#include <GeomAPI_Lin2d.h>
#include <ModelAPI_Data.h>
+#include <ModelAPI_AttributeDouble.h>
+
+#include <AIS_DisplaySpecialSymbol.hxx>
static const gp_Pnt MyDefStart(0,0,0);
static const gp_Pnt MyDefEnd(1,0,0);
static const gp_Pln MyDefPln(gp_Pnt(0,0,0), gp_Dir(0,0,1));
+// it is not possible to use 0x2211 as summ symbol because it is not supported by
+// debian Linux platform
+static const Standard_ExtCharacter MySummSymbol(0x03A3);
+
IMPLEMENT_STANDARD_HANDLE(SketcherPrs_LengthDimension, AIS_LengthDimension);
IMPLEMENT_STANDARD_RTTIEXT(SketcherPrs_LengthDimension, AIS_LengthDimension);
gp_Pnt aPnt1, aPnt2;
if (!getPoints(aPnt1, aPnt2))
return;
- myAspect->SetExtensionSize(myAspect->ArrowAspect()->Length());
- myAspect->SetArrowTailSize(myAspect->ArrowAspect()->Length());
+ // compute flyout distance
+ double aD = SketcherPrs_Tools::getFlyoutDistance(myConstraint);
SetFlyout(SketcherPrs_Tools::getFlyoutDistance(myConstraint));
SetMeasuredGeometry(aPnt1, aPnt2, myPlane->impl<gp_Ax3>());
+
+ // Update variable aspect parameters (depending on viewer scale)
+ myAspect->SetExtensionSize(myAspect->ArrowAspect()->Length());
+ myAspect->SetArrowTailSize(myAspect->ArrowAspect()->Length());
+ // The value of vertical aligment is sometimes changed
+ myAspect->TextAspect()->SetVerticalJustification(Graphic3d_VTA_CENTER);
+
+ AttributeDoublePtr aValue = myConstraint->data()->real(SketchPlugin_Constraint::VALUE());
+ std::set<std::string> aParams = aValue->usedParameters();
+ if (aParams.size() > 0) {
+ SetSpecialSymbol(MySummSymbol);
+ SetDisplaySpecialSymbol(AIS_DSS_Before);
+ }
+
AIS_LengthDimension::Compute(thePresentationManager, thePresentation, theMode);
}
{
DataPtr aData = myConstraint->data();
if (myConstraint->getKind() == SketchPlugin_ConstraintLength::ID()) {
+ // The constraint is length
std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr =
std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>
(aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
if (!aFeature || aFeature->getKind() != SketchPlugin_Line::ID())
return false;
+ // Get geometry of the object
DataPtr aLineData = aFeature->data();
std::shared_ptr<GeomDataAPI_Point2D> aStartPoint =
std::dynamic_pointer_cast<GeomDataAPI_Point2D>
return true;
} else if (myConstraint->getKind() == SketchPlugin_ConstraintDistance::ID()) {
+ // The constraint is distance
std::shared_ptr<GeomDataAPI_Point2D> aPoint_A = SketcherPrs_Tools::getFeaturePoint(
aData, SketchPlugin_Constraint::ENTITY_A(), myPlane);
std::shared_ptr<GeomDataAPI_Point2D> aPoint_B = SketcherPrs_Tools::getFeaturePoint(
std::shared_ptr<GeomAPI_Pnt2d> aPnt_A;
std::shared_ptr<GeomAPI_Pnt2d> aPnt_B;
if (aPoint_A && aPoint_B) {
+ // Both objects are points
aPnt_A = aPoint_A->pnt();
aPnt_B = aPoint_B->pnt();
} else if (!aPoint_A && aPoint_B) {
+ // First object is line
FeaturePtr aLine = SketcherPrs_Tools::getFeatureLine(
aData, SketchPlugin_Constraint::ENTITY_A());
if (aLine) {
aPnt_A = SketcherPrs_Tools::getProjectionPoint(aLine, aPnt_B);
}
} else if (aPoint_A && !aPoint_B) {
+ // Second object is line
FeaturePtr aLine = SketcherPrs_Tools::getFeatureLine(
aData, SketchPlugin_Constraint::ENTITY_B());
if (aLine) {
aPnt_B = SketcherPrs_Tools::getProjectionPoint(aLine, aPnt_A);
}
}
- if (!aPnt_A || !aPnt_B)
+ if (!aPnt_A || !aPnt_B) // Objects not found
return false;
+ // Get points from these objects
std::shared_ptr<GeomAPI_Pnt> aPoint1 = myPlane->to3D(aPnt_A->x(), aPnt_A->y());
std::shared_ptr<GeomAPI_Pnt> aPoint2 = myPlane->to3D(aPnt_B->x(), aPnt_B->y());
thePnt1 = aPoint1->impl<gp_Pnt>();
void SketcherPrs_LengthDimension::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
const Standard_Integer theMode)
{
+ // Map the application selection modes to standard ones
Standard_Integer aMode;
switch (theMode) {
case 0: // we should use selection of all objects