* ext/tk/sample/tkextlib/tkimg/*: Tk::Img extension sample

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@8150 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
author: nagai <nagai@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> 2005-03-15 08:22:09 +0000
committer: nagai <nagai@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> 2005-03-15 08:22:09 +0000
commit: d355c4bf0af1804941a138b693a45304e43c0596 (patch)
tree: 24d7ba9943152ff2e6ded297cfca27ccf1a00aaa /ext/tk
parent: 4e1636f0b98146c2a83f131965b420f2339066b0 (diff)
3 files changed, 1522 insertions, 0 deletions
diff --git a/ext/tk/sample/tkextlib/tkimg/demo.rb b/ext/tk/sample/tkextlib/tkimg/demo.rb
new file mode 100644
index 0000000000..a0c4d1b64f
--- /dev/null
+++ b/ext/tk/sample/tkextlib/tkimg/demo.rb
@@ -0,0 +1,1478 @@
+#!/usr/bin/env ruby
+#
+#  Tk::Img demo
+#
+#    --  This script is based on demo.tcl of Tcl/Tk's 'Img' extention. 
+#        Image data in this script is those of demo.tcl.
+#        Please read 'license_terms_of_Img_extension' file.
+#
+require 'tk'
+require 'tkextlib/tkimg'
+
+#
+# Make the Image format available.
+#
+class TkImg_demo
+  def initialize
+    img_version = Tk::Img.package_version
+
+    @typeFrame = Hash.new
+    @imgPriv = Hash.new
+
+    root = TkRoot.new(:title=>'Tests for available image formats')
+
+    root.winfo_children.each{|w| w.destroy}
+    TkImage.names{|img| img.delete}
+
+    f = TkFrame.new
+    TkButton.new(f, :text=>'Dismiss', :command=>proc{exit}).pack(:side=>:left)
+    f.pack(:side=>:top, :expand=>:y, :fill=>:both)
+
+    TkMessage.new(:aspect=>900, :text=>format('This page shows the available image formats of the Img extension (Img version %s, using Tcl/Tk %s)', img_version, Tk::TK_PATCHLEVEL)).pack(:side=>:top, :expand=>:y, :fill=>:both)
+  end
+
+##############################
+
+  def update_animated_gif(w, method, num)
+    return unless @imgPriv[w]
+
+    if @imgPriv[w][:args]
+      im = TkPhotoImage.new
+      im.copy(@imgPriv[w][num])
+      num += 1
+      begin
+        im.configure(@imgPriv[w][:args].merge(:format=>[:gif, {:index=>num}]))
+        im.configure(:data=>'', :file=>'') #free storage
+        @imgPriv[w][num] = im
+      rescue
+        @imgPriv[w].delete(:args)
+        if num > 1
+          num = 0
+          im = @imgPriv[w][num]
+        else
+          # this is not an animated GIF; just stop
+          @imgPriv[w].delete(0)
+          return
+        end
+      end
+    else
+      num += 1
+      num = 0 unless @imgPriv[w][num]
+      im = @imgPriv[w][num]
+    end
+    begin
+      w.__send__(method, im)
+      Tk.update_idletasks
+      Tk.after(20, proc{update_animated_gif(w, method, num)})
+    rescue
+      @imgPriv[w].delete(:args)
+      @imgPriv[w].each{|im|
+        @im.delete
+        @imgPriv.delete(im)
+      }
+    end
+  end
+
+  def show_animated_gif(keys)
+    w = TkLabel.new
+    begin
+      im = TkPhotoImage.new(keys.merge(:format=>[:gif, {:index=>0}]))
+      im.configure(:data=>'', :file=>'', :format=>'') #free storage
+      w.image(im)
+      @imgPriv[w] ||= Hash.new
+      @imgPriv[w][0] = im
