src/SketchAPI/SketchAPI_Constraint.cpp

   1 // Copyright (C) 2014-2019  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
  18 //
  19
  20 #include "SketchAPI_Constraint.h"
  21
  22 #include <ModelHighAPI_Dumper.h>
  23 #include <ModelHighAPI_Tools.h>
  24
  25 #include <SketchPlugin_Constraint.h>
  26 #include <SketchPlugin_ConstraintCoincidence.h>
  27 #include <SketchPlugin_ConstraintCollinear.h>
  28 #include <SketchPlugin_ConstraintDistance.h>
  29 #include <SketchPlugin_ConstraintDistanceHorizontal.h>
  30 #include <SketchPlugin_ConstraintDistanceVertical.h>
  31 #include <SketchPlugin_ConstraintEqual.h>
  32 #include <SketchPlugin_ConstraintHorizontal.h>
  33 #include <SketchPlugin_ConstraintLength.h>
  34 #include <SketchPlugin_ConstraintMiddle.h>
  35 #include <SketchPlugin_ConstraintParallel.h>
  36 #include <SketchPlugin_ConstraintPerpendicular.h>
  37 #include <SketchPlugin_ConstraintRadius.h>
  38 #include <SketchPlugin_ConstraintRigid.h>
  39 #include <SketchPlugin_ConstraintTangent.h>
  40 #include <SketchPlugin_ConstraintVertical.h>
  41 #include <SketchPlugin_SketchEntity.h>
  42
  43 #include <SketcherPrs_Tools.h>
  44
  45 SketchAPI_Constraint::SketchAPI_Constraint(
  46     const std::shared_ptr<ModelAPI_Feature> & theFeature)
  47 : ModelHighAPI_Interface(theFeature)
  48 {
  49   ConstraintPtr aConstraint = std::dynamic_pointer_cast<SketchPlugin_Constraint>(theFeature);
  50   if (aConstraint)
  51     initialize();
  52 }
  53
  54 SketchAPI_Constraint::~SketchAPI_Constraint()
  55 {
  56 }
  57
  58 bool SketchAPI_Constraint::initialize()
  59 {
  60   if (!feature()) {
  61     throwException("Constraint exception: The feature is NULL.");
  62     return false;
  63   }
  64   return true;
  65 }
  66
  67 void SketchAPI_Constraint::setEntityA(const ModelHighAPI_RefAttr& theEntity)
  68 {
  69   fillAttribute(theEntity, feature()->refattr(SketchPlugin_Constraint::ENTITY_A()));
  70 }
  71
  72 void SketchAPI_Constraint::setEntityB(const ModelHighAPI_RefAttr& theEntity)
  73 {
  74   fillAttribute(theEntity, feature()->refattr(SketchPlugin_Constraint::ENTITY_B()));
  75 }
  76
  77 void SketchAPI_Constraint::setEntityC(const ModelHighAPI_RefAttr& theEntity)
  78 {
  79   fillAttribute(theEntity, feature()->refattr(SketchPlugin_Constraint::ENTITY_C()));
  80 }
  81
  82 void SketchAPI_Constraint::setEntityD(const ModelHighAPI_RefAttr& theEntity)
  83 {
  84   fillAttribute(theEntity, feature()->refattr(SketchPlugin_Constraint::ENTITY_D()));
  85 }
  86
  87 void SketchAPI_Constraint::setValue(const ModelHighAPI_Double& theValue)
  88 {
  89   fillAttribute(theValue, feature()->real(SketchPlugin_Constraint::VALUE()));
  90 }
  91
  92 static const std::string& constraintTypeToSetter(const std::string& theType)
  93 {
  94   if (theType == SketchPlugin_ConstraintCoincidence::ID()) {
  95     static const std::string COINCIDENCE_SETTER("setCoincident");
  96     return COINCIDENCE_SETTER;
  97   }
  98   if (theType == SketchPlugin_ConstraintCollinear::ID()) {
  99     static const std::string COLLINEAR_SETTER("setCollinear");
 100     return COLLINEAR_SETTER;
 101   }
 102   if (theType == SketchPlugin_ConstraintDistance::ID()) {
 103     static const std::string DISTANCE_SETTER("setDistance");
 104     return DISTANCE_SETTER;
 105   }
 106   if (theType == SketchPlugin_ConstraintDistanceHorizontal::ID()) {
 107     static const std::string DISTANCE_SETTER("setHorizontalDistance");
 108     return DISTANCE_SETTER;
 109   }
 110   if (theType == SketchPlugin_ConstraintDistanceVertical::ID()) {
 111     static const std::string DISTANCE_SETTER("setVerticalDistance");
 112     return DISTANCE_SETTER;
 113   }
 114   if (theType == SketchPlugin_ConstraintEqual::ID()) {
 115     static const std::string EQUAL_SETTER("setEqual");
 116     return EQUAL_SETTER;
 117   }
 118   if (theType == SketchPlugin_ConstraintHorizontal::ID()) {
 119     static const std::string HORIZONTAL_SETTER("setHorizontal");
 120     return HORIZONTAL_SETTER;
 121   }
 122   if (theType == SketchPlugin_ConstraintLength::ID()) {
 123     static const std::string LENGTH_SETTER("setLength");
 124     return LENGTH_SETTER;
 125   }
 126   if (theType == SketchPlugin_ConstraintMiddle::ID()) {
 127     static const std::string MIDDLE_SETTER("setMiddlePoint");
