Q:How to register?

A:Please use “SetRegister” function to register software in you program.

Q:Why yet can’t work after input license is register?

A:Please check your license is right again.please check you used last version software.if you yet have this question ,please contact us.

Q:Why the 3D solid always flash when the mouse over ?

A:please check your display drive can support OpenGL,DX9 and DirectX3D.

Q: Sometime the 3D solid automatic litter transparent after boolean operation or other?

A:please check your display card can support OpenGL and Direct3D.Or update your display card driver to last version.

Q:Why some function dos not include in the help file?

A:Because have some function is testing.

Q:The EWDraw can support Step/IGES file?

A:Yes,the software can support input and export STEP and IGES file.

Q:Why the software only create 30 entity?

A:Before you buy it and register it,the software only create 30 entity.

Q:When I finish my program,how can I redistribute the program?

A:You must put these files in your install package:

EWDraw install path\ewdraw.ocx

EWDraw install path\all dll(msvcp71.dll,msvcr71.dll)

EWDraw install path\occlib\all file(include OpenCascadePublicLicense)

And then copy :

EWDraw install path\ewdraw.ocx

EWDraw install path\all dll(msvcp71.dll,msvcr71.dll)

EWDraw install path\occlib\all file

to other PC’S Windows\Systeim32 and register the OCX.

Q:How can I use the EWDraw license?

A: One license per developer is necessary. You may distribute the EWDraw 3D redistributable files, royalty free, with any application you develop. End users of your applications are not licensed to use EWDraw for developing, and may not redistribute any of these files. It is your responsibility to make such restrictions clear to your end-users. If you distribute your application with source code,the registration key must be reset to "0" (zero) in the source. Please reference license agreement in the help file.

Q:What is the Open CASCADE?

A:Open CASCADE is software development platform freely available in open source. It includes components for 3D surface and 3D solid modeling, 3D visualization etc...

Open CASCADE Technology Public License is LGPL-like with certain differences.

You are permitted to use Open CASCADE Technology within commercial environments and you are obliged to acknowledge its use. You are also obliged to send your modifications of the original source code (if you have made any) to the Initial Developer (i.e. Open CASCADE S.A.S.). Complete text of the license is given below.

http://www.opencascade.org/getocc/license/

Q:How to buy the software?

A:Please buy it from SHAREIT or REGNOW.

Q:How to get the invoice?

A:If you buy it form SHAREIT or REGNOW,you must get it form SHAREIT or REGNOW,If you Wire transfer to our bank,Please tell us and we will send invoice to you.