Difference between revisions of "TMemoryStreamEx"
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Latest revision as of 05:59, 31 May 2018
Return to Unit UltiboClasses
Description
To be documented
Class definitions
TMemoryStreamEx = class(TStream)
| Note: A memory stream which does not Realloc on expand | |
constructor Create;
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destructor Destroy; override;
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private
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FRecent:TMemoryBlock;
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FBlocks:TLinkedObjList;
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FSize:LongInt;
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FPosition:LongInt;
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FCapacity:LongWord;
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function RoundSize(ASize:LongInt):LongWord;
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function GetBlock(AOffset:LongWord):TMemoryBlock;
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function ReadBlock(ABlock:TMemoryBlock; ABuffer:Pointer; AOffset,ACount:LongWord):LongWord;
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function WriteBlock(ABlock:TMemoryBlock; ABuffer:Pointer; AOffset,ACount:LongWord):LongWord;
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procedure SetCapacity(ACapacity:LongWord);
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protected
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procedure SetSize(ASize:LongInt); override;
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public
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function Read(var ABuffer; ACount:LongInt):LongInt; override;
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function Write(const ABuffer; ACount:LongInt):LongInt; override;
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function Seek(AOffset:LongInt; AOrigin:Word):LongInt; override;
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procedure SaveToStream(AStream:TStream);
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procedure LoadFromStream(AStream:TStream);
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procedure SaveToFile(const AFileName:String);
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procedure LoadFromFile(const AFileName:String);
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procedure Clear;
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Function declarations
constructor TMemoryStreamEx.Create;
Description: To be documented
| Note | None documented |
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destructor TMemoryStreamEx.Destroy;
Description: To be documented
| Note | None documented |
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function TMemoryStreamEx.RoundSize(ASize:LongInt):LongWord;
Description: To be documented
| Note | None documented |
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function TMemoryStreamEx.GetBlock(AOffset:LongWord):TMemoryBlock;
Description: To be documented
| Note | None documented |
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function TMemoryStreamEx.ReadBlock(ABlock:TMemoryBlock; ABuffer:Pointer; AOffset,ACount:LongWord):LongWord;
Description: To be documented
| Note | None documented |
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function TMemoryStreamEx.WriteBlock(ABlock:TMemoryBlock; ABuffer:Pointer; AOffset,ACount:LongWord):LongWord;
Description: To be documented
| Note | None documented |
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procedure TMemoryStreamEx.SetCapacity(ACapacity:LongWord);
Description: To be documented
| Note | None documented |
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procedure TMemoryStreamEx.SetSize(ASize:LongInt);
Description: To be documented
| Note | None documented |
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function TMemoryStreamEx.Read(var ABuffer; ACount:LongInt):LongInt;
Description: To be documented
| Note | None documented |
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function TMemoryStreamEx.Write(const ABuffer; ACount:LongInt):LongInt;
Description: To be documented
| Note | None documented |
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function TMemoryStreamEx.Seek(AOffset:LongInt; AOrigin:Word):LongInt;
Description: To be documented
| Note | None documented |
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procedure TMemoryStreamEx.SaveToStream(AStream:TStream);
Description: To be documented
| Note | None documented |
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procedure TMemoryStreamEx.LoadFromStream(AStream:TStream);
Description: To be documented
| Note | None documented |
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procedure TMemoryStreamEx.SaveToFile(const AFileName:String);
Description: To be documented
| Note | None documented |
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procedure TMemoryStreamEx.LoadFromFile(const AFileName:String);
Description: To be documented
| Note | None documented |
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procedure TMemoryStreamEx.Clear;
Description: To be documented
| Note | None documented |
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