src/SketcherPrs/SketcherPrs_Angle.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        SketcherPrs_Angle.cpp
   4 // Created:     20 August 2015
   5 // Author:      Vitaly SMETANNIKOV
   6
   7 #include "SketcherPrs_Angle.h"
   8 #include "SketcherPrs_Tools.h"
   9 #include "SketcherPrs_DimensionStyleListener.h"
  10
  11 #include <SketchPlugin_ConstraintAngle.h>
  12 #include <SketchPlugin_Constraint.h>
  13 #include <SketchPlugin_Line.h>
  14
  15 #include <GeomAPI_Edge.h>
  16 #include <GeomAPI_Lin.h>
  17 #include <GeomDataAPI_Point2D.h>
  18 #include <GeomAPI_Angle2d.h>
  19 #include <GeomAPI_Lin2d.h>
  20
  21 #include <ModelAPI_AttributeRefAttr.h>
  22 #include <ModelAPI_AttributeDouble.h>
  23 #include <ModelAPI_AttributeInteger.h>
  24
  25 #include <TopExp.hxx>
  26 #include <BRep_Tool.hxx>
  27
  28 #define PI 3.1415926535897932
  29
  30 //#ifndef WNT
  31 //  #define COMPILATION_CORRECTION
  32 //#endif
  33
  34 IMPLEMENT_STANDARD_HANDLE(SketcherPrs_Angle, AIS_AngleDimension);
  35 IMPLEMENT_STANDARD_RTTIEXT(SketcherPrs_Angle, AIS_AngleDimension);
  36
  37 SketcherPrs_Angle::SketcherPrs_Angle(ModelAPI_Feature* theConstraint,
  38                                      const std::shared_ptr<GeomAPI_Ax3>& thePlane)
  39 : AIS_AngleDimension(gp_Pnt(0,0,0), gp_Pnt(1,0,0), gp_Pnt(0,1,0)), myConstraint(theConstraint),
  40   mySketcherPlane(thePlane),
  41   myFirstPoint(gp_Pnt(0,0,0)), myCenterPoint(gp_Pnt(1,0,0)), mySecondPoint(gp_Pnt(0,1,0)),
  42   myValue(90., false, ""), myFlyOutPoint(0, 0.5, 0)
  43 {
  44   myAspect = new Prs3d_DimensionAspect();
  45   myAspect->MakeArrows3d(false);
  46   myAspect->MakeText3d(false);
  47   myAspect->MakeTextShaded(false);
  48   myAspect->MakeUnitsDisplayed(false);
  49   myAspect->TextAspect()->SetHeight(SketcherPrs_Tools::getDefaultTextHeight());
  50   myAspect->ArrowAspect()->SetLength(SketcherPrs_Tools::getArrowSize());
  51
  52   SetDimensionAspect(myAspect);
  53
  54   myStyleListener = new SketcherPrs_DimensionStyleListener();
  55 }
  56
  57 SketcherPrs_Angle::~SketcherPrs_Angle()
  58 {
  59   delete myStyleListener;
  60 }
  61
  62 bool SketcherPrs_Angle::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
  63                                          const std::shared_ptr<GeomAPI_Ax3>& thePlane)
  64 {
  65   gp_Pnt aFirstPoint, aSecondPoint, aCenterPoint;
  66   return readyToDisplay(theConstraint, thePlane, aFirstPoint, aSecondPoint, aCenterPoint);
  67 }
  68
  69 bool SketcherPrs_Angle::readyToDisplay(ModelAPI_Feature* theConstraint,
  70                                        const std::shared_ptr<GeomAPI_Ax3>& thePlane,
  71                                        gp_Pnt& theFirstPoint, gp_Pnt& theSecondPoint,
  72                                        gp_Pnt& theCenterPoint)
  73 {
  74   bool aReadyToDisplay = false;
  75
  76   DataPtr aData = theConstraint->data();
  77
  78   // Flyout point
  79   std::shared_ptr<GeomDataAPI_Point2D> aFlyoutAttr =
  80     std::dynamic_pointer_cast<GeomDataAPI_Point2D>
  81     (aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
  82   if (!aFlyoutAttr->isInitialized())
  83     return aReadyToDisplay; // can not create a good presentation
  84
  85   AttributeRefAttrPtr anAttr1 = aData->refattr(SketchPlugin_Constraint::ENTITY_A());
  86   if (!anAttr1->isInitialized())
  87     return aReadyToDisplay;
  88
  89   AttributeRefAttrPtr anAttr2 = aData->refattr(SketchPlugin_Constraint::ENTITY_B());
  90   if (!anAttr2->isInitialized())
  91     return aReadyToDisplay;
  92
  93   FeaturePtr aLineA = SketcherPrs_Tools::getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_A());
  94   FeaturePtr aLineB = SketcherPrs_Tools::getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_B());
  95
  96   if (!aLineA.get() || !aLineB.get())
  97     return aReadyToDisplay;
  98
