Add Feature Annotation to Coverage Plot.

Add Feature Annotation to Coverage Plot.

geom_feature(
  feature.file = NULL,
  feature.df = NULL,
  feature.color = "black",
  feature.size = 5,
  plot.space = 0.1,
  plot.height = 0.1
)

Arguments

feature.file

The path to feature file, should contain four columns. Default: NULL.
feature.df

The dataframe contains feature informatin, should contain four columns. Default: NULL.
feature.color

Feature color. Default: black.
feature.size

The line size of peak. Default: 5.
plot.space

Top and bottom margin. Default: 0.1.
plot.height

The relative height of peak annotation to coverage plot. Default: 0.2.

Value

Plot.

Examples

# library(ggcoverage)
# coverage.file <- system.file("extdata", "Proteomics", "MS_BSA_coverage.xlsx", package = "ggcoverage")
# fasta.file <- system.file("extdata", "Proteomics", "MS_BSA_coverage.fasta", package = "ggcoverage")
# protein.id = "sp|P02769|ALBU_BOVIN"
# protein.coverage = ggprotein(coverage.file = coverage.file, fasta.file = fasta.file, protein.id = protein.id)
# feature.df = data.frame(ProteinID = protein.id, start = c(1, 19, 25), end = c(18, 24, 607),
#                         Type = c("Signal", "Propeptide", "Chain"))
# protein.coverage +
#    geom_feature(feature.df = feature.df, feature.color = c("#4d81be","#173b5e","#6a521d"))