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1 | // Copyright: Matra-Datavision 1991 |
| 2 | // File: Expr_NumericValue.cxx |
| 3 | // Created: Wed Mar 6 11:06:16 1991 |
| 4 | // Author: Arnaud BOUZY |
| 5 | // <adn> |
| 6 | |
| 7 | |
| 8 | #include <Expr_NumericValue.ixx> |
| 9 | #include <Standard_OutOfRange.hxx> |
| 10 | |
| 11 | //#if defined (WNT) || !defined (DEB) |
| 12 | # include <stdio.h> |
| 13 | //#endif // WNT || !DEB |
| 14 | |
| 15 | Expr_NumericValue::Expr_NumericValue(const Standard_Real val) |
| 16 | { |
| 17 | myValue = val; |
| 18 | } |
| 19 | |
| 20 | Standard_Real Expr_NumericValue::GetValue() const |
| 21 | { |
| 22 | return myValue; |
| 23 | } |
| 24 | |
| 25 | void Expr_NumericValue::SetValue(const Standard_Real val) |
| 26 | { |
| 27 | myValue = val; |
| 28 | } |
| 29 | |
| 30 | Standard_Integer Expr_NumericValue::NbSubExpressions() const |
| 31 | { |
| 32 | return 0; |
| 33 | } |
| 34 | |
| 35 | const Handle(Expr_GeneralExpression)& Expr_NumericValue::SubExpression(const Standard_Integer) const |
| 36 | { |
| 37 | Standard_OutOfRange::Raise(); |
| 38 | Handle(Expr_GeneralExpression)* bid=NULL; |
| 39 | return *bid; |
| 40 | } |
| 41 | |
| 42 | Handle(Expr_GeneralExpression) Expr_NumericValue::Simplified() const |
| 43 | { |
| 44 | return Copy(); |
| 45 | } |
| 46 | |
| 47 | Handle(Expr_GeneralExpression) Expr_NumericValue::Copy() const |
| 48 | { |
| 49 | return new Expr_NumericValue(myValue); |
| 50 | } |
| 51 | |
| 52 | Standard_Boolean Expr_NumericValue::ContainsUnknowns () const |
| 53 | { |
| 54 | return Standard_False; |
| 55 | } |
| 56 | |
| 57 | Standard_Boolean Expr_NumericValue::Contains (const Handle(Expr_GeneralExpression)& ) const |
| 58 | { |
| 59 | return Standard_False; |
| 60 | } |
| 61 | |
| 62 | Standard_Boolean Expr_NumericValue::IsIdentical (const Handle(Expr_GeneralExpression)& Other) const |
| 63 | { |
| 64 | if (!Other->IsKind(STANDARD_TYPE(Expr_NumericValue))) { |
| 65 | return Standard_False; |
| 66 | } |
| 67 | Handle(Expr_NumericValue) NVOther = Handle(Expr_NumericValue)::DownCast(Other); |
| 68 | return (myValue == NVOther->GetValue()); |
| 69 | } |
| 70 | |
| 71 | Standard_Boolean Expr_NumericValue::IsLinear () const |
| 72 | { |
| 73 | return Standard_True; |
| 74 | } |
| 75 | |
| 76 | Handle(Expr_GeneralExpression) Expr_NumericValue::Derivative (const Handle(Expr_NamedUnknown)& ) const |
| 77 | { |
| 78 | return new Expr_NumericValue(0.0); |
| 79 | } |
| 80 | |
| 81 | Handle(Expr_GeneralExpression) Expr_NumericValue::NDerivative (const Handle(Expr_NamedUnknown)& , const Standard_Integer) const |
| 82 | { |
| 83 | return new Expr_NumericValue(0.0); |
| 84 | } |
| 85 | |
| 86 | void Expr_NumericValue::Replace (const Handle(Expr_NamedUnknown)& , const Handle(Expr_GeneralExpression)& ) |
| 87 | { |
| 88 | } |
| 89 | |
| 90 | Handle(Expr_GeneralExpression) Expr_NumericValue::ShallowSimplified () const |
| 91 | { |
| 92 | Handle(Expr_NumericValue) me = this; |
| 93 | return me; |
| 94 | } |
| 95 | |
| 96 | Standard_Real Expr_NumericValue::Evaluate(const Expr_Array1OfNamedUnknown&, const TColStd_Array1OfReal&) const |
| 97 | { |
| 98 | return myValue; |
| 99 | } |
| 100 | |
| 101 | TCollection_AsciiString Expr_NumericValue::String() const |
| 102 | { |
| 103 | char val[100]; |
| 104 | sprintf(val,"%g",myValue); |
| 105 | return TCollection_AsciiString(val); |
| 106 | } |
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