build_heatmap_annotation: Build HeatmapAnnotation with safe parameter merge

In thisplot: Utility Functions for Plotting

Build HeatmapAnnotation with safe parameter merge

Description

Build HeatmapAnnotation with safe parameter merge

Usage

build_heatmap_annotation(
  annotations,
  which,
  show_annotation_name = TRUE,
  annotation_name_side = NULL,
  border = NULL,
  params = NULL
)

Arguments

annotations	Named list of annotation components (for example, anno_simple, anno_block, anno_customize).
which	Annotation direction ("row" or "column").
show_annotation_name	Whether to show annotation names.
annotation_name_side	Side for annotation names.
border	Border flag passed to ComplexHeatmap::HeatmapAnnotation.
params	Additional user parameters; duplicated keys are ignored if already set explicitly.

Value

A ComplexHeatmap::HeatmapAnnotation object.

Examples

anno <- list(
  group = ComplexHeatmap::anno_simple(
    x = c("A", "B", "A"),
    col = c(A = "#1b9e77", B = "#d95f02"),
    which = "column"
  )
)
ha <- build_heatmap_annotation(
  annotations = anno,
  which = "column",
  show_annotation_name = TRUE,
  annotation_name_side = "left",
  params = list(gap = grid::unit(1, "mm"))
)
ha

thisplot documentation built on March 7, 2026, 5:07 p.m.