grSmoothing (Function)

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grSmoothing

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grSmoothing (Function)

In french: grLissage

Smoothes a Line chart or a Scatter chart by using the "cubic splines" algorithm.

Reminder: A chart is not smoothed by default.

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. See The charts for more details.

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. See The charts for more details.

This function is now available for WEBDEV sites in Linux.

Caution: A specific configuration is required to use this function in Linux. See The charts for more details.

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 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.

This function is now available for Android applications.

New in version 23

This function is now available for PHP sites.

This function is now available for Android applications.

This function is now available for PHP sites.

This function is now available for Android applications.

Example

// Smooth CHART_MyChart
grSmoothing(CHART_MyChart, True)

Syntax

Smoothing a chart Hide the details

grSmoothing(<Chart name> , <Smoothing>)

<Chart name>: Character string (with or without quotes)

Name of chart to use. This name corresponds to:
the chart name defined by programming with grCreate.
the name of Chart control found in the window editor, page editor or report editor.
Only the Chart controls are available.
Only the interactive Chart controls are available.

<Smoothing>: Boolean

True if the smoothing must be enabled,
False otherwise.

Versions 22 and later

Smoothing a chart series Hide the details

grSmoothing(<Chart name> , <Series number> , <Smoothing>)

<Chart name>: Character string (with or without quotes)

Name of chart to use. This name corresponds to:
the chart name defined by programming with grCreate.
the name of Chart control found in the window editor, page editor or report editor.
Only the Chart controls are available.
Only the interactive Chart controls are available.

<Series number>: Integer

Number of the series to smooth.

<Smoothing>: Boolean

True if the smoothing must be enabled,
False otherwise.

New in version 22

Smoothing a chart series Hide the details

grSmoothing(<Chart name> , <Series number> , <Smoothing>)

<Chart name>: Character string (with or without quotes)

Name of chart to use. This name corresponds to:
the chart name defined by programming with grCreate.
the name of Chart control found in the window editor, page editor or report editor.
Only the Chart controls are available.
Only the interactive Chart controls are available.

<Series number>: Integer

Number of the series to smooth.

<Smoothing>: Boolean

True if the smoothing must be enabled,
False otherwise.

Smoothing a chart series Hide the details

grSmoothing(<Chart name> , <Series number> , <Smoothing>)

<Chart name>: Character string (with or without quotes)

Name of chart to use. This name corresponds to:
the chart name defined by programming with grCreate.
the name of Chart control found in the window editor, page editor or report editor.
Only the Chart controls are available.
Only the interactive Chart controls are available.

<Series number>: Integer

Number of the series to smooth.

<Smoothing>: Boolean

True if the smoothing must be enabled,
False otherwise.

Remarks

The smoothing is taken into account:

in line charts (grCurve constant),
in scatter charts (grScatter constant) with linked points (grScatterLinkPoint).

Caution: This function has no effect on a 3D chart.

The parameters defined by grSmoothing will be taken into account during the next call to grDraw.

Related Examples:

Training (WINDEV): WD Chart

[ + ] This educational example present different uses of the chart control.
The following charts are presented:
- Semi-circular
- Donut
- Pie
- Sunburst
- Line
- Scatter
- 3D Scatter
- Column
- Area
- Bubble
- Radar
- Funnel
- Surface
- Waterfall
- Composite

The main features presented in this example are the ability to customize the charts by programming as well as the method used to fill a chart from a HFSQL file or in the editor.

Unit examples (WEBDEV): The Chart functions

[ + ] This example presents the main features of the chart designer of WEBDEV and it allows you to:
- Create a chart: Pie, Column or Line
- Define the display area of a chart
- Define the options of the chart (legend, percentage, ...)

Component : wd250grf.dll