src/SketcherPrs/SketcherPrs_Angle.cpp

   1 // Copyright (C) 2014-2017  CEA/DEN, EDF R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
  18 //
  19
  20 #include "SketcherPrs_Angle.h"
  21 #include "SketcherPrs_DimensionStyleListener.h"
  22 #include "SketcherPrs_Tools.h"
  23
  24 #include <SketchPlugin_ConstraintAngle.h>
  25 #include <SketchPlugin_Constraint.h>
  26 #include <SketchPlugin_Line.h>
  27
  28 #include <GeomAPI_Edge.h>
  29 #include <GeomAPI_Lin.h>
  30 #include <GeomDataAPI_Point2D.h>
  31 #include <GeomAPI_Angle2d.h>
  32 #include <GeomAPI_Lin2d.h>
  33
  34 #include <ModelAPI_AttributeRefAttr.h>
  35 #include <ModelAPI_AttributeDouble.h>
  36 #include <ModelAPI_AttributeInteger.h>
  37
  38 #include <TopExp.hxx>
  39 #include <BRep_Tool.hxx>
  40
  41 #define PI 3.1415926535897932
  42
  43 //#ifndef WNT
  44 //  #define COMPILATION_CORRECTION
  45 //#endif
  46
  47 IMPLEMENT_STANDARD_RTTIEXT(SketcherPrs_Angle, AIS_AngleDimension);
  48
  49 SketcherPrs_Angle::SketcherPrs_Angle(ModelAPI_Feature* theConstraint,
  50                                      const std::shared_ptr<GeomAPI_Ax3>& thePlane)
  51 : AIS_AngleDimension(gp_Pnt(0,0,0), gp_Pnt(1,0,0), gp_Pnt(0,1,0)), myConstraint(theConstraint),
  52   mySketcherPlane(thePlane),
  53   myFirstPoint(gp_Pnt(0,0,0)), myCenterPoint(gp_Pnt(1,0,0)), mySecondPoint(gp_Pnt(0,1,0)),
  54   myValue(90., false, ""), myFlyOutPoint(0, 0.5, 0)
  55 {
  56   myAspect = new Prs3d_DimensionAspect();
  57   myAspect->MakeArrows3d(false);
  58   myAspect->MakeText3d(false);
  59   myAspect->MakeTextShaded(false);
  60   myAspect->MakeUnitsDisplayed(false);
  61   myAspect->TextAspect()->SetHeight(SketcherPrs_Tools::getDefaultTextHeight());
  62   myAspect->ArrowAspect()->SetLength(SketcherPrs_Tools::getArrowSize());
  63
  64   SetDimensionAspect(myAspect);
  65
  66   myStyleListener = new SketcherPrs_DimensionStyleListener();
  67 }
  68
  69 SketcherPrs_Angle::~SketcherPrs_Angle()
  70 {
  71   delete myStyleListener;
  72 }
  73
  74 bool SketcherPrs_Angle::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
  75                                          const std::shared_ptr<GeomAPI_Ax3>& thePlane)
  76 {
  77   gp_Pnt aFirstPoint, aSecondPoint, aCenterPoint;
  78   return readyToDisplay(theConstraint, thePlane, aFirstPoint, aSecondPoint, aCenterPoint);
  79 }
  80
  81 bool SketcherPrs_Angle::readyToDisplay(ModelAPI_Feature* theConstraint,
  82                                        const std::shared_ptr<GeomAPI_Ax3>& thePlane,
  83                                        gp_Pnt& theFirstPoint, gp_Pnt& theSecondPoint,
  84                                        gp_Pnt& theCenterPoint)
  85 {
  86   bool aReadyToDisplay = false;
  87
  88   DataPtr aData = theConstraint->data();
  89
  90   // Flyout point
  91   std::shared_ptr<GeomDataAPI_Point2D> aFlyoutAttr =
  92     std::dynamic_pointer_cast<GeomDataAPI_Point2D>
  93     (aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
  94   if (!aFlyoutAttr->isInitialized())
  95     return aReadyToDisplay; // can not create a good presentation
  96
  97   AttributeRefAttrPtr anAttr1 = aData->refattr(SketchPlugin_Constraint::ENTITY_A());
  98   if (!anAttr1->isInitialized())
  99     return aReadyToDisplay;
 100
 101   AttributeRefAttrPtr anAttr2 = aData->refattr(SketchPlugin_Constraint::ENTITY_B());
 102   if (!anAttr2->isInitialized())
 103     return aReadyToDisplay;
 104
 105   FeaturePtr aLineA =
 106     SketcherPrs_Tools::getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_A());
 107   FeaturePtr aLineB =
 108     SketcherPrs_Tools::getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_B());
 109
 110   if (!aLineA.get() || !aLineB.get())
 111     return aReadyToDisplay;
 112
