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echarts4r-shiny

Shiny bindings for echarts4r

Description

Output and render functions for using echarts4r within Shiny applications and interactive Rmd documents.

Usage

echarts4rOutput(outputId, width = "100%", height = "400px")

renderEcharts4r(expr, env = parent.frame(), quoted = FALSE)

echarts4rProxy(
  id,
  data,
  x,
  timeline = FALSE,
  session = shiny::getDefaultReactiveDomain(),
  reorder = TRUE
)

echarts4r_proxy(
  id,
  data,
  x,
  timeline = FALSE,
  session = shiny::getDefaultReactiveDomain(),
  reorder = TRUE
)

Arguments

outputId

output variable to read from.
width, height

Must be a valid CSS unit (like '100%', '400px', 'auto') or a number, which will be coerced to a string and have 'px' appended.
expr

An expression that generates a echarts4r
env

The environment in which to evaluate expr.
quoted

Is expr a quoted expression (with quote())? This is useful if you want to save an expression in a variable.
id

Target chart id.
data

A data.frame.
x

Column name containing x axis.
timeline

Set to TRUE to build a timeline, see timeline section.
session

Shiny session.
reorder

Set the FALSE to not reorder numeric x axis values.

Callbacks

  • id_brush: returns data on brushed data points.

  • id_legend_change: returns series name of legend selected/unselected.

  • id_clicked_data: returns data of clicked data point.

  • id_clicked_data_value: returns value of clicked data point.

  • id_clicked_row: returns row number of clicked data point.

  • id_clicked_serie: returns name of serie of clicked data point.

  • id_mouseover_data: returns data on hovered data point.

  • id_mouseover_data_value: returns value of hovered data point.

  • id_mouseover_row: returns row o hovered data point.

  • id_mouseover_serie: returns name of serie of hovered data point.

Proxies

The echarts4rProxy function returns a proxy for chart which allows manipulating a drawn chart, adding data, adding or removing series, etc. without redrawing the entire chart.

echarts4r

Create Interactive Graphs with 'Echarts JavaScript' Version 5

v0.4.0
Apache License (>= 2.0)
Authors
John Coene [aut, cre, cph], Wei Su [ctb], Helgasoft [ctb], Xianying Tan [ctb] (<https://orcid.org/0000-0002-6072-3521>)
Initial release
2021-03-05

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