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-rw-r--r--ruby_1_8_5/ext/tk/sample/tkextlib/blt/graph7.rb40
1 files changed, 40 insertions, 0 deletions
diff --git a/ruby_1_8_5/ext/tk/sample/tkextlib/blt/graph7.rb b/ruby_1_8_5/ext/tk/sample/tkextlib/blt/graph7.rb
new file mode 100644
index 0000000000..27fbe53d97
--- /dev/null
+++ b/ruby_1_8_5/ext/tk/sample/tkextlib/blt/graph7.rb
@@ -0,0 +1,40 @@
+#!/usr/bin/env ruby
+require 'tk'
+require 'tkextlib/blt'
+
+length = 250000
+graph = Tk::BLT::Graph.new(:title=>"Scatter Plot\n#{length} points")
+graph.xaxis_configure(:loose=>false, :title=>'X Axis Label')
+graph.yaxis_configure(:title=>'Y Axis Label')
+graph.legend_configure(:activerelief=>:sunken, :background=>'')
+
+Tk::BLT::Table.add(Tk.root, graph, [0,0], :fill=>:both)
+
+v_x = Tk::BLT::Vector.new(length)
+v_y = Tk::BLT::Vector.new(length)
+v_x.expr("random(#{v_x})")
+v_y.expr("random(#{v_y})")
+v_x.sort(v_y)
+
+plot = Tk::BLT::PlotComponent::Element.new(graph, :symbol=>:square,
+ :color=>'green4', :fill=>'green2',
+ :linewidth=>0, :outlinewidth=>1,
+ :pixels=>4, :label=>'plot',
+ :xdata=>v_x, :ydata=>v_y)
+
+Tk.root.minsize(0, 0)
+
+#graph.zoom_stack
+#graph.crosshairs
+#graph.active_legend
+#graph.closest_point
+Tk::BLT.zoom_stack(graph)
+Tk::BLT.crosshairs(graph)
+Tk::BLT.active_legend(graph)
+Tk::BLT.closest_point(graph)
+
+Tk::BLT::Busy.hold(graph)
+Tk.update
+Tk::BLT::Busy.release(graph)
+
+Tk.mainloop