To make data charts clearer and easier to understand, it is common to add reference lines such as target lines, control lines, and average lines to charts. These reference lines assist with analysis and improve the readability of the graphics. The reference line component provided by the product supports configuring reference lines for column charts, bar charts, line charts, area charts, dual-axis charts (currently not supported), combo charts, and scatter plots.

2.1 General reference line #

Step 1: Click Add Reference Line, move the mouse to the desired position in the chart, and click to add.

Step 2: Set the calculation method to Average, and click Apply.

Step 3: Click Add Reference Line. You can set multiple reference lines.

Step 4: Click a reference line to edit or delete it.

2.2 Reference lines for scatter plots #

Set different reference lines for each metric field to create four quadrants.

3.1 Reference line name settings #

Supports modifying the display name of the reference line.

3.2 Calculation method settings #

Calculated value: Calculate based on a metric, supporting average, maximum, minimum, or sum. Fixed value: Enter any fixed value as the reference line size.

3.3 Style settings #

• Line style: Supports modifying color, thickness, and line type.

• Label display: Supports displaying the name or value, and configuring the data format.

Data format: The default is Auto, which is consistent with the metric capsule format. You can manually set it to number, percentage, per mille, or raw value.

• Label font: You can set the font size and color of the label.