X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FSketchPlugin%2FSketchPlugin_ConstraintLength.cpp;h=224ea32b5239cb53b2c8bc06a945a1f17b2aaca6;hb=60e95a5502a6940c6c27ce5d561b3c684b0b0a4f;hp=b5fe8fca3e3d126c2b837017d352ced5e515f2e1;hpb=b088ac567eda79830c071c32443896ad59d56628;p=modules%2Fshaper.git

diff --git a/src/SketchPlugin/SketchPlugin_ConstraintLength.cpp b/src/SketchPlugin/SketchPlugin_ConstraintLength.cpp
index b5fe8fca3..224ea32b5 100644
--- a/src/SketchPlugin/SketchPlugin_ConstraintLength.cpp
+++ b/src/SketchPlugin/SketchPlugin_ConstraintLength.cpp
@@ -1,11 +1,24 @@
+// Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
+
 // File:    SketchPlugin_ConstraintLength.cpp
 // Created: 30 May 2014
 // Author:  Artem ZHIDKOV
 
 #include "SketchPlugin_ConstraintLength.h"
+#include <SketchPlugin_Line.h>
+
+#include <GeomDataAPI_Point2D.h>
 
 #include <ModelAPI_AttributeDouble.h>
 #include <ModelAPI_Data.h>
+#include <ModelAPI_Result.h>
+
+#include <GeomDataAPI_Point2D.h>
+
+#include <GeomAPI_Lin2d.h>
+#include <GeomAPI_Pnt2d.h>
+
+#include <Config_PropManager.h>
 
 SketchPlugin_ConstraintLength::SketchPlugin_ConstraintLength()
 {
@@ -13,18 +26,126 @@ SketchPlugin_ConstraintLength::SketchPlugin_ConstraintLength()
 
 void SketchPlugin_ConstraintLength::initAttributes()
 {
-  data()->addAttribute(CONSTRAINT_ATTR_VALUE,    ModelAPI_AttributeDouble::type());
-  data()->addAttribute(CONSTRAINT_ATTR_FLYOUT_VALUE, ModelAPI_AttributeDouble::type());
-  data()->addAttribute(CONSTRAINT_ATTR_ENTITY_A, ModelAPI_AttributeRefAttr::type());
+  data()->addAttribute(SketchPlugin_Constraint::VALUE(), ModelAPI_AttributeDouble::type());
+  data()->addAttribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT(), GeomDataAPI_Point2D::type());
+  data()->addAttribute(SketchPlugin_Constraint::ENTITY_A(), ModelAPI_AttributeRefAttr::type());
 }
 
 void SketchPlugin_ConstraintLength::execute()
 {
+  std::shared_ptr<ModelAPI_AttributeRefAttr> aRef = std::dynamic_pointer_cast<
+      ModelAPI_AttributeRefAttr>(data()->attribute(SketchPlugin_Constraint::ENTITY_A()));
+  FeaturePtr aFeature = ModelAPI_Feature::feature(aRef->object());
+  if (aFeature) {
+    // set length value
+    std::shared_ptr<GeomDataAPI_Point2D> aPoint1 = std::dynamic_pointer_cast<
+        GeomDataAPI_Point2D>(aFeature->data()->attribute(SketchPlugin_Line::START_ID()));
+    std::shared_ptr<GeomDataAPI_Point2D> aPoint2 = std::dynamic_pointer_cast<
+        GeomDataAPI_Point2D>(aFeature->data()->attribute(SketchPlugin_Line::END_ID()));
+
+    double aLenght = aPoint1->pnt()->distance(aPoint2->pnt());
+
+    //std::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = std::dynamic_pointer_cast<
+    //    ModelAPI_AttributeDouble>(data()->attribute(SketchPlugin_Constraint::VALUE()));
+    //if(!aValueAttr->isInitialized()) {
+    //  aValueAttr->setValue(aLenght);
+    //}
+  }
+}
+
+bool SketchPlugin_ConstraintLength::getPoints(
+  std::shared_ptr<GeomAPI_Pnt>& thePoint1, std::shared_ptr<GeomAPI_Pnt>& thePoint2,
+  std::shared_ptr<GeomDataAPI_Point2D>& theStartPoint,
+  std::shared_ptr<GeomDataAPI_Point2D>& theEndPoint)
+{
+  if (!sketch())
+    return false;
+  std::shared_ptr<GeomAPI_Pln> aPlane = sketch()->plane();
+  std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = std::dynamic_pointer_cast<
+      ModelAPI_AttributeRefAttr>(data()->attribute(SketchPlugin_Constraint::ENTITY_A()));
+  if (!anAttr)
+    return false;
+  FeaturePtr aFeature = ModelAPI_Feature::feature(anAttr->object());
+  if (!aFeature || aFeature->getKind() != SketchPlugin_Line::ID())
+    return false;
+  DataPtr aData = aFeature->data();
+  theStartPoint = std::dynamic_pointer_cast<
+      GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Line::START_ID()));
+  theEndPoint = std::dynamic_pointer_cast<
+      GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Line::END_ID()));
+  thePoint1 = sketch()->to3D(theStartPoint->x(), theStartPoint->y());
+  thePoint2 = sketch()->to3D(theEndPoint->x(), theEndPoint->y());
+  return true;
 }
 
