CAST II Game Engine
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Class TReferencedItem

Unit

basecont

Declaration

type TReferencedItem = class

Description

Class of items with reference counting and universal equivalence checking

Methods

Overview

Publicconstructor Create;
Publicfunction DecRef: Integer;
Publicfunction IncRef: Integer;
Publicfunction IsSameItem(AItem: TReferencedItem): Boolean; virtual;
Publicfunction RetrieveParameters(out Parameters: Pointer; Internal: Boolean): Integer; virtual;

Description

Publicconstructor Create;

 

Publicfunction DecRef: Integer;

Decrease and return reference counter. If it becomes zero destructor is called

Publicfunction IncRef: Integer;

Increase and return reference counter

Publicfunction IsSameItem(AItem: TReferencedItem): Boolean; virtual;

Returns True if the item has the same class and parameters as AItem

Publicfunction RetrieveParameters(out Parameters: Pointer; Internal: Boolean): Integer; virtual;

Fills Parameters with a pointer to public or internal (depending on value of Internal) parameters and returns size of the parameters in 32-bit dwords. Descendant classes should override this method to introduce their own parameters

Properties

Overview

Publicproperty RefCount: Integer;

Description

Publicproperty RefCount: Integer;

Reference counter

Last modified: 4 Jul, 2008
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