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[modules/shaper.git] / src / SketcherPrs / SketcherPrs_Tools.cpp
index 45f4eaaf976c88fc285aa22e8068e630539380a4..b364447914f73b3c9b155d7c4917b826492b8c51 100644 (file)
@@ -1,8 +1,21 @@
-// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
-
-// File:        SketcherPrs_Tools.cpp
-// Created:     10 March 2015
-// Author:      Vitaly SMETANNIKOV
+// Copyright (C) 2014-2023  CEA, EDF
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
 
 #include "SketcherPrs_Tools.h"
 
 
 #include <ModelAPI_ResultConstruction.h>
 #include <ModelAPI_AttributeRefAttr.h>
+#include <ModelAPI_AttributeRefList.h>
 #include <ModelAPI_AttributeDouble.h>
 #include <ModelAPI_Events.h>
 
+#include <ModelGeomAlgo_Point2D.h>
+
 #include <Events_InfoMessage.h>
 
 #include <GeomDataAPI_Point2D.h>
 #include <BRep_Tool.hxx>
 #include <Precision.hxx>
 
-#include <AIS_Dimension.hxx>
+#include <PrsDim_Dimension.hxx>
 
 namespace SketcherPrs_Tools {
 
+static ParameterStyle MyStyle = ParameterValue;
+
+void setParameterStyle(ParameterStyle theStyle)
+{
+  MyStyle = theStyle;
+}
+
+ParameterStyle parameterStyle()
+{
+  return MyStyle;
+}
+
 AttributePtr getAttribute(ModelAPI_Feature* theFeature, const std::string& theAttrName)
 {
   AttributePtr anAttribute;
@@ -67,7 +95,13 @@ ObjectPtr getResult(ModelAPI_Feature* theFeature, const std::string& theAttrName
 std::shared_ptr<GeomAPI_Shape> getShape(ObjectPtr theObject)
 {
   ResultConstructionPtr aRes = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(theObject);
-  if (aRes.get() != NULL && aRes->data()->isValid()) {/// essential check as it is called in openGl thread
+  if (!aRes.get()) {
+    FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObject);
+    if (aFeature.get())
+      aRes = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aFeature->lastResult());
+  }
+  if (aRes.get() != NULL && aRes->data()->isValid()) {
+    /// essential check as it is called in openGl thread
     return aRes->shape();
   }
   return std::shared_ptr<GeomAPI_Shape>();
@@ -77,26 +111,11 @@ std::shared_ptr<GeomAPI_Shape> getShape(ObjectPtr theObject)
 std::shared_ptr<GeomAPI_Pnt2d> getPoint(ModelAPI_Feature* theFeature,
                                         const std::string& theAttribute)
 {
-  std::shared_ptr<GeomDataAPI_Point2D> aPointAttr;
-
-  /// essential check as it is called in openGl thread
-  if (!theFeature || !theFeature->data().get() || !theFeature->data()->isValid())
-    return std::shared_ptr<GeomAPI_Pnt2d>();
-
-  FeaturePtr aFeature;
-  std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = std::dynamic_pointer_cast<
-      ModelAPI_AttributeRefAttr>(theFeature->data()->attribute(theAttribute));
-  if(!anAttr.get()) {
-    return std::shared_ptr<GeomAPI_Pnt2d>();
-  }
-  aFeature = ModelAPI_Feature::feature(anAttr->object());
-
-  if (aFeature && aFeature->getKind() == SketchPlugin_Point::ID())
-    aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
-        aFeature->data()->attribute(SketchPlugin_Point::COORD_ID()));
-
-  else if (anAttr->attr()) {
-    aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(anAttr->attr());
+  std::shared_ptr<GeomDataAPI_Point2D> aPointAttr =
+    std::dynamic_pointer_cast<GeomDataAPI_Point2D>(theFeature->attribute(theAttribute));
+  if (!aPointAttr.get() || !aPointAttr->isInitialized()) {
+    aPointAttr = ModelGeomAlgo_Point2D::getPointOfRefAttr(
+               theFeature, theAttribute, SketchPlugin_Point::ID(), SketchPlugin_Point::COORD_ID());
   }
   if (aPointAttr.get() != NULL)
     return aPointAttr->pnt();
@@ -104,13 +123,13 @@ std::shared_ptr<GeomAPI_Pnt2d> getPoint(ModelAPI_Feature* theFeature,
 }
 
 //*************************************************************************************
-/// Find an attribute of the given object which corresponds to a vetrex 
+/// Find an attribute of the given object which corresponds to a vetrex
 /// defined by a shape
 /// \param theObject an object
 /// \param theShape a vertex
 /// \param thePlane a projection plane (sketcher plane)
-std::shared_ptr<GeomDataAPI_Point2D> findGeomPoint(ObjectPtr theObject, 
-                                    const TopoDS_Shape& theShape, 
+std::shared_ptr<GeomDataAPI_Point2D> findGeomPoint(ObjectPtr theObject,
+                                    const TopoDS_Shape& theShape,
                                     const std::shared_ptr<GeomAPI_Ax3>& thePlane)
 {
   std::shared_ptr<GeomDataAPI_Point2D> aGeomPoint;
@@ -125,12 +144,12 @@ std::shared_ptr<GeomDataAPI_Point2D> findGeomPoint(ObjectPtr theObject,
             new GeomAPI_Pnt(aShapePoint.X(), aShapePoint.Y(), aShapePoint.Z()));
 
