{
//
// ATTENTION: This code is maintained at https://www.mediawiki.org/wiki/Template:Graph:Population_history
// Please do not modify it anywhere else, as it may get copied and override your changes.
// Suggestions can be made at https://www.mediawiki.org/wiki/Template_talk:Graph:Population_history
//
"version": 2,
"width": 400,
"height": 200,
// The population data for this graph comes from Wikidata.
"data": [
{
"name": "table",
"url": "wikidatasparql:///?query=SELECT%20%28MAX%28%3Felorating%29%20as%20%3Felorating%29%20%3Fyear%20WHERE%20%7B%0A%20%20%20%20%23%20set%20the%20item%20here%20-%20e.g.%20city%2C%20country%0A%09BIND%28wd%3AQ2193599%20as%20%3Fitem%29%0A%20%20%20%20%3Fitem%20p%3AP1087%20%3Felostatement%20.%0A%20%20%20%20%3Felostatement%20ps%3AP1087%20%3Felorating%20.%0A%20%20%20%20OPTIONAL%20%7B%0A%20%20%20%20%20%20%3Felostatement%20pq%3AP585%20%3Fdate%20.%0A%20%20%20%20%20%20BIND%28year%28%3Fdate%29%20as%20%3Fyear%29%0A%20%20%20%20%7D%0A%7D%20GROUP%20BY%20%3Fyear%20ORDER%20BY%20ASC%28%3Fyear%29",
"format": {
"type": "json"
},
// Convert year integer (2016) into a date object (2016-01-01)
"transform": [{ "type": "formula", "field": "date", "expr": "datetime(datum.year,0,1)" }]
}
],
"scales": [
// The dates are scaled to the "x" axis - the width of the graph
{
"name": "x",
"type": "time",
"range": "width",
"domain": {"data": "table","field": "date"}
},
// The population are scaled to the "y" axis - the height of the graph
// Optional scale parameter can change "linear" to other scales like log
// Optional max parameter can fix the upper bound of the graph
{
"name": "y",
"type": "linear",
"range": "height",
"domain": {"data": "table","field": "elorating"},
"clamp": true,
"nice": true
}
],
// Simple axis with horizontal grid lines
"axes": [
{"type": "x", "scale": "x", "ticks": 5},
{"type": "y", "scale": "y", "ticks": 5, "grid": true, "orient":"right"}
],
// The graph is drawn with two elements a thick line at the top, and a semi-transparent area below
"marks": [
{
"type": "area",
"from": {"data": "table"},
"properties": {
"enter": {
"x": {"scale": "x","field": "date"},
"y": {"scale": "y","value": 0},
"y2": {"scale": "y","field": "elorating"},
"fill": {"value": "#99B2CC"},
"fillOpacity": {"value": 0.35},
"interpolate": {"value": "monotone"}
}
}
},
{
"type": "line",
"from": {"data": "table"},
"properties": {
"enter": {
"x": {"scale": "x","field": "date"},
"y": {"scale": "y","field": "elorating"},
"stroke": {"value": "#99B2CC"},
"strokeWidth": {"value": 3},
"interpolate": {"value": "monotone"}
}
}
},
{
"type": "symbol",
"from": {"data": "table"},
"properties": {
"enter": {
"x": {"scale": "x","field": "date"},
"y": {"scale": "y","field": "elorating"},
"stroke": {"value": "#99B2CC"},
"fill": {"value": "#fff"},
"size": {"value": 30}
}
}
}
]
}