Update a selection

Update the selected residues of an existing NGLVieweR selection in

updateSelection(NGLVieweR_proxy, name = name, sele = "none")

Arguments

NGLVieweR_proxy

A NGLVieweR object.

name

Name of selection.

sele

Selected atoms/residues. See the section "selection-language" in the official NGL.js manual.

Value

API call containing NGLVieweR

id and list of message parameters.

See also

• NGLVieweR_example() See example "updateSelection".

Other selections: addSelection(), removeSelection()

Examples

if (FALSE) {
NGLVieweR_proxy("structure") %>%
  updateSelection("ball+stick", sele = "1-20")
}

if (interactive()) {
  library(shiny)
  ui <- fluidPage(
    titlePanel("Viewer with API inputs"),
    sidebarLayout(
      sidebarPanel(
        textInput("selection", "Selection", "1-20"),
        actionButton("update", "Update")
      ),
      mainPanel(
        NGLVieweROutput("structure")
      )
    )
  )
  server <- function(input, output) {
    output$structure <- renderNGLVieweR({
      NGLVieweR("7CID") %>%
        addRepresentation("cartoon",
          param = list(name = "cartoon", color = "red")
        ) %>%
        addRepresentation("ball+stick",
          param = list(
            name = "ball+stick",
            colorValue = "yellow",
            colorScheme = "element",
            sele = "1-20"
          )
        )
    })
    observeEvent(input$update, {
      NGLVieweR_proxy("structure") %>%
        updateSelection("ball+stick", sele = isolate(input$selection))
    })
  }
  shinyApp(ui, server)
}