src/PartSet/PartSet_OperationSketchLine.cpp

   1 // File:        PartSet_OperationSketchLine.h
   2 // Created:     20 Apr 2014
   3 // Author:      Natalia ERMOLAEVA
   4
   5 #include <PartSet_OperationSketchLine.h>
   6
   7 #include <PartSet_Tools.h>
   8
   9 #include <SketchPlugin_Feature.h>
  10 #include <GeomDataAPI_Point2D.h>
  11 #include <ModelAPI_Data.h>
  12 #include <ModelAPI_Document.h>
  13
  14 #include <SketchPlugin_Line.h>
  15
  16 #include <V3d_View.hxx>
  17
  18 #ifdef _DEBUG
  19 #include <QDebug>
  20 #endif
  21
  22 #include <QMouseEvent>
  23
  24 using namespace std;
  25
  26 PartSet_OperationSketchLine::PartSet_OperationSketchLine(const QString& theId,
  27                                                   QObject* theParent,
  28                                               boost::shared_ptr<ModelAPI_Feature> theFeature)
  29 : PartSet_OperationSketchBase(theId, theParent), mySketch(theFeature),
  30   myPointSelectionMode(SM_FirstPoint)
  31 {
  32 }
  33
  34 PartSet_OperationSketchLine::~PartSet_OperationSketchLine()
  35 {
  36 }
  37
  38 bool PartSet_OperationSketchLine::isGranted() const
  39 {
  40   return true;
  41 }
  42
  43 std::list<int> PartSet_OperationSketchLine::getSelectionModes(boost::shared_ptr<ModelAPI_Feature> theFeature) const
  44 {
  45   return std::list<int>();
  46 }
  47
  48 void PartSet_OperationSketchLine::init(boost::shared_ptr<ModelAPI_Feature> theFeature)
  49 {
  50   if (!theFeature)
  51     return;
  52   // use the last point of the previous feature as the first of the new one
  53   boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
  54   myInitPoint = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(LINE_ATTR_END));
  55 }
  56
  57 void PartSet_OperationSketchLine::mouseReleased(QMouseEvent* theEvent, Handle(V3d_View) theView,
  58                                                 const std::list<XGUI_ViewerPrs>& theSelected)
  59 {
  60   gp_Pnt aPoint = PartSet_Tools::ConvertClickToPoint(theEvent->pos(), theView);
  61   switch (myPointSelectionMode)
  62   {
  63     case SM_FirstPoint: {
  64       setLinePoint(aPoint, theView, LINE_ATTR_START);
  65       myPointSelectionMode = SM_SecondPoint;
  66     }
  67     break;
  68     case SM_SecondPoint: {
  69       setLinePoint(aPoint, theView, LINE_ATTR_END);
  70       commit();
  71       emit featureConstructed(feature(), FM_Deactivation);
  72       emit launchOperation(PartSet_OperationSketchLine::Type(), feature());
  73     }
  74     break;
  75     default:
  76       break;
  77   }
  78 }
  79
  80 void PartSet_OperationSketchLine::mouseMoved(QMouseEvent* theEvent, Handle(V3d_View) theView)
  81 {
  82   switch (myPointSelectionMode)
  83   {
  84     case SM_SecondPoint:
  85     {
  86       gp_Pnt aPoint = PartSet_Tools::ConvertClickToPoint(theEvent->pos(), theView);
  87       setLinePoint(aPoint, theView, LINE_ATTR_END);
  88     }
  89     break;
  90     default:
  91       break;
  92   }
  93 }
  94
  95 void PartSet_OperationSketchLine::keyReleased(const int theKey)
  96 {
  97   switch (theKey) {
  98     case Qt::Key_Escape: {
  99       abort();
 100     }
 101     break;
 102     case Qt::Key_Return: {
 103       abort();
 104       emit launchOperation(PartSet_OperationSketchLine::Type(), boost::shared_ptr<ModelAPI_Feature>());
 105     }
 106     break;
 107     default:
 108     break;
 109   }
 110 }
 111
 112 void PartSet_OperationSketchLine::startOperation()
 113 {
 114   PartSet_OperationSketchBase::startOperation();
 115   myPointSelectionMode = !myInitPoint ? SM_FirstPoint : SM_SecondPoint;
 116 }
 117
 118 void PartSet_OperationSketchLine::abortOperation()
 119 {
 120   emit featureConstructed(feature(), FM_Abort);
 121   PartSet_OperationSketchBase::abortOperation();
 122 }
 123
 124 boost::shared_ptr<ModelAPI_Feature> PartSet_OperationSketchLine::createFeature()
 125 {
 126   boost::shared_ptr<ModelAPI_Feature> aNewFeature = ModuleBase_Operation::createFeature();
 127   if (mySketch) {
 128     boost::shared_ptr<SketchPlugin_Feature> aFeature =
 129                            boost::dynamic_pointer_cast<SketchPlugin_Feature>(mySketch);
 130
 131     aFeature->addSub(aNewFeature);
 132   }
 133   if (myInitPoint) {
 134     boost::shared_ptr<ModelAPI_Data> aData = aNewFeature->data();
 135     boost::shared_ptr<GeomDataAPI_Point2D> aPoint = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>
 136                                                                 (aData->attribute(LINE_ATTR_START));
 137     aPoint->setValue(myInitPoint->x(), myInitPoint->y());
 138   }
 139
 140   emit featureConstructed(aNewFeature, FM_Activation);
 141   return aNewFeature;
 142 }
 143
 144 void PartSet_OperationSketchLine::setLinePoint(const gp_Pnt& thePoint,
 145                                                Handle(V3d_View) theView,
 146                                                const std::string& theAttribute)
 147 {
 148   boost::shared_ptr<ModelAPI_Data> aData = feature()->data();
 149   boost::shared_ptr<GeomDataAPI_Point2D> aPoint =
 150         boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(theAttribute));
 151
 152   double aX, anY;
 153   PartSet_Tools::ConvertTo2D(thePoint, mySketch, theView, aX, anY);
 154   aPoint->setValue(aX, anY);
 155 }