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refs #80 - Sketch base GUI: create/draw point, circle and arc
[modules/shaper.git] / src / PartSet / PartSet_OperationSketch.cpp
index e83e133193014b32e297e2174f667abfb8dc75cc..039d293b39600b053b4d4cfca45565be6a40e561 100644 (file)
 #include <GeomAlgoAPI_FaceBuilder.h>
 #include <GeomDataAPI_Point.h>
 #include <GeomDataAPI_Dir.h>
+#include <GeomAPI_XYZ.h>
 
 #include <XGUI_ViewerPrs.h>
 
 #include <AIS_Shape.hxx>
 #include <AIS_ListOfInteractive.hxx>
+#include <AIS_InteractiveObject.hxx>
+#include <AIS_DimensionOwner.hxx>
+#include <AIS_LengthDimension.hxx>
 #include <V3d_View.hxx>
 
 #ifdef _DEBUG
@@ -41,73 +45,122 @@ PartSet_OperationSketch::~PartSet_OperationSketch()
 {
 }
 
-std::list<int> PartSet_OperationSketch::getSelectionModes(boost::shared_ptr<ModelAPI_Feature> theFeature) const
+std::list<int> PartSet_OperationSketch::getSelectionModes(FeaturePtr theFeature) const
 {
   std::list<int> aModes;
   if (!hasSketchPlane())
     aModes.push_back(TopAbs_FACE);
   else
     aModes = PartSet_OperationSketchBase::getSelectionModes(theFeature);
+
   return aModes;
 }
 
-boost::shared_ptr<ModelAPI_Feature> PartSet_OperationSketch::sketch() const
+void PartSet_OperationSketch::init(FeaturePtr theFeature,
+                                   const std::list<XGUI_ViewerPrs>& /*theSelected*/,
+                                   const std::list<XGUI_ViewerPrs>& /*theHighlighted*/)
+{
+  setFeature(theFeature);
+}
+
+FeaturePtr PartSet_OperationSketch::sketch() const
 {
   return feature();
 }
 
 void PartSet_OperationSketch::mousePressed(QMouseEvent* theEvent, Handle_V3d_View theView,
-                                           const std::list<XGUI_ViewerPrs>& /*theSelected*/,
+                                           const std::list<XGUI_ViewerPrs>& theSelected,
                                            const std::list<XGUI_ViewerPrs>& theHighlighted)
 {
   if (!hasSketchPlane()) {
-    XGUI_ViewerPrs aPrs = theHighlighted.front();
-    const TopoDS_Shape& aShape = aPrs.shape();
-    if (!aShape.IsNull())
-      setSketchPlane(aShape);
+    if (!theHighlighted.empty()) {
+      XGUI_ViewerPrs aPrs = theHighlighted.front();
+      const TopoDS_Shape& aShape = aPrs.shape();
+      if (!aShape.IsNull())
+        setSketchPlane(aShape);
+    }
   }
   else {
+    // if shift button is pressed and there are some already selected objects, the operation should
+    // not be started. We just want to combine some selected objects.
+    bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
+    if (aHasShift && theSelected.size() > 0)
+      return;
+
     if (theHighlighted.size() == 1) {
-      boost::shared_ptr<ModelAPI_Feature> aFeature = theHighlighted.front().feature();
+      FeaturePtr aFeature = theHighlighted.front().feature();
       if (aFeature)
-        emit launchOperation(PartSet_OperationEditLine::Type(), aFeature);
+        restartOperation(PartSet_OperationEditLine::Type(), aFeature);
     }
     else
       myFeatures = theHighlighted;
   }
 }
 
+#include <QLineEdit>
+void PartSet_OperationSketch::mouseReleased(QMouseEvent* theEvent, Handle_V3d_View theView,
+                                            const std::list<XGUI_ViewerPrs>& theSelected,
+                                            const std::list<XGUI_ViewerPrs>& theHighlighted)
+{
+  if (!hasSketchPlane()) {
+  }
+  else {
+    if (!theSelected.empty()) {
+      XGUI_ViewerPrs aPrs = theSelected.front();
+      if (!aPrs.owner().IsNull()) {
+        Handle(AIS_DimensionOwner) anOwner = Handle(AIS_DimensionOwner)::DownCast(aPrs.owner());
+        if (!anOwner.IsNull() && anOwner->SelectionMode() == AIS_DSM_Text) {
+          Handle(SelectMgr_SelectableObject) anObject = anOwner->Selectable();
+          double aValue = 0;
+          if (!anObject.IsNull()) {
+            Handle(AIS_LengthDimension) aLenDim = Handle(AIS_LengthDimension)::DownCast(anObject);
+            if (!aLenDim.IsNull())
+              aValue = aLenDim->GetValue();
+          }
+
+          QLineEdit* aLine = new QLineEdit();
+          QPoint aViewPos = theEvent->globalPos();
+          QPoint aLinePos(aViewPos.x(), aViewPos.y());
+          aLine->move(aLinePos);
+          aLine->setText(QString::number(aValue));
+          aLine->show();
+        }
+      }
+    }
+  }
+}
+
 void PartSet_OperationSketch::mouseMoved(QMouseEvent* theEvent, Handle(V3d_View) theView)
 {
   if (!hasSketchPlane() || !(theEvent->buttons() &  Qt::LeftButton) || myFeatures.empty())
     return;
 
   if (myFeatures.size() != 1) {
-    boost::shared_ptr<ModelAPI_Feature> aFeature = PartSet_Tools::NearestFeature(theEvent->pos(),
+    FeaturePtr aFeature = PartSet_Tools::nearestFeature(theEvent->pos(),
                                                                 theView, feature(), myFeatures);
     if (aFeature)
-      emit launchOperation(PartSet_OperationEditLine::Type(), aFeature);
+      restartOperation(PartSet_OperationEditLine::Type(), aFeature);
   }
 }
 