+      @imgPriv[w][:args] = keys
+      Tk.update_idletasks
+      Tk.after(20, proc{update_animated_gif(w, :image, 0)})
+    rescue => e
+      w.configure(:text=>"error displaying animated gif:\n#{e.message}", 
+                  :image=>'', :relief=>:ridge)
+    end
+    w.pack
+  end
+
+  def show_image(fmt, type, data)
+    fmt = fmt.to_s.capitalize
+    unless @typeFrame[fmt]
+      @typeFrame[fmt] = TkFrame.new.pack(:side=>:top, :expand=>true, :fill=>:x)
+      TkLabel.new(@typeFrame[fmt], :text=>"#{fmt} :  ").pack(:side=>:left)
+    end
+    begin
+      f = TkFrame.new(@typeFrame[fmt], 
+                      :borderwidth=>2, :relief=>:ridge).pack(:side=>:left)
+      im = TkPhotoImage.new(:data=>data)
+      im['data'] = ''
+      TkLabel.new(f, :image=>im).pack
+      TkLabel.new(f, :text=>type, :borderwidth=>0, :pady=>0, :padx=>2, 
+                  :font=>'Helvetica 8').pack
+    rescue => e
+      TkMessage.new(f, :text=>"error displaying #{type} image: #{e.message}", 
+                    :aspect=>250).pack
+    end
+    Tk.update
+  end
+
+end
+
+##############
+
+demo = TkImg_demo.new
+
+##############
+
+demo.show_animated_gif(:data=><<'ENDofIMG')
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+
+if false
+demo.show_image('bmp', '8-bit-RLE', <<'ENDofIMG')
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+end
+
+demo.show_image('bmp', '32-bit', <<'ENDofIMG')
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+////////////////////////AAD/////////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////
+//////////////////8AAA==
+ENDofIMG
+
+demo.show_image('gif', 'gif87a', <<'ENDofIMG')
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+////////////////////////////////////////////////////////////////////////
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+teapot = <<'ENDofIMG'
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+"#.#.#.b.b.b.b.#.#.bb#.#.#.b.K.bbK.#.T.T.J#R.YaS.S.x.ebebR.2.S#S#S#T#S#S#S.9a7aEaEafbhag#6.7aV.m.K.K.K.K.X.K.m.X.K.K..a.aX.K.b.m.",
+"b.b.p.b.p.b.p.K.K.K.b.b.b.b.#.#.#.#.T.T.J#UaJ#J#g#g#haWaWa7#9a2at#fbA.t#9a6.9aJ.EaEafbV.6.V.Nam.b.m..a.am.b.m.m.m.K.X.K..a.a.am.",
+"  p.b.p.p.b.p.K.b.b.p.b.b.b.b.K.#.K.7a7aV.9aWat#X#WahaH#ha6.t#n.n.n.n.fbfb9a9an.t#t#fbfb7aV.7#m.m.m..am.m.m.m.m.m.m..a.a.am.m.m.",
+"  b.p.b.#.#.#.#.#.b.b.b.b.b.b.K.Pax.V.7aNa7#7#t#vafbB.B.B.B.B.n.A.A.A.fbfb9aA.t#t#fbfbQaH#7#D#m.X..a.a.aX.v.v.v.v.m.m..am.v.m.m.",
+"    #.K.K.K.K.K.#.b.b.b.b.K.K.K.T.S.V.9aB.ebNaV.p#9a9aB.D#9a9aB.A.A.A.9aB.B.Eafbn.t#g#hat#X#m..ay#y#y#y#.ay#v.v.v..aX.y#.av.v.v.",
+"    #.K.K.#.K.K.K.K.K.K.K.K.K.QaT.V.7#Ea9af.f.2at#OaD#F#Q.J.9aEaB.Ea9a6.Ea9aEaV.H#H#t#2aD#J.v.m.y#y#y#y#X..ay#y#y#y#y#y#.ay#.av.",
+"      K.K.K.K.b.b.b.b.K.K.K.K.g#g#t#D#fbWag#c#X#2a2aeb7#D#Q.vaA.2at#p#9a6.V.7#7#9avaSaSaSav.m.v.v.y#.ay#X.v.v.v.v.y#y#y#y#y#y#y#",
+"      K.K.b.m.b.b.b.b.K.K.K.K.Ja7#7#6.2az.#ac#z.G#eaG#p#2a2a2at#t#t#t#7#9aD#J.SaL#RaRaF#v.v.v.v.v.v.y#m.v.v.a#a#v.v.M#M#M#y#y#  ",
+"        b.b.m.b.m.b.b.b.K.X.7#7#7#7#D#3.1.z.yac#yaibh#caB#L#eaz.z.z.z.z.F#h##ab##aL#ibibv.a#m.m.v.y#M#y#a#v.v.v.a#a#a#a#M#      ",
