp_Explorer aEx(aShape, shapeType(aType));
252 //      if (aEx.More())
253 //        return true;
254 //    }
255 //  } else {
256 //    foreach (QString aType, myShapeTypes) {
257 //      if (shapeType(aType) == aShapeType)
258 //        return true;
259 //    }
260 //  }
261 //  return false;
262 //}
263
264 //********************************************************************
265 bool ModuleBase_WidgetShapeSelector::acceptSubShape(std::shared_ptr<GeomAPI_Shape> theShape) const
266 {
267   TopoDS_Shape aShape = theShape->impl<TopoDS_Shape>();
268   foreach (QString aType, myShapeTypes) {
269     if (aShape.ShapeType() == shapeType(aType))
270       return true;
271   }
272   return false;
273 }
274
275 //********************************************************************
276 GeomShapePtr ModuleBase_WidgetShapeSelector::getShape() const
277 {
278   GeomShapePtr aShape;
279   DataPtr aData = myFeature->data();
280   if (aData.get() == NULL)
281     return aShape;
282
283   AttributeSelectionPtr aSelect = aData->selection(attributeID());
284   if (aSelect)
285     aShape = aSelect->value();
286
287   return aShape;
288 }
289
290 //********************************************************************
291 void ModuleBase_WidgetShapeSelector::updateSelectionName()
292 {
293   DataPtr aData = myFeature->data();
294   if (aData.get() == NULL)
295     return;
296
297   bool isNameUpdated = false;
298   AttributeSelectionPtr aSelect = aData->selection(attributeID());
299   if (aSelect) {
300     myTextLine->setText(QString::fromStdString(aSelect->namingName()));
301     isNameUpdated = true;
302   }
303   if (!isNameUpdated) {
304     ObjectPtr anObject = GeomValidators_Tools::getObject(myFeature->attribute(attributeID()));
305     if (anObject.get() != NULL) {
306       std::string aName = anObject->data()->name();
307       myTextLine->setText(QString::fromStdString(aName));
308     } else {
309       AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
310       if (aRefAttr && aRefAttr->attr().get() != NULL) {
311         //myIsObject = aRefAttr->isObject();
312         AttributePtr anAttr = aRefAttr->attr();
313         if (anAttr.get() != NULL) {
314           std::stringstream aName;
315           aName <<anAttr->owner()->data()->name()<<"/"<<anAttr->id();
316           myTextLine->setText(QString::fromStdString(aName.str()));
317         }
318       }
319       else if (myIsActive) {
320         myTextLine->setText("");
321       }
322     }
323   }
324 }
325
326
327 //********************************************************************
328 void ModuleBase_WidgetShapeSelector::activateSelection(bool toActivate)
329 {
330   if (myIsActive == toActivate)
331     return;
332   myIsActive = toActivate;
333   updateSelectionName();
334
335   if (myIsActive) {
336     QIntList aList;
337     foreach (QString aType, myShapeTypes) {
338       aList.append(shapeType(aType));
339     }
340     myWorkshop->activateSubShapesSelection(aList);
341   } else {
342     myWorkshop->deactivateSubShapesSelection();
343   }
344
345   activateFilters(myWorkshop, myIsActive);
346 }
347
348 //********************************************************************
349 void ModuleBase_WidgetShapeSelector::raisePanel() const
350 {
351   QWidget* aParent = this->parentWidget();
352   QWidget* aLastPanel = 0;
353   while (!aParent->inherits("QDockWidget")) {
354     aLastPanel = aParent;
355     aParent = aParent->parentWidget();
356     if (!aParent)
357       return;
358   }
359   if (aParent->inherits("QDockWidget")) {
360     QDockWidget* aTabWgt = (QDockWidget*) aParent;
361     aTabWgt->raise();
362   }
363 }
364
365 //********************************************************************
366 void ModuleBase_WidgetShapeSelector::activateCustom()
367 {
368   connect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
369   activateSelection(true);
370 }
371
372 //********************************************************************
373 void ModuleBase_WidgetShapeSelector::storeAttributeValue()
374 {
375   DataPtr aData = myFeature->data();
376   AttributePtr anAttribute = myFeature->attribute(attributeID());
377
378   myObject = GeomValidators_Tools::getObject(anAttribute);
379   myShape = getShape();
380   myRefAttribute = NULL;
381   myIsObject = false;
382   AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
383   if (aRefAttr) {
384     myIsObject = aRefAttr->isObject();
385     myRefAttribute = aRefAttr->attr();
386   }
387 }
388
389 //********************************************************************
390 void ModuleBase_WidgetShapeSelector::restoreAttributeValue(bool theValid)
391 {
392   DataPtr aData = myFeature->data();
393   AttributePtr anAttribute = myFeature->attribute(attributeID());
394
395   setObject(myObject, myShape);
396   AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
397   if (aRefAttr) {
398     if (!myIsObject)
399       aRefAttr->setAttr(myRefAttribute);
400   }
401 }
402
403 //********************************************************************
404 bool ModuleBase_WidgetShapeSelector::setSelection(const Handle_SelectMgr_EntityOwner& theOwner)
405 {
406   bool isDone = false;
407
408   ModuleBase_ViewerPrs aPrs;
409   myWorkshop->selection()->fillPresentation(aPrs, theOwner);
410   ObjectPtr aObject = aPrs.object();
411   ObjectPtr aCurrentObject = GeomValidators_Tools::getObject(myFeature->attribute(attributeID()));
412   if ((!aCurrentObject) && (!aObject))
413     return false;
414
415   // Check that the selected object is result (others can not be accepted)
416   ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aObject);
417   if (!aRes)
418     return false;
419
420   if (myFeature) {
421     // We can not select a result of our feature
422     const std::list<std::shared_ptr<ModelAPI_Result>>& aResList = myFeature->results();
423     std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aIt;
424     for (aIt = aResList.cbegin(); aIt != aResList.cend(); ++aIt) {
425       if ((*aIt) == aRes)
426         return false;
427     }
428   }
429   // Check that object belongs to active document or PartSet
430   DocumentPtr aDoc = aRes->document();
431   SessionPtr aMgr = ModelAPI_Session::get();
432   if (!(aDoc == aMgr->activeDocument()) && !(aDoc == aMgr->moduleDocument()))
433     return false;
434
435   // Check that the result has a shape
436   GeomShapePtr aShape = ModelAPI_Tools::shape(aRes);
437   if (!aShape)
438     return false;
439
440   // Get sub-shapes from local selection
441   if (!aPrs.shape().IsNull()) {
442     aShape = std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape());
443     aShape->setImpl(new TopoDS_Shape(aPrs.shape()));
444   }
445   // Check that the selection corresponds to selection type
446   if (!acceptSubShape(aShape))
447     return false;
448
449   setObject(aObject, aShape);
450   return true;
451 }
452
453 //********************************************************************
454 void ModuleBase_WidgetShapeSelector::deactivate()
455 {
456   activateSelection(false);
457   disconnect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
458 }