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| license: mit |
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| <!DOCTYPE html> | |
| <head> | |
| <meta charset="utf-8" /> | |
| <script src="https://cdn.jsdelivr.net/npm/vega@5"></script> | |
| <script src="https://cdn.jsdelivr.net/npm/[email protected]"></script> | |
| <script src="https://cdn.jsdelivr.net/npm/vega-embed@6"></script> | |
| </head> | |
| <body> | |
| <div id="vis"></div> | |
| <script> | |
| const spec1 = vegaLite.compile({ | |
| $schema: "https://vega.github.io/schema/vega-lite/v4.json", | |
| width: 360, | |
| data: { | |
| values: [ | |
| { a: "A", b: 28 }, | |
| { a: "B", b: 55 }, | |
| { a: "C", b: 43 }, | |
| { a: "D", b: 91 }, | |
| { a: "E", b: 81 }, | |
| { a: "F", b: 53 }, | |
| { a: "G", b: 19 }, | |
| { a: "H", b: 87 }, | |
| { a: "I", b: 52 } | |
| ] | |
| }, | |
| mark: "bar", | |
| encoding: { | |
| x: { field: "a", type: "ordinal" }, | |
| y: { field: "b", type: "quantitative" }, | |
| tooltip: { field: "b", type: "quantitative" } | |
| } | |
| }).spec; | |
| const spec2 = vegaLite.compile({ | |
| $schema: "https://vega.github.io/schema/vega-lite/v4.json", | |
| description: "A simple bar chart with embedded data.", | |
| width: 500, | |
| data: { | |
| values: [ | |
| { a: "A", b: 33 }, | |
| { a: "B", b: 32 }, | |
| { a: "C", b: 16 }, | |
| { a: "D", b: 28 }, | |
| { a: "E", b: 35 }, | |
| { a: "F", b: 81 }, | |
| { a: "G", b: 90 }, | |
| { a: "H", b: 10 }, | |
| { a: "I", b: 5 } | |
| ] | |
| }, | |
| mark: "bar", | |
| encoding: { | |
| x: { field: "a", type: "ordinal" }, | |
| y: { field: "b", type: "quantitative" }, | |
| tooltip: { field: "b", type: "quantitative" } | |
| } | |
| }).spec; | |
| let spec = spec1; | |
| let view; | |
| function myFunction() { | |
| setInterval(function() { | |
| if (spec === spec1) spec = spec2; | |
| else spec = spec1; | |
| if (view) { | |
| view.finalize(); | |
| } | |
| view = new vega.View(vega.parse(spec), { | |
| container: '#vis' | |
| }); | |
| view.runAsync() | |
| // vegaEmbed("#vis", spec) | |
| // .then(function(result) { | |
| // // save view so we can finalize it | |
| // view = result.view; | |
| // }) | |
| // .catch(console.warn); | |
| }, 400); | |
| } | |
| </script> | |
| <button onclick="myFunction()">Update</button> | |
| </body> |
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