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grLabel (Function) In french: grLibellé Indicates various parameters of additional legend in a chart. Example of additional legends:
// Chart created through programming
// Display the caption for the labels of data categories in "MyChart"
grLabel("MyChart", grShowLabel, True)
// Chart control
// Display the caption for the percentages of data categories in "CHART_MyChart"
grLabel(CHART_Chart, grShowPercent, True)
Syntax
grLabel(<Chart name> , <Additional legend> , <Display>)
<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.
<Additional legend>: Constant Additional legend that will be displayed with the chart:- with a pie chart:
| | | grShowLabel | Label of data categories. | | grShowPercent | Percentage of data categories. | | grShowValue | Value of data categories. |
- with a column chart:
| | | grShowValue | Value of data categories. |
- with a stacked column chart:
| | | grShowValueIfNull | Label of data categories, even for the null values in the stacked column chart. |
<Display>: Boolean - True if the additional legend must be displayed,
- False otherwise.
Remarks Chart caption The chart caption can include three elements: - the category labels.
- the value of categories.
- the percentage of categories.
Chart captions can only be displayed in Pie, Column and Stacked Column charts. grLabel displays the different elements of the chart caption. Different elements are displayed according to the type of chart. The category labels displayed correspond to the ones defined by grCategoryLabel. The value of categories depends on the chart data. The percentage of categories is automatically calculated. The information display can be formatted by grMask. The modifications performed by grLabel will be taken into account during the next call to grDraw.
Related Examples:
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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
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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.
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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, ...)
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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, ...)
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