-std::map<boost::shared_ptr<ModelAPI_Feature>, boost::shared_ptr<GeomAPI_Shape> >
+std::map<FeaturePtr, boost::shared_ptr<GeomAPI_Shape> >
                                                         PartSet_OperationSketch::subPreview() const
 {
-  std::map<boost::shared_ptr<ModelAPI_Feature>, boost::shared_ptr<GeomAPI_Shape> > aPreviewMap;
+  std::map<FeaturePtr, boost::shared_ptr<GeomAPI_Shape> > aPreviewMap;
 
   boost::shared_ptr<SketchPlugin_Feature> aFeature;
 
   boost::shared_ptr<ModelAPI_Data> aData = feature()->data();
+  if (!aData->isValid())
+    return aPreviewMap;
   boost::shared_ptr<ModelAPI_AttributeRefList> aRefList =
         boost::dynamic_pointer_cast<ModelAPI_AttributeRefList>(aData->attribute(SKETCH_ATTR_FEATURES));
 
-  std::list<boost::shared_ptr<ModelAPI_Feature> > aFeatures = aRefList->list();
-  std::list<boost::shared_ptr<ModelAPI_Feature> >::const_iterator anIt = aFeatures.begin(),
+  std::list<FeaturePtr > aFeatures = aRefList->list();
+  std::list<FeaturePtr >::const_iterator anIt = aFeatures.begin(),
                                                                   aLast = aFeatures.end();
   for (; anIt != aLast; anIt++) {
     aFeature = boost::dynamic_pointer_cast<SketchPlugin_Feature>(*anIt);
-    if (!aFeature)
-      continue;
     boost::shared_ptr<GeomAPI_Shape> aPreview = aFeature->preview();
     if (aPreview)
       aPreviewMap[aFeature] = aPreview;
@@ -127,20 +180,23 @@ bool PartSet_OperationSketch::isNestedOperationsEnabled() const
   return hasSketchPlane();
 }
 
+void PartSet_OperationSketch::startOperation()
+{
+  if (!feature()) {
+    setFeature(createFeature());
+    emit fitAllView();
+  }
+}
+
 bool PartSet_OperationSketch::hasSketchPlane() const
 {
   bool aHasPlane = false;
 
   if (feature()) {
-    // set plane parameters to feature
     boost::shared_ptr<ModelAPI_Data> aData = feature()->data();
-
     boost::shared_ptr<ModelAPI_AttributeDouble> anAttr;
-    // temporary solution for main planes only
     boost::shared_ptr<GeomDataAPI_Dir> aNormal = 
       boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_NORM));
-    double aX = aNormal->x(), anY = aNormal->y(), aZ = aNormal->z();
-
     aHasPlane = aNormal && !(aNormal->x() == 0 && aNormal->y() == 0 && aNormal->z() == 0);
   }
   return aHasPlane;
@@ -163,20 +219,31 @@ void PartSet_OperationSketch::setSketchPlane(const TopoDS_Shape& theShape)
   double anA, aB, aC, aD;
   aPlane->coefficients(anA, aB, aC, aD);
 
-  boost::shared_ptr<ModelAPI_AttributeDouble> anAttr;
-  // temporary solution for main planes only
+  // calculate attributes of the sketch
+  boost::shared_ptr<GeomAPI_Dir> aNormDir(new GeomAPI_Dir(anA, aB, aC));
+  boost::shared_ptr<GeomAPI_XYZ> aCoords = aNormDir->xyz();
+  boost::shared_ptr<GeomAPI_XYZ> aZero(new GeomAPI_XYZ(0, 0, 0));
+  aCoords = aCoords->multiplied(-aD * aCoords->distance(aZero));
+  boost::shared_ptr<GeomAPI_Pnt> anOrigPnt(new GeomAPI_Pnt(aCoords));
+  // X axis is preferable to be dirX on the sketch
+  const double tol = Precision::Confusion();
+  bool isX = fabs(anA - 1.0) < tol && fabs(aB) < tol && fabs(aC) < tol;
+  boost::shared_ptr<GeomAPI_Dir> aTempDir(isX ? new GeomAPI_Dir(0, 1, 0) : new GeomAPI_Dir(1, 0, 0));
+  boost::shared_ptr<GeomAPI_Dir> aYDir(new GeomAPI_Dir(aNormDir->cross(aTempDir)));
+  boost::shared_ptr<GeomAPI_Dir> aXDir(new GeomAPI_Dir(aYDir->cross(aNormDir)));
+
   boost::shared_ptr<GeomDataAPI_Point> anOrigin = 
     boost::dynamic_pointer_cast<GeomDataAPI_Point>(aData->attribute(SKETCH_ATTR_ORIGIN));
-  anOrigin->setValue(0, 0, 0);
+  anOrigin->setValue(anOrigPnt);
   boost::shared_ptr<GeomDataAPI_Dir> aNormal = 
     boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_NORM));
-  aNormal->setValue(anA, aB, aC);
+  aNormal->setValue(aNormDir);
   boost::shared_ptr<GeomDataAPI_Dir> aDirX = 
     boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRX));
-  aDirX->setValue(aB, aC, anA);
+  aDirX->setValue(aXDir);
   boost::shared_ptr<GeomDataAPI_Dir> aDirY = 
     boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRY));
-  aDirY->setValue(aC, anA, aB);
+  aDirY->setValue(aYDir);
   boost::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
 
   flushUpdated();