 113   std::shared_ptr<GeomDataAPI_Point2D> aStartA = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 114       aLineA->attribute(SketchPlugin_Line::START_ID()));
 115   std::shared_ptr<GeomDataAPI_Point2D> aEndA = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 116       aLineA->attribute(SketchPlugin_Line::END_ID()));
 117   std::shared_ptr<GeomDataAPI_Point2D> aStartB = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 118       aLineB->attribute(SketchPlugin_Line::START_ID()));
 119   std::shared_ptr<GeomDataAPI_Point2D> aEndB = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 120       aLineB->attribute(SketchPlugin_Line::END_ID()));
 121
 122   std::shared_ptr<GeomAPI_Angle2d> anAng;
 123   bool isFirstPnt = aData->attribute(
 124     SketchPlugin_ConstraintAngle::ANGLE_REVERSED_FIRST_LINE_ID())->isInitialized();
 125   bool isSecondPnt = aData->attribute(
 126     SketchPlugin_ConstraintAngle::ANGLE_REVERSED_SECOND_LINE_ID())->isInitialized();
 127   if (!isFirstPnt || !isSecondPnt)
 128     anAng = std::shared_ptr<GeomAPI_Angle2d>(new GeomAPI_Angle2d(
 129         aStartA->pnt(), aEndA->pnt(), aStartB->pnt(), aEndB->pnt()));
 130   else {
 131     std::shared_ptr<GeomAPI_Lin2d> aLine1(new GeomAPI_Lin2d(aStartA->pnt(), aEndA->pnt()));
 132     bool isReversed1 =
 133       aData->boolean(SketchPlugin_ConstraintAngle::ANGLE_REVERSED_FIRST_LINE_ID())->value();
 134     std::shared_ptr<GeomAPI_Lin2d> aLine2(new GeomAPI_Lin2d(aStartB->pnt(), aEndB->pnt()));
 135     bool isReversed2 =
 136       aData->boolean(SketchPlugin_ConstraintAngle::ANGLE_REVERSED_SECOND_LINE_ID())->value();
 137     anAng = std::shared_ptr<GeomAPI_Angle2d>(
 138       new GeomAPI_Angle2d(aLine1, isReversed1, aLine2, isReversed2));
 139   }
 140
 141   gp_Pnt2d aFirstPoint = anAng->firstPoint()->impl<gp_Pnt2d>();
 142   std::shared_ptr<GeomAPI_Pnt> aPoint = thePlane->to3D(aFirstPoint.X(), aFirstPoint.Y());
 143   theFirstPoint = aPoint->impl<gp_Pnt>();
 144
 145   gp_Pnt2d aCenterPoint = anAng->center()->impl<gp_Pnt2d>();
 146   aPoint = thePlane->to3D(aCenterPoint.X(), aCenterPoint.Y());
 147   theCenterPoint = aPoint->impl<gp_Pnt>();
 148
 149   gp_Pnt2d aSecondPoint = anAng->secondPoint()->impl<gp_Pnt2d>();
 150   aPoint = thePlane->to3D(aSecondPoint.X(), aSecondPoint.Y());
 151   theSecondPoint = aPoint->impl<gp_Pnt>();
 152
 153   return true;
 154 }
 155
 156
 157 void SketcherPrs_Angle::Compute(const Handle(PrsMgr_PresentationManager3d)& thePresentationManager,
 158                                 const Handle(Prs3d_Presentation)& thePresentation,
 159                                 const Standard_Integer theMode)
 160 {
 161   gp_Pnt aFirstPoint, aSecondPoint, aCenterPoint;
 162   bool aReadyToDisplay = readyToDisplay(myConstraint, mySketcherPlane,
 163                                         aFirstPoint, aSecondPoint, aCenterPoint);
 164   if (aReadyToDisplay) {
 165     myFirstPoint = aFirstPoint;
 166     mySecondPoint = aSecondPoint;
 167     myCenterPoint = aCenterPoint;
 168
 169     DataPtr aData = myConstraint->data();
 170     AttributeDoublePtr anAttributeValue =
 171       aData->real(SketchPlugin_ConstraintAngle::ANGLE_VALUE_ID());
 172     myValue.init(anAttributeValue);
 173
 174     std::shared_ptr<GeomDataAPI_Point2D> aFlyoutAttr =
 175                                 std::dynamic_pointer_cast<GeomDataAPI_Point2D>
 176                                 (aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
 177     std::shared_ptr<GeomAPI_Pnt> aFlyoutPnt =
 178       mySketcherPlane->to3D(aFlyoutAttr->x(), aFlyoutAttr->y());
 179     myFlyOutPoint = aFlyoutPnt->impl<gp_Pnt>();
 180   }
 181
 182   DataPtr aData = myConstraint->data();
 183   std::shared_ptr<ModelAPI_AttributeInteger> aTypeAttr = std::dynamic_pointer_cast<
 184       ModelAPI_AttributeInteger>(aData->attribute(SketchPlugin_ConstraintAngle::TYPE_ID()));
