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   SetSelToleranceForText2d(SketcherPrs_Tools::getDefaultTextHeight());
  54
  55   myStyleListener = new SketcherPrs_DimensionStyleListener();
  56 }
  57
  58 SketcherPrs_Angle::~SketcherPrs_Angle()
  59 {
  60   delete myStyleListener;
  61 }
  62
  63 bool SketcherPrs_Angle::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
  64                                          const std::shared_ptr<GeomAPI_Ax3>& thePlane)
  65 {
  66   gp_Pnt aFirstPoint, aSecondPoint, aCenterPoint;
  67   return readyToDisplay(theConstraint, thePlane, aFirstPoint, aSecondPoint, aCenterPoint);
  68 }
  69
  70 bool SketcherPrs_Angle::readyToDisplay(ModelAPI_Feature* theConstraint,
  71                                        const std::shared_ptr<GeomAPI_Ax3>& thePlane,
  72                                        gp_Pnt& theFirstPoint, gp_Pnt& theSecondPoint,
  73                                        gp_Pnt& theCenterPoint)
  74 {
  75   bool aReadyToDisplay = false;
  76
  77   DataPtr aData = theConstraint->data();
  78
  79   // Flyout point
  80   std::shared_ptr<GeomDataAPI_Point2D> aFlyoutAttr =
  81     std::dynamic_pointer_cast<GeomDataAPI_Point2D>
  82     (aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
  83   if (!aFlyoutAttr->isInitialized())
  84     return aReadyToDisplay; // can not create a good presentation
  85
  86   AttributeRefAttrPtr anAttr1 = aData->refattr(SketchPlugin_Constraint::ENTITY_A());
  87   if (!anAttr1->isInitialized())
  88     return aReadyToDisplay;
  89
  90   AttributeRefAttrPtr anAttr2 = aData->refattr(SketchPlugin_Constraint::ENTITY_B());
  91   if (!anAttr2->isInitialized())
  92     return aReadyToDisplay;
  93
  94   FeaturePtr aLineA = SketcherPrs_Tools::getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_A());
  95   FeaturePtr aLineB = SketcherPrs_Tools::getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_B());
  96
  97   if (!aLineA.get() || !aLineB.get())
  98     return aReadyToDisplay;
  99
 100   std::shared_ptr<GeomDataAPI_Point2D> aStartA = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 101       aLineA->attribute(SketchPlugin_Line::START_ID()));
 102   std::shared_ptr<GeomDataAPI_Point2D> aEndA = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 103       aLineA->attribute(SketchPlugin_Line::END_ID()));
 104   std::shared_ptr<GeomDataAPI_Point2D> aStartB = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 105       aLineB->attribute(SketchPlugin_Line::START_ID()));
 106   std::shared_ptr<GeomDataAPI_Point2D> aEndB = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 107       aLineB->attribute(SketchPlugin_Line::END_ID()));
 108
 109   std::shared_ptr<GeomAPI_Angle2d> anAng;
 110   if (!aData->attribute(SketchPlugin_ConstraintAngle::ANGLE_REVERSED_FIRST_LINE_ID())->isInitialized() ||
 111       !aData->attribute(SketchPlugin_ConstraintAngle::ANGLE_REVERSED_SECOND_LINE_ID())->isInitialized())
 112     anAng = std::shared_ptr<GeomAPI_Angle2d>(new GeomAPI_Angle2d(
 113         aStartA->pnt(), aEndA->pnt(), aStartB->pnt(), aEndB->pnt()));
 114   else {
 115     std::shared_ptr<GeomAPI_Lin2d> aLine1(new GeomAPI_Lin2d(aStartA->pnt(), aEndA->pnt()));
 116     bool isReversed1 = aData->boolean(SketchPlugin_ConstraintAngle::ANGLE_REVERSED_FIRST_LINE_ID())->value();
 117     std::shared_ptr<GeomAPI_Lin2d> aLine2(new GeomAPI_Lin2d(aStartB->pnt(), aEndB->pnt()));
 118     bool isReversed2 = aData->boolean(SketchPlugin_ConstraintAngle::ANGLE_REVERSED_SECOND_LINE_ID())->value();
 119     anAng = std::shared_ptr<GeomAPI_Angle2d>(new GeomAPI_Angle2d(aLine1, isReversed1, aLine2, isReversed2));
 120   }
 121
 122   gp_Pnt2d aFirstPoint = anAng->firstPoint()->impl<gp_Pnt2d>();
 123   std::shared_ptr<GeomAPI_Pnt> aPoint = thePlane->to3D(aFirstPoint.X(), aFirstPoint.Y());
 124   theFirstPoint = aPoint->impl<gp_Pnt>();
 125
 126   gp_Pnt2d aCenterPoint = anAng->center()->impl<gp_Pnt2d>();
 127   aPoint = thePlane->to3D(aCenterPoint.X(), aCenterPoint.Y());
 128   theCenterPoint = aPoint->impl<gp_Pnt>();
 129
 130   gp_Pnt2d aSecondPoint = anAng->secondPoint()->impl<gp_Pnt2d>();
 131   aPoint = thePlane->to3D(aSecondPoint.X(), aSecondPoint.Y());
 132   theSecondPoint = aPoint->impl<gp_Pnt>();
 133
 134   return true;
 135 }
 136
 137
 138 void SketcherPrs_Angle::Compute(const Handle(PrsMgr_PresentationManager3d)& thePresentationManager,
 139                                 const Handle(Prs3d_Presentation)& thePresentation,
 140                                 const Standard_Integer theMode)
 141 {