+"        p.b.m.b.b.m.b.b.m.b.7#9a9aSahb..m..ayayahbhbF.h#Ias.RaRaibibL.L#kab#bab#1.L.L.y#y#a#v.v.M#y#y#M#y#v.a#a#a#v.a#a#        ",
+"          b.m.b.b.X.K..aK.b.7#D#F#hbv#m.b.m.m.F.F.F.v#v#F.v#L.L.L.L#..ka6#h.s.1.L#1.y#M#y#daM#M#day#y#M#M#M#a#a#a#a#            ",
+"          p.b.X.X.X.X.X.X.X.9aD#6#..m..aX.y#m.m.F.v#v#v#....1.Ia....kakar#r#r#1.s.M#M#y#a#a#a#M#M#y#y#daM#dadada                ",
+"            .a.aX..aX..aX..aD#SaF..ay#y#.aX..am.m.........s.s.9.9.r#r#r#r#kakar#M#M#a#a#a#a#a#a#M#M#M#M#dadada                  ",
+"            K.X..a.a.a.a.aH#vab#1.y#X.X.y#y#y#y#v.v...s.d.d.d.s.r#r#h.jajajar#a#M#v.a#a#a#a#a#a#P#dadadaM#                      "};
+ENDofIMG
+
+demo.show_image('xpm', 'color', "/* XPM */
+static char * teapot[] = {
+\"64 48 204 2\",
+\"   c #145ec4#{teapot}")
+
+demo.show_image('xpm', 'transparent', "/* XPM */
+static char * teapot[] = {
+\"64 48 204 2\",
+\"   s None c None#{teapot}")
+
+demo.show_image('xbm', 'bitmap', <<'ENDofIMG')
+#define flagup_width 48
+#define flagup_height 48
+static char flagup_bits[] = {
+   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xe0, 0x7f, 0x00,
+   0x00, 0x00, 0x00, 0xe0, 0x7f, 0x00, 0x00, 0x00, 0x00, 0xef, 0x6a, 0x00,
+   0x00, 0x00, 0xc0, 0x7b, 0x75, 0x00, 0x00, 0x00, 0xe0, 0xe0, 0x6a, 0x00,
+   0x00, 0x00, 0x30, 0x60, 0x75, 0x00, 0x00, 0x00, 0x18, 0xe0, 0x7f, 0x00,
+   0x00, 0x00, 0x0c, 0xe0, 0x7f, 0x00, 0x00, 0x00, 0x06, 0xe0, 0x04, 0x00,
+   0x00, 0x00, 0x03, 0xe0, 0x04, 0x00, 0x00, 0x80, 0x01, 0xe0, 0x06, 0x00,
+   0x00, 0xc0, 0x1f, 0xe0, 0x07, 0x00, 0x00, 0xe0, 0x7f, 0xe0, 0x07, 0x00,
+   0x00, 0x70, 0xe0, 0xe0, 0x05, 0x00, 0x00, 0x38, 0x80, 0xe1, 0x04, 0x00,
+   0x00, 0x18, 0x80, 0xf1, 0x04, 0x00, 0x00, 0x0c, 0x00, 0xfb, 0x04, 0x00,
+   0x00, 0x0c, 0x00, 0xff, 0x04, 0x00, 0x00, 0x86, 0x1f, 0xee, 0x04, 0x00,
+   0x00, 0x06, 0x06, 0xe6, 0x04, 0x00, 0x00, 0x06, 0x00, 0xe6, 0x04, 0x00,
+   0x00, 0x06, 0x00, 0xe6, 0x04, 0x00, 0x00, 0x06, 0x00, 0x66, 0x04, 0x00,
+   0x7f, 0x56, 0x52, 0x06, 0xe4, 0xff, 0x00, 0x76, 0x55, 0x06, 0x04, 0x00,
+   0x00, 0x56, 0x57, 0x06, 0x04, 0x00, 0x00, 0x56, 0x55, 0x06, 0x06, 0x00,
+   0x00, 0x56, 0xd5, 0x06, 0x03, 0x00, 0x00, 0x06, 0x00, 0x86, 0x01, 0x00,
+   0x54, 0x06, 0x00, 0xc6, 0x54, 0x55, 0xaa, 0x06, 0x00, 0x66, 0xaa, 0x2a,
+   0x54, 0x06, 0x00, 0x36, 0x55, 0x55, 0xaa, 0x06, 0x00, 0xbe, 0xaa, 0x2a,
+   0x54, 0xfe, 0xff, 0x6f, 0x55, 0x55, 0xaa, 0xfc, 0xff, 0xa7, 0xaa, 0x2a,
+   0x54, 0x01, 0x88, 0x60, 0x55, 0x55, 0xaa, 0xaa, 0x8a, 0xa0, 0xaa, 0x2a,
+   0x54, 0x55, 0x8d, 0x60, 0x55, 0x55, 0xaa, 0xaa, 0x8a, 0xa0, 0xaa, 0x2a,
+   0x54, 0x55, 0x8d, 0x60, 0x55, 0x55, 0xaa, 0xaa, 0x8a, 0xa0, 0xaa, 0x2a,
+   0x54, 0x55, 0x8d, 0x50, 0x55, 0x55, 0xaa, 0xaa, 0x8a, 0xa8, 0xaa, 0x2a,
+   0x54, 0x55, 0x95, 0x54, 0x55, 0x55, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0x2a,
+   0x54, 0x55, 0x55, 0x55, 0x55, 0x15, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
+ENDofIMG
+
+demo.show_image('png', 'color', <<'ENDofIMG')
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+ENDofIMG
+
+demo.show_image('png', 'grayscale', <<'ENDofIMG')
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+ENDofIMG
+
