GraphScan for Windows
=====================

Download site:
  http://www.chemistry.hut.fi/graphscan


Supported platforms (GraphScan 2):
  Windows 2000
  Windows XP
  Windows 2003 Server

Supported platforms (GraphScan 1.1):
  Windows 98
  WindowsNT 4.0
  Windows 2000
  Windows XP
  Windows 2003 Server


Version history:

Version   Date        Description
-------   ----------  -----------
1.00      20.09.1999  First release

1.01      30.06.2000  Bug fix: Real origin reference coordinates
                               fields accepted only integer values.

1.10      23.07.2003  New visual methods for marking reference coordinates
                      and the scan area.                      

                      Bug Fix: Division by zero if the origin X or Y value
                               had same value as reference X1 or Y1.

2.0.1     12.04.2006  First release of GraphScan 2 (Pentium instruction set required).

2.0.2     13.04.2006  Add: Better support for different decimal symbols.

2.0.3     18.04.2006  Logarithmic scale checkbox exception fixed and some other
                      small bugs fixed. Filtering procedure was slightly changed
                      (zero valued coefficients are now accepted for the scan).

2.0.4     19.04.2006  Add: RGB values visible when marking origin.
                      Change: Markers snaps to the pixel grid and markers outside
                      the image range are not allowed.

2.1.1     26.04.2006  Missing data can now be plotted separately on the graph sheet
                      and saved in the data file as a new column (Calculated).
                      Fixed: Linear interpolation for bitmap coordinates.
                             The Save button flaw.