Displays

chart and map — how a node is drawn. Always a node’s last step.

chart

trend:
  chart: { from: affordability, type: line, x: year, y: years_of_salary, unit: years }

Option	Meaning
`from`	The node drawn (or the node’s own table when it has earlier steps).
`type`	`kpi`, `line`, `bar`, `column`, `area`, `scatter`, `table` or `heatmap`.
`x`	The column along the horizontal axis.
`y`	One column or a list along the vertical axis; a KPI’s value; a heatmap’s rows.
`group`	One line or set of bars per value of this column.
`color`, `value`	A heatmap’s colour column.
`at`	A KPI’s row, ordered by `x`: `last` (default) or `first`.
`unit`	Shown after values.
`title`	The chart’s title.

where:
  map: { from: cells, level: cell, area: AM01, color: heat }

Option	Meaning
`from`	The node drawn.
`level`	`marz`, `district`, `community` or `cell`.
`area`	For cells: `AM` or `AM01`; for regions, a marz to show alone.
`code`	The column holding place codes (default `code`). Cells also need `lat` and `lon`.
`color`	The column that colours each place.
`time`	A time column becomes a slider.
`title`	The map’s title.