-const boost::shared_ptr<GeomAPI_Shape>&  SketchPlugin_ConstraintLength::preview()
+AISObjectPtr SketchPlugin_ConstraintLength::getAISObject(AISObjectPtr thePrevious)
 {
-  /// \todo Preview for distance constraint
-  return getPreview();
+  std::shared_ptr<GeomAPI_Pnt> aPoint1, aPoint2;
+  std::shared_ptr<GeomDataAPI_Point2D> aStartPoint, anEndPoint;
+  if (!getPoints(aPoint1, aPoint2, aStartPoint, anEndPoint))
+    return thePrevious; // not possible to show length because points are not defined
+
+  std::shared_ptr<GeomAPI_Pln> aPlane = sketch()->plane();
+  std::shared_ptr<GeomDataAPI_Point2D> aFlyOutAttr = std::dynamic_pointer_cast<
+      GeomDataAPI_Point2D>(data()->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
+  std::shared_ptr<GeomAPI_Pnt> aFlyoutPnt = std::shared_ptr<GeomAPI_Pnt>();
+  if (aFlyOutAttr->isInitialized()) {
+    aFlyoutPnt = sketch()->to3D(aFlyOutAttr->x(), aFlyOutAttr->y());
+  } else {
+    std::shared_ptr<GeomAPI_Lin2d> aLine = 
+      std::shared_ptr<GeomAPI_Lin2d>(new GeomAPI_Lin2d(aStartPoint->pnt(), anEndPoint->pnt()));
+    double aDist = aPoint1->distance(aPoint2)/5.;
+    std::shared_ptr<GeomAPI_Pnt2d> aFPnt = aLine->shiftedLocation(aDist);
+    aFlyOutAttr->setValue(aFPnt);
+    aFlyoutPnt = sketch()->to3D(aFPnt->x(), aFPnt->y());
+  }
+  // value calculation
+  // TODO: has to be calculated on definition of reference object
+  double aDistance = aPoint1->distance(aPoint2);
+  std::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = std::dynamic_pointer_cast<
+      ModelAPI_AttributeDouble>(data()->attribute(SketchPlugin_Constraint::VALUE()));
+  double aValue = aDistance;
+  if (aValueAttr->isInitialized())
+    aValue = aValueAttr->value();
+  else 
+    aValueAttr->setValue(aValue);
+  // End TODO
+
+  AISObjectPtr anAIS = thePrevious;
+  if (!anAIS)
+    anAIS = AISObjectPtr(new GeomAPI_AISObject);
+  anAIS->createDistance(aPoint1, aPoint2, aFlyoutPnt, aPlane, aValue);
+
+  // Set color from preferences
+  std::vector<int> aRGB = 
+    Config_PropManager::color("Visualization", "length_color", LENGTH_COLOR);
+  anAIS->setColor(aRGB[0], aRGB[1], aRGB[2]);
+  return anAIS;
 }
 
+void SketchPlugin_ConstraintLength::move(double theDeltaX, double theDeltaY)
+{
+  std::shared_ptr<ModelAPI_Data> aData = data();
+  if (!aData->isValid())
+    return;
+
+  std::shared_ptr<GeomDataAPI_Point2D> aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+      aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
+  aPoint->move(theDeltaX, theDeltaY);
+}
+
+void SketchPlugin_ConstraintLength::attributeChanged(const std::string& theID) {
+  if (theID == SketchPlugin_Constraint::ENTITY_A()) 
+  {
+    std::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = std::dynamic_pointer_cast<
+      ModelAPI_AttributeDouble>(data()->attribute(SketchPlugin_Constraint::VALUE()));
+    if (!aValueAttr->isInitialized()) { // only if it is not initialized, try to compute the current value
+      std::shared_ptr<GeomAPI_Pnt> aPoint1, aPoint2;
+      std::shared_ptr<GeomDataAPI_Point2D> aStartPoint, anEndPoint;
+      if (getPoints(aPoint1, aPoint2, aStartPoint, anEndPoint)) {
+        double aLength = aPoint1->distance(aPoint2);
+        aValueAttr->setValue(aLength);
+      }
+    }
+  }
+}