Nothing
# histogram
hist_transform_x <- eventReactive(input$hist_transform_x_go > 0,
input$hist_transform_x)
histogram_plot <- reactive({
validate(
need(input$param, message = FALSE),
need(!is.null(input$hist_chain), message = FALSE)
)
chain <- input$hist_chain
if (is.na(chain))
chain <- 0
binwd <- input$hist_binwd
if (is.na(binwd))
binwd <- 0
do.call(
".param_hist",
args = list(
param = input$param,
dat = par_samps_post_warmup(),
chain = chain,
binwd = binwd,
fill_color = input$hist_fill_color,
line_color = input$hist_line_color,
transform_x = hist_transform_x()
)
)
})
output$hist_plot_out <- renderPlot({
x <- histogram_plot()
suppress_and_print(x)
}, bg = "transparent")
# download plot
output$download_histogram <- downloadHandler(
filename = 'shinystan-histogram-gg.RData',
content = function(file) {
shinystan_histogram_gg <- histogram_plot()
save(shinystan_histogram_gg, file = file)
}
)
output$save_pdf_histogram = downloadHandler(
filename = "shinstan-histogram.pdf",
content = function(file) {
ggsave(file, plot = histogram_plot(), device = pdf)
}
)
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