Description

Sets the scale unit of the ruler bar.

Syntax

<void> RulerBarViewGenerator.setScaleUnit(<RulerBarScaleUnit> value, [<EmptyRequestCallback> callback], [<ErrorCallback> errorCallback])

Parameters

Parameter	Description
value	The property value.
callback	Optional. Is called when the operation completed.
errorCallback	Optional. Is called when the operation failed with an error.

Examples

The following example demonstrates RulerBarViewGenerator.setScaleUnit in a practical document-editing workflow. It sets the scale unit of the ruler bar.

function onTxError(error) {
    console.error("TX Text Control error:", error.msg);
    error.handled = true;
}

TXTextControl.rulerBar.setScaleUnit(
    TXTextControl.RulerBarScaleUnit.Auto,
    function() {
        console.log("set scale unit completed.");
    },
    onTxError
);