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authoryugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2008-08-25 15:13:14 +0000
committeryugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2008-08-25 15:13:14 +0000
commitd0233291bc8a5068e52c69c210e5979e5324b5bc (patch)
tree7d9459449c33792c63eeb7baa071e76352e0baab /trunk/ext/tk/sample/demos-en/plot.rb
parent0dc342de848a642ecce8db697b8fecd83a63e117 (diff)
parent72eaacaa15256ab95c3b52ea386f88586fb9da40 (diff)
re-adding tag v1_9_0_4 as an alias of trunk@18848v1_9_0_4
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_9_0_4@18849 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'trunk/ext/tk/sample/demos-en/plot.rb')
-rw-r--r--trunk/ext/tk/sample/demos-en/plot.rb124
1 files changed, 0 insertions, 124 deletions
diff --git a/trunk/ext/tk/sample/demos-en/plot.rb b/trunk/ext/tk/sample/demos-en/plot.rb
deleted file mode 100644
index 628c9df584..0000000000
--- a/trunk/ext/tk/sample/demos-en/plot.rb
+++ /dev/null
@@ -1,124 +0,0 @@
-# plot.rb
-#
-# This demonstration script creates a canvas widget showing a 2-D
-# plot with data points that can be dragged with the mouse.
-#
-# 2-D plot widget demo (called by 'widget')
-#
-
-# toplevel widget
-if defined?($plot_demo) && $plot_demo
- $plot_demo.destroy
- $plot_demo = nil
-end
-
-# demo toplevel widget
-$plot_demo = TkToplevel.new {|w|
- title("Plot Demonstration")
- iconname("Plot")
- positionWindow(w)
-}
-
-base_frame = TkFrame.new($plot_demo).pack(:fill=>:both, :expand=>true)
-
-# label
-TkLabel.new(base_frame, 'font'=>$font, 'wraplength'=>'4i', 'justify'=>'left',
- 'text'=>"This window displays a canvas widget containing a simple 2-dimensional plot. You can doctor the data by dragging any of the points with mouse button 1."){
- pack('side'=>'top')
-}
-
-# frame
-$plot_buttons = TkFrame.new(base_frame) {|frame|
- TkButton.new(frame) {
- text 'Dismiss'
- command proc{
- tmppath = $plot_demo
- $plot_demo = nil
- tmppath.destroy
- }
- }.pack('side'=>'left', 'expand'=>'yes')
-
- TkButton.new(frame) {
- text 'Show Code'
- command proc{showCode 'plot'}
- }.pack('side'=>'left', 'expand'=>'yes')
-}
-$plot_buttons.pack('side'=>'bottom', 'fill'=>'x', 'pady'=>'2m')
-
-# font
-plotFont = '-*-Helvetica-Medium-R-Normal--*-180-*-*-*-*-*-*'
-
-# canvas
-$plot_canvas = TkCanvas.new(base_frame,'relief'=>'raised','width'=>450,'height'=>300)
-$plot_canvas.pack('side'=>'top', 'fill'=>'x')
-
-# plot
-TkcLine.new($plot_canvas, 100, 250, 400, 250, 'width'=>2)
-TkcLine.new($plot_canvas, 100, 250, 100, 50, 'width'=>2)
-TkcText.new($plot_canvas, 225, 20,
- 'text'=>"A Simple Plot", 'font'=>plotFont, 'fill'=>'brown')
-
-(0..10).each {|i|
- x = 100 + (i * 30)
- TkcLine.new($plot_canvas, x, 250, x, 245, 'width'=>2)
- TkcText.new($plot_canvas, x, 254,
- 'text'=>10*i, 'font'=>plotFont, 'anchor'=>'n')
-}
-(0..5).each {|i|
- y = 250 - (i * 40)
- TkcLine.new($plot_canvas, 100, y, 105, y, 'width'=>2)
- TkcText.new($plot_canvas, 96, y,
- 'text'=>"#{i*50}.0", 'font'=>plotFont, 'anchor'=>'e')
-}
-
-for xx, yy in [[12,56],[20,94],[33,98],[32,120],[61,180],[75,160],[98,223]]
- x = 100 + (3*xx)
- y = 250 - (4*yy)/5
- item = TkcOval.new($plot_canvas, x-6, y-6, x+6, y+6,
- 'width'=>1, 'outline'=>'black', 'fill'=>'SkyBlue2')
- item.addtag 'point'
-end
-
-$plot_canvas.itembind('point', 'Any-Enter',
- proc{$plot_canvas.itemconfigure 'current','fill','red'})
-$plot_canvas.itembind('point', 'Any-Leave',
- proc{$plot_canvas.itemconfigure 'current','fill','SkyBlue2'})
-$plot_canvas.itembind('point', '1',
- proc{|x,y| plotDown $plot_canvas,x,y}, "%x %y")
-$plot_canvas.itembind('point', 'ButtonRelease-1',
- proc{$plot_canvas.dtag 'selected'})
-$plot_canvas.bind('B1-Motion',
- proc{|x,y| plotMove $plot_canvas,x,y}, "%x %y")
-
-$plot = {'lastX'=>0, 'lastY'=>0}
-
-# plotDown --
-# This method is invoked when the mouse is pressed over one of the
-# data points. It sets up state to allow the point to be dragged.
-#
-# Arguments:
-# w - The canvas window.
-# x, y - The coordinates of the mouse press.
-
-def plotDown (w, x, y)
- w.dtag 'selected'
- w.addtag_withtag 'selected', 'current'
- w.raise 'current'
- $plot['lastX'] = x
- $plot['lastY'] = y
-end
-
-# plotMove --
-# This method is invoked during mouse motion events. It drags the
-# current item.
-#
-# Arguments:
-# w - The canvas window.
-# x, y - The coordinates of the mouse.
-
-def plotMove (w, x, y)
- w.move 'selected', x - $plot['lastX'], y - $plot['lastY']
- $plot['lastX'] = x
- $plot['lastY'] = y
-end
-