+demo.show_image('png', 'transparent color', <<'ENDofIMG')
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+demo.show_image('png', 'transparent grayscale', <<'ENDofIMG')
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+
+demo.show_image('tiff', 'uncompressed', <<'ENDofIMG')
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+AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA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+/////9v/////tpL/km1tJAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABtAABJAABJAABJAACSJCRJ
+AABtJABtAACSSSRtJACSbSSSSSTbkm222222km22bUm2kknbtpLb25K2km22kknbtpLbtm3b
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+tpL//9v//////7b///////////////+2bUkAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+AAAAAAAAAAAAAAAAAABJAABJAABJAABJAABJJACSSSSSJABtSQCSSSSSSSSSSSSSJCSSSSS2
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+AAAexAEcAAMAAAABAAEAAAEoAAMAAAABAAIAAAAAAAAACAAIAAgSwAAAAAQAABLAAAAABAAA
+ENDofIMG
+
+demo.show_image('tiff', 'packbits compressed', <<'ENDofIMG')
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+AAEAAAEoAAMAAAABAAIAAAAAAAAACAAIAAgSwAAAAAQAABLAAAAABAAA
+ENDofIMG
+
+if false
+demo.show_image('tiff', 'pixarlog compressed', <<'ENDofIMG')
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+AAEAAAQyARwAAwAAAAEAAQAAASgAAwAAAAEAAgAAAAAAAAAIAAgACBLAAAAABAAAEsAAAAAE
+AAA=
+ENDofIMG
+end
+
+if false
+demo.show_image('tiff', 'logluv compressed', <<'ENDofIMG')
+TU0AKgAAAAgADgEAAAMAAAABAEAAAAEBAAMAAAABACgAAAECAAMAAAADAAAAtgEDAAMAAAAB
+h3QAAAEGAAMAAAABAAIAAAERAAQAAAABAAAAAAESAAMAAAABAAEAAAEVAAMAAAABAAMAAAEW
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+AAEAAAEoAAMAAAABAAIAAAAAAAAAEAAQABASwAAAAAQAABLAAAAABAAA
+ENDofIMG
+end
+
+demo.show_image('tiff', 'jpeg compressed', <<'ENDofIMG')
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+ENDofIMG
+
+demo.show_image('tiff', 'deflate compressed', <<'ENDofIMG')
+TU0AKgAAAah4nO2Y643EMAiEXQzNUIyboRiaoRh2ADuP+7N70knZkxhZlmNH2fkMRPGO0Wq1
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+AAAAAAAIAAgACBLAAAAABAAAEsAAAAAEAAA=
+ENDofIMG
+
+if Tk::PLATFORM['platform'] != 'windows'
+demo.show_image('other', 'postscript', <<'ENDofIMG')
+%!PS-Adobe-3
+%%Title: postscript.ps
+%%BoundingBox: 66 648 146 720
+%%Pages: 1
+%%DocumentProcSets: Adobe_distill 0.96
+%%EndComments
+%%BeginProcSet: Adobe_distill 0.96
+/PROLOGUE 30 40 add dict def
+ % 30 procedure entries + room for 40 cached font dictionaries
+ PROLOGUE begin
+ /clip { } def    % causes problems. remove if "clip" is needed
+ /bdef { bind def } bind def	/ldef { load def } bdef
+ /T { moveto show } bdef	/A { moveto ashow } bdef
+ /W { moveto widthshow } bdef	/AW { moveto awidthshow } bdef
+ /f /fill ldef			/R { { rlineto } repeat } bdef
+ /r /rlineto ldef		/L { { lineto } repeat } bdef
+ /m /moveto ldef		/l { moveto lineto stroke } bdef
+ /x { 0 rlineto } bdef		/y { 0 exch rlineto } bdef
+ /c /curveto ldef		/cp /closepath ldef
+ /s /stroke ldef		/w /setlinewidth ldef
+ /g /setgray ldef		/j /setlinejoin ldef
+ /d /setdash ldef		/F /setfont ldef
+ /C /setcmykcolor where { /setcmykcolor get }{ %ifelse
+   { %def
