MapDeleteShape (Function)

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MapDeleteShape (Function)

In french: CarteSupprimeForme

Deletes a shape drawn on the map displayed in an Map control.

Example

// Delete a shape
MapDeleteShape(MAP_MyMap, MyShape)

Syntax

Deleting a shape via its associated variable Hide the details

<Result> = MapDeleteShape(<Map control> [, <Shape>])

<Result>: Boolean

True if the shape was deleted,
False otherwise. To get the details of the error, use ErrorInfo.

<Map control>: Control name

Name of the Map control to be used. If this parameter corresponds to an empty string (""), the Map control to which the current event belongs will be used.

<Shape>: MapCircle, MapPolygon or MapPolyline variable

Shape to be deleted on the map displayed in the Map control. This shape can be described using one of the following types of variables:
a MapPolygon variable,
a MapPolyline variable,
a variable of type MapCircle.
If this parameter is not specified, all the shapes on the map will be deleted.

Deleting a shape via its name Hide the details

<Result> = MapDeleteShape(<Map control> , <Shape identifier>)

<Result>: Boolean

True if the shape was deleted,
False otherwise. To get the details of the error, use ErrorInfo.

<Map control>: Character string

Name of the Map control to be used. If this parameter corresponds to an empty string (""), the Map control to which the current event belongs will be used.

<Shape identifier>: Character string

Identifier of the shape to delete. This identifier corresponds to the Name property of the variable associated with the shape. If this parameter is not specified, all the shapes on the map will be deleted.

Remarks

To add a new shape to be drawn on a Map control, use MapAddShape.
To modify a shape drawn in a Map control, use MapModifyShape.

Related Examples:

Training (WINDEV): WD Extended Map

[ + ] This example shows the different features of the Map control in desktop (Windows) and mobile (Android, iOS) devices

Business / UI classification: UI Code

Component: wd270java.dll