make_histogram: Histogram

In livelihoods-and-landscapes/maplandscape: Shiny application to explore and visualise GeoPackage data

Histogram

Description

Generate and style a histogram from a column in a (spatial - sf) data frame. Designed to be used in a Shiny application to visualise the distribution of continuous variables in layers in a GeoPackage.

Usage

make_histogram(
  chart_active_df,
  hist_x_var,
  binwidth,
  x_lab,
  y_lab,
  axis_font_size,
  lab_font_size
)

Arguments

chart_active_df	data frame containing a column whose values will be used to generate a histogram.
hist_x_var	a single element character vector specifying the name of the column to use to generate a histogram.
binwidth	numeric value specifying the width of the histogram's bins.
x_lab	a single element character vector specifying the X-axis label.
y_lab	a single element character vector specifying the Y-axis label.
axis_font_size	a numeric value specifying the font size for axis tick labels.
lab_font_size	a numeric value specifying the font size for axis labels.

Details

This is a helper function to pass user defined data, aesthetic mappings, and chart styling parameters to ggplot within a Shiny app.

Value

a ggplot object that can be passed to renderPlot to display in a Shiny application.

livelihoods-and-landscapes/maplandscape documentation built on March 20, 2023, 5:43 a.m.