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1 | // Created by: CKY / Contract Toubro-Larsen |
2 | // Copyright (c) 1993-1999 Matra Datavision |
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3 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
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4 | // |
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5 | // This file is part of Open CASCADE Technology software library. |
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6 | // |
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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 |
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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. |
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12 | // |
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13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. |
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15 | |
16 | //-------------------------------------------------------------------- |
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17 | //-------------------------------------------------------------------- |
18 | |
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19 | #include <gp_Pnt2d.hxx> |
20 | #include <gp_XY.hxx> |
21 | #include <gp_XYZ.hxx> |
22 | #include <IGESData_IGESEntity.hxx> |
23 | #include <IGESData_ViewKindEntity.hxx> |
24 | #include <IGESDraw_Drawing.hxx> |
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25 | #include <IGESDraw_PerspectiveView.hxx> |
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26 | #include <IGESDraw_View.hxx> |
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27 | #include <IGESGraph_DrawingSize.hxx> |
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28 | #include <IGESGraph_DrawingUnits.hxx> |
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29 | #include <Interface_Macros.hxx> |
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30 | #include <Standard_DimensionMismatch.hxx> |
31 | #include <Standard_OutOfRange.hxx> |
32 | #include <Standard_Type.hxx> |
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33 | |
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34 | IMPLEMENT_STANDARD_RTTIEXT(IGESDraw_Drawing,IGESData_IGESEntity) |
35 | |
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36 | IGESDraw_Drawing::IGESDraw_Drawing () { } |
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37 | |
38 | |
39 | void IGESDraw_Drawing::Init |
40 | (const Handle(IGESDraw_HArray1OfViewKindEntity)& allViews, |
41 | const Handle(TColgp_HArray1OfXY)& allViewOrigins, |
42 | const Handle(IGESData_HArray1OfIGESEntity)& allAnnotations) |
43 | { |
44 | if (!allViews.IsNull()) { |
45 | Standard_Integer Len = allViews->Length(); |
46 | Standard_Boolean Flag = ( allViewOrigins->Length() == Len ); |
47 | if (!Flag || allViews->Lower() != 1 || allViewOrigins->Lower() != 1) |
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48 | throw Standard_DimensionMismatch("IGESDraw_Drawing : Init"); |
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49 | } |
50 | if (!allAnnotations.IsNull()) |
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51 | if (allAnnotations->Lower() != 1) throw Standard_DimensionMismatch("IGESDraw_Drawing : Init"); |
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52 | |
53 | theViews = allViews; |
54 | theViewOrigins = allViewOrigins; |
55 | theAnnotations = allAnnotations; |
56 | InitTypeAndForm(404,0); |
57 | } |
58 | |
59 | Standard_Integer IGESDraw_Drawing::NbViews () const |
60 | { |
61 | return (theViews.IsNull() ? 0 : theViews->Length()); |
62 | } |
63 | |
64 | Handle(IGESData_ViewKindEntity) IGESDraw_Drawing::ViewItem |
65 | (const Standard_Integer ViewIndex) const |
66 | { |
67 | return theViews->Value(ViewIndex); |
68 | } |
69 | |
70 | gp_Pnt2d IGESDraw_Drawing::ViewOrigin |
71 | (const Standard_Integer TViewIndex) const |
72 | { |
73 | return (gp_Pnt2d (theViewOrigins->Value(TViewIndex)) ); |
74 | } |
75 | |
76 | Standard_Integer IGESDraw_Drawing::NbAnnotations () const |
77 | { |
78 | return (theAnnotations.IsNull() ? 0 : theAnnotations->Length() ); |
79 | } |
80 | |
81 | Handle(IGESData_IGESEntity) IGESDraw_Drawing::Annotation |
82 | (const Standard_Integer AnnotationIndex) const |
83 | { |
84 | return ( theAnnotations->Value(AnnotationIndex) ); |
85 | } |
86 | |
87 | gp_XY IGESDraw_Drawing::ViewToDrawing |
88 | (const Standard_Integer NumView, const gp_XYZ& ViewCoords) const |
89 | { |
90 | gp_XY thisOrigin = theViewOrigins->Value(NumView); |
91 | Standard_Real XOrigin = thisOrigin.X(); |
92 | Standard_Real YOrigin = thisOrigin.Y(); |
93 | Standard_Real theScaleFactor=0.; |
94 | |
95 | Handle(IGESData_ViewKindEntity) tempView = theViews->Value(NumView); |
96 | if (tempView->IsKind(STANDARD_TYPE(IGESDraw_View))) |
97 | { |
98 | DeclareAndCast(IGESDraw_View, thisView, tempView); |
99 | theScaleFactor = thisView->ScaleFactor(); |
100 | } |
101 | else if (tempView->IsKind(STANDARD_TYPE(IGESDraw_PerspectiveView))) |
102 | { |
103 | DeclareAndCast(IGESDraw_PerspectiveView, thisView, tempView); |
104 | theScaleFactor = thisView->ScaleFactor(); |
105 | } |
106 | |
107 | Standard_Real XV = ViewCoords.X(); |
108 | Standard_Real YV = ViewCoords.Y(); |
109 | |
110 | Standard_Real XD = XOrigin + (theScaleFactor * XV); |
111 | Standard_Real YD = YOrigin + (theScaleFactor * YV); |
112 | |
113 | return ( gp_XY(XD, YD) ); |
114 | } |
115 | |
116 | |
117 | Standard_Boolean IGESDraw_Drawing::DrawingUnit (Standard_Real& val) const |
118 | { |
119 | val = 0.; |
120 | Handle(Standard_Type) typunit = STANDARD_TYPE(IGESGraph_DrawingUnits); |
121 | if (NbTypedProperties(typunit) != 1) return Standard_False; |
122 | DeclareAndCast(IGESGraph_DrawingUnits,units,TypedProperty(typunit)); |
123 | if (units.IsNull()) return Standard_False; |
124 | val = units->UnitValue(); |
125 | return Standard_True; |
126 | } |
127 | |
128 | Standard_Boolean IGESDraw_Drawing::DrawingSize |
129 | (Standard_Real& X, Standard_Real& Y) const |
130 | { |
131 | X = Y = 0.; |
132 | Handle(Standard_Type) typsize = STANDARD_TYPE(IGESGraph_DrawingSize); |
133 | if (NbTypedProperties(typsize) != 1) return Standard_False; |
134 | DeclareAndCast(IGESGraph_DrawingSize,size,TypedProperty(typsize)); |
135 | if (size.IsNull()) return Standard_False; |
136 | X = size->XSize(); Y = size->YSize(); |
137 | return Standard_True; |
138 | } |