edge_endpoint: Calculate Edge Endpoint on Node Border

In cograph: Analysis and Visualization of Complex Networks

Calculate Edge Endpoint on Node Border

Description

Calculates the point where an edge should meet the node border. Uses plain NPC units to match circleGrob borders.

Usage

edge_endpoint(
  node_x,
  node_y,
  other_x,
  other_y,
  node_size,
  shape = "circle",
  x_scale = 1,
  y_scale = 1
)

Arguments

node_x, node_y	Node center in npc.
other_x, other_y	Other endpoint in npc.
node_size	Node radius in npc units.
shape	Node shape.
x_scale, y_scale	Aspect ratio correction factors.

Value

List with x, y coordinates in npc.

cograph documentation built on April 1, 2026, 1:07 a.m.