+     1 sub 3 { 3 index add neg dup 0 lt { pop 0 } if 3 1 roll } repeat
+     setrgbcolor
+   } bind
+ } ifelse def
+ /selectfont where { pop }{ %ifelse
+     /selectfont { exch findfont exch scalefont setfont } bdef
+ } ifelse
+ /MF { exch findfont exch makefont setfont } bdef
+ /FF /selectfont ldef
+ /DF { selectfont currentfont def } bdef
+ /BEGINPAGE { pop /pagesave save def } bdef
+ /ENDPAGE { pop pagesave restore showpage } def
+ /REMAP { %def
+   FontDirectory 2 index known { pop pop pop } { %ifelse
+     findfont dup length dict begin
+       { 1 index /FID ne {def}{pop pop} ifelse } forall
+       exch dup length 0 gt { /Encoding exch def }{ pop } ifelse
+     currentdict end definefont pop
+   } ifelse
+ } bdef
+ /RECODE { %def
+    3 -1 roll 1 index findfont /Encoding get 256 array copy exch
+    0 exch { %forall
+     dup type/nametype eq
+       { 3 {2 index} repeat put pop 1 add }{ exch pop }ifelse
+    } forall pop 3 1 roll REMAP
+ } bdef
+ end %PROLOGUE
+%%EndProcSet: Adobe_distill 0.96
+%%EndProlog
+%%BeginSetup
+PROLOGUE begin
+%%EndSetup
+%%Page: 1 1
+1 BEGINPAGE
+1 g
+2 setlinecap
+144 53 m
+390 x
+-19 y
+-390 x
+eofill
+0 g
+1.268 w
+0 setlinecap
+4 setmiterlimit
+[] 0 d
+109.698 714.182 m
+111.525 713.672 112.472 713.234 113.624 712.431 c
+-22.3128 -25.8381 r
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+102.034 675.687 90.7436 683.82 84.1099 684.842 c
+25.588 29.3407 r
+f
+1.0361 w
+f
+f
+91.8805 654.468 m
+96.0255 654.285 100.155 654.188 104.481 654.188 c
+113.804 654.188 122.752 654.636 131.141 655.44 c
+134.222 655.737 136.724 658.133 137.108 661.279 c
+137.79 666.855 138.107 672.696 138.107 678.705 c
+138.107 684.714 137.79 690.555 137.108 696.131 c
+136.724 699.277 134.222 701.674 131.141 701.97 c
+127.476 702.321 123.704 702.604 119.84 702.813 c
+119.84 702.813 103.842 668.373 102.231 664.827 c
+99.8549 659.595 96.601 655.765 91.8805 654.468 c
+f
+0.7851 w
+77.8202 655.44 m
+74.7171 655.948 72.2887 657.716 71.8525 661.279 c
+71.1725 666.855 70.8549 672.696 70.8549 678.705 c
+70.8549 684.714 71.1725 690.555 71.8525 696.131 c
+72.2381 699.277 74.7417 701.674 77.8202 701.97 c
+82.1335 702.383 86.5932 702.702 91.1764 702.916 c
+8.16241 9.07727 r
+99.2863 711.98 101.266 712.345 102.996 711.921 c
+-28.4564 -32.9334 r
+80.6983 681.906 98.7446 677.354 98.7446 666.708 c
+98.7446 655.332 86.3243 654.054 77.8202 655.44 c
+f
+0.0843 w
+139.67 644.154 m
+140.194 644.154 140.619 644.576 140.619 645.098 c
+140.619 645.619 140.194 646.042 139.67 646.042 c
+139.146 646.042 138.721 645.619 138.721 645.098 c
+138.721 644.576 139.146 644.154 139.67 644.154 c
+1 ENDPAGE
+%%Trailer
+end %PROLOGUE
+%%Pages: 1
+%%EOF
+ENDofIMG
+end
+
+if false
+demo.show_image('other', 'pdf', <<'ENDofIMG')
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+g1LkcKyGBe6TkQYL3jhwTDwreSJ7gw9eZeBY3GZpPBU/FjY7/HX8A9+h3WJlbmRzdHJlYW0K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+ENDofIMG
+end
+
+#######################
+
+Tk.mainloop
diff --git a/ext/tk/sample/tkextlib/tkimg/license_terms_of_Img_extension b/ext/tk/sample/tkextlib/tkimg/license_terms_of_Img_extension
new file mode 100644
