-// Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
-
-// File: SketchPlugin_ConstraintAngle.cpp
-// Created: 19 August 2015
-// Author: Artem ZHIDKOV
+// Copyright (C) 2014-2017 CEA/DEN, EDF R&D
+//
+// 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<mailto:webmaster.salome@opencascade.com>
+//
#include "SketchPlugin_ConstraintAngle.h"
#include <SketchPlugin_Line.h>
+#include <SketcherPrs_Tools.h>
#include <ModelAPI_AttributeDouble.h>
+#include <ModelAPI_AttributeInteger.h>
+#include <ModelAPI_Session.h>
+#include <ModelAPI_Validator.h>
+
#include <GeomDataAPI_Point2D.h>
+#include <GeomAPI_Angle2d.h>
#include <GeomAPI_Dir2d.h>
#include <GeomAPI_Lin2d.h>
#include <GeomAPI_Pnt2d.h>
#include <SketcherPrs_Factory.h>
#include <SketcherPrs_Tools.h>
+#include <math.h>
+
const double tolerance = 1.e-7;
#define PI 3.1415926535897932
+/// \brief Calculate intersection point of two lines
+static std::shared_ptr<GeomAPI_Pnt2d> intersect(FeaturePtr theLine1, FeaturePtr theLine2);
+
SketchPlugin_ConstraintAngle::SketchPlugin_ConstraintAngle()
{
+ myFlyoutUpdate = false;
}
void SketchPlugin_ConstraintAngle::initAttributes()
data()->addAttribute(SketchPlugin_Constraint::VALUE(), ModelAPI_AttributeDouble::typeId());
data()->addAttribute(SketchPlugin_Constraint::ENTITY_A(), ModelAPI_AttributeRefAttr::typeId());
data()->addAttribute(SketchPlugin_Constraint::ENTITY_B(), ModelAPI_AttributeRefAttr::typeId());
+ data()->addAttribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT(), GeomDataAPI_Point2D::typeId());
+
+ data()->addAttribute(SketchPlugin_ConstraintAngle::ANGLE_VALUE_ID(),
+ ModelAPI_AttributeDouble::typeId());
+ data()->addAttribute(SketchPlugin_ConstraintAngle::TYPE_ID(),
+ ModelAPI_AttributeInteger::typeId());
+
+ data()->addAttribute(SketchPlugin_ConstraintAngle::ANGLE_REVERSED_FIRST_LINE_ID(),
+ ModelAPI_AttributeBoolean::typeId());
+ data()->addAttribute(SketchPlugin_ConstraintAngle::ANGLE_REVERSED_SECOND_LINE_ID(),
+ ModelAPI_AttributeBoolean::typeId());
+
+ data()->addAttribute(SketchPlugin_ConstraintAngle::LOCATION_TYPE_ID(),
+ ModelAPI_AttributeInteger::typeId());
+ ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), LOCATION_TYPE_ID());
+}
+
+void SketchPlugin_ConstraintAngle::colorConfigInfo(std::string& theSection, std::string& theName,
+ std::string& theDefault)
+{
+ theSection = "Visualization";
+ theName = "sketch_dimension_color";
+ theDefault = SKETCH_DIMENSION_COLOR;
}
void SketchPlugin_ConstraintAngle::execute()
{
std::shared_ptr<ModelAPI_Data> aData = data();
- AttributeDoublePtr anAttrValue = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
- aData->attribute(SketchPlugin_Constraint::VALUE()));
- if(anAttrValue->isInitialized())
+ std::shared_ptr<ModelAPI_AttributeRefAttr> anAttrA =
+ aData->refattr(SketchPlugin_Constraint::ENTITY_A());
+ std::shared_ptr<ModelAPI_AttributeRefAttr> anAttrB =
+ aData->refattr(SketchPlugin_Constraint::ENTITY_B());
+ if (!anAttrA->isInitialized() || !anAttrB->isInitialized())
return;
- double anAngle = calculateAngle();
- anAttrValue->setValue(anAngle);
+ AttributeDoublePtr anAttrValue = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
+ aData->attribute(SketchPlugin_ConstraintAngle::ANGLE_VALUE_ID()));
+
+ if (!anAttrValue->isInitialized()) {
+ double anAngle = calculateAngle();
+ anAttrValue->setValue(anAngle);
+ updateConstraintValueByAngleValue();
+ }
+ // 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
+ std::shared_ptr<GeomDataAPI_Point2D> aFlyOutAttr = std::dynamic_pointer_cast<
+ GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
+ if(!aFlyOutAttr->isInitialized())
+ compute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
}