         // find the given point in the feature attributes
-        std::list<AttributePtr> anObjectAttiributes = 
+        std::list<AttributePtr> anObjectAttiributes =
           anObjectFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
-        std::list<AttributePtr>::const_iterator anIt = anObjectAttiributes.begin(), 
+        std::list<AttributePtr>::const_iterator anIt = anObjectAttiributes.begin(),
                                                 aLast = anObjectAttiributes.end();
         for (; anIt != aLast && !aGeomPoint; anIt++) {
-          std::shared_ptr<GeomDataAPI_Point2D> anAttributePoint = 
+          std::shared_ptr<GeomDataAPI_Point2D> anAttributePoint =
             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
 
           std::shared_ptr<GeomAPI_Pnt> anAttributePnt = thePlane->to3D(anAttributePoint->x(),
@@ -189,6 +208,50 @@ std::shared_ptr<GeomDataAPI_Point2D> getFeaturePoint(DataPtr theData,
   return aPointAttr;
 }
 
+//*************************************************************************************
+std::list<ResultPtr> getFreePoints(const CompositeFeaturePtr& theSketch)
+{
+  std::list<ResultPtr> aFreePoints;
+  if (!theSketch)
+    return aFreePoints;
+
+  AttributeRefListPtr aFeatures = theSketch->reflist(SketchPlugin_Sketch::FEATURES_ID());
+  if (!aFeatures)
+    return aFreePoints;
+  std::list<ObjectPtr> anObjects = aFeatures->list();
+  for (std::list<ObjectPtr>::iterator anObjIt = anObjects.begin();
+       anObjIt != anObjects.end(); ++anObjIt) {
+    FeaturePtr aCurrent = ModelAPI_Feature::feature(*anObjIt);
+    if (aCurrent && aCurrent->getKind() == SketchPlugin_Point::ID()) {
+      // check point is not referred by any constraints: the feature and result of point
+      bool aIsFree = true;
+      for(int aKind = 0; aIsFree && aKind < 2; aKind++) { // 0 for feature, 1 for result
+        ObjectPtr aReferenced = aCurrent;
+        if (aKind == 1) {
+          if (!aCurrent->results().empty())
+            aReferenced = aCurrent->firstResult();
+          else
+            break;
+        }
+        const std::set<AttributePtr>& aRefs = aReferenced->data()->refsToMe();
+        std::set<AttributePtr>::iterator aRIt = aRefs.begin();
+        for (; aRIt != aRefs.end(); ++aRIt) {
+          FeaturePtr aRefFeat = ModelAPI_Feature::feature((*aRIt)->owner());
+          std::shared_ptr<SketchPlugin_Constraint> aRefConstr =
+              std::dynamic_pointer_cast<SketchPlugin_Constraint>(aRefFeat);
+          if (aRefConstr) {
+            aIsFree = false;
+            break;
+          }
+        }
+      }
+      if (aIsFree)
+        aFreePoints.push_back(aCurrent->lastResult());
+    }
+  }
+  return aFreePoints;
+}
+
 //*************************************************************************************
 FeaturePtr getFeatureLine(DataPtr theData,
                           const std::string& theAttribute)
@@ -197,7 +260,7 @@ FeaturePtr getFeatureLine(DataPtr theData,
   if (!theData.get() || !theData->isValid()) /// essential check as it is called in openGl thread)
     return aLine;
 
-  std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = 
+  std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr =
     std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theData->attribute(theAttribute));
   if (anAttr) {
     FeaturePtr aFeature = ModelAPI_Feature::feature(anAttr->object());
@@ -225,8 +288,20 @@ std::shared_ptr<GeomAPI_Pnt2d> getProjectionPoint(const FeaturePtr theLine,
   return aLin2d.project(thePoint);
 }
 
+static int MyPixelRatio = 1;
+
+void setPixelRatio(int theRatio)
+{
+  MyPixelRatio = theRatio;
+}
+
+int pixelRatio()
+{
+  return MyPixelRatio;
+}
 
 static double MyArrowSize = 20;
+
 double getArrowSize()
 {
   return MyArrowSize;
@@ -242,10 +317,15 @@ int getDefaultArrowSize()
   return 20;
 }
 
