I come from malaysia and i am doing a final year project in Evacuation Simulation programming

i need to develop a WINDOW based simulation program which allow user to input data
and show the result in Graphical method

i have Background on C++ but i need use VB to develop the User Interface therefore
how to link the Input value from VB to C++ and Perform the result from numerical to Graphical???
because C++ able to compute and show the result in numerical but i dun know how to convert it to graphical method(icon)

i have attach my C++ code in below......
and i dun know how to upload my VB code

My english is very poor so hope u can understand what i mean
thx for ur help