From 1e760c0be3ed35874204114e7454509f740c0fe2 Mon Sep 17 00:00:00 2001 From: shyouhei Date: Wed, 22 Aug 2007 01:53:51 +0000 Subject: add tag v1_8_6_71 git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_8_5_71@13189 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- ruby_1_8_6/ext/tk/sample/tkline.rb | 47 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 ruby_1_8_6/ext/tk/sample/tkline.rb (limited to 'ruby_1_8_6/ext/tk/sample/tkline.rb') diff --git a/ruby_1_8_6/ext/tk/sample/tkline.rb b/ruby_1_8_6/ext/tk/sample/tkline.rb new file mode 100644 index 0000000000..3124c2fe0c --- /dev/null +++ b/ruby_1_8_6/ext/tk/sample/tkline.rb @@ -0,0 +1,47 @@ + +require "tkclass" + +$tkline_init = FALSE +def start_random + return if $tkline_init + $tkline_init = TRUE + if defined? Thread + Thread.start do + loop do + sleep 2 + Line.new($c, rand(400), rand(200), rand(400), rand(200)) + end + end + end +end + +Label.new('text'=>'Please press or drag button-1').pack + +$c = Canvas.new +$c.pack +$start_x = start_y = 0 + +def do_press(x, y) + $start_x = x + $start_y = y + $current_line = Line.new($c, x, y, x, y) + start_random +end +def do_motion(x, y) + if $current_line + $current_line.coords $start_x, $start_y, x, y + end +end + +def do_release(x, y) + if $current_line + $current_line.coords $start_x, $start_y, x, y + $current_line.fill 'black' + $current_line = nil + end +end + +$c.bind("1", proc{|e| do_press e.x, e.y}) +$c.bind("B1-Motion", proc{|x, y| do_motion x, y}, "%x %y") +$c.bind("ButtonRelease-1", proc{|x, y| do_release x, y}, "%x %y") +Tk.mainloop -- cgit v1.2.3