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Tween position of d3-annotation
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| license: mit |
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| <!DOCTYPE html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/d3-annotation/2.3.2/d3-annotation.js" type="text/javascript"></script> | |
| <style> | |
| body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } | |
| </style> | |
| </head> | |
| <body> | |
| <script> | |
| // Feel free to change or delete any of the code you see in this editor! | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", 960) | |
| .attr("height", 500) | |
| var x = d3.scaleLinear() | |
| .rangeRound([0, 960]); | |
| x.domain([0, 400]) | |
| annotations = [{ | |
| note: { | |
| label: "00:00", | |
| title: "You" | |
| }, | |
| x:x(0), | |
| y:500/2, | |
| dy: 20, | |
| dx: 20, | |
| subject: { | |
| radius: 10, | |
| radiusPadding: 5 | |
| }, | |
| type:d3.annotationCalloutCircle | |
| }] | |
| makeAnnotations = d3.annotation() | |
| .annotations(annotations) | |
| svg.append('g') | |
| .attr('class', 'annotation-group') | |
| .call(makeAnnotations) | |
| d3.select('.annotation-group') | |
| .transition() | |
| .duration(4000) | |
| .tween('updateAnno',function(d){ | |
| xTrans = d3.interpolateNumber(0,200) | |
| timeTrans = d3.interpolateDate(new Date("January 01, 2019 00:00:00"),new Date(new Date("January 01, 2019 00:00:00").getTime()+200*60000)) | |
| return function(t){ | |
| annotations[0].x = x(xTrans(t)); | |
| annotations[0].note.label = d3.timeFormat("%H:%M")(timeTrans(t)) | |
| makeAnnotations.annotations(annotations) | |
| makeAnnotations.update() | |
| } | |
| }) | |
| </script> | |
| </body> |
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