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-rw-r--r--ext/tk/sample/tkextlib/tkimg/demo.rb1478
-rw-r--r--ext/tk/sample/tkextlib/tkimg/license_terms_of_Img_extension41
-rw-r--r--ext/tk/sample/tkextlib/tkimg/readme.txt3
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 000000000..a0c4d1b64
--- /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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+
+demo.show_image('bmp', '1-bit', <<'ENDofIMG')
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+end
+
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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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+" 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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+
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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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+AAA=
+ENDofIMG
+end
+
+if false
+demo.show_image('tiff', 'logluv compressed', <<'ENDofIMG')
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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')
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+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
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+102.034 675.687 90.7436 683.82 84.1099 684.842 c
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+f
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+f
+f
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+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
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+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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+L1R5cGUgL0NhdGFsb2cgL1BhZ2VzIDIgMCBSCj4+CmVuZG9iago2IDAgb2JqCjw8IC9DcmVh
+dGlvbkRhdGUgKEQ6MTk5NzEyMDUyMjU2MzcpCi9Qcm9kdWNlciAoQWxhZGRpbiBHaG9zdHNj
+cmlwdCA1LjEwKQo+PgplbmRvYmoKeHJlZgowIDcKMDAwMDAwMDAwMCA2NTUzNSBmIAowMDAw
+MDAwNzk5IDAwMDAwIG4gCjAwMDAwMDA3NDAgMDAwMDAgbiAKMDAwMDAwMDYyMCAwMDAwMCBu
+IAowMDAwMDAwMDE1IDAwMDAwIG4gCjAwMDAwMDA2MDEgMDAwMDAgbiAKMDAwMDAwMDg0OCAw
+MDAwMCBuIAp0cmFpbGVyCjw8IC9TaXplIDcgL1Jvb3QgMSAwIFIgL0luZm8gNiAwIFIKPj4K
+c3RhcnR4cmVmCjkzOQolJUVPRgo=
+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 000000000..7f515feee
--- /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 000000000..4d9774492
--- /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.
generated by cgit (git 2.34.1) at 2024-11-20 16:30:47 +0000