+int getConfigArrowSize()
+{
+  return Config_PropManager::integer("Visualization", "dimension_arrow_size");
+}
+
 static double MyTextHeight = 16;
 double getTextHeight()
 {
-  return MyTextHeight;
+  return MyTextHeight * MyPixelRatio;
 }
 
 void setTextHeight(double theHeight)
@@ -255,15 +335,23 @@ void setTextHeight(double theHeight)
 
 double getDefaultTextHeight()
 {
-  return 16;
+  return 16 * MyPixelRatio;
+}
+
+double getConfigTextHeight()
+{
+  return Config_PropManager::integer("Visualization", "dimension_value_size") * MyPixelRatio;
 }
 
 double getFlyoutDistance(const ModelAPI_Feature* theConstraint)
 {
   std::shared_ptr<GeomDataAPI_Point2D> aFlyoutPoint =
       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
-      const_cast<ModelAPI_Feature*>(theConstraint)->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
-
+      const_cast<ModelAPI_Feature*>(
+      theConstraint)->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
+  // for not initialized values return zero distance to avoid Presentation crash
+  if (!aFlyoutPoint->isInitialized())
+    return 0;
   return aFlyoutPoint->y();
 }
 
@@ -284,7 +372,7 @@ std::shared_ptr<GeomAPI_Pnt> getAnchorPoint(const ModelAPI_Feature* theConstrain
   } else if (aFeature->getKind() == SketchPlugin_Circle::ID()) { // circle
     aCenter = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
         aFeature->attribute(SketchPlugin_Circle::CENTER_ID()))->pnt();
-  } else 
+  } else
     return std::shared_ptr<GeomAPI_Pnt>();
 
   std::shared_ptr<GeomAPI_Pnt2d> anOrigin(new GeomAPI_Pnt2d(0.0, 0.0));
@@ -299,52 +387,10 @@ std::shared_ptr<GeomAPI_Pnt> getAnchorPoint(const ModelAPI_Feature* theConstrain
   return thePlane->to3D(aFlyoutPnt->x(), aFlyoutPnt->y());
 }
 
-void sendExpressionShownEvent(const bool& theState)
-{
-  static Events_ID anId = SketcherPrs_ParameterStyleMessage::eventId();
-  std::shared_ptr<SketcherPrs_ParameterStyleMessage> aMessage = std::shared_ptr
-    <SketcherPrs_ParameterStyleMessage>(new SketcherPrs_ParameterStyleMessage(anId, 0));
-  aMessage->setStyle(theState ? SketcherPrs_ParameterStyleMessage::ParameterText
-                              : SketcherPrs_ParameterStyleMessage::ParameterValue);
-  Events_Loop::loop()->send(aMessage);
-  Events_Loop::loop()->flush(anId);
-}
-
-Handle(Prs3d_DimensionAspect) createDimensionAspect()
-{
-  Handle(Prs3d_DimensionAspect) anAspect = new Prs3d_DimensionAspect();
-  anAspect->MakeArrows3d(false);
-  anAspect->MakeText3d(false);
-  anAspect->MakeTextShaded(false);
-  anAspect->MakeUnitsDisplayed(false);
-  anAspect->TextAspect()->SetHeight(SketcherPrs_Tools::getDefaultTextHeight());
-  anAspect->ArrowAspect()->SetLength(SketcherPrs_Tools::getArrowSize());
-
-  return anAspect;
-}
-
-void updateArrows(Handle(Prs3d_DimensionAspect) theDimAspect, double theDimValue, double theTextSize)
-{
-  double anArrowLength = theDimAspect->ArrowAspect()->Length();
-   // This is not realy correct way to get viewer scale.
-  double aViewerScale = (double) SketcherPrs_Tools::getDefaultArrowSize() / anArrowLength;
-
-  if(theTextSize > ((theDimValue - 3 * SketcherPrs_Tools::getArrowSize()) * aViewerScale)) {
-    theDimAspect->SetTextHorizontalPosition(Prs3d_DTHP_Left);
-    theDimAspect->SetArrowOrientation(Prs3d_DAO_External);
-    theDimAspect->SetExtensionSize((theTextSize / aViewerScale + SketcherPrs_Tools::getArrowSize()) / 2.0);
-  } else {
-    theDimAspect->SetTextHorizontalPosition(Prs3d_DTHP_Center);
-    theDimAspect->SetArrowOrientation(Prs3d_DAO_Internal);
-  }
-  theDimAspect->SetArrowTailSize(theDimAspect->ArrowAspect()->Length());
-  // The value of vertical aligment is sometimes changed
-  theDimAspect->TextAspect()->SetVerticalJustification(Graphic3d_VTA_CENTER);
-}
-
 void sendEmptyPresentationError(ModelAPI_Feature* theFeature, const std::string theError)
 {
-  Events_InfoMessage("SketcherPrs_Tools", "An empty AIS presentation: SketcherPrs_LengthDimension").send();
+  Events_InfoMessage("SketcherPrs_Tools",
+    "An empty AIS presentation: SketcherPrs_LengthDimension").send();
   static const Events_ID anEvent = Events_Loop::eventByName(EVENT_EMPTY_AIS_PRESENTATION);
   std::shared_ptr<ModelAPI_Object> aConstraintPtr(theFeature);
   ModelAPI_EventCreator::get()->sendUpdated(aConstraintPtr, anEvent);