X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FSketchPlugin%2FSketchPlugin_ConstraintDistance.cpp;h=3891a2c6cc5eed9a0a013533322e3f5280036d11;hb=61cd0845b41710ad4e7eae07cc6106904be67b9f;hp=031a3b98b7a08107a74fc85e088c80a403430f11;hpb=c441722ea3b03a2800fec9967980727db7d93251;p=modules%2Fshaper.git diff --git a/src/SketchPlugin/SketchPlugin_ConstraintDistance.cpp b/src/SketchPlugin/SketchPlugin_ConstraintDistance.cpp index 031a3b98b..3891a2c6c 100644 --- a/src/SketchPlugin/SketchPlugin_ConstraintDistance.cpp +++ b/src/SketchPlugin/SketchPlugin_ConstraintDistance.cpp @@ -1,3 +1,5 @@ +// Copyright (C) 2014-20xx CEA/DEN, EDF R&D --> + // File: SketchPlugin_ConstraintDistance.cpp // Created: 23 May 2014 // Author: Artem ZHIDKOV @@ -7,8 +9,13 @@ #include #include +#include +#include + +#include #include #include +#include #include #include @@ -16,122 +23,120 @@ #include +#include + +const double tolerance = 1e-7; + + SketchPlugin_ConstraintDistance::SketchPlugin_ConstraintDistance() { + myFlyoutUpdate = false; } //************************************************************************************* void SketchPlugin_ConstraintDistance::initAttributes() { - 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()); - data()->addAttribute(SketchPlugin_Constraint::ENTITY_B(), 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()); + data()->addAttribute(SketchPlugin_Constraint::ENTITY_B(), ModelAPI_AttributeRefAttr::typeId()); } //************************************************************************************* void SketchPlugin_ConstraintDistance::execute() { - boost::shared_ptr aData = data(); - AttributeDoublePtr anAttrValue = boost::dynamic_pointer_cast( + std::shared_ptr aData = data(); + AttributeDoublePtr anAttrValue = std::dynamic_pointer_cast( aData->attribute(SketchPlugin_Constraint::VALUE())); if(anAttrValue->isInitialized()) return; - boost::shared_ptr aPointA = - getFeaturePoint(aData, SketchPlugin_Constraint::ENTITY_A()); - boost::shared_ptr aPointB = - getFeaturePoint(aData, SketchPlugin_Constraint::ENTITY_B()); - double aDistance = -1.; - if (aPointA && aPointB) { // both points - aDistance = aPointA->pnt()->distance(aPointB->pnt()); - } else { - if (!aPointA && aPointB) { //Line and point - boost::shared_ptr aLine = - getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_A()); - if (aLine) { - aDistance = aLine->distanceToPoint(aPointB->pnt()); - } - } else if (aPointA && !aPointB) { // Point and line - boost::shared_ptr aLine = - getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_B()); - if (aLine) { - aDistance = aLine->distanceToPoint(aPointA->pnt()); - } - } - } + double aDistance = calculateCurrentDistance(); if(aDistance >= 0) { anAttrValue->setValue(aDistance); } + + // 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 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_ConstraintDistance::getAISObject(AISObjectPtr thePrevious) +bool SketchPlugin_ConstraintDistance::compute(const std::string& theAttributeId) { + if (theAttributeId != SketchPlugin_Constraint::FLYOUT_VALUE_PNT()) + return false; + if (!sketch()) - return thePrevious; + return false; - boost::shared_ptr aPlane = sketch()->plane(); + std::shared_ptr aFlyOutAttr = std::dynamic_pointer_cast< + GeomDataAPI_Point2D>(attribute(theAttributeId)); + if (fabs(aFlyOutAttr->x()) >= tolerance || fabs(aFlyOutAttr->y()) >= tolerance) + return false; DataPtr aData = data(); - boost::shared_ptr aPoint_A = getFeaturePoint( + std::shared_ptr aPoint_A = SketcherPrs_Tools::getFeaturePoint( aData, SketchPlugin_Constraint::ENTITY_A()); - boost::shared_ptr aPoint_B = getFeaturePoint( + std::shared_ptr aPoint_B = SketcherPrs_Tools::getFeaturePoint( aData, SketchPlugin_Constraint::ENTITY_B()); - boost::shared_ptr aPnt_A; - boost::shared_ptr aPnt_B; + std::shared_ptr aPnt_A; + std::shared_ptr aPnt_B; if (aPoint_A && aPoint_B) { aPnt_A = aPoint_A->pnt(); aPnt_B = aPoint_B->pnt(); } else if (!aPoint_A && aPoint_B) { - boost::shared_ptr aLine = getFeatureLine( + FeaturePtr aLine = SketcherPrs_Tools::getFeatureLine( aData, SketchPlugin_Constraint::ENTITY_A()); if (aLine) { aPnt_B = aPoint_B->pnt(); - aPnt_A = getProjectionPoint(aLine, aPnt_B); + aPnt_A = SketcherPrs_Tools::getProjectionPoint(aLine, aPnt_B); } } else if (aPoint_A && !aPoint_B) { - boost::shared_ptr aLine = getFeatureLine( + FeaturePtr aLine = SketcherPrs_Tools::getFeatureLine( aData, SketchPlugin_Constraint::ENTITY_B()); if (aLine) { aPnt_A = aPoint_A->pnt(); - aPnt_B = getProjectionPoint(aLine, aPnt_A); + aPnt_B = SketcherPrs_Tools::getProjectionPoint(aLine, aPnt_A); } } if (!aPnt_A || !aPnt_B) - return AISObjectPtr(); + return false; - boost::shared_ptr aFlyOutAttr = boost::dynamic_pointer_cast< - GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT())); + std::shared_ptr aPoint1 = sketch()->to3D(aPnt_A->x(), aPnt_A->y()); + std::shared_ptr aPoint2 = sketch()->to3D(aPnt_B->x(), aPnt_B->y()); + // it is not possible to create lin2d on the points with equal position + if (aPoint1->distance(aPoint2) < tolerance) + return false; - boost::shared_ptr aPoint1 = sketch()->to3D(aPnt_A->x(), aPnt_A->y()); - boost::shared_ptr aPoint2 = sketch()->to3D(aPnt_B->x(), aPnt_B->y()); - boost::shared_ptr aFlyoutPnt = boost::shared_ptr(); - if(aFlyOutAttr->isInitialized()) { - aFlyoutPnt = sketch()->to3D(aFlyOutAttr->x(), aFlyOutAttr->y()); - } else { - boost::shared_ptr aLine = boost::shared_ptr(new GeomAPI_Lin2d(aPnt_A, aPnt_B)); - double aDist = aPoint1->distance(aPoint2)/5.; - boost::shared_ptr aFPnt = aLine->shiftedLocation(aDist); - aFlyOutAttr->setValue(aFPnt); - aFlyoutPnt = sketch()->to3D(aFPnt->x(), aFPnt->y()); - } - // value calculation - boost::shared_ptr aValueAttr = boost::dynamic_pointer_cast< - ModelAPI_AttributeDouble>(aData->attribute(SketchPlugin_Constraint::VALUE())); - double aValue = aValueAttr->value(); + std::shared_ptr aLine = std::shared_ptr(new GeomAPI_Lin2d(aPnt_A, aPnt_B)); + double aDist = aPoint1->distance(aPoint2)/5.; + std::shared_ptr aFPnt = aLine->shiftedLocation(aDist); + aFlyOutAttr->setValue(aFPnt); + + return true; +} + +//************************************************************************************* +AISObjectPtr SketchPlugin_ConstraintDistance::getAISObject(AISObjectPtr thePrevious) +{ + if (!sketch()) + return thePrevious; AISObjectPtr anAIS = thePrevious; - if (!anAIS) - anAIS = AISObjectPtr(new GeomAPI_AISObject); - anAIS->createDistance(aPoint1, aPoint2, aFlyoutPnt, aPlane, aValue); + if (!anAIS) { + anAIS = SketcherPrs_Factory::lengthDimensionConstraint(this, sketch()->coordinatePlane()); + } // Set color from preferences - std::vector aRGB = Config_PropManager::color("Visualization", "distance_color", - DISTANCE_COLOR); + std::vector aRGB = Config_PropManager::color("Visualization", "sketch_dimension_color", + SKETCH_DIMENSION_COLOR); anAIS->setColor(aRGB[0], aRGB[1], aRGB[2]); return anAIS; } @@ -139,72 +144,144 @@ AISObjectPtr SketchPlugin_ConstraintDistance::getAISObject(AISObjectPtr thePrevi //************************************************************************************* void SketchPlugin_ConstraintDistance::move(double theDeltaX, double theDeltaY) { - boost::shared_ptr aData = data(); + std::shared_ptr aData = data(); if (!aData->isValid()) return; - boost::shared_ptr aPoint = boost::dynamic_pointer_cast( + // Recalculate a shift of flyout point in terms of local coordinates + std::shared_ptr aDir(new GeomAPI_XY(theDeltaX, theDeltaY)); + std::shared_ptr aPointA = SketcherPrs_Tools::getFeaturePoint( + data(), SketchPlugin_Constraint::ENTITY_A()); + std::shared_ptr aPointB = SketcherPrs_Tools::getFeaturePoint( + data(), SketchPlugin_Constraint::ENTITY_B()); + + std::shared_ptr aStartPnt; + std::shared_ptr aEndPnt; + if (aPointA && aPointB) { + aStartPnt = aPointA->pnt()->xy(); + aEndPnt = aPointB->pnt()->xy(); + } else if (aPointA) { + FeaturePtr aLine = SketcherPrs_Tools::getFeatureLine(data(), + SketchPlugin_Constraint::ENTITY_B()); + if (!aLine) + return; + std::shared_ptr aPoint = aPointA->pnt(); + aStartPnt = aPoint->xy(); + aEndPnt = SketcherPrs_Tools::getProjectionPoint(aLine, aPoint)->xy(); + } else if (aPointB) { + FeaturePtr aLine = SketcherPrs_Tools::getFeatureLine(data(), + SketchPlugin_Constraint::ENTITY_A()); + if (!aLine) + return; + std::shared_ptr aPoint = aPointB->pnt(); + aStartPnt = SketcherPrs_Tools::getProjectionPoint(aLine, aPoint)->xy(); + aEndPnt = aPoint->xy(); + } else + return; + + std::shared_ptr aLineDir(new GeomAPI_Dir2d(aEndPnt->decreased(aStartPnt))); + double dX = aDir->dot(aLineDir->xy()); + double dY = -aDir->cross(aLineDir->xy()); + + std::shared_ptr aPoint = std::dynamic_pointer_cast( aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT())); - aPoint->setValue(theDeltaX, theDeltaY); + myFlyoutUpdate = true; + aPoint->setValue(aPoint->x() + dX, aPoint->y() + dY); + myFlyoutUpdate = false; } -//************************************************************************************* -boost::shared_ptr getFeaturePoint(DataPtr theData, - const std::string& theAttribute) +double SketchPlugin_ConstraintDistance::calculateCurrentDistance() const { - boost::shared_ptr aPointAttr; - - if (!theData) - return aPointAttr; - - FeaturePtr aFeature; - boost::shared_ptr anAttr = boost::dynamic_pointer_cast< - ModelAPI_AttributeRefAttr>(theData->attribute(theAttribute)); - if (anAttr) - aFeature = ModelAPI_Feature::feature(anAttr->object()); - - if (aFeature && aFeature->getKind() == SketchPlugin_Point::ID()) - aPointAttr = boost::dynamic_pointer_cast( - aFeature->data()->attribute(SketchPlugin_Point::COORD_ID())); - else if (aFeature && aFeature->getKind() == SketchPlugin_Circle::ID()) - aPointAttr = boost::dynamic_pointer_cast( - aFeature->data()->attribute(SketchPlugin_Circle::CENTER_ID())); - else if (anAttr->attr()) { - aPointAttr = boost::dynamic_pointer_cast(anAttr->attr()); + double aDistance = -1.; + + std::shared_ptr aData = data(); + std::shared_ptr aPointA = + SketcherPrs_Tools::getFeaturePoint(aData, SketchPlugin_Constraint::ENTITY_A()); + std::shared_ptr aPointB = + SketcherPrs_Tools::getFeaturePoint(aData, SketchPlugin_Constraint::ENTITY_B()); + + if (aPointA.get() && aPointB.get()) { // both points + aDistance = aPointA->pnt()->distance(aPointB->pnt()); + } else { + FeaturePtr aLineFeature; + std::shared_ptr aLine; + if (!aPointA.get() && aPointB.get()) { //Line and point + aLineFeature = SketcherPrs_Tools::getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_A()); + aLine = std::dynamic_pointer_cast(aLineFeature); + if (aLine.get()) { + aDistance = aLine->distanceToPoint(aPointB->pnt()); + } + } else if (aPointA.get() && !aPointB.get()) { // Point and line + aLineFeature = SketcherPrs_Tools::getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_B()); + aLine = std::dynamic_pointer_cast(aLineFeature); + if (aLine.get()) { + aDistance = aLine->distanceToPoint(aPointA->pnt()); + } + } } - return aPointAttr; + return aDistance; } -//************************************************************************************* -boost::shared_ptr getFeatureLine(DataPtr theData, - const std::string& theAttribute) +void SketchPlugin_ConstraintDistance::attributeChanged(const std::string& theID) { - boost::shared_ptr aLine; - if (!theData) - return aLine; - - boost::shared_ptr anAttr = boost::dynamic_pointer_cast< - ModelAPI_AttributeRefAttr>(theData->attribute(theAttribute)); - if (anAttr) { - FeaturePtr aFeature = ModelAPI_Feature::feature(anAttr->object()); - if (aFeature && aFeature->getKind() == SketchPlugin_Line::ID()) { - aLine = boost::dynamic_pointer_cast(aFeature); + if (theID == SketchPlugin_Constraint::ENTITY_A() || + theID == SketchPlugin_Constraint::ENTITY_B()) + { + std::shared_ptr 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 aDistance = calculateCurrentDistance(); + if (aDistance > 0) { // set as value the length of updated references + aValueAttr->setValue(aDistance); + } } + } else if (theID == SketchPlugin_Constraint::FLYOUT_VALUE_PNT() && !myFlyoutUpdate) { + myFlyoutUpdate = true; + // Recalculate flyout point in local coordinates of the distance constraint: + // the X coordinate is a length of projection of the flyout point on the line binding two distanced points + // or a line of projection of the distanced point onto the distanced segment + // the Y coordinate is a distance from the flyout point to the line + std::shared_ptr aFlyoutAttr = + std::dynamic_pointer_cast( + attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT())); + std::shared_ptr aFlyoutPnt = aFlyoutAttr->pnt(); + + std::shared_ptr aPointA = SketcherPrs_Tools::getFeaturePoint( + data(), SketchPlugin_Constraint::ENTITY_A()); + std::shared_ptr aPointB = SketcherPrs_Tools::getFeaturePoint( + data(), SketchPlugin_Constraint::ENTITY_B()); + + std::shared_ptr aStartPnt; + std::shared_ptr aEndPnt; + if (aPointA && aPointB) { + aStartPnt = aPointA->pnt()->xy(); + aEndPnt = aPointB->pnt()->xy(); + } else if (aPointA) { + FeaturePtr aLine = SketcherPrs_Tools::getFeatureLine(data(), + SketchPlugin_Constraint::ENTITY_B()); + if (!aLine) + return; + std::shared_ptr aPoint = aPointA->pnt(); + aStartPnt = aPoint->xy(); + aEndPnt = SketcherPrs_Tools::getProjectionPoint(aLine, aPoint)->xy(); + } else if (aPointB) { + FeaturePtr aLine = SketcherPrs_Tools::getFeatureLine(data(), + SketchPlugin_Constraint::ENTITY_A()); + if (!aLine) + return; + std::shared_ptr aPoint = aPointB->pnt(); + aStartPnt = SketcherPrs_Tools::getProjectionPoint(aLine, aPoint)->xy(); + aEndPnt = aPoint->xy(); + } else + return; + + std::shared_ptr aLineDir(new GeomAPI_Dir2d(aEndPnt->decreased(aStartPnt))); + std::shared_ptr aFlyoutDir = aFlyoutPnt->xy()->decreased(aStartPnt); + + double X = aFlyoutDir->dot(aLineDir->xy()); + double Y = -aFlyoutDir->cross(aLineDir->xy()); + aFlyoutAttr->setValue(X, Y); + myFlyoutUpdate = false; } - return aLine; } -//************************************************************************************* -boost::shared_ptr getProjectionPoint( - const boost::shared_ptr& theLine, - const boost::shared_ptr& thePoint) -{ - boost::shared_ptr aData = theLine->data(); - boost::shared_ptr aPoint1 = boost::dynamic_pointer_cast( - aData->attribute(SketchPlugin_Line::START_ID())); - boost::shared_ptr aPoint2 = boost::dynamic_pointer_cast( - aData->attribute(SketchPlugin_Line::END_ID())); - - GeomAPI_Lin2d aLin2d(aPoint1->x(), aPoint1->y(), aPoint2->x(), aPoint2->y()); - return aLin2d.project(thePoint); -}