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Stored procedures
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
WEBDEV - Server codeLinux This function is now available for WEBDEV sites in Linux.
Linux Caution: A specific configuration is required to use this function in Linux. See The charts for more details.
New in version 15
WEBDEV - Server codeLinux This function is now available for WEBDEV sites in Linux.
Linux Caution: A specific configuration is required to use this function in Linux. See The charts for more details.
WEBDEV - Server codeLinux This function is now available for WEBDEV sites in Linux.
Linux Caution: A specific configuration is required to use this function in Linux. See The charts for more details.
Versions 16 and later
Linux This function is now available for WINDEV applications in Linux.
New in version 16
Linux This function is now available for WINDEV applications in Linux.
Linux This function is now available for WINDEV applications in Linux.
Versions 23 and later
PHP This function is now available for PHP sites.
New in version 23
PHP This function is now available for PHP sites.
PHP This function is now available for PHP sites.
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.
PHP 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.
PHP 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.
PHP 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.
PHP 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:
WD Chart 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.
The Chart functions 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 : wd240grf.dll
Minimum version required
  • Version 9
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