src/PartSet/PartSet_CustomPrs.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        PartSet_CustomPrs.cpp
   4 // Created:     30 Jun 2015
   5 // Author:      Natalia ERMOLAEVA
   6
   7 #include <PartSet_CustomPrs.h>
   8 #include <PartSet_Module.h>
   9 #include "PartSet_OperationPrs.h"
  10
  11 #include <XGUI_ModuleConnector.h>
  12 #include <XGUI_Workshop.h>
  13 #include <XGUI_Displayer.h>
  14
  15 #include <ModuleBase_IWorkshop.h>
  16 #include <ModuleBase_IViewer.h>
  17
  18 #include <Config_PropManager.h>
  19
  20 #include <AIS_InteractiveContext.hxx>
  21 #include <AIS_InteractiveObject.hxx>
  22 #include <Prs3d_PointAspect.hxx>
  23
  24 #define OPERATION_PARAMETER_COLOR "255, 255, 0"
  25
  26 PartSet_CustomPrs::PartSet_CustomPrs(ModuleBase_IWorkshop* theWorkshop)
  27   : myWorkshop(theWorkshop), myIsActive(false)
  28 {
  29   initPrs();
  30 }
  31
  32 bool PartSet_CustomPrs::isActive()
  33 {
  34   return myIsActive;
  35   /*Handle(PartSet_OperationPrs) anOperationPrs = getPresentation();
  36   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
  37
  38   return !aContext.IsNull() && aContext->IsDisplayed(anOperationPrs);*/
  39 }
  40
  41 bool PartSet_CustomPrs::activate(const FeaturePtr& theFeature, const bool theUpdateViewer)
  42 {
  43   bool isModified = false;
  44   Handle(PartSet_OperationPrs) anOperationPrs = getPresentation();
  45
  46   if (anOperationPrs->canActivate(theFeature)) {
  47     myIsActive = true;
  48     anOperationPrs->setFeature(theFeature);
  49     if (theFeature.get()) {
  50       displayPresentation(theUpdateViewer);
  51       isModified = true;
  52     }
  53   }
  54   return isModified;
  55 }
  56
  57 bool PartSet_CustomPrs::deactivate(const bool theUpdateViewer)
  58 {
  59   myIsActive = false;
  60   bool isModified = false;
  61
  62   Handle(PartSet_OperationPrs) anOperationPrs = getPresentation();
  63   anOperationPrs->setFeature(FeaturePtr());
  64
  65   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
  66   if (!aContext.IsNull() && aContext->IsDisplayed(anOperationPrs)) {
  67     erasePresentation(theUpdateViewer);
  68     isModified = true;
  69   }
  70
  71   return isModified;
  72 }
  73
  74
  75 void PartSet_CustomPrs::displayPresentation(const bool theUpdateViewer)
  76 {
  77   Handle(PartSet_OperationPrs) anOperationPrs = getPresentation();
  78
  79   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
  80   if (!aContext.IsNull() && !aContext->IsDisplayed(anOperationPrs)) {
  81     if (anOperationPrs->hasShapes()) {
  82       PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
  83       XGUI_Workshop* aWorkshop = workshop();
  84       aWorkshop->displayer()->displayAIS(myOperationPrs, false/*load object in selection*/, theUpdateViewer);
  85       aContext->SetZLayer(anOperationPrs, aModule->getVisualLayerId());
  86     }
  87   }
  88   else {
  89     if (!anOperationPrs->hasShapes())
  90       erasePresentation(theUpdateViewer);
  91     else {
  92       anOperationPrs->Redisplay();
  93       if (theUpdateViewer)
  94         workshop()->displayer()->updateViewer();
  95     }
  96   }
  97 }
  98
  99 void PartSet_CustomPrs::erasePresentation(const bool theUpdateViewer)
 100 {
 101   XGUI_Workshop* aWorkshop = workshop();
 102   aWorkshop->displayer()->eraseAIS(myOperationPrs, theUpdateViewer);
 103 }
 104
 105 Handle(PartSet_OperationPrs) PartSet_CustomPrs::getPresentation()
 106 {
 107   if (!myOperationPrs.get())
 108     initPrs();
 109   Handle(AIS_InteractiveObject) anAISIO = myOperationPrs->impl<Handle(AIS_InteractiveObject)>();
 110   return Handle(PartSet_OperationPrs)::DownCast(anAISIO);
 111 }
 112
 113 bool PartSet_CustomPrs::redisplay(const ObjectPtr& theObject, const bool theUpdateViewer)
 114 {
 115   bool isModified = false;
 116   // the presentation should be recomputed if the previous AIS depend on the result
 117   // [it should be hiddend] or the new AIS depend on it [it should be visualized]
 118   Handle(PartSet_OperationPrs) anOperationPrs = getPresentation();
 119   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 120   if (!aContext.IsNull()) {
 121     if (aContext->IsDisplayed(anOperationPrs)) {
 122       // if there are performance poblems, to improve them, the necessity of redisplay can be checked
 123       //bool aChanged = anOperationPrs->dependOn(theObject);
 124       anOperationPrs->updateShapes();
 125       //aChanged = aChanged || anOperationPrs->dependOn(theObject);
 126       //if (aChanged)
 127       anOperationPrs->Redisplay();
 128       isModified = true;
 129       if (theUpdateViewer)
 130         workshop()->displayer()->updateViewer();
 131     }
 132     else {
 133       anOperationPrs->updateShapes();
 134       displayPresentation(theUpdateViewer);
 135     }
 136   }
 137   return isModified;
 138 }
 139
 140 void PartSet_CustomPrs::clearPrs()
 141 {
 142   Handle(PartSet_OperationPrs) anOperationPrs = getPresentation();
 143   if (!anOperationPrs.IsNull())
 144     anOperationPrs.Nullify();
 145
 146   myOperationPrs.reset();
 147 }
 148
 149 void PartSet_CustomPrs::initPrs()
 150 {
 151   myOperationPrs = AISObjectPtr(new GeomAPI_AISObject());
 152   myOperationPrs->setImpl(new Handle(AIS_InteractiveObject)(new PartSet_OperationPrs(myWorkshop)));
 153
 154   std::vector<int> aColor = Config_PropManager::color("Visualization", "operation_parameter_color",
 155                                                       OPERATION_PARAMETER_COLOR);
 156   myOperationPrs->setColor(aColor[0], aColor[1], aColor[2]);
 157
 158   myOperationPrs->setPointMarker(5, 2.);
 159   myOperationPrs->setWidth(1);
 160 }
 161
 162 XGUI_Workshop* PartSet_CustomPrs::workshop() const
 163 {
 164   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
 165   return aConnector->workshop();
 166 }