Thanks. Had to modify it a bit by changing the HORZSIZE and VERTSIZE to HORZRES and VERTRES because Screen->Width and Screen->Height are in pixels and the SIZE variables are in millimeters. Below is the C++ code for the method. void TInputForm::MakeISOAxis(TCustomChart *AChart) { double tmpX, tmpY, ...

How do I set equal axis scales so my map displays properly? When the map displays, it gets exanded out to fill the window, distorting the ratio of the x and y scales. I'm using pro version 5 with C++ Builder 6.