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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
45 lines
1.2 KiB
Ruby
45 lines
1.2 KiB
Ruby
#!/usr/bin/env ruby
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require 'tk'
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require 'tkextlib/blt'
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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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x = Array.new(length)
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y = Array.new(length)
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(0...length).each{|i|
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x[i] = rand
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y[i] = rand
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}
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v_x.set(x)
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v_y.set(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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