Class: Tk::BLT::PlotComponent::Crosshairs

Inherits:
TkObject show all
Defined in:
ext/lib/tkextlib/blt/component.rb

Constant Summary collapse

CrosshairsID_TBL = 
TkCore::INTERP.create_table

Constants included from TkCore

TkCore::EventFlag, TkCore::INTERP, TkCore::INTERP_MUTEX, TkCore::INTERP_ROOT_CHECK, TkCore::INTERP_THREAD, TkCore::INTERP_THREAD_STATUS, TkCore::RUN_EVENTLOOP_ON_MAIN_THREAD, TkCore::WIDGET_DESTROY_HOOK, TkCore::WITH_ENCODING, TkCore::WITH_RUBY_VM

Constants included from TkComm

TkComm::GET_CONFIGINFO_AS_ARRAY, TkComm::GET_CONFIGINFOwoRES_AS_ARRAY, TkComm::TkExtlibAutoloadModule, TkComm::Tk_CMDTBL, TkComm::Tk_IDs, TkComm::Tk_WINDOWS, TkComm::USE_TCLs_LIST_FUNCTIONS, TkComm::WidgetClassNames

Constants included from TkUtil

TkUtil::None, TkUtil::RELEASE_DATE

Constants included from Tk

AUTO_PATH, Checkbutton, CloneMenu, JAPANIZED_TK, LIBRARY_PATH, Labelframe, MenuButton, OptionMenuButton, PACKAGE_PATH, Panedwindow, RELEASE_DATE, Radiobutton, TCL_LIBRARY_PATH, TCL_MAJOR_VERSION, TCL_MINOR_VERSION, TCL_PACKAGE_PATH, TCL_PATCHLEVEL, TCL_PRECISION, TCL_VERSION, TK_MAJOR_VERSION, TK_MINOR_VERSION, TK_PATCHLEVEL, TK_VERSION, Tkextlib_RELEASE_DATE, TreeCtrl_Widget, X_Scrollable, Y_Scrollable

Constants included from Encoding

Encoding::BINARY, Encoding::BINARY_NAME, Encoding::DEFAULT_EXTERNAL_NAME, Encoding::DEFAULT_INTERNAL_NAME, Encoding::ENCODING_TABLE, Encoding::RubyEncoding, Encoding::TkCommandNames, Encoding::UNKNOWN, Encoding::UTF8_NAME

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from TkObject

#destroy, #epath, #event_generate, #method_missing, #path, #tk_send, #tk_send_to_list, #tk_send_to_list_with_enc, #tk_send_to_list_without_enc, #tk_send_to_simplelist, #tk_send_to_simplelist_with_enc, #tk_send_to_simplelist_without_enc, #tk_send_with_enc, #tk_send_without_enc

Methods included from TkCore

#_tk_call_to_list_core, #after, #after_cancel, #after_idle, #appname, #appsend, #appsend_deny, #appsend_displayof, callback, #callback_break, #callback_continue, #callback_return, #chooseColor, #chooseDirectory, #do_one_event, #event_generate, #getMultipleOpenFile, #getMultipleSaveFile, #getOpenFile, #getSaveFile, #get_eventloop_tick, #get_eventloop_weight, #get_no_event_wait, #inactive, #inactive_displayof, #info, #ip_eval, #ip_eval_with_enc, #ip_eval_without_enc, #ip_invoke, #ip_invoke_with_enc, #ip_invoke_without_enc, #is_mainloop?, #load_cmd_on_ip, #mainloop, #mainloop_exist?, #mainloop_thread?, #mainloop_watchdog, #messageBox, #rb_appsend, #rb_appsend_displayof, #reset_inactive, #reset_inactive_displayof, #restart, #scaling, #scaling_displayof, #set_eventloop_tick, #set_eventloop_weight, #set_no_event_wait, #tk_call, #tk_call_to_list, #tk_call_to_list_with_enc, #tk_call_to_list_without_enc, #tk_call_to_simplelist, #tk_call_to_simplelist_with_enc, #tk_call_to_simplelist_without_enc, #tk_call_with_enc, #tk_call_without_enc, #windowingsystem

Methods included from TkComm

_at, _callback_entry?, _callback_entry_class?, _curr_cmd_id, _fromUTF8, _genobj_for_tkwidget, _next_cmd_id, _toUTF8, array2tk_list, #bind, #bind_all, #bind_append, #bind_append_all, #bind_remove, #bind_remove_all, #bindinfo, #bindinfo_all, bool, image_obj, install_cmd, #install_cmd, list, num_or_str, number, procedure, simplelist, string, #subst, tk_tcl2ruby, uninstall_cmd, #uninstall_cmd, window

Methods included from TkUtil

_conv_args, #_conv_args, #_fromUTF8, _get_eval_enc_str, #_get_eval_enc_str, #_get_eval_string, _get_eval_string, _symbolkey2str, #_symbolkey2str, #_toUTF8, bool, #bool, callback, eval_cmd, #hash_kv, hash_kv, install_cmd, num_or_str, #num_or_str, number, #number, string, #string, uninstall_cmd

