The function sets a new style, width and color of horizontal levels of indicator to be output in a separate window.
[in] Drawing style. Can be one of the Drawing shape styles listed. EMPTY value means that the style will not be changed.
[in] Line width. Valid values are 1,2,3,4,5. EMPTY value indicates that the width will not be changed.
[in] Line color. Empty value CLR_NONE means that the color will not be changed.