Created
November 17, 2021 10:51
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labelOpacity expression bug
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| { | |
| "$schema": "https://vega.github.io/schema/vega-lite/v5.json", | |
| "description": "A dual axis chart, created by setting y's scale resolution to `\"independent\"`", | |
| "width": 400, "height": 300, | |
| "data": { | |
| "url": "data/weather.csv" | |
| }, | |
| "params": [{"name": "toggleHighlight", "bind": {"input": "checkbox"}}], | |
| "transform": [{"filter": "datum.location == \"Seattle\""}], | |
| "encoding": { | |
| "x": { | |
| "timeUnit": "month", | |
| "field": "date", | |
| "axis": {"format": "%b", "title": null} | |
| } | |
| }, | |
| "layer": [ | |
| { | |
| "mark": {"opacity": 0.3, "type": "line", "color": "#85C5A6"}, | |
| "encoding": { | |
| "y": { | |
| "aggregate": "average", | |
| "field": "temp_max", | |
| "scale": {"domain": [0, 30]}, | |
| "title": "Avg. Temperature (°C)", | |
| "axis": { | |
| "titleColor": "#85C5A6", | |
| "titleOpacity": { "expr": "toggleHighlight ? 1 : 0.2" }, | |
| "labelOpacity": { "expr": "toggleHighlight ? 1 : 0.2" } | |
| } | |
| }, | |
| "opacity": { | |
| "condition": { "param": "toggleHighlight", "value": 1 }, | |
| "value": 0.2 | |
| } | |
| } | |
| }, | |
| { | |
| "mark": {"stroke": "#85A9C5", "type": "line", "interpolate": "monotone"}, | |
| "encoding": { | |
| "y": { | |
| "aggregate": "average", | |
| "field": "precipitation", | |
| "title": "Precipitation (inches)", | |
| "axis": { | |
| "titleColor":"#85A9C5", | |
| "titleOpacity": { "expr": "toggleHighlight ? 0.2 : 1" }, | |
| "labelOpacity": { "expr": "toggleHighlight ? 0.2 : 1" }} | |
| }, | |
| "opacity": { | |
| "condition": { "param": "toggleHighlight", "value": 0.2 }, | |
| "value": 1 | |
| } | |
| } | |
| } | |
| ], | |
| "resolve": {"scale": {"y": "independent"}} | |
| } |
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