+// 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 <SketcherPrs_Factory.h>
#include <ModelAPI_AttributeDouble.h>
#include <ModelAPI_Data.h>
+#include <ModelAPI_Result.h>
+
+#include <GeomDataAPI_Point2D.h>
+
+#include <GeomAPI_Dir2d.h>
+#include <GeomAPI_Lin2d.h>
+#include <GeomAPI_Pnt2d.h>
+#include <GeomAPI_XY.h>
+
+#include <Config_PropManager.h>
+
+#include <math.h>
+
+const double tolerance = 1e-7;
SketchPlugin_ConstraintLength::SketchPlugin_ConstraintLength()
{
+ myFlyoutUpdate = false;
}
void SketchPlugin_ConstraintLength::initAttributes()
{
- data()->addAttribute(CONSTRAINT_ATTR_VALUE, ModelAPI_AttributeDouble::type());
- data()->addAttribute(CONSTRAINT_ATTR_ENTITY_A, ModelAPI_AttributeRefAttr::type());
+ data()->addAttribute(SketchPlugin_Constraint::VALUE(), ModelAPI_AttributeDouble::typeId());
+ data()->addAttribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT(), GeomDataAPI_Point2D::typeId());
+ data()->addAttribute(SketchPlugin_Constraint::ENTITY_A(), ModelAPI_AttributeRefAttr::typeId());
}
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);
+ //}
+
+ // the value should to be computed here, not in the getAISObject in order to change the model value
+ // inside the object transaction. This is important for creating a constraint by preselection.
+ // The display of the presentation in this case happens after the transaction commit
+ AttributePtr aFlyOutAttribute = data()->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
+ if (!aFlyOutAttribute->isInitialized()) {
+ compute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
+ }
+ }
+}
+
+bool SketchPlugin_ConstraintLength::compute(const std::string& theAttributeId)
+{
+ if (theAttributeId != SketchPlugin_Constraint::FLYOUT_VALUE_PNT())
+ return false;
+
+ std::shared_ptr<GeomAPI_Pnt> aPoint1, aPoint2;
+ std::shared_ptr<GeomDataAPI_Point2D> aStartPoint, anEndPoint;
+ if (!getPoints(aPoint1, aPoint2, aStartPoint, anEndPoint))
+ return false;
+
+ std::shared_ptr<GeomDataAPI_Point2D> aFlyOutAttr = std::dynamic_pointer_cast<
+ GeomDataAPI_Point2D>(data()->attribute(theAttributeId));
+
+ std::shared_ptr<GeomAPI_Lin2d> aLine =
+ std::shared_ptr<GeomAPI_Lin2d>(new GeomAPI_Lin2d(aStartPoint->pnt(), anEndPoint->pnt()));
+ if (fabs(aFlyOutAttr->x()) < tolerance && fabs(aFlyOutAttr->y()) < tolerance) {
+ double aDist = aPoint1->distance(aPoint2)/5.;
+ std::shared_ptr<GeomAPI_Pnt2d> aFPnt = aLine->shiftedLocation(aDist);
+ aFlyOutAttr->setValue(aFPnt);
+ }
+
+ return true;
}
-const boost::shared_ptr<GeomAPI_Shape>& SketchPlugin_ConstraintLength::preview()
+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)
{
- /// \todo Preview for distance constraint
- return getPreview();
+ 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;
}
+AISObjectPtr SketchPlugin_ConstraintLength::getAISObject(AISObjectPtr thePrevious)
+{
+ if (!sketch())
+ return thePrevious;
+
+ AISObjectPtr anAIS = thePrevious;
+ if (!anAIS) {
+ anAIS = SketcherPrs_Factory::lengthDimensionConstraint(this, sketch()->coordinatePlane());
+ }
+ return anAIS;
+}
+
+void SketchPlugin_ConstraintLength::move(double theDeltaX, double theDeltaY)
+{
+ std::shared_ptr<ModelAPI_Data> aData = data();
