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refs #80 - Sketch base GUI: create/draw point, circle and arc
[modules/shaper.git] / src / PartSet / PartSet_OperationSketch.cpp
index d96ddc4ac7013029f350eea6f459aee2a2045f0e..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
@@ -33,7 +37,7 @@ using namespace std;
 
 PartSet_OperationSketch::PartSet_OperationSketch(const QString& theId,
                                                     QObject* theParent)
-: PartSet_OperationSketchBase(theId, theParent), myIsEditMode(false)
+: PartSet_OperationSketchBase(theId, theParent)
 {
 }
 
@@ -41,68 +45,119 @@ 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 (!myIsEditMode)
+  if (!hasSketchPlane())
     aModes.push_back(TopAbs_FACE);
-  else {
-    aModes.push_back(TopAbs_VERTEX);
-    aModes.push_back(TopAbs_EDGE);
-  }
+  else
+    aModes = PartSet_OperationSketchBase::getSelectionModes(theFeature);
+
   return aModes;
 }
 
-void PartSet_OperationSketch::mouseReleased(QMouseEvent* theEvent, Handle_V3d_View theView,
-                                            const std::list<XGUI_ViewerPrs>& theSelected)
+void PartSet_OperationSketch::init(FeaturePtr theFeature,
+                                   const std::list<XGUI_ViewerPrs>& /*theSelected*/,
+                                   const std::list<XGUI_ViewerPrs>& /*theHighlighted*/)
 {
-  if (theSelected.empty())
-    return;
+  setFeature(theFeature);
+}
+
+FeaturePtr PartSet_OperationSketch::sketch() const
+{
+  return feature();
+}
 
-  if (!myIsEditMode) {
-    XGUI_ViewerPrs aPrs = theSelected.front();
-    const TopoDS_Shape& aShape = aPrs.shape();
-    if (!aShape.IsNull()) {
-      setSketchPlane(aShape);
-      myIsEditMode = true;
+void PartSet_OperationSketch::mousePressed(QMouseEvent* theEvent, Handle_V3d_View theView,
+                                           const std::list<XGUI_ViewerPrs>& theSelected,
+                                           const std::list<XGUI_ViewerPrs>& theHighlighted)
+{
+  if (!hasSketchPlane()) {
+    if (!theHighlighted.empty()) {
+      XGUI_ViewerPrs aPrs = theHighlighted.front();
+      const TopoDS_Shape& aShape = aPrs.shape();
+      if (!aShape.IsNull())
+        setSketchPlane(aShape);
     }
   }
   else {
-    if (theSelected.size() == 1) {
-      boost::shared_ptr<ModelAPI_Feature> aFeature = theSelected.front().feature();
+    // 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) {
+      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,
-                                         const std::list<XGUI_ViewerPrs>& theSelected)
+void PartSet_OperationSketch::mouseMoved(QMouseEvent* theEvent, Handle(V3d_View) theView)
 {
-  if (!myIsEditMode || !(theEvent->buttons() &  Qt::LeftButton) || theSelected.empty())
+  if (!hasSketchPlane() || !(theEvent->buttons() &  Qt::LeftButton) || myFeatures.empty())
     return;
 
-  if (theSelected.size() != 1) {
-    boost::shared_ptr<ModelAPI_Feature> aFeature = PartSet_Tools::NearestFeature(theEvent->pos(),
-                                                                theView, feature(), theSelected);
+  if (myFeatures.size() != 1) {
+    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> >
-                                                        PartSet_OperationSketch::preview() const
+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);
@@ -113,6 +168,40 @@ std::map<boost::shared_ptr<ModelAPI_Feature>, boost::shared_ptr<GeomAPI_Shape> >
   return aPreviewMap;
 }
 
+void PartSet_OperationSketch::stopOperation()
+{
+  PartSet_OperationSketchBase::stopOperation();
+  emit featureConstructed(feature(), FM_Hide);
+  emit closeLocalContext();
+}
+
+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()) {
+    boost::shared_ptr<ModelAPI_Data> aData = feature()->data();
+    boost::shared_ptr<ModelAPI_AttributeDouble> anAttr;
+    boost::shared_ptr<GeomDataAPI_Dir> aNormal = 
+      boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_NORM));
+    aHasPlane = aNormal && !(aNormal->x() == 0 && aNormal->y() == 0 && aNormal->z() == 0);
+  }
+  return aHasPlane;
+}
+
 void PartSet_OperationSketch::setSketchPlane(const TopoDS_Shape& theShape)
 {
   if (theShape.IsNull())
@@ -130,26 +219,36 @@ 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;
-  /*
-  aData->real(SKETCH_ATTR_PLANE_A)->setValue(anA);
-  aData->real(SKETCH_ATTR_PLANE_B)->setValue(aB);
-  aData->real(SKETCH_ATTR_PLANE_C)->setValue(aC);
-  aData->real(SKETCH_ATTR_PLANE_D)->setValue(aD);
-  */
-  // 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();
+
+  emit featureConstructed(feature(), FM_Hide);
+  emit closeLocalContext();
   emit planeSelected(aDir->x(), aDir->y(), aDir->z());
 }