AISObjectPtr SketchPlugin_ConstraintAngle::getAISObject(AISObjectPtr thePrevious)
if (!sketch())
return thePrevious;
- AISObjectPtr anAIS = thePrevious;
- if (!anAIS) {
- anAIS = SketcherPrs_Factory::angleConstraint(this, sketch()->coordinatePlane());
- }
+ AISObjectPtr anAIS = SketcherPrs_Factory::angleConstraint(this, sketch()->coordinatePlane(),
+ thePrevious);
return anAIS;
}
void SketchPlugin_ConstraintAngle::attributeChanged(const std::string& theID)
{
- if (theID == SketchPlugin_Constraint::ENTITY_A() ||
- theID == SketchPlugin_Constraint::ENTITY_B()) {
- std::shared_ptr<ModelAPI_Data> aData = data();
- if (!aData)
- return;
+ std::shared_ptr<ModelAPI_Data> aData = data();
+ if (!aData)
+ return;
FeaturePtr aLineA = SketcherPrs_Tools::getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_A());
FeaturePtr aLineB = SketcherPrs_Tools::getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_B());
- if (!aLineA || !aLineB)
+ if (!aLineA || !aLineB)
+ return;
+
+ if (theID == SketchPlugin_Constraint::ENTITY_A() ||
+ theID == SketchPlugin_Constraint::ENTITY_B()) {
+ AttributeDoublePtr aValueAttr = real(SketchPlugin_ConstraintAngle::ANGLE_VALUE_ID());
+ AttributeDoublePtr aConstrValueAttr = real(SketchPlugin_Constraint::VALUE());
+ // only if one of attributes is not initialized, try to compute the current value
+ if (!aValueAttr->isInitialized() || !aConstrValueAttr->isInitialized()) {
+ if (aValueAttr->isInitialized() && !aConstrValueAttr->isInitialized())
+ // initialize base value of constraint
+ updateConstraintValueByAngleValue();
+ double anAngle = calculateAngle();
+ aValueAttr->setValue(anAngle);
+ updateConstraintValueByAngleValue();
+ }
+ } else if (theID == SketchPlugin_Constraint::FLYOUT_VALUE_PNT() && !myFlyoutUpdate) {
+ // Recalculate flyout point in local coordinates
+ // coordinates are calculated according to the center of shapes intersection
+ std::shared_ptr<GeomDataAPI_Point2D> aFlyoutAttr =
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
+
+ std::shared_ptr<ModelAPI_Data> aData = data();
+ std::shared_ptr<GeomAPI_Ax3> aPlane = SketchPlugin_Sketch::plane(sketch());
+ FeaturePtr aLineA =
+ SketcherPrs_Tools::getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_A());
+ FeaturePtr aLineB =
+ SketcherPrs_Tools::getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_B());
+
+ // Intersection of lines
+ std::shared_ptr<GeomAPI_Pnt2d> anInter = intersect(aLineA, aLineB);
+ if (!anInter)
return;
+ myFlyoutUpdate = true;
+ std::shared_ptr<GeomAPI_XY> aFlyoutDir = aFlyoutAttr->pnt()->xy()->decreased(anInter->xy());
+ if (aFlyoutDir->dot(aFlyoutDir) < tolerance * tolerance)
+ aFlyoutAttr->setValue(aFlyoutAttr->x() + tolerance, aFlyoutAttr->y());
+ myFlyoutUpdate = false;
+ }
+ else if (theID == SketchPlugin_ConstraintAngle::TYPE_ID()) {
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
- double anAngle = calculateAngle();
+ ModelAPI_AttributeDouble>(data()->attribute(SketchPlugin_ConstraintAngle::ANGLE_VALUE_ID()));
+ double anAngle = calculateAngle();
+ if (aValueAttr->text().empty())
+ aValueAttr->setValue(anAngle);
+ else {
+ aValueAttr = std::dynamic_pointer_cast<
+ ModelAPI_AttributeDouble>(data()->attribute(SketchPlugin_ConstraintAngle::VALUE()));
aValueAttr->setValue(anAngle);
}
}
+ else if (theID == SketchPlugin_ConstraintAngle::ANGLE_VALUE_ID()) {
+ updateConstraintValueByAngleValue();
+ }
}
double SketchPlugin_ConstraintAngle::calculateAngle()
{
- double anAngle = 0.0;
+ std::shared_ptr<ModelAPI_Data> aData = data();
+ std::shared_ptr<GeomAPI_Ax3> aPlane = SketchPlugin_Sketch::plane(sketch());
+ FeaturePtr aLineA = SketcherPrs_Tools::getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_A());
