grDeleteSeries (Function)

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grDeleteSeries (Function)

In french: grSupprimeSérie

Deletes a data series from a chart. The data found in the series is deleted.

Caution: The remaining series will be re-numbered. For example, if the series 1 is deleted, the series 2 becomes the series 1, ...

Versions 15 and later

This function is now available for WEBDEV sites in Linux.

Caution: A specific configuration is required to use this function in Linux. For more details, see The charts.

New in version 15

This function is now available for WEBDEV sites in Linux.

Caution: A specific configuration is required to use this function in Linux. For more details, see The charts.

This function is now available for WEBDEV sites in Linux.

Caution: A specific configuration is required to use this function in Linux. For more details, see The charts.

Versions 16 and later

This function is now available for WINDEV applications in Linux.

New in version 16

This function is now available for WINDEV applications in Linux.

Versions 17 and later

This function is now available for iPhone/iPad applications.

New in version 17

This function is now available for iPhone/iPad applications.

Versions 18 and later

This function is now available in Windows Store apps mode.

New in version 18

This function is now available in Windows Store apps mode.

Versions 19 and later

This function is now available for Android applications.

New in version 19

This function is now available for Android applications.

Versions 21 and later

This function is now available in Universal Windows 10 App mode.

New in version 21

This function is now available in Universal Windows 10 App mode.

Versions 23 and later

This function is now available for PHP sites.

New in version 23

This function is now available for PHP sites.

This function is now available for PHP sites.

Example

// Delete the second data series from "MyChart"
grDeleteSeries("MyChart", 2)

// Delete the third data series from "CHART_MyChart"
grDeleteSeries(CHART_MyChart, 3)

Syntax

grDeleteSeries(<Chart name> [, <Series number> [, <Options>]])

<Chart name>: Control name or character string

Name of chart defined by grCreate or name of Chart control.
Only Chart controls are available.
Only the interactive Chart controls are available.

<Series number>: Optional integer

Number of the series to delete. If this parameter is not specified, the entire data is erased from the chart.

<Options>: Integer constant

Versions 15 and later
Type of deletion to perform:
grData Delete data from the series.
grDataAndStyle
(Default value) Delete data and style from the series.
New in version 15
Type of deletion to perform:
grData Delete data from the series.
grDataAndStyle
(Default value) Delete data and style from the series.
Type of deletion to perform:
grData Delete data from the series.
grDataAndStyle
(Default value) Delete data and style from the series.

Remarks

If all the chart series are deleted, new data must be added in order to redraw the chart.
The modifications performed by grDeleteSeries will be taken into account during the next call to grDraw.
For a series based on an item, the data is erased. The data source is stored and the data can be rebuilt. To cut the link to the source, use grSourceSeries and modify the source of the series.

Related Examples:

Training (WINDEV): WD Chart

[ + ] This example presents the different uses of the Chart control.
Different types of charts are presented:
- Pie
- Sunburst
- Line
- Scatter
- Column
- Area
- etc.

The main features presented here are the possibility to customize of charts from the code, as well as to fill the chart from an HFSQL data file, or in the editor.

Unit examples (WINDEV): The Chart functions

[ + ] Using the main chart designer features of WINDEV:
- Create a Pie, Column or Line chart
- Define the display area of a chart
- Define the chart options (legend, percentage, ...)
- Draw a line on a chart

Component: wd270grf.dll