Move Input to Chart Box
Let's move the user input to be in the chart it impacts.
Deze oefening maakt deel uit van de cursus
Building Dashboards with flexdashboard
Oefeninstructies
- Move the slider from the sidebar to the Trip Durations chart, above the plot.
- Remove the sidebar from the dashboard.
- Note the layout of the input slider and the plot in the chart and how it does (or does not) fill the box appropriately.
Praktische interactieve oefening
Probeer deze oefening eens door deze voorbeeldcode in te vullen.
{"my_document.Rmd":"---\ntitle: \"Bike Shares Daily\"\noutput: \n flexdashboard::flex_dashboard:\n orientation: columns\n vertical_layout: fill\nruntime: shiny\n---\n\n```{r global, include=FALSE}\nlibrary(flexdashboard)\nlibrary(readr)\nlibrary(leaflet)\nlibrary(DT)\nlibrary(tidyverse)\nlibrary(lubridate)\nlibrary(plotly)\n\ntrips_df <- read_csv('https://assets.datacamp.com/production/repositories/1448/datasets/1f12031000b09ad096880bceb61f6ca2fd95e2eb/sanfran_bikeshare_joined_oneday.csv') %>%\n mutate(duration_min = duration_sec / 60) %>%\n filter(duration_min <= 8 * 60) # filtering out trips over 8 hours as suspicious\n\n```\n\nColumn {data-width=200 .sidebar}\n-----------------------------------------------------------------------\n\n```{r}\nsliderInput(\"duration_bin\", label = \"Select # of minutes to bin trip durations:\",\nmin = 1, max = 15, value = 5, step = 1)\n```\n\nColumn {data-width=450}\n-----------------------------------------------------------------------\n\n### Origins\n\n```{r}\n\nrenderLeaflet({\n trips_df %>%\n rename(latitude = start_latitude,\n longitude = start_longitude) %>%\n group_by(start_station_id, latitude, longitude) %>%\n count() %>%\n leaflet() %>%\n addTiles() %>%\n addCircles(radius = ~n)\n})\n\n```\n\nColumn {data-width=350}\n-----------------------------------------------------------------------\n\n### Total Trips\n\n```{r}\n\nrenderValueBox({\n valueBox(prettyNum(trips_df %>%\n nrow(), big.mark = ','), \n icon = 'fa-bicycle')\n})\n\n```\n\n### Trip Durations\n\n```{r}\n\nrenderPlot({trips_df %>%\n mutate(`Trip Duration (min)` = duration_sec / 60) %>%\n ggplot(aes(x = `Trip Duration (min)`)) +\n theme_bw() +\n geom_histogram(binwidth = input$duration_bin) +\n ylab('# Trips')\n})\n\n\n```\n\n\n"}