Created
December 19, 2017 06:36
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kibanaでローソク足チャートを書いたときの例
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{ | |
"$schema": "https://vega.github.io/schema/vega-lite/v2.json", | |
"title": "日経平均株価の推移", | |
"width": 1024, | |
"data": { | |
"url": { | |
"index": "stock", | |
"%context_query%": "timestamp", | |
"body": { | |
"aggs": { | |
"time_buckets": { | |
"date_histogram": { | |
"field": "timestamp", | |
"interval": "1d", | |
"extended_bounds": { | |
"min": {"%timefilter%": "min"}, | |
"max": {"%timefilter%": "max"} | |
}, | |
"min_doc_count": 0 | |
}, | |
"aggs": { | |
"high_value": {"avg": {"field": "high_value"}}, | |
"low_value": {"avg": {"field": "low_value"}}, | |
"end_value": {"avg": {"field": "end_value"}}, | |
"start_value": {"avg": {"field": "start_value"}}, | |
"moving": { | |
"moving_avg": { | |
"buckets_path": "moving_end", | |
"model": "simple", | |
"window": 25, | |
"settings": {} | |
} | |
}, | |
"moving_end": {"avg": {"field": "end_value"}} | |
} | |
} | |
} | |
}, | |
"size": 0 | |
}, | |
"format": {"property": "aggregations.time_buckets.buckets"} | |
}, | |
"transform": [ | |
{ | |
"calculate": "datum.start_value.value < datum.end_value.value", | |
"as": "isIncrease" | |
} | |
], | |
"layer": [ | |
{ | |
"mark": "rule", | |
"encoding": { | |
"x": { | |
"field": "key", | |
"type": "temporal", | |
"timeUnit": "yearmonthdate", | |
"axis": {"format": "%m/%d", "title": "月/日"} | |
}, | |
"y": { | |
"field": "low_value.value", | |
"type": "quantitative", | |
"scale": {"zero": false}, | |
"axis": {"title": ""} | |
}, | |
"y2": { | |
"field": "high_value.value", | |
"type": "quantitative" | |
}, | |
"color": { | |
"field": "isIncrease", | |
"type": "nominal", | |
"scale": {"range": ["#ae1325", "#06982d"]}, | |
"legend": null | |
} | |
} | |
}, | |
{ | |
"mark": "bar", | |
"encoding": { | |
"x": { | |
"field": "key", | |
"type": "temporal", | |
"timeUnit": "yearmonthdate" | |
}, | |
"y": { | |
"field": "start_value.value", | |
"type": "quantitative" | |
}, | |
"y2": { | |
"field": "end_value.value", | |
"type": "quantitative" | |
}, | |
"size": {"value": 5}, | |
"color": { | |
"field": "isIncrease", | |
"type": "nominal", | |
"legend": null | |
} | |
} | |
}, | |
{ | |
"mark": { | |
"type":"line", | |
"interpolate": "cardinal" | |
}, | |
"encoding": { | |
"x": { | |
"field": "key", | |
"timeUnit": "yearmonthdate", | |
"axis": {"format": "%m/%d", "title": "月/日"} | |
}, | |
"y": { | |
"field": "moving_end.value", | |
"type": "quantitative" | |
} | |
} | |
} | |
] | |
} |
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