Gets or sets whether there is a line break at the start of the box, such that the line wraps at the start of the box.

If property IsOperatorEmulator is set to false the value is always -1.

Allowed values are from -1 to 255, inclusive.

When the value is -1 the box does not manually break onto the next line.

When the value is 0 the box manually breaks onto the next line and is aligned with the beginning of the previous line.

When the value is greater than 0 the box manually breaks onto the next line and is aligned with the specified index of the operator on the previous line.

Default value is -1.