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https://github.com/Open-Cascade-SAS/OCCT.git
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Integration of OCCT 6.5.0 from SVN
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159
src/IntTools/IntTools_CArray1.gxx
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159
src/IntTools/IntTools_CArray1.gxx
Executable file
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// File: IntTools_CArray1.gxx
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// Created: Fri May 26 11:00:00 2000
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// Author: Peter KURNEV
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// <pkv@irinox>
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//=======================================================================
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//function : IntTools_CArray1
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//purpose :
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//=======================================================================
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IntTools_CArray1::IntTools_CArray1 (const Standard_Integer Length):
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myStart(NULL),
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myLength(0),
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myIsAllocated(Standard_False)
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{
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Resize(Length);
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}
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//=======================================================================
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//function : IntTools_CArray1
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//purpose :
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//=======================================================================
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IntTools_CArray1::IntTools_CArray1 (const Array1Item& Item,
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const Standard_Integer Length):
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myLength(Length),
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myIsAllocated(Standard_False)
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{
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Standard_ConstructionError_Raise_if(Length < 0,"IntTools_CArray1:: Length < 0");
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myStart = (void*)(&Item);
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}
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//=======================================================================
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//function : Init
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//purpose :
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//=======================================================================
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void IntTools_CArray1::Init (const Array1Item& V)
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{
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Array1Item* p = (Array1Item*) myStart;
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for(Standard_Integer i = 0; i < Length() ; i++) {
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*p++ = V;
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}
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}
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//=======================================================================
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//function : Destroy
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//purpose :
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//=======================================================================
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void IntTools_CArray1::Destroy()
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{
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if (myIsAllocated) {
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delete [] (Array1Item *)myStart;
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myIsAllocated = Standard_False;
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}
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myStart = NULL;
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}
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//=======================================================================
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//function : IsEqual
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//purpose :
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//=======================================================================
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Standard_Boolean IntTools_CArray1::IsEqual(const IntTools_CArray1& Other) const
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{
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if (&Other == this)
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return Standard_True;
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else if (Length() != Other.Length())
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return Standard_False;
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else if (Length() == 0)
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return Standard_True;
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//
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return Standard_False;
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}
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//=======================================================================
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//function : Resize
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//purpose :
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//=======================================================================
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void IntTools_CArray1::Resize(const Standard_Integer theNewLength)
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{
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Standard_ConstructionError_Raise_if(theNewLength < 0,"IntTools_CArray1: length < 0");
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Array1Item* p = NULL;
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Destroy();
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myLength = theNewLength;
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if (theNewLength > 0) {
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// default creator called for each item of the array
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p = new Array1Item[theNewLength];
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if (!p) Standard_OutOfMemory::Raise("IntTools_CArray1 : Allocation failed.");
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myIsAllocated = Standard_True;
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}
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myStart = (void*) p;
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}
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//=======================================================================
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//function : Append
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//purpose :
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//=======================================================================
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void IntTools_CArray1::Append (const Array1Item& Value)
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{
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const Standard_Integer theNewLength=myLength+1;
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Array1Item* p = NULL;
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if (theNewLength > 0) {
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// default creator called for each item of the array
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p = new Array1Item[theNewLength];
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if (!p) Standard_OutOfMemory::Raise("IntTools_CArray1 : Allocation failed.");
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if (myLength!=0) {
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Standard_Integer aBytesPerItem=sizeof(Array1Item);
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memcpy (p, myStart, myLength*aBytesPerItem);
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}
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*(p+myLength)=Value;
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Destroy();
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myLength = theNewLength;
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myIsAllocated = Standard_True;
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}
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myStart = (void*) p;
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}
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//=======================================================================
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//function : Value
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//purpose :
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//=======================================================================
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const Array1Item& IntTools_CArray1::Value(const Standard_Integer Index) const
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{
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if (myLength <1 || Index < 0 || Index >= myLength)
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Standard_OutOfRange::Raise("IntTools_CArray1::Value");
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return ((Array1Item *)myStart)[Index];
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}
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//=======================================================================
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//function : SetValue
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//purpose :
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//=======================================================================
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void IntTools_CArray1::SetValue (const Standard_Integer Index,
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const Array1Item& Value)
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{
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ChangeValue(Index) = Value;
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}
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//=======================================================================
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//function : ChangeValue
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//purpose :
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//=======================================================================
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Array1Item& IntTools_CArray1::ChangeValue(const Standard_Integer Index)
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{
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if (myLength < 1 || Index < 0 || Index >= myLength)
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Standard_OutOfRange::Raise("IntTools_CArray1::ChangeValue");
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return ((Array1Item *)myStart)[Index];
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}
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