COM Objects > WaveformAnalyzer object > Methods > WaveformAnalyzer.GraphicItemShow method

Remarks

Shows/hides the given graphic item.

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.

Syntax

[Visual Basic]

control.WaveformAnalzyer.GraphicItemShow (

nUniqueId as Integer,

[C++]

short control.WaveformAnalzyer.GraphicItemShow (

short nUniqueId,

short bShow

);

Parameter

Description

nUniqueId

Unique identification number assigned to the graphic item.

The unique identification number of a graphic item is generated using one of the following methods:

•	WaveformAnalyzer.GraphicItemHorizontalLineAdd for horizontal lines

•	WaveformAnalyzer.GraphicItemVerticalLineAdd for vertical lines

•	WaveformAnalyzer.GraphicItemWaveRangeAdd for wave ranges

bShow

Boolean value that specifies if the graphic item must be shown or hidden.

Supported values are the following:

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.