Gridlines
The Gridlines class represents a set of grid lines for a visual encoding. To create a Gridlines object, use the gridlines method in the Scene class, for example:
let gridlines = scene.gridlines("x", "metric");
Properties
| property | explanation | type | default value | 
|---|---|---|---|
| id  | the unique id of the legend | String | |
| type  | the type of the legend | String | “legend” | 
| channel  | the visual channel of the legend possible values: “fillColor”, “strokeColor” | String | |
| field  | the data field of the legend | String | |
| x | the x coordinate of vertical gridlines | Number | |
| y | the y coordinate of horizontal gridlines | Number | |
| textColor | the text color of gridlines | Color | “#555” | 
| strokeColor | the stroke color of gridlines | Color | “#ddd” | 
| strokeWidth | the stroke width of gridlines | Number | 1 | 
| values | the data values represented by the grid lines, if not provided, Mascot will auto-generate values | Array |