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-rw-r--r--ext/tk/sample/tcltklib/lines3.rb54
1 files changed, 54 insertions, 0 deletions
diff --git a/ext/tk/sample/tcltklib/lines3.rb b/ext/tk/sample/tcltklib/lines3.rb
new file mode 100644
index 0000000..caa50f9
--- /dev/null
+++ b/ext/tk/sample/tcltklib/lines3.rb
@@ -0,0 +1,54 @@
+#! /usr/local/bin/ruby
+
+require "tk"
+
+def drawlines()
+ print Time.now, "\n"
+
+ for j in 0 .. 99
+ print "*"
+ $stdout.flush
+ if (j & 1) != 0
+ col = "blue"
+ else
+ col = "red"
+ end
+ for i in 0 .. 99
+# $a.create(TkcLine, i, 0, 0, 500 - i, "fill"=>col)
+ end
+ end
+
+ print Time.now, "\n"
+
+ for j in 0 .. 99
+ print "*"
+ $stdout.flush
+ if (j & 1) != 0
+ col = "blue"
+ else
+ col = "red"
+ end
+ for i in 0 .. 99
+ $a.create(TkcLine, i, 0, 0, 500 - i, "fill"=>col)
+ end
+ end
+
+ print Time.now, "\n"
+# Tk.root.destroy
+end
+
+$a = TkCanvas.new{
+ height(500)
+ width(500)
+}
+
+$b = TkButton.new{
+ text("draw")
+ command(proc{drawlines()})
+}
+
+TkPack.configure($a, $b, {"side"=>"left"})
+
+Tk.mainloop
+
+# eof