Sha256: d2cd28b8dc8fba18872379441942e7fa516a6a651b9ba7859bd31f14f12e01a9
Contents?: true
Size: 859 Bytes
Versions: 16
Compression:
Stored size: 859 Bytes
Contents
require 'graphviz'
module Renderer
class GraphViz
def initialize(file_name, config)
@g = Graphviz::Graph.new('G', **{
overlap: false,
splines: true,
sep: 1,
concentrate: true,
rankdir: "LR"
})
@file_name = file_name
@config = config
end
def add_node(name, opts)
@g.add_node(name, label: name)
end
def add_edge(from, to, opts)
from_node = create_if_missing(from)
to_node = create_if_missing(to)
options = ({style: 'bold'}).merge(opts)
from_node.connect(to_node, options)
end
def create_if_missing(name)
n = @g.get_node(name).first
n.nil? ? add_node(name, {}) : n
end
def output
Graphviz::output(@g, path: @file_name, format: nil) #format: nil to force detection based on extension.
end
end
end
Version data entries
16 entries across 16 versions & 1 rubygems