+ if (!aData->isValid())
+ return;
+
+ AttributeRefAttrPtr aLineAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ attribute(SketchPlugin_Constraint::ENTITY_A()));
+ if (!aLineAttr || !aLineAttr->isObject())
+ return;
+ FeaturePtr aLine = ModelAPI_Feature::feature(aLineAttr->object());
+ if (!aLine || aLine->getKind() != SketchPlugin_Line::ID())
+ return;
+
+ // Recalculate a shift of flyout point in terms of local coordinates
+ std::shared_ptr<GeomAPI_XY> aDir(new GeomAPI_XY(theDeltaX, theDeltaY));
+ std::shared_ptr<GeomAPI_XY> aStartPnt = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ aLine->attribute(SketchPlugin_Line::START_ID()))->pnt()->xy();
+ std::shared_ptr<GeomAPI_XY> aEndPnt = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ aLine->attribute(SketchPlugin_Line::END_ID()))->pnt()->xy();
+ std::shared_ptr<GeomAPI_Dir2d> aLineDir(new GeomAPI_Dir2d(aEndPnt->decreased(aStartPnt)));
+ double dX = aDir->dot(aLineDir->xy());
+ double dY = -aDir->cross(aLineDir->xy());
+
+ myFlyoutUpdate = true;
+ std::shared_ptr<GeomDataAPI_Point2D> aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
+ aPoint->setValue(aPoint->x() + dX, aPoint->y() + dY);
+ myFlyoutUpdate = false;
+}
+
+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>(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);
+ }
+ }
+ } else if (theID == SketchPlugin_Constraint::FLYOUT_VALUE_PNT() && !myFlyoutUpdate) {
+ myFlyoutUpdate = true;
+ // Recalculate flyout point in local coordinates of the line:
+ // the X coordinate is a length of projection of the flyout point on the line
+ // the Y coordinate is a distance from the point to the line
+ std::shared_ptr<GeomDataAPI_Point2D> aFlyoutAttr =
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
+ AttributeRefAttrPtr aLineAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
+ attribute(SketchPlugin_Constraint::ENTITY_A()));
+ if (!aLineAttr || !aLineAttr->isObject())
+ return;
+ FeaturePtr aLine = ModelAPI_Feature::feature(aLineAttr->object());
+ if (!aLine || aLine->getKind() != SketchPlugin_Line::ID())
+ return;
+
+ std::shared_ptr<GeomAPI_Pnt2d> aFlyoutPnt = aFlyoutAttr->pnt();
+ std::shared_ptr<GeomAPI_XY> aStartPnt = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ aLine->attribute(SketchPlugin_Line::START_ID()))->pnt()->xy();
+ std::shared_ptr<GeomAPI_XY> aEndPnt = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ aLine->attribute(SketchPlugin_Line::END_ID()))->pnt()->xy();
+
+ std::shared_ptr<GeomAPI_Dir2d> aLineDir(new GeomAPI_Dir2d(aEndPnt->decreased(aStartPnt)));
+ std::shared_ptr<GeomAPI_XY> aFlyoutDir = aFlyoutPnt->xy()->decreased(aStartPnt);
+ double X = aFlyoutDir->dot(aLineDir->xy());
+ double Y = -aFlyoutDir->cross(aLineDir->xy());
+ aFlyoutAttr->setValue(X, Y);
+ myFlyoutUpdate = false;
+ }
+}
+
+bool SketchPlugin_ConstraintLength::customisePresentation(ResultPtr theResult,
+ AISObjectPtr thePrs,
+ std::shared_ptr<GeomAPI_ICustomPrs> theDefaultPrs)
+{
+ bool isCustomized = false;
+ std::vector<int> aRGB = Config_PropManager::color("Visualization", "sketch_dimension_color",
+ SKETCH_DIMENSION_COLOR);
+ isCustomized = thePrs->setColor(aRGB[0], aRGB[1], aRGB[2]);
+
+ return isCustomized;
+}