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COPY attribute in SketchEntity now persistent
[modules/shaper.git] / src / SketchPlugin / SketchPlugin_Line.cpp
index 734666d8973d51e2112f0e4317ba4e7cdfe6cea9..33d087d2c6d5aff70cd11cd44c739062cd2ecff3 100644 (file)
@@ -1,3 +1,5 @@
+// Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
+
 // File:        SketchPlugin_Line.cxx
 // Created:     27 Mar 2014
 // Author:      Mikhail PONIKAROV
 #include "SketchPlugin_Line.h"
 #include "SketchPlugin_Sketch.h"
 #include <ModelAPI_Data.h>
+#include <ModelAPI_ResultConstruction.h>
+#include <ModelAPI_AttributeSelection.h>
+#include <ModelAPI_AttributeBoolean.h>
+#include <ModelAPI_Validator.h>
+#include <ModelAPI_Session.h>
+
 #include <GeomAPI_Pnt.h>
+#include <GeomAPI_Lin2d.h>
+#include <GeomAPI_Pnt2d.h>
+
 #include <GeomAlgoAPI_EdgeBuilder.h>
 #include <GeomDataAPI_Point2D.h>
 
 using namespace std;
 
-// face of the square-face displayed for selection of general plane
-const double PLANE_SIZE = 200;
-
 SketchPlugin_Line::SketchPlugin_Line()
-  : SketchPlugin_Feature()
+    : SketchPlugin_SketchEntity()
+{}
+
+void SketchPlugin_Line::initDerivedClassAttributes()
 {
+  data()->addAttribute(START_ID(), GeomDataAPI_Point2D::typeId());
+  data()->addAttribute(END_ID(), GeomDataAPI_Point2D::typeId());
+  data()->addAttribute(EXTERNAL_ID(), ModelAPI_AttributeSelection::typeId());
+  ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), EXTERNAL_ID());
 }
 
-void SketchPlugin_Line::initAttributes()
+void SketchPlugin_Line::execute()
 {
-  data()->addAttribute(LINE_ATTR_START, GeomDataAPI_Point2D::type());
-  data()->addAttribute(LINE_ATTR_END, GeomDataAPI_Point2D::type());
+  SketchPlugin_Sketch* aSketch = sketch();
+  if (aSketch) {
+    // compute a start point in 3D view
+    std::shared_ptr<GeomDataAPI_Point2D> aStartAttr = std::dynamic_pointer_cast<
+        GeomDataAPI_Point2D>(data()->attribute(START_ID()));
+    // compute an end point in 3D view
+    std::shared_ptr<GeomDataAPI_Point2D> anEndAttr = std::dynamic_pointer_cast<
+        GeomDataAPI_Point2D>(data()->attribute(END_ID()));
+    if (aStartAttr->isInitialized() && anEndAttr->isInitialized()) {
+      std::shared_ptr<GeomAPI_Pnt> aStart(aSketch->to3D(aStartAttr->x(), aStartAttr->y()));
+      std::shared_ptr<GeomAPI_Pnt> anEnd(aSketch->to3D(anEndAttr->x(), anEndAttr->y()));
+      //std::cout<<"Execute line "<<aStart->x()<<" "<<aStart->y()<<" "<<aStart->z()<<" - "
+      //  <<anEnd->x()<<" "<<anEnd->y()<<" "<<anEnd->z()<<std::endl;
+      // make linear edge
+      std::shared_ptr<GeomAPI_Edge> anEdge = GeomAlgoAPI_EdgeBuilder::line(aStart, anEnd);
+      // store the result
+      std::shared_ptr<ModelAPI_ResultConstruction> aConstr = document()->createConstruction(
+          data());
+      aConstr->setShape(anEdge);
+      aConstr->setIsInHistory(false);
+      setResult(aConstr);
+    }
+  }
 }
 
