fsMapViewSetMapIsolinesVisibility

This function can be used to show or hide isolines on the MapView.

 

 

Syntax

bool fsMapViewSetMapIsolinesVisibility(
    FsContext ctx,
    FsTextureId id,
    bool bVisibility
    )

 

 

Members

Parameters	Description
ctx	A value of type FsContext provided as an argument of the gauge callback.
id	The MapView render ID as returned by the function fsMapViewCreate.
bVisibility	Set to true to make the isolines visible, set to false to make invisible.

 

 

Return Values

Returns false if:

• no texture matches the given MapView ID
• the ctx is invalid

Otherwise it will return true.

 

 

Remarks

Isolines are only visible when in the altitude view (see here for details):

 

 

See Also

• NanoVG API
• fsMapViewCreate