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Stored procedures
<Chart>.Smoothing (Function)
In french: <Graphe>.Lissage
Smoothes a Line chart or a Scatter chart by using the "cubic splines" algorithm.
Reminder: A chart is not smoothed by default.
Linux Caution: A specific configuration is required to use this function in Linux. For more details, see The charts.
// Smooth the chart displayed in CHART_MyChart

Smoothing a chart Hide the details

<Chart control>.Smoothing(<Smoothing>)
<Chart control>: Control name
Name of the Chart control to use (in the window, page or report editor).
PHP Only the interactive Chart controls are available.
<Smoothing>: Boolean
  • True if the smoothing must be enabled,
  • False otherwise.
The smoothing is taken into account:
Caution: This function has no effect on a 3D chart.
The parameters defined by <Chart>.Smoothing will be taken into account during the next call to <Chart>.Draw.
Related Examples:
WD Chart 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.
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: wd280grf.dll
Minimum version required
  • Version 23
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