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//--------------------------------------------------------------------
//
// File Name : IGESDraw_DrawingWithRotation.cxx
// Date :
// Author : CKY / Contract Toubro-Larsen
// Copyright : MATRA-DATAVISION 1993
//
//--------------------------------------------------------------------
#include <IGESDraw_DrawingWithRotation.ixx>
#include <IGESDraw_View.hxx>
#include <IGESDraw_PerspectiveView.hxx>
#include <IGESGraph_DrawingUnits.hxx>
#include <IGESGraph_DrawingSize.hxx>
#include <Interface_Macros.hxx>
IGESDraw_DrawingWithRotation::IGESDraw_DrawingWithRotation () { }
void IGESDraw_DrawingWithRotation::Init
(const Handle(IGESDraw_HArray1OfViewKindEntity)& allViews,
const Handle(TColgp_HArray1OfXY)& allViewOrigins,
const Handle(TColStd_HArray1OfReal)& allOrientationAngles,
const Handle(IGESData_HArray1OfIGESEntity)& allAnnotations)
{
Standard_Integer Len = allViews->Length();
if ( allViews->Lower() != 1 ||
(allViewOrigins->Lower() != 1 || allViewOrigins->Length() != Len) ||
(allOrientationAngles->Lower() != 1 || allOrientationAngles->Length() != Len) )
Standard_DimensionMismatch::Raise
("IGESDraw_DrawingWithRotation : Init");
if (!allAnnotations.IsNull())
if (allAnnotations->Lower() != 1) Standard_DimensionMismatch::Raise
("IGESDraw_DrawingWithRotation : Init");
theViews = allViews;
theViewOrigins = allViewOrigins;
theOrientationAngles = allOrientationAngles;
theAnnotations = allAnnotations;
InitTypeAndForm(404,1);
}
Standard_Integer IGESDraw_DrawingWithRotation::NbViews () const
{
return (theViews->Length());
}
Handle(IGESData_ViewKindEntity) IGESDraw_DrawingWithRotation::ViewItem
(const Standard_Integer Index) const
{
return (theViews->Value(Index));
}
gp_Pnt2d IGESDraw_DrawingWithRotation::ViewOrigin
(const Standard_Integer Index) const
{
return ( gp_Pnt2d (theViewOrigins->Value(Index)) );
}
Standard_Real IGESDraw_DrawingWithRotation::OrientationAngle
(const Standard_Integer Index) const
{
return ( theOrientationAngles->Value(Index) );
}
Standard_Integer IGESDraw_DrawingWithRotation::NbAnnotations () const
{
return (theAnnotations.IsNull() ? 0 : theAnnotations->Length() );
}
Handle(IGESData_IGESEntity) IGESDraw_DrawingWithRotation::Annotation
(const Standard_Integer Index) const
{
return ( theAnnotations->Value(Index) );
}
gp_XY IGESDraw_DrawingWithRotation::ViewToDrawing
(const Standard_Integer NumView, const gp_XYZ& ViewCoords) const
{
gp_XY thisOrigin = theViewOrigins->Value(NumView);
Standard_Real XOrigin = thisOrigin.X();
Standard_Real YOrigin = thisOrigin.Y();
Standard_Real theScaleFactor=0.;
Handle(IGESData_ViewKindEntity) tempView = theViews->Value(NumView);
if (tempView->IsKind(STANDARD_TYPE(IGESDraw_View)))
{
DeclareAndCast(IGESDraw_View, thisView, tempView);
theScaleFactor = thisView->ScaleFactor();
}
else if (tempView->IsKind(STANDARD_TYPE(IGESDraw_PerspectiveView)))
{
DeclareAndCast(IGESDraw_PerspectiveView, thisView, tempView);
theScaleFactor = thisView->ScaleFactor();
}
Standard_Real XV = ViewCoords.X();
Standard_Real YV = ViewCoords.Y();
Standard_Real theta = theOrientationAngles->Value(NumView);
Standard_Real XD =
XOrigin + theScaleFactor * ( XV * Cos(theta) - YV * Sin(theta) );
Standard_Real YD =
YOrigin + theScaleFactor * ( XV * Sin(theta) + YV * Cos(theta) );
return ( gp_XY(XD, YD) );
}
Standard_Boolean IGESDraw_DrawingWithRotation::DrawingUnit
(Standard_Real& val) const
{
val = 0.;
Handle(Standard_Type) typunit = STANDARD_TYPE(IGESGraph_DrawingUnits);
if (NbTypedProperties(typunit) != 1) return Standard_False;
DeclareAndCast(IGESGraph_DrawingUnits,units,TypedProperty(typunit));
if (units.IsNull()) return Standard_False;
val = units->UnitValue();
return Standard_True;
}
Standard_Boolean IGESDraw_DrawingWithRotation::DrawingSize
(Standard_Real& X, Standard_Real& Y) const
{
X = Y = 0.;
Handle(Standard_Type) typsize = STANDARD_TYPE(IGESGraph_DrawingSize);
if (NbTypedProperties(typsize) != 1) return Standard_False;
DeclareAndCast(IGESGraph_DrawingSize,size,TypedProperty(typsize));
if (size.IsNull()) return Standard_False;
X = size->XSize(); Y = size->YSize();
return Standard_True;
}
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