From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <jari.vetoniemi@indooratlas.com>
Date: Mon, 16 Mar 2020 18:49:26 +0900
Subject: Fresh start

---
 .../ext/tk/sample/tkextlib/tcllib/plotdemos2.rb    | 71 ++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 jni/ruby/ext/tk/sample/tkextlib/tcllib/plotdemos2.rb

(limited to 'jni/ruby/ext/tk/sample/tkextlib/tcllib/plotdemos2.rb')

diff --git a/jni/ruby/ext/tk/sample/tkextlib/tcllib/plotdemos2.rb b/jni/ruby/ext/tk/sample/tkextlib/tcllib/plotdemos2.rb
new file mode 100644
index 0000000..cb657a4
--- /dev/null
+++ b/jni/ruby/ext/tk/sample/tkextlib/tcllib/plotdemos2.rb
@@ -0,0 +1,71 @@
+#!/usr/bin/ruby
+
+require 'tk'
+require 'tkextlib/tcllib/plotchart'
+
+###############################
+
+c1 = TkCanvas.new(:background=>'white', :width=>400, :height=>200)
+c2 = TkCanvas.new(:background=>'white', :width=>400, :height=>200)
+Tk.pack(c1,c2, :fill=>:both, :side=>:top)
+
+###############################
+# Set up a strip chart
+###############################
+slipchart = Tk::Tcllib::Plotchart::Stripchart.new(c1, [0.0, 100.0, 10.0],
+                                                      [0.0, 100.0, 20.0])
+
+TkTimer.new(500, -1, proc{|obj| # obj --> TkTimer object
+              slipchart, xold, xd, yold, yd = obj.return_value
+              xnew = xold + xd
+              ynew = yold + (rand() - 0.5) * yd
+              ynew2 = yold + (rand() - 0.5) * 2.0 * yd
+              slipchart.plot('series1', xnew, ynew)
+              slipchart.plot('series2', xnew, ynew2)
+              obj.stop if xnew >= 200
+              [slipchart, xnew, xd, ynew, yd] # return_value
+            }).start(100, proc{
+                       # init return_value
+                       [slipchart, 0.0, 15.0, 50.0, 30.0]
+                     })
+
+slipchart.title "Aha!"
+
+###############################
+# Set up an isometric plot
+###############################
+s = Tk::Tcllib::Plotchart::IsometricPlot.new(c2, [0.0, 100.0], [0.0, 200.0],
+                                             :noaxes)
+
+s.set_zoom_pan
+
+s.plot('rectangle',        [10.0, 10.0, 50.0, 50.0], 'green')
+s.plot('filled-rectangle', [20.0, 20.0, 40.0, 40.0], 'red')
+s.plot('filled-circle',    [70.0, 70.0, 40.0], 'yellow')
+s.plot('circle',           [70.0, 70.0, 42.0])
+
+###############################
+# Check the symbols
+###############################
+h = TkToplevel.new(:title=>'h')
+c = TkCanvas.new(h, :bg=>'white', :width=>400, :height=>200).pack(:fill=>:both)
+
+s = Tk::Tcllib::Plotchart::XYPlot.new(c, [0.0, 100.0, 10.0],
+                                         [0.0, 100.0, 20.0])
+s.dataconfig('series1', :colour=>'red',   :type=>:symbol)
+s.dataconfig('series2', :colour=>'green', :type=>:both)
+
+s.yconfig(:format=>"%12.2e")
+
+x = 5.0
+%w(plus cross circle up down dot upfilled downfilled).each{|sym|
+  s.dataconfig('series1', :symbol=>sym)
+  s.dataconfig('series2', :symbol=>sym)
+  s.plot('series1', x, 50.0)
+  s.plot('series2', x, 20)
+  x += 10
+}
+
+##############################
+
+Tk.mainloop
-- 
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