  99   std::shared_ptr<GeomDataAPI_Point2D> aStartA = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 100       aLineA->attribute(SketchPlugin_Line::START_ID()));
 101   std::shared_ptr<GeomDataAPI_Point2D> aEndA = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 102       aLineA->attribute(SketchPlugin_Line::END_ID()));
 103   std::shared_ptr<GeomDataAPI_Point2D> aStartB = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 104       aLineB->attribute(SketchPlugin_Line::START_ID()));
 105   std::shared_ptr<GeomDataAPI_Point2D> aEndB = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 106       aLineB->attribute(SketchPlugin_Line::END_ID()));
 107
 108   std::shared_ptr<GeomAPI_Angle2d> anAng;
 109   if (!aData->attribute(SketchPlugin_ConstraintAngle::ANGLE_REVERSED_FIRST_LINE_ID())->isInitialized() ||
 110       !aData->attribute(SketchPlugin_ConstraintAngle::ANGLE_REVERSED_SECOND_LINE_ID())->isInitialized())
 111     anAng = std::shared_ptr<GeomAPI_Angle2d>(new GeomAPI_Angle2d(
 112         aStartA->pnt(), aEndA->pnt(), aStartB->pnt(), aEndB->pnt()));
 113   else {
 114     std::shared_ptr<GeomAPI_Lin2d> aLine1(new GeomAPI_Lin2d(aStartA->pnt(), aEndA->pnt()));
 115     bool isReversed1 = aData->boolean(SketchPlugin_ConstraintAngle::ANGLE_REVERSED_FIRST_LINE_ID())->value();
 116     std::shared_ptr<GeomAPI_Lin2d> aLine2(new GeomAPI_Lin2d(aStartB->pnt(), aEndB->pnt()));
 117     bool isReversed2 = aData->boolean(SketchPlugin_ConstraintAngle::ANGLE_REVERSED_SECOND_LINE_ID())->value();
 118     anAng = std::shared_ptr<GeomAPI_Angle2d>(new GeomAPI_Angle2d(aLine1, isReversed1, aLine2, isReversed2));
 119   }
 120
 121   gp_Pnt2d aFirstPoint = anAng->firstPoint()->impl<gp_Pnt2d>();
 122   std::shared_ptr<GeomAPI_Pnt> aPoint = thePlane->to3D(aFirstPoint.X(), aFirstPoint.Y());
 123   theFirstPoint = aPoint->impl<gp_Pnt>();
 124
 125   gp_Pnt2d aCenterPoint = anAng->center()->impl<gp_Pnt2d>();
 126   aPoint = thePlane->to3D(aCenterPoint.X(), aCenterPoint.Y());
 127   theCenterPoint = aPoint->impl<gp_Pnt>();
 128
 129   gp_Pnt2d aSecondPoint = anAng->secondPoint()->impl<gp_Pnt2d>();
 130   aPoint = thePlane->to3D(aSecondPoint.X(), aSecondPoint.Y());
 131   theSecondPoint = aPoint->impl<gp_Pnt>();
 132
 133   return true;
 134 }
 135
 136
 137 void SketcherPrs_Angle::Compute(const Handle(PrsMgr_PresentationManager3d)& thePresentationManager,
 138                                 const Handle(Prs3d_Presentation)& thePresentation,
 139                                 const Standard_Integer theMode)
 140 {
 141   gp_Pnt aFirstPoint, aSecondPoint, aCenterPoint;
 142   bool aReadyToDisplay = readyToDisplay(myConstraint, mySketcherPlane, aFirstPoint, aSecondPoint, aCenterPoint);
 143   if (aReadyToDisplay) {
 144     myFirstPoint = aFirstPoint;
 145     mySecondPoint = aSecondPoint;
 146     myCenterPoint = aCenterPoint;
 147
 148     DataPtr aData = myConstraint->data();
 149     AttributeDoublePtr anAttributeValue = aData->real(SketchPlugin_ConstraintAngle::ANGLE_VALUE_ID());
 150     myValue.init(anAttributeValue);
 151
 152     std::shared_ptr<GeomDataAPI_Point2D> aFlyoutAttr =
 153                                 std::dynamic_pointer_cast<GeomDataAPI_Point2D>
 154                                 (aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
 155     std::shared_ptr<GeomAPI_Pnt> aFlyoutPnt = mySketcherPlane->to3D(aFlyoutAttr->x(), aFlyoutAttr->y());
 156     myFlyOutPoint = aFlyoutPnt->impl<gp_Pnt>();
 157   }
 158
 159   DataPtr aData = myConstraint->data();
 160   std::shared_ptr<ModelAPI_AttributeInteger> aTypeAttr = std::dynamic_pointer_cast<
 161       ModelAPI_AttributeInteger>(aData->attribute(SketchPlugin_ConstraintAngle::TYPE_ID()));
 162   SketcherPrs_Tools::AngleType anAngleType = (SketcherPrs_Tools::AngleType)(aTypeAttr->value());
 163
 164   double aDist = -1;
 165   switch (anAngleType) {
 166     case SketcherPrs_Tools::ANGLE_DIRECT: {
 167 #ifndef COMPILATION_CORRECTION
