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#
# tkextlib/tcllib/crosshair.rb
# by Hidetoshi NAGAI (nagai@ai.kyutech.ac.jp)
#
# * Part of tcllib extension
# * Crosshairs for Tk canvas
#
require 'tk'
require 'tkextlib/tcllib.rb'
# TkPackage.require('crosshair', '1.0.2')
TkPackage.require('crosshair')
module Tk::Tcllib
module Crosshair
PACKAGE_NAME = 'crosshair'.freeze
def self.package_name
PACKAGE_NAME
end
def self.package_version
begin
TkPackage.require('crosshair')
rescue
''
end
end
end
end
module Tk::Tcllib::Crosshair
include TkCore
TkCommandNames = ['::crosshair::crosshair'.freeze].freeze
def self.crosshair(w, keys={})
Tk.tk_call('::crosshair::crosshair', w, *hash_kv(keys))
w
end
def self.on(w, keys={})
self.crosshair(w, keys)
end
def self.off(w)
Tk.tk_call('::crosshair::off', w)
w
end
def self.track_on(w, &b)
Tk.tk_call('::crosshair::track_on', w, b)
w
end
def self.track_off(w)
Tk.tk_call('::crosshair::track_off', w)
w
end
end
class << Tk::Tcllib::Crosshair
include TkComm
include TkCanvasItemConfig
def __item_methodcall_optkeys(id)
{}
end
private :__item_methodcall_optkeys
def __item_config_cmd(id)
# maybe need to override
['::crosshair::configure', id]
end
private :__item_config_cmd
private :itemcget_tkstring, :itemcget, :itemcget_strict
private :itemconfigure, :itemconfiginfo, :current_itemconfiginfo
def confugure(w, slot, value=None)
itemconfigure(w, slot, value)
end
def confuginfo(w, slot = nil)
itemconfiginfo(w, slot)
end
def current_configinfo(w, slot = nil)
current_itemconfiginfo(w, slot)
end
def cget(w, slot)
current_itemconfiginfo(w, slot).values[0]
end
end
module Tk::Tcllib::Crosshair
def crosshair_on(keys={})
Tk::Tcllib::Crosshair.on(self, keys)
end
def crosshair_off
Tk::Tcllib::Crosshair.off(self)
end
def crosshair_track_on(&b)
Tk::Tcllib::Crosshair.track_on(self, &b)
end
def crosshair_track_off
Tk::Tcllib::Crosshair.track_off(self)
end
def crosshair_configure(*args)
Tk::Tcllib::Crosshair.configure(self, *args)
end
def crosshair_configinfo(slot = nil)
Tk::Tcllib::Crosshair.configinfo(self, slot)
end
def crosshair_current_configinfo(slot = nil)
Tk::Tcllib::Crosshair.current_configinfo(self, slot)
end
def crosshair_cget(slot)
Tk::Tcllib::Crosshair.cget(self, slot)
end
end
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