1 files changed, 117 insertions, 0 deletions
diff --git a/ext/tk/lib/tkextlib/tcllib/crosshair.rb b/ext/tk/lib/tkextlib/tcllib/crosshair.rb
new file mode 100644
index 0000000..49b5361
--- /dev/null
+++ b/ext/tk/lib/tkextlib/tcllib/crosshair.rb
@@ -0,0 +1,117 @@
+#
+#  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