 168       SetArrowVisible(Standard_False/*first*/, Standard_True/*second*/);
 169 #endif
 170       SetMeasuredGeometry(myFirstPoint, myCenterPoint, mySecondPoint);
 171 #ifndef COMPILATION_CORRECTION
 172       bool isReversedPlanes = isAnglePlaneReversedToSketchPlane();
 173       SetAngleReversed(!isReversedPlanes);
 174 #endif
 175     }
 176     break;
 177     case SketcherPrs_Tools::ANGLE_COMPLEMENTARY: {
 178       double anEdge1Length = aCenterPoint.Distance(myFirstPoint);
 179       //aDist = calculateDistanceToFlyoutPoint();
 180       gp_Pnt aFirstPoint = aCenterPoint.Translated(
 181                           gp_Vec(myCenterPoint, myFirstPoint).Normalized() * (-anEdge1Length));
 182       SetMeasuredGeometry(aFirstPoint, myCenterPoint, mySecondPoint);
 183 #ifndef COMPILATION_CORRECTION
 184       SetAngleReversed(false);
 185 #endif
 186     }
 187     break;
 188     case SketcherPrs_Tools::ANGLE_BACKWARD: {
 189 #ifndef COMPILATION_CORRECTION
 190       SetArrowVisible(Standard_False/*first*/, Standard_True/*second*/);
 191 #endif
 192       SetMeasuredGeometry(myFirstPoint, myCenterPoint, mySecondPoint);
 193       bool isReversedPlanes = isAnglePlaneReversedToSketchPlane();
 194 #ifndef COMPILATION_CORRECTION
 195       SetAngleReversed(isReversedPlanes);
 196 #endif
 197     }
 198     break;
 199     default:
 200       break;
 201   }
 202   if (aDist < 0) /// it was not calculated yet
 203     aDist = calculateDistanceToFlyoutPoint();
 204   SetFlyout(aDist);
 205
 206   // Update text visualization: parameter value or parameter text
 207   myStyleListener->updateDimensions(this, myValue);
 208
 209   myAspect->SetExtensionSize(myAspect->ArrowAspect()->Length());
 210   myAspect->SetArrowTailSize(myAspect->ArrowAspect()->Length());
 211
 212   AIS_AngleDimension::Compute(thePresentationManager, thePresentation, theMode);
 213
 214   if (!aReadyToDisplay)
 215     SketcherPrs_Tools::sendEmptyPresentationError(myConstraint,
 216                               "An empty AIS presentation: SketcherPrs_Angle");
 217 }
 218
 219 void SketcherPrs_Angle::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
 220                                                    const Standard_Integer theMode)
 221 {
 222   Standard_Integer aMode;
 223   switch (theMode) {
 224   case 0: // we should use selection of all objects
 225     aMode = 0;
 226     break;
 227   case SketcherPrs_Tools::Sel_Dimension_All:
 228     aMode = 0;
 229     break;
 230   case SketcherPrs_Tools::Sel_Dimension_Line:
 231     aMode = 1;
 232     break;
 233   case SketcherPrs_Tools::Sel_Dimension_Text:
 234     aMode = 2;
 235     break;
 236   default: {
 237     // there are own selection modes, so the others should be ignored
 238     // otherwise, the text selection appears in the viewer
 239     return;
 240   }
 241   }
 242   SetSelToleranceForText2d(SketcherPrs_Tools::getTextHeight());
 243   AIS_AngleDimension::ComputeSelection(aSelection, aMode);
 244 }
 245
 246 bool SketcherPrs_Angle::isAnglePlaneReversedToSketchPlane()
 247 {
 248   bool aReversed = false;
 249   if (!mySketcherPlane.get())
 250     return aReversed;
 251
 252   gp_Pln aPlane = GetPlane();
 253   gp_Dir aDir = aPlane.Axis().Direction();
 254   double aDot = mySketcherPlane->normal()->dot(
 255                 std::shared_ptr<GeomAPI_Dir>(new GeomAPI_Dir(aDir.X(), aDir.Y(), aDir.Z())));
 256   return aDot < 0;
 257 }
 258
 259 double SketcherPrs_Angle::calculateDistanceToFlyoutPoint()
 260 {
 261   //gp_Dir aBisector = gp_Dir((myFirstPoint.XYZ() + mySecondPoint.XYZ()) * 0.5 - myCenterPoint.XYZ());
 262   //gp_XYZ aFlyDir = myFlyOutPoint.XYZ() - myCenterPoint.XYZ();
 263
 264   //double aDistance = aFlyDir.Dot(aBisector.XYZ());
 265   //// make a positive distance in order to AIS angle presentation is not reversed
 266   //aDistance = fabs(aDistance);
 267   //return aDistance;
 268   return myFlyOutPoint.Distance(myCenterPoint);
 269 }