Difference between revisions of "Template:Global Heat Maps by Year/doc"

From blackwiki
Jump to navigation Jump to search
imported>Doc James
m (Doc James moved page Template:ObesityGraph/doc to Template:Global Heat Maps by Year/doc: better name)
imported>Doc James
Line 5: Line 5:
 
{| class="wikitable"
 
{| class="wikitable"
 
! style="text-align: left;" | <nowiki>{{</nowiki>{{BASEPAGENAME}}<br>
 
! style="text-align: left;" | <nowiki>{{</nowiki>{{BASEPAGENAME}}<br>
&#124; title=Global Obesity Rates<br>
+
&#124; title=Global Rates of Obesity and Overweight<br>
 
&#124; table=Sandbox/Doc_James/Obesity_Males_CC-BY-SA.tab<br>
 
&#124; table=Sandbox/Doc_James/Obesity_Males_CC-BY-SA.tab<br>
 
&#124; column=percent_overweight<br>
 
&#124; column=percent_overweight<br>

Revision as of 09:06, 31 December 2017

This graph's main version resides at Template:Graph:World Historical Highlights. Please make or suggest all the changes there, and copy it everywhere else (until the copying is automated)

{{Global Heat Maps by Year

| title=Global Rates of Obesity and Overweight
| table=Sandbox/Doc_James/Obesity_Males_CC-BY-SA.tab
| column=percent_overweight
| columnName=Obesity rate
}}

