From 1b03eebf34cd8ab1083a761a749d24c0b1fc45bc Mon Sep 17 00:00:00 2001
From: Adam Schreiber <sadam@gnome.org>
Date: Tue, 21 Apr 2009 16:00:02 +0000
Subject: Initial Commit

---
diff --git a/deci.py b/deci.py
new file mode 100644
index 0000000..a36cf94
--- /dev/null
+++ b/deci.py
@@ -0,0 +1,101 @@
+#!/usr/bin/env python
+
+"""
+    Copyright 2009 Adam Schreiber <sadam@gnome.org>
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+"""
+
+import gtk
+import math
+
+def main():
+    window = gtk.Window(gtk.WINDOW_TOPLEVEL)
+    window.connect("delete_event", delete_event)
+    window.connect("destroy", gtk.main_quit)
+    window.set_border_width(10)
+    window.set_default_size(640, 480)
+    window.set_title("Deci")
+
+    vbox = gtk.VBox (False, 10)
+    window.add(vbox)
+    
+    # Scrollbar Value Label
+    hbox = gtk.HBox()
+    spinbut = gtk.SpinButton()
+    spinbut.set_range(0.01,1)
+    spinbut.set_increments(0.01,0.1)
+    spinbut.set_numeric(True)
+    hbox.pack_start(spinbut, True, False)
+    vbox.pack_start(hbox, False)
+    
+    # Scrollbar
+    hscrollbar = gtk.HScrollbar()
+    hscrollbar.set_range(0,999999)
+    hscrollbar.set_increments(1,100)
+    vbox.pack_start(hscrollbar, False)
+    
+    # Equivalent Label
+    equivlab = gtk.Label("0 * 100000 + 0 * 10000 + 0 * 1000 + 0 * 100 + 0 * 10 + 0 * 1 = 0")
+    vbox.pack_start(equivlab, False)
+    
+    # Power of 10 Equivalent Label
+    powequivlab = gtk.Label("0 * 10<sup>5</sup> + 0 * 10<sup>4</sup> + 0 * 10<sup>3</sup> + 0 * 10<sup>2</sup> + 0 * 10<sup>1</sup> + 0 * 10<sup>0</sup> = 0")
+    powequivlab.set_use_markup(True)
+    vbox.pack_start(powequivlab, False) 
+
+    # Start Figure Box
+    drawshapesarea = DrawShapesArea()
+    vbox.add(drawshapesarea)
+    
+    spinbut.connect("value-changed", scrollbar_changed, [spinbut, hscrollbar, equivlab, powequivlab, drawshapesarea]) 
+    hscrollbar.connect("value-changed", scrollbar_changed, [spinbut, hscrollbar, equivlab, powequivlab, drawshapesarea])
+
+    window.show_all()
+    gtk.main()
+
+def scrollbar_changed(range, data=None):
+    spinbut = data[0]
+    hscrollbar = data[1]
+    equivlab = data[2]
+    powequivlab = data[3]
+    drawshapesarea = data[4]
+
+    val = round(range.get_value())
+    if abs(val) < abs(1e-2):
+        val = 0
+    
+    val = int(val)
+    
+    val5 = int(math.floor(val/math.pow(10,5)))
+    val4 = int(math.floor(math.fmod(val,math.pow(10,5))/math.pow(10,4)))
+    val3 = int(math.floor(math.fmod(val,math.pow(10,4))/math.pow(10,3)))
+    val2 = int(math.floor(math.fmod(val,math.pow(10,3))/math.pow(10,2)))
+    val1 = int(math.floor(math.fmod(val,math.pow(10,2))/math.pow(10,1)))
+    val0 = int(math.floor(math.fmod(val,math.pow(10,1))))
+    
+    spinbut.set_value(int(val))
+    hscrollbar.set_value(int(val))
+    
+    equivlab.set_text("{0} * 100000 + {1} * 10000 + {2} * 1000 + {3} * 100 + {4} * 10 + {5} * 1 = {6}".format(val5, val4, val3, val2, val1, val0, val))
+    
+    powequivlab.set_markup("{0} * 10<sup>5</sup> + {1} * 10<sup>4</sup> + {2} * 10<sup>3</sup> + {3} * 10<sup>2</sup> + {4} * 10<sup>1</sup> + {5} * 10<sup>0</sup> = {6}".format(val5, val4, val3, val2, val1, val0, val))
+
+    drawshapesarea.set_count (val)
+
+def delete_event(widget, event, data=None):
+    return False
+        
+if __name__ == "__main__":
+    main()
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