src/InitializationPlugin/InitializationPlugin_Plugin.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 #include <InitializationPlugin_Plugin.h>
   4
   5 #include <ModelAPI_Session.h>
   6 #include <ModelAPI_Document.h>
   7 #include <ModelAPI_AttributeBoolean.h>
   8 #include <ModelAPI_AttributeDouble.h>
   9 #include <ModelAPI_AttributeString.h>
  10 #include <ModelAPI_AttributeSelection.h>
  11 #include <ModelAPI_Events.h>
  12 #include <ModelAPI_Result.h>
  13
  14 #include <Events_Message.h>
  15 #include <Events_InfoMessage.h>
  16
  17 #include <memory>
  18
  19 // the only created instance of this plugin
  20 static InitializationPlugin_Plugin* MY_INITIALIZATIONPLUGIN_INSTANCE =
  21     new InitializationPlugin_Plugin();
  22
  23 InitializationPlugin_Plugin::InitializationPlugin_Plugin()
  24 {
  25   Events_Loop* aLoop = Events_Loop::loop();
  26   const Events_ID kDocCreatedEvent = ModelAPI_DocumentCreatedMessage::eventId();
  27   aLoop->registerListener(this, kDocCreatedEvent, NULL, true);
  28 }
  29
  30 void InitializationPlugin_Plugin::processEvent(const std::shared_ptr<Events_Message>& theMessage)
  31 {
  32   const Events_ID kDocCreatedEvent = ModelAPI_DocumentCreatedMessage::eventId();
  33   if (theMessage->eventID() == kDocCreatedEvent) {
  34     std::shared_ptr<ModelAPI_DocumentCreatedMessage> aMessage = std::dynamic_pointer_cast<
  35         ModelAPI_DocumentCreatedMessage>(theMessage);
  36     DocumentPtr aDoc = aMessage->document();
  37
  38     /// Issue 431: for the current moment create planes only in the module document,
  39     /// Later if it is needed we may create special initial planes in Parts (may be different)
  40     if (aDoc != ModelAPI_Session::get()->moduleDocument())
  41       return;
  42
  43     std::list<FeaturePtr> aFeatures;
  44
  45     // the viewer update should be blocked in order to avoid the features blinking before they are
  46     // hidden
  47     std::shared_ptr<Events_Message> aMsg = std::shared_ptr<Events_Message>(
  48         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_BLOCKED)));
  49     Events_Loop::loop()->send(aMsg);
  50
  51     FeaturePtr aOrigin = createPoint(aDoc, "Origin", 0., 0., 0.);
  52     aFeatures.push_back(aOrigin);
  53     aFeatures.push_back(createAxis(aDoc, aOrigin, 100., 0., 0.));
  54     aFeatures.push_back(createAxis(aDoc, aOrigin, 0., 100., 0.));
  55     aFeatures.push_back(createAxis(aDoc, aOrigin, 0., 0., 100.));
  56     aFeatures.push_back(createPlane(aDoc, 1., 0., 0.));
  57     aFeatures.push_back(createPlane(aDoc, 0., -1., 0.));
  58     aFeatures.push_back(createPlane(aDoc, 0., 0., 1.));
  59     // for PartSet it is done outside of the transaction, so explicitly flush this creation
  60     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
  61
  62     // hides the created features, the precondition is that the feature's results have been
  63     // already built, so the createPlane/Points method calls the execute function for the planes
  64     std::list<FeaturePtr >::const_iterator aFIter = aFeatures.begin();
  65     for (; aFIter != aFeatures.cend(); aFIter++) {
  66       FeaturePtr aPlane = *aFIter;
  67       const std::list<std::shared_ptr<ModelAPI_Result> >& aResults = aPlane->results();
  68       std::list<ResultPtr >::const_iterator aRIter = aResults.begin();
  69       for (; aRIter != aResults.cend(); aRIter++) {
  70         (*aRIter)->setDisplayed(false);
  71       }
  72     }
  73     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
  74
  75     // the viewer update should be unblocked in order to avoid the features blinking before they are
  76     // hidden
  77     aMsg = std::shared_ptr<Events_Message>(
