The threshold fill overlay displays bar values as a line with filled areas when the value crosses above the upper threshold or below the lower threshold.  The upper and lower threshold lines may optionally be shown.  The overlay has the following type-specific settings:

Settings Page

·Source - Source value for bars.

·Upper - Value source for the upper threshold.

·Lower - Value source for the lower threshold.

·Line - Line style for bars.

·Upper Fill - Fill style for bars where value is above upper threshold.

·Lower Fill - Fill style for bars where value is below lower threshold.

·Show Upper Line - If checked, a line is drawn connecting the upper threshold bar values.

·Upper Line - Line style for upper threshold.  If Show Upper Line is not checked, this setting is not available.

·Show Lower Line - If checked, a line is drawn connecting the lower threshold bar values.

·Lower Line - Line style for lower threshold.  If Show Lower Line is not checked, this setting is not available.

·Use Step - If checked, bars are connected with horizontal lines at each bar value and a vertical line stepping between the two.  If not checked, bars are connected with a straight line between bar values.

For further information on common overlay settings, please consult the Common Settings topic.  For further information on changing fill or line style settings, please consult the Chart Fill Settings or Chart Line Settings topics.