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|
library(shiny)
library(shinydashboard)
library(ggplot2)
df <- data.frame(a=rnorm(100), b=rnorm(100))
p <- ggplot(df, aes(a,b))+
geom_point()
# Define UI for application that draws a histogram
ui <- fluidPage(
plotOutput("plot"),
downloadButton('downloadData', 'Download')
)
# Define server logic required to draw a histogram
server <- function(input, output) {
tmpdir <- tempdir()
png(paste0(tmpdir,"\\plot.png"), width = 600, height = 600)
print(p)
dev.off()
output$plot <- renderPlot({
p} , height = 600, width = 600)
output$downloadData <- downloadHandler(
filename = function() {
"plot.zip"
},
content = function(file) {
zip(zipfile=file, files=paste0(tmpdir, "\\plot.png"))
}, contentType = "application/zip"
)
}
# Run the application
shinyApp(ui = ui, server = server) |