<graph mode="interactive">

{

 //
 // ATTENTION: This code is maintained at https://www.mediawiki.org/wiki/Template:Graph:World_Historical_Highlights
 //            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:World_Historical_Highlights
 //
 "version": 2,
 "width": 300,
 "height": 265,
 "signals": [
   // TODO: should be auto-calculated last available
   { "name": "initYear", "init": {{{year}}} },
   { "name": "gapHeight", "init": 26 },
   {
     // Hide overview if total height is too small
     "name": "showOverview",
     "init": {"expr": "true || height < (gapHeight + 100)" }
   },
   { "name": "overviewHeight", "init": {"expr": "showOverview ? 40 : 0" } },
   { "name": "detailHeight", "init": {"expr": "height - (showOverview ? overviewHeight + gapHeight : 0)" } },
   { "name": "overviewYPos", "init": {"expr": "height - overviewHeight" } },
   { "name": "mapXC", "init": {"expr": "width/2"} },
   { "name": "mapYC", "init": {"expr": "overviewYPos/2"} },
   {
     "name": "brush_start",
     "streams": [{
       "type": "@overview:mousedown, @overview:touchstart", 
       "expr": "clamp(eventX(), 0, width)",
       "scale": {"name": "xOverview", "invert": true}
     }]
   },
   {
     "name": "brush_end",
     "streams": [{
       "type": "@overview:mousedown, [@overview:mousedown, window:mouseup] > window:mousemove, @overview:mouseup, @overview:touchstart, [@overview:touchstart, window:touchend] > window:touchmove, @overview:touchend",
       "expr": "clamp(eventX(), 0, width)",
       "scale": {"name": "xOverview", "invert": true}
     }]
   },
   {
     "name": "fromYear", 
     "init": {"expr": "initYear"},
     "expr": "year(min(brush_start, brush_end))"
   },
   {
     "name": "toYear",
     "init": {"expr": "initYear"},
     "expr": "year(max(brush_start, brush_end))"
   },
   {
     "name": "isRange", 
     "init": {"expr": "false"},
     "expr": "fromYear !== toYear"
   },
   {
     "name": "tooltip",
     "init": {"expr": "{x: 0, y: 0, datum: false }"}, 
     "streams": [
       {"type": "@map:mouseout, @map:touchstart", "expr": "{x: 0, y: 0, datum: false }" },
       {"type": "@map:mouseover, @map:touchstart", "expr": "{x: eventX(), y: eventY(), datum: eventItem().datum.lookup}" }
     ]
   }
 ],
 "data": [{
   "name": "data",
   "url": "tabular:///Sandbox/Doc_James/Obesity_Males_CC-BY-SA.tab",
   "format": {"type": "json", "property": "data"},
   "transform": [
     { "type": "formula", "field": "value", "expr": "datum.percent_overweight" }
   ]
 },{
   "name": "totals",
   "source": "data",
   "transform": [
     {
     	"type": "aggregate",
     	"groupby": ["year"],
       "summarize": [{"field": "value", "ops": ["sum"], "as": ["total"]}]
     },
     { "type": "formula", "field": "date", "expr": "datetime(datum.year, 0, 1)" }
   ]
 },{
   // Select just the source data for the starting year
   "name": "firstYearData",
   "source": "data",
   "transform": [{"type": "filter", "test": "datum.year === fromYear"}]
 },{
   // Select just the source data for the ending year
   "name": "yearData",
   "source": "data",
   "transform": [{
     "type": "filter", "test": "datum.year === toYear"
   },{
     "type": "sort", "by": ["-value"]
   },{
     "type": "rank", "field": "country"
   },{
     "type": "lookup",
     "on": "firstYearData",
     "onKey": "country",
     "keys": ["country"],
     "as": ["firstYear"],
     "default": null
   },{
     "type": "formula", "field": "calc", "expr": "if(isRange, (datum.value - datum.firstYear.value)/datum.firstYear.value, datum.value)"
   }]
 },{
   "name": "mapData",
   "url": "map:///Naturalearthdata.com/admin-0-countries-no-antarctica.map",
   "format": {"type": "json", "property": "data.features"},
   "transform": [{
     "type": "geopath",
     "projection": "equirectangular",
     "scale": 72,
     "translate": [{"expr": "mapXC"}, {"expr": "mapYC"}]
   },{
   	"type": "formula",
   	"field": "my_id",
   	"expr": "datum.properties.iso_a3 || datum.properties.adm0_a3"
   },{
     "type": "lookup",
     "on": "yearData",
     "onKey": "country",
     "keys": ["my_id"],
     "as": ["lookup"],
     "default": 100
   }]
 },{
   "name": "dummyValue",
   "values": [{}]
 }],
 "scales": [{
   "name": "color",
   "type": "linear",
   "domain": {"data": "yearData", "field": "calc"},
   "range": ["blue", "#a50026"],
   "zero": false,
   "clamp": true
 },{
   "name": "diffColor",
   "type": "linear",
   "domain": [-1, -0.8, -0.6, -0.3, -0.1, 0, 0.1, 0.3, 0.6, 0.8, 1],
   "range": ["#313695", "#4575b4", "#74add1", "#abd9e9", "#e0f3f8", "#ffffbf", "#fee090", "#fdae61", "#f46d43", "#d73027", "#a50026"],
   "zero": false,
   "clamp": true
 },{
     "name": "xOverview",
     "type": "time",
     "range": "width",
     "domain": {"data": "totals", "field": "date"}
 },{
     "name": "yOverview",
     "type": "linear",
     "rangeMin": {"signal": "overviewHeight"},
     "nice": true,
     "zero": false,
     "domain": {"data": "totals", "field": "total"}
 }],
 "marks": [{
   "type": "group",
   "name": "detail",
   "properties": {
     "enter": {
       "height": {"signal": "detailHeight"},
       "width": {"signal": "width"}
   } },
   "marks": [{
     "name": "map",
     "type": "path",
     "from": {"data": "mapData"},
     "properties": {
       "enter": {
         "stroke": {"value": "#fff"},
         "path": {"field": "layout_path"}
       },
       "update": {
         "fill": [
           {"test": "isRange", "field": "lookup.calc", "scale": "diffColor"},
           {"field": "lookup.calc", "scale": "color"}
         ],
         "stroke": {"value": "#fff"}
       },
       "hover": {"fill": {"value": "#989898"}, "stroke": {"value": "#000"} }
     }
   }]
 },{
   "type": "group",
   "name": "overview",
   "from": {
     "data": "dummyValue",
     // HACK: brush_end is needed to fool optimizer, because otherwise legend doesn't auto-update
     "transform": [{"type": "filter", "test": "(brush_end && 0) || showOverview"}]
   },
   "properties": {
     "enter": {
       "x": {"value": 0},
       "y": {"signal": "overviewYPos"},
       "height": {"signal": "overviewHeight"},
       "width": {"signal": "width"},
       "fill": {"value": "transparent"}
   } },
   "axes": [
     {"type": "x", "scale": "xOverview", "ticks": 7}
   ],
   "marks": [{
     // Draw scale for a single year (I wish we could dynamically pick which scale to use for the legend)
     "type": "group",
     // HACK: brush_end is needed to fool optimizer, because otherwise legend doesn't auto-update
     "from": { "data": "dummyValue", "transform": [{"type": "filter", "test": "(brush_end && 0) || !isRange"}] },
     "properties": { "enter": { "width": {"signal": "width"} } },
       "legends": [{
         "fill": "color",
         "offset": 20,
         "properties": {"legend": {"y": {"value": 30} } }
   }]},{
     // Draw scale for a range (I wish we could dynamically pick which scale to use for the legend)
     "type": "group",
     "from": { "data": "dummyValue", "transform": [{"type": "filter", "test": "isRange"}] },
     "properties": { "enter": { "width": {"signal": "width"} } },
       "legends": [{
         "fill": "diffColor",
         "offset": 20,
         "properties": {
           "legend": {"y": {"value": 30} },
           "labels": {
             "text": [
               {"test": "datum.data===0", "value": "0"},
               {"test": "(datum.data%1)===0", "template": "{{datum.data|number:'.0%'}}"},
               {"value": ""}
   ]} } }]},{
     "name": "yearLabel",
     "type": "text",
     "from": {
       "data": "dummyValue",
       "transform": [
         {"type": "formula", "field": "text", "expr": "if(isRange,fromYear + '-' + toYear, fromYear)"},
         {"type": "formula", "field": "fontSize", "expr": "if(isRange,22,32)"}
     ]},
     "properties": {
       "enter": {
         "x": {"signal": "width", "offset": 72},
         "y": {"value": 20},
         "fontWeight": {"value": "bold"},
         "align": {"value": "center"},
         "baseline": {"value": "middle"},
         "fill": {"value": "#08306b"}
       },
       "update": {
         "fontSize": {"field": "fontSize"},
          "text": {"field": "text"}
   } } },{
     "type": "line",
     "from": { "data": "totals" },
     "properties": {
       "update": {
         "x": {"scale": "xOverview", "field": "date"},
         "y": {"scale": "yOverview", "field": "total"},
         "stroke": {"value": "#08306b"},
         "strokeWidth": {"value": 2}
   } } },{
     "type": "rect",
     "from": {
       "data": "dummyValue",
       "transform": [
         {"type": "formula", "field": "fromDate", "expr": "datetime(fromYear, -6, 1)"},
         {"type": "formula", "field": "toDate", "expr": "datetime(toYear, 6, 1)"}
     ]},
     "properties": {
       "enter": {
         "y": {"value": 0},
         "height": {"signal": "overviewHeight"},
         "fill": {"value": "#333"},
         "fillOpacity": {"value": 0.2},
         "stroke": {"value": "#f00"},
         "strokeDash": {"value": [4]}
       },
       "update": {
         "x": {"scale": "xOverview", "field": "fromDate"},
         "x2": {"scale": "xOverview", "field": "toDate"}
 } } }]},
 
