Classes > WaveformAnalyzer class > Methods > WaveformAnalyzer.SetDisplayRange method

Remarks

Changes the waveform range currently displayed on the analyzer window. The current range can be obtained calling the WaveformAnalyzer.GetDisplayRange method.

After a call to this method the CallbackWaveformAnalyzerRange delegate is invoked.

For further details about callback delegates see the How to synchronize the container application with the API tutorial.

For details about the use of the Waveform Analyzer refer to the How to use the Waveform Analyzer section.

For further details about methods of the Waveform Analyzer refer to the WaveformAnalyzer class section.

Syntax

[Visual Basic]

Public Function SetDisplayRange (

nBeginPosInMs as Int32,

nEndPosInMs as Int32

) as enumErrorCodes

[C#]

public enumErrorCodes SetDisplayRange (

Int32 nBeginPosInMs,

Int32 nEndPosInMs

);

[C++]

public: enumErrorCodes SetDisplayRange (

Int32 nBeginPosInMs,

Int32 nEndPosInMs

);

Parameter	Description

nBeginPosInMs	Number representing the displayed range start position, expressed in milliseconds
nEndPosInMs	Number representing the displayed range end position, expressed in milliseconds

Return value

Value	Meaning

Negative value	An error occurred (see the LastError property for further error details)
enumErrorCodes.ERR_NOERROR (0)	The method call was successful