#include "SketcherPrs_LengthDimension.h"
#include "SketcherPrs_Tools.h"
+#include "SketcherPrs_DimensionStyleListener.h"
#include <SketchPlugin_Constraint.h>
#include <SketchPlugin_ConstraintLength.h>
#include <GeomAPI_Lin2d.h>
#include <ModelAPI_Data.h>
+#include <ModelAPI_AttributeDouble.h>
+
+#include <AIS_DisplaySpecialSymbol.hxx>
static const gp_Pnt MyDefStart(0,0,0);
IMPLEMENT_STANDARD_HANDLE(SketcherPrs_LengthDimension, AIS_LengthDimension);
IMPLEMENT_STANDARD_RTTIEXT(SketcherPrs_LengthDimension, AIS_LengthDimension);
-SketcherPrs_LengthDimension::SketcherPrs_LengthDimension(ModelAPI_Feature* theConstraint,
- const std::shared_ptr<GeomAPI_Ax3>& thePlane)
-: AIS_LengthDimension(MyDefStart, MyDefEnd, MyDefPln),
-myConstraint(theConstraint), myPlane(thePlane)
+SketcherPrs_LengthDimension::SketcherPrs_LengthDimension(ModelAPI_Feature* theConstraint,
+ const std::shared_ptr<GeomAPI_Ax3>& thePlane)
+: AIS_LengthDimension(MyDefStart, MyDefEnd, MyDefPln),
+ myConstraint(theConstraint),
+ mySketcherPlane(thePlane),
+ myFirstPoint(MyDefStart),
+ mySecondPoint(MyDefEnd),
+ myPlane(MyDefPln),
+ myDistance(1),
+ myValue(0., false, "")
{
- myAspect = new Prs3d_DimensionAspect();
- myAspect->MakeArrows3d(false);
- myAspect->MakeText3d(false);
- myAspect->MakeTextShaded(false);
- myAspect->MakeUnitsDisplayed(false);
- myAspect->TextAspect()->SetHeight(SketcherPrs_Tools::getDefaultTextHeight());
- myAspect->ArrowAspect()->SetLength(SketcherPrs_Tools::getArrowSize());
-
+ SetDimensionAspect(SketcherPrs_Tools::createDimensionAspect());
SetSelToleranceForText2d(SketcherPrs_Tools::getTextHeight());
- SetDimensionAspect(myAspect);
+
+ myStyleListener = new SketcherPrs_DimensionStyleListener();
}
+SketcherPrs_LengthDimension::~SketcherPrs_LengthDimension()
+{
+ delete myStyleListener;
+}
+
+bool SketcherPrs_LengthDimension::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
+ const std::shared_ptr<GeomAPI_Ax3>& thePlane)
+{
+ gp_Pnt aPnt1, aPnt2;
+ return readyToDisplay(theConstraint, thePlane, aPnt1, aPnt2);
+}
void SketcherPrs_LengthDimension::Compute(const Handle(PrsMgr_PresentationManager3d)& thePresentationManager,
- const Handle(Prs3d_Presentation)& thePresentation,
- const Standard_Integer theMode)
+ const Handle(Prs3d_Presentation)& thePresentation,
+ const Standard_Integer theMode)
{
gp_Pnt aPnt1, aPnt2;
- if (!getPoints(aPnt1, aPnt2))
- return;
- SetFlyout(SketcherPrs_Tools::getFlyoutDistance(myConstraint));
- SetMeasuredGeometry(aPnt1, aPnt2, myPlane->impl<gp_Ax3>());
+ bool aReadyToDisplay = readyToDisplay(myConstraint, mySketcherPlane, aPnt1, aPnt2);
+ if (aReadyToDisplay) {
+ myFirstPoint = aPnt1;
+ mySecondPoint = aPnt2;
+
+ myDistance = SketcherPrs_Tools::getFlyoutDistance(myConstraint);
+ myPlane = gp_Pln(mySketcherPlane->impl<gp_Ax3>());
+
+ DataPtr aData = myConstraint->data();
+ AttributeDoublePtr anAttributeValue = aData->real(SketchPlugin_Constraint::VALUE());
+ myValue.init(anAttributeValue);
+ }
+
+ // compute flyout distance
+ SetFlyout(myDistance);
+ SetMeasuredGeometry(myFirstPoint, mySecondPoint, myPlane);
+
+ // Update variable aspect parameters (depending on viewer scale)
+ double aTextSize = 0.0;
+ GetValueString(aTextSize);
+ SketcherPrs_Tools::updateArrows(DimensionAspect(), GetValue(), aTextSize);
+
+ // Update text visualization: parameter value or parameter text
+ myStyleListener->updateDimensions(this, myValue);
+
AIS_LengthDimension::Compute(thePresentationManager, thePresentation, theMode);
+
+ if (!aReadyToDisplay)
+ SketcherPrs_Tools::sendEmptyPresentationError(myConstraint,
+ "An empty AIS presentation: SketcherPrs_LengthDimension");
}
-bool SketcherPrs_LengthDimension::getPoints(gp_Pnt& thePnt1, gp_Pnt& thePnt2)
+bool SketcherPrs_LengthDimension::readyToDisplay(ModelAPI_Feature* theConstraint,
+ const std::shared_ptr<GeomAPI_Ax3>& thePlane,
+ gp_Pnt& thePnt1, gp_Pnt& thePnt2)
{
- DataPtr aData = myConstraint->data();
- if (myConstraint->getKind() == SketchPlugin_ConstraintLength::ID()) {
+ DataPtr aData = theConstraint->data();
+ if (theConstraint->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>
std::shared_ptr<GeomDataAPI_Point2D> aEndPoint =
std::dynamic_pointer_cast<GeomDataAPI_Point2D>
(aLineData->attribute(SketchPlugin_Line::END_ID()));
- thePnt1 = myPlane->to3D(aStartPoint->x(), aStartPoint->y())->impl<gp_Pnt>();
- thePnt2 = myPlane->to3D(aEndPoint->x(), aEndPoint->y())->impl<gp_Pnt>();
+ thePnt1 = thePlane->to3D(aStartPoint->x(), aStartPoint->y())->impl<gp_Pnt>();
+ thePnt2 = thePlane->to3D(aEndPoint->x(), aEndPoint->y())->impl<gp_Pnt>();
return true;
- } else if (myConstraint->getKind() == SketchPlugin_ConstraintDistance::ID()) {
+ } else if (theConstraint->getKind() == SketchPlugin_ConstraintDistance::ID()) {
+ // The constraint is distance
std::shared_ptr<GeomDataAPI_Point2D> aPoint_A = SketcherPrs_Tools::getFeaturePoint(
- aData, SketchPlugin_Constraint::ENTITY_A(), myPlane);
+ aData, SketchPlugin_Constraint::ENTITY_A(), thePlane);
std::shared_ptr<GeomDataAPI_Point2D> aPoint_B = SketcherPrs_Tools::getFeaturePoint(
- aData, SketchPlugin_Constraint::ENTITY_B(), myPlane);
+ aData, SketchPlugin_Constraint::ENTITY_B(), thePlane);
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;
- 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());
+ // Get points from these object
+ std::shared_ptr<GeomAPI_Pnt> aPoint1 = thePlane->to3D(aPnt_A->x(), aPnt_A->y());
+ std::shared_ptr<GeomAPI_Pnt> aPoint2 = thePlane->to3D(aPnt_B->x(), aPnt_B->y());
thePnt1 = aPoint1->impl<gp_Pnt>();
thePnt2 = aPoint2->impl<gp_Pnt>();
return true;
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