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grSurfaceGetData (Function) In french: grSurfaceRécupèreDonnée Retrieves a data from a Surface chart. // Display a data in the "CHART_MyChart" control.
// This data is the X-coordinate of the first point.
Info(grSurfaceGetData(CHART_MyChart, 1, grXCoordinate))
Syntax
<Result> = grSurfaceGetData(<Chart name> , <Index> , <Value to retrieve>)
<Result>: Real Retrieved value. <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).
<Index>: Integer Data index defined by the order of addition in the chart.
If the data corresponding to the specified index does not exist, the retrieved value is 0. <Value to retrieve>: Integer Indicates the value to retrieve: | | | grXCoordinate | X-coordinate of the point to retrieve. | | grYCoordinate | Y-coordinate of the point to retrieve. | | grZCoordinate | Z-coordinate of the point to retrieve. |
Remarks - Reminder: For the data in a Surface chart, the XY plane constitutes the base of the surface while Z indicates the height of the point.
- To retrieve data from a Stock chart, it is recommended to use grStockGetData.
- To retrieve data from a Scatter chart, it is recommended to use grScatterGetDataXY.
- To retrieve a data from a chart, use grGetData.
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