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ruby--ruby/ext/tk/lib/tk/textimage.rb
nagai cb2349d653 * ext/tk/lib/tk.rb: fix bug on setting up system encoding
* ext/tk/lib/tk/event.rb: fix error on require process
* ext/tk/lib/font.rb: fix abnormal termination error on Windows
* ext/tk/lib/tk/virtevent.rb: TkVirtualEvent::PreDefVirtEvent.new()
  accepts event-sequence arguments
* ext/tk/lib/text.rb: fail to dump embedded images
* ext/tk/lib/text.rb: tag_nextrange and tag_prevrange returns wrong
  types of values
* ext/tk/lib/texttag.rb: nextrange and prevrange returns wrong types of values
* ext/tk/lib/text.rb: add TkText::IndexModMethods module and
  TkText::IndexString class to treat text index modifiers
* ext/tk/lib/texttag.rb: use TkText::IndexModMethods module
* ext/tk/lib/textmark.rb: ditto
* ext/tk/lib/textimage.rb: ditto
* ext/tk/lib/textwindow.rb: ditto
* ext/tk/lib/textimage.rb: wrong gravity of text mark for embedded image
* ext/tk/lib/textwindow.rb: wrong gravity of text mark for embedded window


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7588 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2004-12-17 07:31:51 +00:00

82 lines
2.1 KiB
Ruby

#
# tk/textimage.rb - treat Tk text image object
#
require 'tk'
require 'tk/text'
class TkTextImage<TkObject
include TkText::IndexModMethods
def initialize(parent, index, keys)
#unless parent.kind_of?(TkText)
# fail ArguemntError, "expect TkText for 1st argument"
#end
@t = parent
if index == 'end' || index == :end
@path = TkTextMark.new(@t, tk_call(@t.path, 'index', 'end - 1 chars'))
elsif index.kind_of? TkTextMark
if tk_call_without_enc(@t.path,'index',index.path) == tk_call_without_enc(@t.path,'index','end')
@path = TkTextMark.new(@t, tk_call_without_enc(@t.path, 'index',
'end - 1 chars'))
else
@path = TkTextMark.new(@t, tk_call_without_enc(@t.path, 'index',
index.path))
end
else
@path = TkTextMark.new(@t, tk_call_without_enc(@t.path, 'index',
_get_eval_enc_str(index)))
end
@path.gravity = 'left'
@index = @path.path
@id = tk_call_without_enc(@t.path, 'image', 'create', @index,
*hash_kv(keys, true)).freeze
@path.gravity = 'right'
end
def id
TkText::IndexString.new(@id)
end
def mark
@path
end
def [](slot)
cget(slot)
end
def []=(slot, value)
configure(slot, value)
value
end
def cget(slot)
@t.image_cget(@index, slot)
end
def configure(slot, value=None)
@t.image_configure(@index, slot, value)
self
end
# def configure(slot, value)
# tk_call @t.path, 'image', 'configure', @index, "-#{slot}", value
# end
def configinfo(slot = nil)
@t.image_configinfo(@index, slot)
end
def current_configinfo(slot = nil)
@t.current_image_configinfo(@index, slot)
end
def image
img = tk_call_without_enc(@t.path, 'image', 'cget', @index, '-image')
TkImage::Tk_IMGTBL[img]? TkImage::Tk_IMGTBL[img] : img
end
def image=(value)
tk_call_without_enc(@t.path, 'image', 'configure', @index, '-image',
_get_eval_enc_str(value))
#self
value
end
end