 185   SketcherPrs_Tools::AngleType anAngleType = (SketcherPrs_Tools::AngleType)(aTypeAttr->value());
 186
 187   double aDist = -1;
 188   switch (anAngleType) {
 189     case SketcherPrs_Tools::ANGLE_DIRECT: {
 190 #ifndef COMPILATION_CORRECTION
 191       SetArrowsVisibility(AIS_TOAV_Second);
 192 #endif
 193       SetMeasuredGeometry(myFirstPoint, myCenterPoint, mySecondPoint);
 194 #ifndef COMPILATION_CORRECTION
 195       bool isReversedPlanes = isAnglePlaneReversedToSketchPlane();
 196       SetType(!isReversedPlanes ? AIS_TOA_Exterior : AIS_TOA_Interior);
 197 #endif
 198     }
 199     break;
 200     case SketcherPrs_Tools::ANGLE_COMPLEMENTARY: {
 201       double anEdge1Length = aCenterPoint.Distance(myFirstPoint);
 202       //aDist = calculateDistanceToFlyoutPoint();
 203       gp_Pnt aFirstPoint = aCenterPoint.Translated(
 204                           gp_Vec(myCenterPoint, myFirstPoint).Normalized() * (-anEdge1Length));
 205       SetMeasuredGeometry(aFirstPoint, myCenterPoint, mySecondPoint);
 206 #ifndef COMPILATION_CORRECTION
 207       SetType(AIS_TOA_Interior);
 208 #endif
 209     }
 210     break;
 211     case SketcherPrs_Tools::ANGLE_BACKWARD: {
 212 #ifndef COMPILATION_CORRECTION
 213       SetArrowsVisibility(AIS_TOAV_Second);
 214 #endif
 215       SetMeasuredGeometry(myFirstPoint, myCenterPoint, mySecondPoint);
 216       bool isReversedPlanes = isAnglePlaneReversedToSketchPlane();
 217 #ifndef COMPILATION_CORRECTION
 218       SetType(isReversedPlanes ? AIS_TOA_Exterior : AIS_TOA_Interior);
 219 #endif
 220     }
 221     break;
 222     default:
 223       break;
 224   }
 225   if (aDist < 0) /// it was not calculated yet
 226     aDist = calculateDistanceToFlyoutPoint();
 227   SetFlyout(aDist);
 228
 229   // Update text visualization: parameter value or parameter text
 230   myStyleListener->updateDimensions(this, myValue);
 231
 232   myAspect->SetExtensionSize(myAspect->ArrowAspect()->Length());
 233   myAspect->SetArrowTailSize(myAspect->ArrowAspect()->Length());
 234
 235   AIS_AngleDimension::Compute(thePresentationManager, thePresentation, theMode);
 236
 237   if (!aReadyToDisplay)
 238     SketcherPrs_Tools::sendEmptyPresentationError(myConstraint,
 239                               "An empty AIS presentation: SketcherPrs_Angle");
 240 }
 241
 242 void SketcherPrs_Angle::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
 243                                                    const Standard_Integer theMode)
 244 {
 245   Standard_Integer aMode;
 246   switch (theMode) {
 247   case 0: // we should use selection of all objects
 248     aMode = 0;
 249     break;
 250   case SketcherPrs_Tools::Sel_Dimension_All:
 251     aMode = 0;
 252     break;
 253   case SketcherPrs_Tools::Sel_Dimension_Line:
 254     aMode = 1;
 255     break;
 256   case SketcherPrs_Tools::Sel_Dimension_Text:
 257     aMode = 2;
 258     break;
 259   default: {
 260     // there are own selection modes, so the others should be ignored
 261     // otherwise, the text selection appears in the viewer
 262     return;
 263   }
 264   }
 265   SetSelToleranceForText2d(SketcherPrs_Tools::getTextHeight());
 266   AIS_AngleDimension::ComputeSelection(aSelection, aMode);
 267 }
 268
 269 bool SketcherPrs_Angle::isAnglePlaneReversedToSketchPlane()
 270 {
 271   bool aReversed = false;
 272   if (!mySketcherPlane.get())
 273     return aReversed;
 274
 275   gp_Pln aPlane = GetPlane();
 276   gp_Dir aDir = aPlane.Axis().Direction();
 277   double aDot = mySketcherPlane->normal()->dot(
 278                 std::shared_ptr<GeomAPI_Dir>(new GeomAPI_Dir(aDir.X(), aDir.Y(), aDir.Z())));
 279   return aDot < 0;
 280 }
 281
 282 double SketcherPrs_Angle::calculateDistanceToFlyoutPoint()
 283 {
 284   return myFlyOutPoint.Distance(myCenterPoint);
 285 }