#include <ModelAPI_ResultConstruction.h>
#include <ModelAPI_AttributeRefAttr.h>
#include <ModelAPI_AttributeDouble.h>
+#include <ModelAPI_Events.h>
+
+#include <Events_Error.h>
#include <GeomDataAPI_Point2D.h>
#include <GeomAPI_Lin2d.h>
#include <TopoDS_Shape.hxx>
#include <TopoDS_Vertex.hxx>
+#include <Prs3d_DimensionAspect.hxx>
+
#include <BRep_Tool.hxx>
#include <Precision.hxx>
// it is not possible to use 0x2211 as summ symbol because it is not supported by
// debian Linux platform
static const Standard_ExtCharacter MyEmptySymbol(' ');
-static const Standard_ExtCharacter MySigmaSymbol(0x03A3);
+static const Standard_ExtCharacter MySigmaSymbol('=');//0x03A3); // using equal instead of sigma
namespace SketcherPrs_Tools {
AttributePtr getAttribute(ModelAPI_Feature* theFeature, const std::string& theAttrName)
{
- std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
- std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = aData->refattr(theAttrName);
- return !anAttr->isObject() ? anAttr->attr() : AttributePtr();
+ AttributePtr anAttribute;
+ if (theFeature) {
+ std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
+ if (aData.get() && aData->isValid()) { /// essential check as it is called in openGl thread
+ std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = aData->refattr(theAttrName);
+ if (!anAttr->isObject())
+ anAttribute = anAttr->attr();
+ }
+ }
+ return anAttribute;
}
ObjectPtr getResult(ModelAPI_Feature* theFeature, const std::string& theAttrName)
{
- std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
- std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = aData->refattr(theAttrName);
- return anAttr->object();
+ ObjectPtr anObject;
+ if (theFeature) {
+ std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
+ if (aData.get() && aData->isValid()) { /// essential check as it is called in openGl thread
+ std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = aData->refattr(theAttrName);
+ if (anAttr.get())
+ anObject = anAttr->object();
+ }
+ }
+ return anObject;
}
std::shared_ptr<GeomAPI_Shape> getShape(ObjectPtr theObject)
{
ResultConstructionPtr aRes = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(theObject);
- if (aRes.get() != NULL) {
+ 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>();
{
std::shared_ptr<GeomDataAPI_Point2D> aPointAttr;
- if (!theFeature->data())
+ /// 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<GeomDataAPI_Point2D> aPointAttr;
- if (!theData)
+ if (!theData.get() || !theData->isValid()) /// essential check as it is called in openGl thread
return aPointAttr;
FeaturePtr aFeature;
const std::string& theAttribute)
{
FeaturePtr aLine;
- if (!theData)
+ if (!theData.get() || !theData->isValid()) /// essential check as it is called in openGl thread)
return aLine;
std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr =
const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
{
DataPtr aData = theLine->data();
+ if (!aData.get() || !aData->isValid())
+ return std::shared_ptr<GeomAPI_Pnt2d>();
+
std::shared_ptr<GeomDataAPI_Point2D> aPoint1 = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
aData->attribute(SketchPlugin_Line::START_ID()));
std::shared_ptr<GeomDataAPI_Point2D> aPoint2 = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
}
}
+void setDisplayParameter(AIS_Dimension* theDimension, const std::string& theParameter,
+ const bool& theToDisplay)
+{
+ if (theToDisplay) {
+ theDimension->DimensionAspect()->MakeUnitsDisplayed(true);
+ theDimension->SetDisplayUnits(TCollection_AsciiString(theParameter.c_str()));
+ theDimension->DimensionAspect()->SetValueStringFormat("");
+ }
+ else {
+ theDimension->DimensionAspect()->MakeUnitsDisplayed(false);
+ theDimension->SetDisplayUnits(TCollection_AsciiString()); // THE_UNDEFINED_UNITS in AIS_Dimension
+ theDimension->DimensionAspect()->SetValueStringFormat("%g");
+ }
+}
+
+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_Error::throwException("An empty AIS presentation: SketcherPrs_LengthDimension");
+ 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);
+}
};