index 0000000000..7f515feee8
--- /dev/null
+++ b/ext/tk/sample/tkextlib/tkimg/license_terms_of_Img_extension
@@ -0,0 +1,41 @@
+This software is copyrighted by Jan Nijtmans (the maintainer)
+and a lot of other people who contributed code (most notably
+Andreas Kupries, Thomas G. Lane, Ioi K. Lam, Mario Weilguni
+and Roger E Critchlow Jr).
+The following terms apply to all files associated with the
+software unless explicitly disclaimed in individual files.
+
+The authors hereby grant permission to use, copy, modify, distribute,
+and license this software and its documentation for any purpose, provided
+that existing copyright notices are retained in all copies and that this
+notice is included verbatim in any distributions. No written agreement,
+license, or royalty fee is required for any of the authorized uses.
+Modifications to this software may be copyrighted by their authors
+and need not follow the licensing terms described here, provided that
+the new terms are clearly indicated on the first page of each file where
+they apply.
+
+IN NO EVENT SHALL THE AUTHORS OR DISTRIBUTORS BE LIABLE TO ANY PARTY
+FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
+ARISING OUT OF THE USE OF THIS SOFTWARE, ITS DOCUMENTATION, OR ANY
+DERIVATIVES THEREOF, EVEN IF THE AUTHORS HAVE BEEN ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+
+THE AUTHORS AND DISTRIBUTORS SPECIFICALLY DISCLAIM ANY WARRANTIES,
+INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT.  THIS SOFTWARE
+IS PROVIDED ON AN "AS IS" BASIS, AND THE AUTHORS AND DISTRIBUTORS HAVE
+NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR
+MODIFICATIONS.
+
+GOVERNMENT USE: If you are acquiring this software on behalf of the
+U.S. government, the Government shall have only "Restricted Rights"
+in the software and related documentation as defined in the Federal 
+Acquisition Regulations (FARs) in Clause 52.227.19 (c) (2).  If you
+are acquiring the software on behalf of the Department of Defense, the
+software shall be classified as "Commercial Computer Software" and the
+Government shall have only "Restricted Rights" as defined in Clause
+252.227-7013 (c) (1) of DFARs.  Notwithstanding the foregoing, the
+authors grant the U.S. Government and others acting in its behalf
+permission to use and distribute the software in accordance with the
+terms specified in this license. 
diff --git a/ext/tk/sample/tkextlib/tkimg/readme.txt b/ext/tk/sample/tkextlib/tkimg/readme.txt
new file mode 100644
index 0000000000..4d9774492c
--- /dev/null
+++ b/ext/tk/sample/tkextlib/tkimg/readme.txt
@@ -0,0 +1,3 @@
+The script 'demo.rb' is based on 'demo.tcl' of Tcl/Tk's 'Img' extention. 
+Image data in 'demo.rb' is those of 'demo.tcl'.
+Please read 'license_terms_of_Img_extension' file.
author	nagai <nagai@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>	2005-03-15 08:22:09 +0000
committer	nagai <nagai@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>	2005-03-15 08:22:09 +0000
commit	d355c4bf0af1804941a138b693a45304e43c0596 (patch)
tree	24d7ba9943152ff2e6ded297cfca27ccf1a00aaa /ext/tk
parent	4e1636f0b98146c2a83f131965b420f2339066b0 (diff)