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Contents
# frozen_string_literal: false
# The processing wrapper module
module Processing
require_relative 'library'
# Encapsulate library loader functionality as a class
class LibraryLoader
attr_reader :library
def initialize
@loaded_libraries = Hash.new(false)
end
# Detect if a library has been loaded (for conditional loading)
def library_loaded?(library_name)
@loaded_libraries[library_name.to_sym]
end
# Load a list of Ruby or Java libraries (in that order)
# Usage: load_libraries :video, :video_event
#
# If a library is put into a 'library' folder next to the sketch it will be used
# instead of the library that ships with vanilla processing (or ide installed), or JRubyArt.
def load_libraries(*args)
message = 'no such file to load -- %s'
args.each do |lib|
loaded = loader(lib)
raise(LoadError.new, format(message, lib)) unless loaded
end
end
alias load_library load_libraries
def loader(name)
return true if @loaded_libraries.include?(name)
fname = name.to_s
library = Library.new(fname)
library.locate
return require_library(library, name) if library.ruby?
warn("Not found library: #{fname}") unless library.exist?
load_jars(library, name)
end
def load_jars(lib, name)
lib.load_jars
@loaded_libraries[name] = true
end
def require_library(lib, name)
@loaded_libraries[name] = require lib.path
end
end
end
Version data entries
21 entries across 21 versions & 1 rubygems