addRepresentation {NGLVieweR}

Add representation

Description

Add a representation and its parameters.

Usage

addRepresentation(NGLVieweR, type, param = list())

Arguments

NGLVieweR

A NGLVieweR object.

type

Type of representation. Most common options are "cartoon", "ball+stick", "line", "surface", "ribbon" and "label". For a full list of options, see the "structureRepresentation" method in the official NGL.js manual.

param

Options for the different types of representations. Most common options are name, opacity, colorScheme, sele, colorValue and visibility. For a full list of options, see the general "RepresentationParameters" method and type specific Label-, Structure- and Surface- RepresentationParameters in the official NGL.js manual.

Value

List of representation parameters to NGLVieweR htmlwidgets object.

See Also

• addSelection()

• NGLVieweR_example() See example "basic".

Examples

NGLVieweR("7CID") %>%
  stageParameters(backgroundColor = "black") %>%
  addRepresentation("cartoon", param = list(name = "cartoon", colorValue = "blue")) %>%
  addRepresentation("ball+stick", param = list(
    name = "ball+stick", sele = "241",
    colorScheme = "element", colorValue = "yellow"
  )) %>%
  addRepresentation("label",
    param = list(
      name = "label",
      showBackground = TRUE,
      labelType = "res",
      color = "black",
      backgroundColor = "white",
      backgroundOpacity = 0.8,
      sele = ":A and 241 and .CG"
    )
  )

# Shiny context
if (interactive()) {
  library(shiny)
  ui <- fluidPage(NGLVieweROutput("structure"))
  server <- function(input, output) {
    output$structure <- renderNGLVieweR({
      NGLVieweR("7CID") %>%
        stageParameters(backgroundColor = "black") %>%
        addRepresentation("cartoon",
          param = list(name = "cartoon", colorValue = "blue")
        ) %>%
        addRepresentation("ball+stick",
          param = list(
            name = "ball+stick", sele = "241",
            colorScheme = "element"
          )
        ) %>%
        addRepresentation("label",
          param = list(
            name = "label",
            showBackground = TRUE,
            labelType = "res",
            colorValue = "black",
            backgroundColor = "white",
            backgroundOpacity = 0.8,
            sele = ":A and 241 and .CG"
          )
        )
    })
  }
  shinyApp(ui, server)
}