updateSelection: Update a selection

In NGLVieweR: Interactive 3D Visualization of Molecular Structures

Description

Update the selected residues of an existing NGLVieweR selection in

Usage

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

## Not run: 
NGLVieweR_proxy("structure") %>%
  updateSelection("ball+stick", sele = "1-20")

## End(Not run)

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)
}

NGLVieweR documentation built on June 1, 2021, 9:08 a.m.