+ FeaturePtr aLineB = SketcherPrs_Tools::getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_B());
+
+ std::shared_ptr<GeomDataAPI_Point2D> aStartA = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ aLineA->attribute(SketchPlugin_Line::START_ID()));
+ std::shared_ptr<GeomDataAPI_Point2D> aEndA = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ aLineA->attribute(SketchPlugin_Line::END_ID()));
+ std::shared_ptr<GeomDataAPI_Point2D> aStartB = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ aLineB->attribute(SketchPlugin_Line::START_ID()));
+ std::shared_ptr<GeomDataAPI_Point2D> aEndB = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ aLineB->attribute(SketchPlugin_Line::END_ID()));
+
+ std::shared_ptr<GeomAPI_Angle2d> anAng;
+ if (!attribute(ANGLE_REVERSED_FIRST_LINE_ID())->isInitialized() ||
+ !attribute(ANGLE_REVERSED_SECOND_LINE_ID())->isInitialized())
+ anAng = std::shared_ptr<GeomAPI_Angle2d>(new GeomAPI_Angle2d(
+ aStartA->pnt(), aEndA->pnt(), aStartB->pnt(), aEndB->pnt()));
+ else {
+ std::shared_ptr<GeomAPI_Lin2d> aLine1(new GeomAPI_Lin2d(aStartA->pnt(), aEndA->pnt()));
+ bool isReversed1 = boolean(ANGLE_REVERSED_FIRST_LINE_ID())->value();
+ std::shared_ptr<GeomAPI_Lin2d> aLine2(new GeomAPI_Lin2d(aStartB->pnt(), aEndB->pnt()));
+ bool isReversed2 = boolean(ANGLE_REVERSED_SECOND_LINE_ID())->value();
+ anAng = std::shared_ptr<GeomAPI_Angle2d>(
+ new GeomAPI_Angle2d(aLine1, isReversed1, aLine2, isReversed2));
+ }
+ double anAngle = anAng->angleDegree();
+ std::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = std::dynamic_pointer_cast<
+ ModelAPI_AttributeDouble>(data()->attribute(VALUE()));
+ std::shared_ptr<ModelAPI_AttributeDouble> anAngleValueAttr = std::dynamic_pointer_cast<
+ ModelAPI_AttributeDouble>(data()->attribute(ANGLE_VALUE_ID()));
+ if (!aValueAttr->isInitialized())
+ aValueAttr->setValue(anAngle);
+ /// an angle value should be corrected by the current angle type
+ anAngle = getAngleForType(anAngleValueAttr->text().empty() ?
+ anAngle : anAngleValueAttr->value());
+ boolean(ANGLE_REVERSED_FIRST_LINE_ID())->setValue(anAng->isReversed(0));
+ boolean(ANGLE_REVERSED_SECOND_LINE_ID())->setValue(anAng->isReversed(1));
+ return anAngle;
+}
+
+double SketchPlugin_ConstraintAngle::getAngleForType(double theAngle, bool isPreviousValueObtuse)
+{
+ double anAngle = theAngle;
std::shared_ptr<ModelAPI_Data> aData = data();
+ std::shared_ptr<ModelAPI_AttributeInteger> aTypeAttr = std::dynamic_pointer_cast<
+ ModelAPI_AttributeInteger>(aData->attribute(SketchPlugin_ConstraintAngle::TYPE_ID()));
+ SketcherPrs_Tools::AngleType anAngleType = (SketcherPrs_Tools::AngleType)(aTypeAttr->value());
+ switch (anAngleType) {
+ case SketcherPrs_Tools::ANGLE_DIRECT:
+ anAngle = theAngle;
+ break;
+ case SketcherPrs_Tools::ANGLE_COMPLEMENTARY: {
+ if (theAngle > 180 || isPreviousValueObtuse)
+ anAngle = theAngle - 180.0;
+ else
+ anAngle = 180.0 - theAngle;
+
+ if (anAngle < 0.0)
+ anAngle += 360.0;
+ }
+ break;
+ case SketcherPrs_Tools::ANGLE_BACKWARD:
+ anAngle = 360.0 - theAngle;
+ break;
+ default:
+ break;
+ }
+ return anAngle;
+}
+
+void SketchPlugin_ConstraintAngle::updateConstraintValueByAngleValue()
+{
+ std::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = std::dynamic_pointer_cast<
+ ModelAPI_AttributeDouble>(data()->attribute(SketchPlugin_ConstraintAngle::ANGLE_VALUE_ID()));
+ double anAngle = aValueAttr->value();
+
+ /// an angle value should be corrected by the current angle type
+ aValueAttr = std::dynamic_pointer_cast<
+ ModelAPI_AttributeDouble>(data()->attribute(SketchPlugin_Constraint::VALUE()));
+ if (!aValueAttr->isInitialized())
+ calculateAngle();
