1 // Created by: CKY / Contract Toubro-Larsen
2 // Copyright (c) 1993-1999 Matra Datavision
3 // Copyright (c) 1999-2014 OPEN CASCADE SAS
5 // This file is part of Open CASCADE Technology software library.
7 // This library is free software; you can redistribute it and/or modify it under
8 // the terms of the GNU Lesser General Public License version 2.1 as published
9 // by the Free Software Foundation, with special exception defined in the file
10 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
11 // distribution for complete text of the license and disclaimer of any warranty.
13 // Alternatively, this file may be used under the terms of Open CASCADE
14 // commercial license or contractual agreement.
16 //--------------------------------------------------------------------
17 //--------------------------------------------------------------------
19 #include <gp_Pnt2d.hxx>
22 #include <IGESData_IGESEntity.hxx>
23 #include <IGESData_ViewKindEntity.hxx>
24 #include <IGESDraw_DrawingWithRotation.hxx>
25 #include <IGESDraw_PerspectiveView.hxx>
26 #include <IGESDraw_View.hxx>
27 #include <IGESGraph_DrawingSize.hxx>
28 #include <IGESGraph_DrawingUnits.hxx>
29 #include <Interface_Macros.hxx>
30 #include <Standard_DimensionMismatch.hxx>
31 #include <Standard_OutOfRange.hxx>
32 #include <Standard_Type.hxx>
34 IMPLEMENT_STANDARD_RTTIEXT(IGESDraw_DrawingWithRotation,IGESData_IGESEntity)
36 IGESDraw_DrawingWithRotation::IGESDraw_DrawingWithRotation () { }
39 void IGESDraw_DrawingWithRotation::Init
40 (const Handle(IGESDraw_HArray1OfViewKindEntity)& allViews,
41 const Handle(TColgp_HArray1OfXY)& allViewOrigins,
42 const Handle(TColStd_HArray1OfReal)& allOrientationAngles,
43 const Handle(IGESData_HArray1OfIGESEntity)& allAnnotations)
45 Standard_Integer Len = allViews->Length();
46 if ( allViews->Lower() != 1 ||
47 (allViewOrigins->Lower() != 1 || allViewOrigins->Length() != Len) ||
48 (allOrientationAngles->Lower() != 1 || allOrientationAngles->Length() != Len) )
49 throw Standard_DimensionMismatch("IGESDraw_DrawingWithRotation : Init");
50 if (!allAnnotations.IsNull())
51 if (allAnnotations->Lower() != 1) throw Standard_DimensionMismatch("IGESDraw_DrawingWithRotation : Init");
54 theViewOrigins = allViewOrigins;
55 theOrientationAngles = allOrientationAngles;
56 theAnnotations = allAnnotations;
57 InitTypeAndForm(404,1);
60 Standard_Integer IGESDraw_DrawingWithRotation::NbViews () const
62 return (theViews->Length());
65 Handle(IGESData_ViewKindEntity) IGESDraw_DrawingWithRotation::ViewItem
66 (const Standard_Integer Index) const
68 return (theViews->Value(Index));
71 gp_Pnt2d IGESDraw_DrawingWithRotation::ViewOrigin
72 (const Standard_Integer Index) const
74 return ( gp_Pnt2d (theViewOrigins->Value(Index)) );
77 Standard_Real IGESDraw_DrawingWithRotation::OrientationAngle
78 (const Standard_Integer Index) const
80 return ( theOrientationAngles->Value(Index) );
83 Standard_Integer IGESDraw_DrawingWithRotation::NbAnnotations () const
85 return (theAnnotations.IsNull() ? 0 : theAnnotations->Length() );
88 Handle(IGESData_IGESEntity) IGESDraw_DrawingWithRotation::Annotation
89 (const Standard_Integer Index) const
91 return ( theAnnotations->Value(Index) );
94 gp_XY IGESDraw_DrawingWithRotation::ViewToDrawing
95 (const Standard_Integer NumView, const gp_XYZ& ViewCoords) const
97 gp_XY thisOrigin = theViewOrigins->Value(NumView);
98 Standard_Real XOrigin = thisOrigin.X();
99 Standard_Real YOrigin = thisOrigin.Y();
100 Standard_Real theScaleFactor=0.;
102 Handle(IGESData_ViewKindEntity) tempView = theViews->Value(NumView);
103 if (tempView->IsKind(STANDARD_TYPE(IGESDraw_View)))
105 DeclareAndCast(IGESDraw_View, thisView, tempView);
106 theScaleFactor = thisView->ScaleFactor();
108 else if (tempView->IsKind(STANDARD_TYPE(IGESDraw_PerspectiveView)))
110 DeclareAndCast(IGESDraw_PerspectiveView, thisView, tempView);
111 theScaleFactor = thisView->ScaleFactor();
114 Standard_Real XV = ViewCoords.X();
115 Standard_Real YV = ViewCoords.Y();
117 Standard_Real theta = theOrientationAngles->Value(NumView);
120 XOrigin + theScaleFactor * ( XV * Cos(theta) - YV * Sin(theta) );
122 YOrigin + theScaleFactor * ( XV * Sin(theta) + YV * Cos(theta) );
124 return ( gp_XY(XD, YD) );
128 Standard_Boolean IGESDraw_DrawingWithRotation::DrawingUnit
129 (Standard_Real& val) const
132 Handle(Standard_Type) typunit = STANDARD_TYPE(IGESGraph_DrawingUnits);
133 if (NbTypedProperties(typunit) != 1) return Standard_False;
134 DeclareAndCast(IGESGraph_DrawingUnits,units,TypedProperty(typunit));
135 if (units.IsNull()) return Standard_False;
136 val = units->UnitValue();
137 return Standard_True;
140 Standard_Boolean IGESDraw_DrawingWithRotation::DrawingSize
141 (Standard_Real& X, Standard_Real& Y) const
144 Handle(Standard_Type) typsize = STANDARD_TYPE(IGESGraph_DrawingSize);
145 if (NbTypedProperties(typsize) != 1) return Standard_False;
146 DeclareAndCast(IGESGraph_DrawingSize,size,TypedProperty(typsize));
147 if (size.IsNull()) return Standard_False;
148 X = size->XSize(); Y = size->YSize();
149 return Standard_True;