  78                   new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_UNBLOCKED)));
  79
  80     Events_Loop::loop()->send(aMsg);
  81
  82   } else if (theMessage.get()) {
  83     Events_InfoMessage("InitializationPlugin_Plugin",
  84         "InitializationPlugin_Plugin::processEvent: unhandled message caught: %1")
  85             .arg(theMessage->eventID().eventText()).send();
  86   }
  87 }
  88
  89 FeaturePtr InitializationPlugin_Plugin::createPlane(DocumentPtr theDoc, double theX, double theY,
  90                                                     double theZ)
  91 {
  92   FeaturePtr aPlane = theDoc->addFeature("Plane");
  93   aPlane->string("creation_method")->setValue("by_general_equation");
  94   aPlane->real("A")->setValue(theX);
  95   aPlane->real("B")->setValue(theY);
  96   aPlane->real("C")->setValue(theZ);
  97   aPlane->real("D")->setValue(0.);
  98
  99   if (theX) {
 100     aPlane->data()->setName("YOZ");
 101   } else if (theY) {
 102     aPlane->data()->setName("XOZ");
 103   } else if (theZ) {
 104     aPlane->data()->setName("XOY");
 105   }
 106   aPlane->setInHistory(aPlane, false);  // don't show automatically created feature in the features history
 107
 108   // the plane should be executed in order to build the feature result immediatelly
 109   // the results are to be hidden in the plugin
 110   aPlane->execute();
 111   // this flag is needed here to avoid setting it inside of the next transaction
 112   // (may cause crash on redo of the first transaction in OCAF)
 113   aPlane->data()->execState(ModelAPI_StateDone);
 114   aPlane->firstResult()->data()->execState(ModelAPI_StateDone);
 115
 116   return aPlane;
 117 }
 118
 119 FeaturePtr InitializationPlugin_Plugin::createPoint(DocumentPtr theDoc, const std::string& theName,
 120                                                     double theX, double theY, double theZ)
 121 {
 122   std::shared_ptr<ModelAPI_Feature> aPoint = theDoc->addFeature("Point");
 123   //aPoint->string("creation_method")->setValue("by_xyz");
 124   aPoint->real("x")->setValue(theX);
 125   aPoint->real("y")->setValue(theY);
 126   aPoint->real("z")->setValue(theZ);
 127   aPoint->data()->setName(theName);
 128   aPoint->setInHistory(aPoint, false);  // don't show automatically created feature in the features history
 129
 130   // the point should be executed in order to build the feature result immediatelly
 131   // the results are to be hidden in the plugin
 132   aPoint->execute();
 133   aPoint->data()->execState(ModelAPI_StateDone);
 134   aPoint->firstResult()->data()->execState(ModelAPI_StateDone);
 135
 136   return aPoint;
 137 }
 138
 139 FeaturePtr InitializationPlugin_Plugin::createAxis(DocumentPtr theDoc, FeaturePtr theOrigin,
 140                                                    double theX, double theY, double theZ)
 141 {
 142   std::shared_ptr<ModelAPI_Feature> aAxis = theDoc->addFeature("Axis");
 143   aAxis->string("CreationMethod")->setValue("AxisByPointAndDirection");
 144
 145   ResultPtr aResult = theOrigin->firstResult();
 146   aAxis->selection("FirstPoint")->setValue(aResult, aResult->shape());
 147
 148   aAxis->real("X_Direction")->setValue(theX);
 149   aAxis->real("Y_Direction")->setValue(theY);
 150   aAxis->real("Z_Direction")->setValue(theZ);
 151
 152   if (theX != 0) {
 153     aAxis->data()->setName("OX");
 154   } else if (theY != 0) {
 155     aAxis->data()->setName("OY");
 156   } else if (theZ != 0) {
 157     aAxis->data()->setName("OZ");
 158   }
 159   aAxis->setInHistory(aAxis, false);  // don't show automatically created feature in the features history
 160   aAxis->execute();
 161   aAxis->data()->execState(ModelAPI_StateDone);
 162   aAxis->firstResult()->data()->execState(ModelAPI_StateDone);
 163
 164   return aAxis;
 165 }