Methods included from TkEvent

#install_bind, #install_bind_for_event_class

Methods included from TkBindCore

#bind, #bind_append, #bind_remove, #bindinfo

Methods included from TkConfigMethod

#[], #[]=, __IGNORE_UNKNOWN_CONFIGURE_OPTION__, #__check_available_configure_options, __set_IGNORE_UNKNOWN_CONFIGURE_OPTION__!, #config_hash_kv, #configure_cmd

Methods included from TkTreatFont

#font_configinfo, #font_configure, #font_copy, #kanjifont_configure, #kanjifont_copy, #latinfont_configure, #latinfont_copy

Methods included from Tk

BinaryString, EncodedString, #Grid, #Pack, #Place, UTF8_String, __set_toplevel_aliases__, add_kinsoku, bell, bell_on_display, const_missing, current_grabs, cursor_display, default_widget_set, default_widget_set=, delete_kinsoku, destroy, errorCode, errorInfo, exit, focus, focus_lastfor, focus_next, focus_prev, focus_to, fromUTF8, grid, grid_forget, has_mainwindow?, load_tcllibrary, load_tclscript, load_tclscript_rsrc, load_tclscript_rsrcid, lower_window, pack, pack_forget, pkgconfig_get, pkgconfig_list, place, place_forget, raise_window, #root, show_kinsoku, sleep, strictMotif, subst_tk_backslash, subst_utf_backslash, tcl_pkgconfig_get, tcl_pkgconfig_list, thread_update, thread_update_idletasks, tk_pkgconfig_get, tk_pkgconfig_list, toUTF8, to_backslash_sequence, ungrid, unload_tcllibrary, unpack, unplace, #update, update, update_idletasks, utf_to_backslash, utf_to_backslash_sequence, wakeup

Methods included from Encoding

#default_encoding=, #encoding=, #encoding_convertfrom, #encoding_convertto, #encoding_dirs, #encoding_dirs=, #encoding_name, #encoding_names, #encoding_obj, #encoding_objs, #encoding_system=, #encoding_system_name, #encoding_system_obj, #force_default_encoding, #force_default_encoding=, #force_default_encoding?, #tk_encoding_names

Constructor Details

#initialize(chart, keys = {}) ⇒ Crosshairs

Returns a new instance of Crosshairs.



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# File 'ext/lib/tkextlib/blt/component.rb', line 567

def initialize(chart, keys={})
  # dummy:: not called by 'new' method

  @parent = @chart = chart
  @cpath = @chart.path
  # Crosshairs::CrosshairsID_TBL[@cpath] = self
  @chart.crosshair_configure(keys) unless keys.empty?
  @path = @id = 'crosshairs'
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class TkObject

Class Method Details

.new(chart, keys = {}) ⇒ Object 



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# File 'ext/lib/tkextlib/blt/component.rb', line 551

def self.new(chart, keys={})
  obj = nil
  CrosshairsID_TBL.mutex.synchronize{
    unless (obj = CrosshairsID_TBL[chart.path])
      (obj = self.allocate).instance_eval{
        @parent = @chart = chart
        @cpath = @chart.path
        @path = @id = 'crosshairs'
        Crosshairs::CrosshairsID_TBL[@cpath] = self
      }
    end
  }
  chart.crosshair_configure(keys) if obj && ! keys.empty?
  obj
end

Instance Method Details

#cget(option) ⇒ Object 



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# File 'ext/lib/tkextlib/blt/component.rb', line 585

def cget(option)
  @chart.crosshair_cget(option)
end

#cget_strict(option) ⇒ Object 



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# File 'ext/lib/tkextlib/blt/component.rb', line 588

def cget_strict(option)
  @chart.crosshair_cget_strict(option)
end

#configinfo(key = nil) ⇒ Object 



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# File 'ext/lib/tkextlib/blt/component.rb', line 595

def configinfo(key=nil)
  @chart.crosshair_configinfo(key)
end

#configure(key, value = None) ⇒ Object 



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# File 'ext/lib/tkextlib/blt/component.rb', line 591

def configure(key, value=None)
  @chart.crosshair_configure(key, value)
  self
end

#current_configinfo(key = nil) ⇒ Object 



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# File 'ext/lib/tkextlib/blt/component.rb', line 598

def current_configinfo(key=nil)
  @chart.current_crosshair_configinfo(key)
end

#id ⇒ Object 



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# File 'ext/lib/tkextlib/blt/component.rb', line 577

def id
  @id
end

#off ⇒ Object 



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# File 'ext/lib/tkextlib/blt/component.rb', line 602

def off
  @chart.crosshair_off
  self
end

#on ⇒ Object 



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# File 'ext/lib/tkextlib/blt/component.rb', line 606

def on
  @chart.crosshair_on
  self
end

#to_eval ⇒ Object 



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# File 'ext/lib/tkextlib/blt/component.rb', line 581

def to_eval
  @id
end

#toggle ⇒ Object 



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# File 'ext/lib/tkextlib/blt/component.rb', line 610

def toggle
  @chart.crosshair_toggle
  self
end