+ anAngle = getAngleForType(anAngle, aValueAttr->value() > 180.0);
+ aValueAttr->setValue(anAngle);
+}
+
+bool SketchPlugin_ConstraintAngle::compute(const std::string& theAttributeId)
+{
+ if (theAttributeId != SketchPlugin_Constraint::FLYOUT_VALUE_PNT())
+ return false;
+ if (!sketch())
+ return false;
+
+ std::shared_ptr<GeomDataAPI_Point2D> aFlyOutAttr = std::dynamic_pointer_cast<
+ GeomDataAPI_Point2D>(attribute(theAttributeId));
+ if (aFlyOutAttr->isInitialized() &&
+ (fabs(aFlyOutAttr->x()) >= tolerance || fabs(aFlyOutAttr->y()) >= tolerance))
+ return false;
+
+ DataPtr aData = data();
std::shared_ptr<GeomAPI_Ax3> aPlane = SketchPlugin_Sketch::plane(sketch());
FeaturePtr aLineA = SketcherPrs_Tools::getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_A());
FeaturePtr aLineB = SketcherPrs_Tools::getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_B());
+ if ((aLineA.get() == NULL) || (aLineB.get() == NULL))
+ return false;
+
// Start and end points of lines
std::shared_ptr<GeomDataAPI_Point2D> aPointA1 = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
aLineA->attribute(SketchPlugin_Line::START_ID()));
std::shared_ptr<GeomDataAPI_Point2D> aPointA2 = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
aLineA->attribute(SketchPlugin_Line::END_ID()));
+ std::shared_ptr<GeomAPI_Pnt2d> aStartA = aPointA1->pnt();
+ std::shared_ptr<GeomAPI_Pnt2d> aEndA = aPointA2->pnt();
+ if (aStartA->distance(aEndA) < tolerance)
+ return false;
+
+ myFlyoutUpdate = true;
+ double aX = (aStartA->x() + aEndA->x()) / 2.;
+ double aY = (aStartA->y() + aEndA->y()) / 2.;
+
+ aFlyOutAttr->setValue(aX, aY);
+ myFlyoutUpdate = false;
+
+ return true;
+}
+
+
+// =============== Auxiliary functions ==================================
+std::shared_ptr<GeomAPI_Pnt2d> intersect(FeaturePtr theLine1, FeaturePtr theLine2)
+{
+ // Start and end points of lines
+ std::shared_ptr<GeomDataAPI_Point2D> aPointA1 = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ theLine1->attribute(SketchPlugin_Line::START_ID()));
+ std::shared_ptr<GeomDataAPI_Point2D> aPointA2 = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ theLine1->attribute(SketchPlugin_Line::END_ID()));
+
std::shared_ptr<GeomDataAPI_Point2D> aPointB1 = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
- aLineB->attribute(SketchPlugin_Line::START_ID()));
+ theLine2->attribute(SketchPlugin_Line::START_ID()));
std::shared_ptr<GeomDataAPI_Point2D> aPointB2 = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
- aLineB->attribute(SketchPlugin_Line::END_ID()));
+ theLine2->attribute(SketchPlugin_Line::END_ID()));
std::shared_ptr<GeomAPI_Pnt2d> aStartA = aPointA1->pnt();
std::shared_ptr<GeomAPI_Pnt2d> aEndA = aPointA2->pnt();
std::shared_ptr<GeomAPI_Pnt2d> aStartB = aPointB1->pnt();
std::shared_ptr<GeomAPI_Pnt2d> aEndB = aPointB2->pnt();
if (aStartA->distance(aEndA) < tolerance || aStartB->distance(aEndB) < tolerance)
- return anAngle;
+ std::shared_ptr<GeomAPI_Pnt2d>();
// Lines and their intersection point
std::shared_ptr<GeomAPI_Lin2d> aLA(new GeomAPI_Lin2d(aStartA, aEndA));
std::shared_ptr<GeomAPI_Lin2d> aLB(new GeomAPI_Lin2d(aStartB, aEndB));
- std::shared_ptr<GeomAPI_Pnt2d> anInter = aLA->intersect(aLB);
- if (!anInter)
- return anAngle;
-
- // Directions of lines
- if (anInter->distance(aEndA) < tolerance)
- aEndA = aStartA;
- if (anInter->distance(aEndB) < tolerance)
- aEndB = aStartB;
- std::shared_ptr<GeomAPI_Dir2d> aDirA(new GeomAPI_Dir2d(aEndA->xy()->decreased(anInter->xy())));
- std::shared_ptr<GeomAPI_Dir2d> aDirB(new GeomAPI_Dir2d(aEndB->xy()->decreased(anInter->xy())));
-
- anAngle = aDirA->angle(aDirB) * 180.0 / PI;
- return anAngle;
+ return aLA->intersect(aLB);
}