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WaveformAnalyzer.GraphicItemHorizontalLineParamsSet method

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Modifies parameters of an existing horizontal line displayed over the waveform's graphics. Current parameters can be obtained through the WaveformAnalyzer.GraphicItemHorizontalLineParamsGet method.


For details about graphic items management on the waveform analyzer refer to the How to add graphic items to the Waveform analyzer section.

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 object section.





[Visual Basic]

control.WaveformAnalyzer.GraphicItemHorizontalLineParamsSet (

nUniqueId as Integer,

settings as Long

) as enumErrorCodes



short control.WaveformAnalyzer.GraphicItemHorizontalLineParamsSet (

short nUniqueId,

void *settings









Unique identification number assigned to the line by a previous call to the WaveformAnalyzer.GraphicItemHorizontalLineAdd method.


Address of a structure of type WANALYZER_HORIZONTAL_LINE containing new settings for the line.



Return value






Negative value

An error occurred (see the LastError property for further error details)

enumErrorCodes.ERR_NOERROR (0)

The method call was successful.