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-rw-r--r--ruby_1_8_5/ext/tk/sample/tkextlib/blt/graph7a.rb63
1 files changed, 63 insertions, 0 deletions
diff --git a/ruby_1_8_5/ext/tk/sample/tkextlib/blt/graph7a.rb b/ruby_1_8_5/ext/tk/sample/tkextlib/blt/graph7a.rb
new file mode 100644
index 0000000000..a014f72fc7
--- /dev/null
+++ b/ruby_1_8_5/ext/tk/sample/tkextlib/blt/graph7a.rb
@@ -0,0 +1,63 @@
+#!/usr/bin/env ruby
+require 'tk'
+require 'tkextlib/blt'
+
+file = File.join(File.dirname(File.expand_path(__FILE__)),
+ 'images', 'buckskin.gif')
+bgTexture = TkPhotoImage.new(:file=>file)
+
+TkOption.add('*Graph.Tile', bgTexture)
+TkOption.add('*Label.Tile', bgTexture)
+TkOption.add('*Frame.Tile', bgTexture)
+TkOption.add('*Htext.Tile', bgTexture)
+TkOption.add('*TileOffset', 0)
+TkOption.add('*HighlightThickness', 0)
+TkOption.add('*Element.ScaleSybols', false)
+TkOption.add('*Element.Smooth', :linear)
+TkOption.add('*activeLine.Color', 'yellow4')
+TkOption.add('*activeLine.Fill', 'yellow')
+TkOption.add('*activeLine.LineWidth', 0)
+TkOption.add('*Element.Pixels', 3)
+TkOption.add('*Graph.halo', '7i')
+
+if Tk.root.winfo_screenvisual != 'staticgray'
+ TkOption.add('*print.background', 'yellow')
+ TkOption.add('*quit.background', 'red')
+end
+
+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