Simple gauge visualization example for Vega 1.5
Created
August 27, 2015 02:26
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Gauge Visualization with Vega
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| <html> | |
| <head> | |
| <title>Vega Gauge Visualization</title> | |
| <script type="text/javascript" src="http://d3js.org/d3.v3.min.js"></script> | |
| <script type="text/javascript" src="https://rawgithub.com/anilkpatro/vega/master/vega.min.js"></script> | |
| <style> | |
| * { font-family: Helvetica Neue, Arial, sans-serif; font-size: 16px; } | |
| body { | |
| width: 560px; | |
| margin: 10px auto; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <p><strong>Vega Gauge Visualization</strong></p> | |
| <div id="view" class="view"></div> | |
| </body> | |
| <script type="text/javascript"> | |
| var spec = | |
| { | |
| "name": "gauge", | |
| "width": 400, | |
| "height": 400, | |
| "data": [ | |
| { | |
| "name": "table", | |
| "values": [ | |
| 23 | |
| ] | |
| } | |
| ], | |
| "scales": [ | |
| { | |
| "name": "s", | |
| "type": "linear", | |
| "domainMin": 0, | |
| "domainMax": 100, | |
| "rangeMin": -2.3561, | |
| "rangeMax": 2.3561, | |
| "clamp": "true" | |
| } | |
| ], | |
| "marks": [ | |
| { | |
| "type": "arc", | |
| "properties": { | |
| "enter": { | |
| "x": { | |
| "group": "width", | |
| "mult": 0.5 | |
| }, | |
| "y": { | |
| "group": "height", | |
| "mult": 0.5 | |
| }, | |
| "startAngle": { | |
| "value": -2.3562 | |
| }, | |
| "endAngle": { | |
| "value": 2.3562 | |
| }, | |
| "innerRadius": { | |
| "value": 50 | |
| }, | |
| "outerRadius": { | |
| "value": 80 | |
| }, | |
| "fill": { | |
| "value": "#eee" | |
| }, | |
| "stroke": { | |
| "value": "#000" | |
| } | |
| } | |
| } | |
| }, | |
| { | |
| "type": "arc", | |
| "from": { | |
| "data": "table" | |
| }, | |
| "properties": { | |
| "enter": { | |
| "x": { | |
| "group": "width", | |
| "mult": 0.5 | |
| }, | |
| "y": { | |
| "group": "height", | |
| "mult": 0.5 | |
| }, | |
| "startAngle": { | |
| "field": "data", | |
| "scale": "s" | |
| }, | |
| "endAngle": { | |
| "field": "data", | |
| "scale": "s" | |
| }, | |
| "innerRadius": { | |
| "value": 0 | |
| }, | |
| "outerRadius": { | |
| "value": 85 | |
| }, | |
| "fill": { | |
| "value": "#000" | |
| }, | |
| "strokeWidth": { | |
| "value": 4 | |
| }, | |
| "stroke": { | |
| "value": "#000" | |
| } | |
| } | |
| } | |
| }, | |
| { | |
| "type": "text", | |
| "from": { | |
| "data": "table" | |
| }, | |
| "name": "value", | |
| "properties": { | |
| "enter": { | |
| "align": { | |
| "value": "center" | |
| }, | |
| "baseline": { | |
| "value": "middle" | |
| }, | |
| "fill": { | |
| "value": "#000" | |
| }, | |
| "font": { | |
| "value": "Helvetica Neue" | |
| }, | |
| "fontSize": { | |
| "value": 18 | |
| }, | |
| "text": { | |
| "template": "{{data|number:'.2r'}}" | |
| }, | |
| "x": { | |
| "group": "width", | |
| "mult": 0.5 | |
| }, | |
| "y": { | |
| "group": "height", | |
| "mult": 0.5 | |
| }, | |
| "dy": { | |
| "value": 50 | |
| } | |
| } | |
| } | |
| } | |
| ] | |
| }; | |
| vg.parse.spec(spec, function(chart) { | |
| var view = chart({el:"#view"}) | |
| .update(); | |
| }); | |
| </script> | |
| </html> |
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