igvAnnotationTrack-class: Constructor for igvAnnotationTrack

Description Usage Arguments Value

Description

Constructor for igvAnnotationTrack

Usage

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igvAnnotationTrack(
  trackName,
  annotation,
  fileFormat = c("bed"),
  color = "gray",
  displayMode = c("SQUISHED", "COLLAPSED", "EXPANDED"),
  sourceType = "file",
  trackHeight = 30,
  expandedRowHeight = 30,
  squishedRowHeight = 15,
  maxRows = 500,
  searchable = FALSE,
  visibilityWindow = 1e+05
)

Arguments

trackName

A character string, used as track label by igv, we recommend unique names per track.

annotation

An opague type, currently either a data.frame, GRanges, or UCSCBed object from rtracklayer.

fileFormat

Only "bed" is currently supported.

color

A CSS color name (e.g., "red" or "#FF0000")

displayMode

"COLLAPSED", "EXPANDED", or "SQUISHED"

sourceType

Only "file" sources are currently supported.

trackHeight

track height, typically in range 20 (for annotations) and up to 1000 (for large sample vcf files)

expandedRowHeight

Height of each row of features in "EXPANDED" mode.

squishedRowHeight

Height of each row of features in "SQUISHED" mode, for compact viewing.

maxRows

of features to display

searchable

If TRUE, labels on annotation elements may be used in search

visibilityWindow

Maximum window size in base pairs for which indexed annotations or variants are displayed. Defaults: 1 MB for variants, whole chromosome for other track types.

Value

An igvAnnotationTrack object


igvR documentation built on Nov. 8, 2020, 7:14 p.m.