anno_block {ComplexHeatmap} | R Documentation

## Block annotation

### Description

Block annotation

### Usage

    anno_block(gp = gpar(), labels = NULL, labels_gp = gpar(), labels_rot = ifelse(which == "row", 90, 0),
        which = c("column", "row"), width = NULL, height = NULL, show_name = FALSE)

### Arguments

`gp` | Graphic parameters.
`labels` | Labels put on blocks.
`labels_gp` | Graphic parameters for labels.
`labels_rot` | Rotation for labels.
`which` | Is it a row annotation or a column annotation?
`width` | Width of the annotation. The value should be an absolute unit. Width is not allowed to be set for column annotation.
`height` | Height of the annotation. The value should be an absolute unit. Height is not allowed to be set for row annotation.
`show_name` | Whether show annotatio name.

### Details

The block annotation is used for representing slices. The length of all arguments should be 1 or the number of slices.

### Value

An annotation function which can be used in `HeatmapAnnotation`.

### See Also

https://jokergoo.github.io/ComplexHeatmap-reference/book/heatmap-annotations.html#block-annotation

### Examples

    Heatmap(matrix(rnorm(100), 10),
        top_annotation = HeatmapAnnotation(foo = anno_block(gp = gpar(fill = 2:4),
            labels = c("group1", "group2", "group3"), labels_gp = gpar(col = "white"))),
        column_km = 3,
        left_annotation = rowAnnotation(foo = anno_block(gp = gpar(fill = 2:4),
            labels = c("group1", "group2", "group3"), labels_gp = gpar(col = "white"))),
        row_km = 3)

[Package ComplexHeatmap version 2.6.2 Index]