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ggchord (version 0.2.0)

draw_key_gene_arrow: Custom gene arrow legend drawing function

Description

Generates gene arrow-shaped legend symbols (polygons) for ggplot2 legends

Usage

draw_key_gene_arrow(data, params, size)

Value

grid::polygonGrob object, gene arrow-shaped legend symbol

Arguments

data

Legend data (contains aesthetic mapping parameters like fill, colour, size)

params

Legend parameters (automatically passed by ggplot2)

size

Legend symbol size