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FOR WINDEV, WEBDEV AND WINDEV MOBILE

  • Managing the category labels
WINDEV
WindowsLinuxUniversal Windows 10 AppJavaReports and QueriesUser code (UMC)
WEBDEV
WindowsLinuxPHPWEBDEV - Browser code
WINDEV Mobile
AndroidAndroid Widget iPhone/iPadApple WatchUniversal Windows 10 AppWindows Mobile
Others
Stored procedures
Initializes the label of data category (or section) in a chart.
Example of category label:
Category label
The chart used can be:
  • a chart created by programming (grCreate).
  • a Chart control created in the window editor, page editor or report editor.
Reminder: A chart element has no label by default.
Versions 15 and later
WEBDEV - Server codeLinux This function is now available for the 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 the 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 the 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
WINDEVLinux This function is now available for the WINDEV applications in Linux.
New in version 16
WINDEVLinux This function is now available for the WINDEV applications in Linux.
WINDEVLinux This function is now available for the WINDEV applications in Linux.
Versions 17 and later
iPhone/iPad This function is now available for the iPhone/iPad applications.
New in version 17
iPhone/iPad This function is now available for the iPhone/iPad applications.
iPhone/iPad This function is now available for the iPhone/iPad applications.
Versions 18 and later
Universal Windows 10 App This function is now available in Windows Store apps mode.
New in version 18
Universal Windows 10 App This function is now available in Windows Store apps mode.
Universal Windows 10 App This function is now available in Windows Store apps mode.
Versions 19 and later
Android This function is now available for the Android applications.
New in version 19
Android This function is now available for the Android applications.
Android This function is now available for the Android applications.
Versions 21 and later
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
New in version 21
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Versions 23 and later
PHP This function is now available for the PHP sites.
New in version 23
PHP This function is now available for the PHP sites.
PHP This function is now available for the PHP sites.
Example
// Initialize the "January" label of second data category
// in "MyChart"
grCategoryLabel("MyChart", 2, "January")
// Initialize the "January" label of second data category
// in "MyChart"
grCategoryLabel(CHART_MyChart, 2, "January")
Syntax
grCategoryLabel(<Chart Name> , <Subscript> , <Label>)
<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.
Android Only the Chart controls are available.
PHP Only the interactive Chart controls are available.
<Subscript>: Integer
Subscript of data in the series.
<Label>: Character string
Caption of label to initialize.
Versions 23 and later
This parameter can also correspond to a duration, a date, a time or a date-time.
Note: If you are using a temporal abscissa scale, grCategoryLabel must be systematically called whenever adding data into the chart with grAddData.
New in version 23
This parameter can also correspond to a duration, a date, a time or a date-time.
Note: If you are using a temporal abscissa scale, grCategoryLabel must be systematically called whenever adding data into the chart with grAddData.
This parameter can also correspond to a duration, a date, a time or a date-time.
Note: If you are using a temporal abscissa scale, grCategoryLabel must be systematically called whenever adding data into the chart with grAddData.
Remarks

Managing the category labels

The category labels are displayed:
  • below the horizontal marks for the Line charts and Stock charts (Candlestick and BarCharts),
  • below the X axis for the column charts and MinMax charts.
Category label
The category labels cannot be used with the Scatter charts.
The category labels are defined by grCategoryLabel.
The data defined by grCategoryLabel will be taken into account during the next call to grDraw.
The label font can be modified by grLabelFont.
The category labels defined by grCategoryLabel can be displayed in the caption of Pie charts (grShowLabel constant used with grLabel).
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 (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
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, ...)
The Chart control Unit examples (WINDEV Mobile): The Chart control
[ + ] Using the Chart control to display different types of charts:
- Pie (or pie chart)
- Line
- Column chart
- Area
The Chart functions Unit examples (WINDEV Mobile): The Chart functions
[ + ] Using the Chart functions:
- create a Pie, Column or Line chart by programming
- define the chart options (legend, percentage, ...)
Components
WINDEVWEBDEV - Server codeReports and Queries wd230grf.dll
Windows Mobile wp230grf.dll
Linux wd230grf.so
Android wd230android.jar
Minimum required version
  • Version 9
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