-void SketchPlugin_Line::execute() 
+void SketchPlugin_Line::move(double theDeltaX, double theDeltaY)
 {
+  std::shared_ptr<ModelAPI_Data> aData = data();
+  if (!aData->isValid())
+    return;
+
+  std::shared_ptr<GeomDataAPI_Point2D> aPoint1 = std::dynamic_pointer_cast<GeomDataAPI_Point2D>
+    (aData->attribute(START_ID()));
+  aPoint1->move(theDeltaX, theDeltaY);
+
+  std::shared_ptr<GeomDataAPI_Point2D> aPoint2 = std::dynamic_pointer_cast<GeomDataAPI_Point2D>
+    (aData->attribute(END_ID()));
+  aPoint2->move(theDeltaX, theDeltaY);
 }
 
-const boost::shared_ptr<GeomAPI_Shape>& SketchPlugin_Line::preview()
+double SketchPlugin_Line::distanceToPoint(const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 {
-  SketchPlugin_Sketch* aSketch = sketch();
-  if (aSketch) {
-    // compute a start point in 3D view
-    boost::shared_ptr<GeomDataAPI_Point2D> aStartAttr = 
-      boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(data()->attribute(LINE_ATTR_START));
-    boost::shared_ptr<GeomAPI_Pnt> aStart(aSketch->to3D(aStartAttr->x(), aStartAttr->y()));
-    // compute an end point in 3D view
-    boost::shared_ptr<GeomDataAPI_Point2D> anEndAttr = 
-      boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(data()->attribute(LINE_ATTR_END));
-    boost::shared_ptr<GeomAPI_Pnt> anEnd(aSketch->to3D(anEndAttr->x(), anEndAttr->y()));
-    // make linear edge
-    boost::shared_ptr<GeomAPI_Shape> anEdge = GeomAlgoAPI_EdgeBuilder::line(aStart, anEnd);
-    setPreview(anEdge);
+  double aDelta = 0;
+
+  std::shared_ptr<ModelAPI_Data> aData = data();
+  std::shared_ptr<GeomDataAPI_Point2D> aPoint1 = 
+    std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(START_ID()));
+  std::shared_ptr<GeomDataAPI_Point2D> aPoint2 = 
+    std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(END_ID()));
+
+  GeomAPI_Lin2d aLin2d(aPoint1->x(), aPoint1->y(), aPoint2->x(), aPoint2->y());
+
+  if (false/*projection*/) {  // TODO: if it has not been necessary, remove this block
+    std::shared_ptr<GeomAPI_Pnt2d> aResult = aLin2d.project(thePoint);
+    aDelta = aResult->distance(thePoint);
+  } else {  // distance
+    aDelta = aLin2d.distance(thePoint);
+  }
+
+  return aDelta;
+}
+
+const std::string& SketchPlugin_Line::getKind()
+{
+  static std::string MY_KIND = SketchPlugin_Line::ID();
+  return MY_KIND;
+}
+
+bool SketchPlugin_Line::isFixed() {
+  return data()->selection(EXTERNAL_ID())->context().get() != NULL;
+}
+
+void SketchPlugin_Line::attributeChanged(const std::string& theID) {
+  // the second condition for unability to move external segments anywhere
+  if (theID == EXTERNAL_ID() || isFixed()) {
+    std::shared_ptr<GeomAPI_Shape> aSelection = data()->selection(EXTERNAL_ID())->value();
+     // update arguments due to the selection value
+    if (aSelection && !aSelection->isNull() && aSelection->isEdge()) {
+      std::shared_ptr<GeomAPI_Edge> anEdge( new GeomAPI_Edge(aSelection));
+      std::shared_ptr<GeomDataAPI_Point2D> aStartAttr = 
+        std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(START_ID()));
+      aStartAttr->setValue(sketch()->to2D(anEdge->firstPoint()));
+      std::shared_ptr<GeomDataAPI_Point2D> anEndAttr = 
+        std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(END_ID()));
+      anEndAttr->setValue(sketch()->to2D(anEdge->lastPoint()));
+    }
   }
-  return getPreview();
 }