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334325f72a
a class is available for a callback entry. * ext/tk/lib/tk.rb (after_cancel): add Tk.after_cancel(afterID) method. * ext/tk/lib/tk.rb (array2tk_list): change from private module method of TkComm to public module method. * ext/tk/lib/tk.rb (cget): add check that slot argument is not empty string. * ext/tk/lib/tk.rb (configinfo): ditto. * ext/tk/lib/tk/itemconfig.rb (itemcget): add check that slot argument is not empty string. * ext/tk/lib/tk/itemconfig.rb (itemconfiginfo): ditto. * ext/tk/lib/tk/entry.rb: add TkEntry#icursor and icursor= (alias of cursor and cursor= method). * ext/tk/lib/tk/font.rb: improve font treatment when the font name is empty string. * ext/tk/lib/tk/variable.rb: add :variable, :window and :procedure type. * ext/tk/lib/tk/variable.rb: improve treatment of array-type tkvariable. * ext/tk/lib/tkextlib/blt.rb: add commands for zooming. * ext/tk/lib/tkextlib/blt/*: bug fix. * ext/tk/lib/tkextlib/treectrl/tktreectrl.rb: bug fix and add methods to call TreeCtrl commands for bindings. * ext/tk/sample/tkextlib/blt/*: new sample scritps. * ext/tk/sample/tkextlib/treectrl/*: ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@8195 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
63 lines
1.9 KiB
Ruby
63 lines
1.9 KiB
Ruby
#!/usr/bin/env ruby
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require 'tk'
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require 'tkextlib/blt'
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file = File.join(File.dirname(File.expand_path(__FILE__)),
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'images', 'buckskin.gif')
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bgTexture = TkPhotoImage.new(:file=>file)
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TkOption.add('*Graph.Tile', bgTexture)
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TkOption.add('*Label.Tile', bgTexture)
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TkOption.add('*Frame.Tile', bgTexture)
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TkOption.add('*Htext.Tile', bgTexture)
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TkOption.add('*TileOffset', 0)
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TkOption.add('*HighlightThickness', 0)
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TkOption.add('*Element.ScaleSybols', false)
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TkOption.add('*Element.Smooth', :linear)
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TkOption.add('*activeLine.Color', 'yellow4')
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TkOption.add('*activeLine.Fill', 'yellow')
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TkOption.add('*activeLine.LineWidth', 0)
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TkOption.add('*Element.Pixels', 3)
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TkOption.add('*Graph.halo', '7i')
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if Tk.root.winfo_screenvisual != 'staticgray'
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TkOption.add('*print.background', 'yellow')
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TkOption.add('*quit.background', 'red')
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end
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length = 250000
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graph = Tk::BLT::Graph.new(:title=>"Scatter Plot\n#{length} points")
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graph.xaxis_configure(:loose=>false, :title=>'X Axis Label')
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graph.yaxis_configure(:title=>'Y Axis Label')
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graph.legend_configure(:activerelief=>:sunken, :background=>'')
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Tk::BLT::Table.add(Tk.root, graph, [0,0], :fill=>:both)
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v_x = Tk::BLT::Vector.new(length)
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v_y = Tk::BLT::Vector.new(length)
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v_x.expr("random(#{v_x})")
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v_y.expr("random(#{v_y})")
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v_x.sort(v_y)
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plot = Tk::BLT::PlotComponent::Element.new(graph, :symbol=>:square,
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:color=>'green4', :fill=>'green2',
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:linewidth=>0, :outlinewidth=>1,
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:pixels=>4, :label=>'plot',
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:xdata=>v_x, :ydata=>v_y)
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Tk.root.minsize(0, 0)
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#graph.zoom_stack
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#graph.crosshairs
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#graph.active_legend
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#graph.closest_point
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Tk::BLT.zoom_stack(graph)
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Tk::BLT.crosshairs(graph)
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Tk::BLT.active_legend(graph)
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Tk::BLT.closest_point(graph)
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Tk::BLT::Busy.hold(graph)
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Tk.update
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Tk::BLT::Busy.release(graph)
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Tk.mainloop
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