 {
   "name": "tooltip",
     "type": "group",
     "from": {
       "data": "dummyValue",
       "transform": [
         {"type": "filter", "test": "tooltip.datum && tooltip.datum.calc"},
         {"type": "formula", "field": "offsetX", "expr": "5"},
         {"type": "formula", "field": "offsetY", "expr": "30"},
         {"type": "formula", "field": "tipWidth", "expr": "200"},
         {"type": "formula", "field": "tipHeight", "expr": "51"},
         {"type": "formula", "field": "alignLeft", "expr": "tooltip.x > width - datum.offsetX - datum.tipWidth"},
         {"type": "formula", "field": "alignTop", "expr": "tooltip.y > height - datum.offsetY - datum.tipHeight"},
         {"type": "formula", "field": "x", "expr": "max(0, tooltip.x + (datum.alignLeft ? -datum.offsetX-datum.tipWidth : datum.offsetX ))"},
         {"type": "formula", "field": "y", "expr": "tooltip.y + (datum.alignTop ? -1 : 1) * datum.offsetY"},
         {"type": "formula", "field": "lookupCountry", "expr": "tooltip.datum.country"},

{ "type": "lookup", "on": "mapData", "onKey": "my_id", "keys": ["lookupCountry"], "as": ["mapDataVal"], "default": null },

         {"type": "formula", "field": "name", "expr": "datum.mapDataVal ? datum.mapDataVal.properties.name : '?xyz?'"},

{ "type": "lookup", "on": "yearData", "onKey": "country", "keys": ["lookupCountry"], "as": ["yearDataVal"], "default": null },

         {"type": "formula", "field": "rank", "expr": "datum.yearDataVal ? datum.yearDataVal.rank : 1000"}
     ]},
     "properties": {
       "update": {
         "x": {"field": "x" }, "y": {"field": "y" },
         "width": {"field": "tipWidth" },
         "height": {"field": "tipHeight" },
         "fill": {"value": "#fff"},
         "fillOpacity": {"value": 0.85},
         "stroke": {"value": "#aaa"},
         "strokeWidth": {"value": 0.5}
     } },
     "marks": [
       {
         "type": "text",
         "properties": {
           "update": {
             "x": {"value": 6}, "y": {"value": 14},
             "text": {"template": "{{parent.name}}"},
             "fill": {"value": "black"},
             "fontWeight": {"value": "bold"}
       } } },
       {
         "type": "text",
         "properties": {
           "update": {
             "x": {"value": 6}, "y": {"value": 29},
             "text": [
               {"test": "isRange", "template": "Growth:\t{{tooltip.datum.calc|number:'.1%'}}"},
               {"template": "Obesity rate:\t{{tooltip.datum.calc|number:',.1f'}}%"}
             ],
             "fill": {"value": "black"}
       } } },
       {
         "type": "text",
         "properties": {
           "update": {
             "x": {"value": 6}, "y": {"value": 44},
             "text": [
               {"test": "isRange", "template": ""},
               {"template": "Global position:\t#{{parent.rank|number:'.0f'}}"}
             ],
             "fill": {"value": "black"}
       } } },
   ]}

// Draw title at the top of the graph , {

     "type": "text",
     "properties": {
       "enter": {
         "x": {"signal": "width", "mult": 0.5, "offset": 30},
         "y": {"value": -15},
         "text": {"value": "Global Obesity Rates"},
         "fontWeight": {"value": "bold"},
         "align": {"value": "center"},
         "baseline": {"value": "bottom"},
         "fill": {"value": "#000"}
       }
     }
   }
 ]

} </graph> See or edit source data.