 142   gp_Pnt aFirstPoint, aSecondPoint, aCenterPoint;
 143   bool aReadyToDisplay = readyToDisplay(myConstraint, mySketcherPlane, aFirstPoint, aSecondPoint, aCenterPoint);
 144   if (aReadyToDisplay) {
 145     myFirstPoint = aFirstPoint;
 146     mySecondPoint = aSecondPoint;
 147     myCenterPoint = aCenterPoint;
 148
 149     DataPtr aData = myConstraint->data();
 150     AttributeDoublePtr anAttributeValue = aData->real(SketchPlugin_ConstraintAngle::ANGLE_VALUE_ID());
 151     myValue.init(anAttributeValue);
 152
 153     std::shared_ptr<GeomDataAPI_Point2D> aFlyoutAttr =
 154                                 std::dynamic_pointer_cast<GeomDataAPI_Point2D>
 155                                 (aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
 156     std::shared_ptr<GeomAPI_Pnt> aFlyoutPnt = mySketcherPlane->to3D(aFlyoutAttr->x(), aFlyoutAttr->y());
 157     myFlyOutPoint = aFlyoutPnt->impl<gp_Pnt>();
 158   }
 159
 160   DataPtr aData = myConstraint->data();
 161   std::shared_ptr<ModelAPI_AttributeInteger> aTypeAttr = std::dynamic_pointer_cast<
 162       ModelAPI_AttributeInteger>(aData->attribute(SketchPlugin_ConstraintAngle::TYPE_ID()));
 163   SketcherPrs_Tools::AngleType anAngleType = (SketcherPrs_Tools::AngleType)(aTypeAttr->value());
 164
 165   double aDist = -1;
 166   switch (anAngleType) {
 167     case SketcherPrs_Tools::ANGLE_DIRECT: {
 168 #ifndef COMPILATION_CORRECTION
 169       SetArrowVisible(Standard_False/*first*/, Standard_True/*second*/);
 170 #endif
 171       SetMeasuredGeometry(myFirstPoint, myCenterPoint, mySecondPoint);
 172 #ifndef COMPILATION_CORRECTION
 173       bool isReversedPlanes = isAnglePlaneReversedToSketchPlane();
 174       SetAngleReversed(!isReversedPlanes);
 175 #endif
 176     }
 177     break;
 178     case SketcherPrs_Tools::ANGLE_COMPLEMENTARY: {
 179       double anEdge1Length = aCenterPoint.Distance(myFirstPoint);
 180       //aDist = calculateDistanceToFlyoutPoint();
 181       gp_Pnt aFirstPoint = aCenterPoint.Translated(
 182                           gp_Vec(myCenterPoint, myFirstPoint).Normalized() * (-anEdge1Length));
 183       SetMeasuredGeometry(aFirstPoint, myCenterPoint, mySecondPoint);
 184 #ifndef COMPILATION_CORRECTION
 185       SetAngleReversed(false);
 186 #endif
 187     }
 188     break;
 189     case SketcherPrs_Tools::ANGLE_BACKWARD: {
 190 #ifndef COMPILATION_CORRECTION
 191       SetArrowVisible(Standard_False/*first*/, Standard_True/*second*/);
 192 #endif
 193       SetMeasuredGeometry(myFirstPoint, myCenterPoint, mySecondPoint);
 194       bool isReversedPlanes = isAnglePlaneReversedToSketchPlane();
 195 #ifndef COMPILATION_CORRECTION
 196       SetAngleReversed(isReversedPlanes);
 197 #endif
 198     }
 199     break;
 200     default:
 201       break;
 202   }
 203   if (aDist < 0) /// it was not calculated yet
 204     aDist = calculateDistanceToFlyoutPoint();
 205   SetFlyout(aDist);
 206
 207   // Update text visualization: parameter value or parameter text
 208   myStyleListener->updateDimensions(this, myValue);
 209
 210   myAspect->SetExtensionSize(myAspect->ArrowAspect()->Length());
 211   myAspect->SetArrowTailSize(myAspect->ArrowAspect()->Length());
 212
 213   AIS_AngleDimension::Compute(thePresentationManager, thePresentation, theMode);
 214
 215   if (!aReadyToDisplay)
 216     SketcherPrs_Tools::sendEmptyPresentationError(myConstraint,
 217                               "An empty AIS presentation: SketcherPrs_Angle");
 218 }
 219
 220 void SketcherPrs_Angle::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
 221                                                    const Standard_Integer theMode)
 222 {
 223   Standard_Integer aMode;
 224   switch (theMode) {
 225   case 0: // we should use selection of all objects
 226     aMode = 0;
 227     break;
 228   case SketcherPrs_Tools::Sel_Dimension_All:
 229     aMode = 0;
 230     break;
 231   case SketcherPrs_Tools::Sel_Dimension_Line:
 232     aMode = 1;
 233     break;
 234   case SketcherPrs_Tools::Sel_Dimension_Text:
 235     aMode = 2;
 236     break;
 237   default: {
 238     // there are own selection modes, so the others should be ignored
 239     // otherwise, the text selection appears in the viewer
 240     return;
 241   }
 242   }
 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((myFirstPoint.XYZ() + mySecondPoint.XYZ()) * 0.5 - myCenterPoint.XYZ());
 262   //gp_Pnt aFlyPnt(aFlyoutPnt->x(), aFlyoutPnt->y(), aFlyoutPnt->z());
 263   gp_XYZ aFlyDir = myFlyOutPoint.XYZ() - myCenterPoint.XYZ();
 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 }