84 lines
2.6 KiB
Ruby
84 lines
2.6 KiB
Ruby
#!/usr/bin/ruby
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require 'tk'
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require 'tkextlib/tcllib/plotchart'
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###############################
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# Set up a strip chart
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###############################
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Tk::Tcllib::Plotchart::Stripchart.new([0.0, 100.0, 10.0],
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[0.0, 100.0, 20.0],
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:background=>'white',
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:width=>400, :height=>200){|chart|
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title "Aha!"
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pack(:fill=>:both, :side=>:top)
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series1 = Tk::Tcllib::Plotchart::PlotSeries.new(chart)
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series2 = Tk::Tcllib::Plotchart::PlotSeries.new(chart)
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xd = 15.0
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yd = 30.0
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TkTimer.new(500, -1, proc{|obj| # obj --> TkTimer object
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xold, yold = obj.return_value
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xnew = xold + xd
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ynew = yold + (rand() - 0.5) * yd
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ynew2 = yold + (rand() - 0.5) * 2.0 * yd
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series1.plot(xnew, ynew)
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series2.plot(xnew, ynew2)
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obj.stop if xnew >= 200
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[xnew, ynew] # return_value
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}).start(100, proc{ [0.0, 50.0] }) # init return_value
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}
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###############################
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# Set up an isometric plot
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###############################
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Tk::Tcllib::Plotchart::IsometricPlot.new([0.0, 100.0], [0.0, 200.0], :noaxes,
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:background=>'white',
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:width=>400, :height=>200){|chart|
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pack(:fill=>:both, :side=>:top)
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set_zoom_pan
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chart.plot('rectangle', [10.0, 10.0, 50.0, 50.0], 'green')
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chart.plot('filled-rectangle', [20.0, 20.0, 40.0, 40.0], 'red')
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chart.plot('filled-circle', [70.0, 70.0, 40.0], 'yellow')
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chart.plot('circle', [70.0, 70.0, 42.0])
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}
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###############################
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# Check the symbols
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###############################
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TkToplevel.new(:title=>'h'){|h|
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Tk::Tcllib::Plotchart::XYPlot.new(h, [0.0, 100.0, 10.0],
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[0.0, 100.0, 20.0],
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:bg=>'white',
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:width=>400, :height=>200){|chart|
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pack(:fill=>:both)
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yconfig(:format=>"%12.2e")
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series1 = Tk::Tcllib::Plotchart::PlotSeries.new(chart, :colour=>'red',
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:type=>:symbol)
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series2 = Tk::Tcllib::Plotchart::PlotSeries.new(chart, :colour=>'green',
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:type=>:both)
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x = 5.0
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%w(plus cross circle up down dot upfilled downfilled).each{|sym|
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series1.dataconfig(:symbol=>sym)
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series2.dataconfig(:symbol=>sym)
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series1.plot(x, 50.0)
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series2.plot(x, 20)
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x += 10
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}
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}
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}
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##############################
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Tk.mainloop
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