Help / WLanguage / WLanguage functions / Controls, pages and windows / Chart management functions
  • Size of a point
  • Points in the "Scatter" charts
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Stored procedures
Defines the size of points in a "Scatter" chart.
Reminder: The size of a point in a "Scatter" chart is equal to 1 pixel by default.
Linux Caution: A specific configuration is required to use this function in Linux. For more details, see The charts.
// Increase the size of points in "MyChart".
// This chart is a "Scatter" chart.
grScatterPointSize(CHART_MyChart, 3)
grScatterPointSize(<Chart name> , <Size>)
<Chart name>: Control name or character string
Name of the chart to be used. This name corresponds to:
  • the chart name defined through programming with grCreate.
  • the name of the Chart control in the window, page or report editor.
PHP Only the interactive Chart controls are available.
<Size>: Integer
Size of a point (in pixels).

Size of a point

The displayed point is a square whose size of side is calculated via the following formula: (<Size>*2)-1 pixels.
Point size

Points in the "Scatter" charts

  • In the "Scatter" charts, a point is defined by its coordinates (X coordinate and Y coordinate).
  • The data defined by grScatterPointSize will be taken into account during the next call to grDraw.
  • grScatterPointSize can only be used for the "Scatter" charts. This function has no effect with the other types of charts.
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 (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: wd280grf.dll
Minimum version required
  • Version 9
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Last update: 06/22/2023

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