 128     return MIDDLE_SETTER;
 129   }
 130   if (theType == SketchPlugin_ConstraintParallel::ID()) {
 131     static const std::string PARALLEL_SETTER("setParallel");
 132     return PARALLEL_SETTER;
 133   }
 134   if (theType == SketchPlugin_ConstraintPerpendicular::ID()) {
 135     static const std::string PERPENDICULAR_SETTER("setPerpendicular");
 136     return PERPENDICULAR_SETTER;
 137   }
 138   if (theType == SketchPlugin_ConstraintRadius::ID()) {
 139     static const std::string RADIUS_SETTER("setRadius");
 140     return RADIUS_SETTER;
 141   }
 142   if (theType == SketchPlugin_ConstraintRigid::ID()) {
 143     static const std::string FIXED_SETTER("setFixed");
 144     return FIXED_SETTER;
 145   }
 146   if (theType == SketchPlugin_ConstraintTangent::ID()) {
 147     static const std::string TANGENT_SETTER("setTangent");
 148     return TANGENT_SETTER;
 149   }
 150   if (theType == SketchPlugin_ConstraintVertical::ID()) {
 151     static const std::string VERTICAL_SETTER("setVertical");
 152     return VERTICAL_SETTER;
 153   }
 154
 155   static const std::string DUMMY;
 156   return DUMMY;
 157 }
 158
 159 static std::string angleTypeToString(int theAngleType)
 160 {
 161   switch (theAngleType) {
 162   case SketcherPrs_Tools::ANGLE_COMPLEMENTARY:
 163     return std::string("Complementary");
 164   case SketcherPrs_Tools::ANGLE_BACKWARD:
 165     return std::string("Backward");
 166   default:
 167     break;
 168   }
 169   return std::string();
 170 }
 171
 172 bool SketchAPI_Constraint::areAllAttributesDumped(ModelHighAPI_Dumper& theDumper) const
 173 {
 174   bool areAttributesDumped = true;
 175   FeaturePtr aBase = feature();
 176   for (int i = 0; i < CONSTRAINT_ATTR_SIZE && areAttributesDumped; ++i) {
 177     AttributeRefAttrPtr aRefAttr = aBase->refattr(SketchPlugin_Constraint::ATTRIBUTE(i));
 178     if (aRefAttr && aRefAttr->isInitialized())
 179       areAttributesDumped = theDumper.isDumped(aRefAttr);
 180   }
 181   if (!areAttributesDumped)
 182     theDumper.postpone(aBase);
 183   return areAttributesDumped;
 184 }
 185
 186 void SketchAPI_Constraint::dump(ModelHighAPI_Dumper& theDumper) const
 187 {
 188   FeaturePtr aBase = feature();
 189   const std::string& aSetter = constraintTypeToSetter(aBase->getKind());
 190   if (aSetter.empty())
 191     return; // incorrect constraint type
 192
 193   // do not need to dump "Fixed" constraint for external object
 194   if (aBase->getKind() == SketchPlugin_ConstraintRigid::ID()) {
 195     AttributeRefAttrPtr aRefAttr = aBase->refattr(SketchPlugin_Constraint::ENTITY_A());
 196     FeaturePtr aFeature = ModelAPI_Feature::feature(aRefAttr->object());
 197     if (!aFeature)
 198       return;
 199     AttributeSelectionPtr aAttr =
 200       aFeature->data()->selection(SketchPlugin_SketchEntity::EXTERNAL_ID());
 201     if (aAttr && aAttr->context().get() != NULL && !aAttr->isInvalid())
 202       return;
 203   }
 204
 205   // postpone constraint until all its attributes be dumped
 206   if (!areAllAttributesDumped(theDumper))
 207     return;
 208
 209   const std::string& aSketchName = theDumper.parentName(aBase);
 210   theDumper << aBase << " = " << aSketchName << "." << aSetter << "(";
 211
 212   bool isFirstAttr = true;
 213   for (int i = 0; i < CONSTRAINT_ATTR_SIZE; ++i) {
 214     AttributeRefAttrPtr aRefAttr = aBase->refattr(SketchPlugin_Constraint::ATTRIBUTE(i));
 215     if (aRefAttr && aRefAttr->isInitialized()) {
 216       theDumper << (isFirstAttr ? "" : ", ") << aRefAttr;
 217       isFirstAttr = false;
 218     }
 219   }
 220
 221   AttributeDoublePtr aValueAttr;
 222   if (aBase->getKind() == SketchPlugin_ConstraintDistanceHorizontal::ID() ||
 223       aBase->getKind() == SketchPlugin_ConstraintDistanceVertical::ID())
 224     aValueAttr = aBase->real(SketchPlugin_ConstraintDistanceAlongDir::DISTANCE_VALUE_ID());
 225   else
 226     aValueAttr = aBase->real(SketchPlugin_Constraint::VALUE());
 227   if (aValueAttr && aValueAttr->isInitialized())
 228     theDumper << ", " << aValueAttr;
 229
 230   if (aBase->getKind() == SketchPlugin_ConstraintDistance::ID()) {
 231     AttributeBooleanPtr isSigned = aBase->boolean(SketchPlugin_ConstraintDistance::SIGNED());
 232     theDumper << ", " << isSigned->value();
 233   }
 234
 235   theDumper << ")" << std::endl;
 236 }