1. Draw different shapes include line, rectangle and ellipse.
2. Draw shapes in different colors include red, green and blue.
3. Draw shapes with different size of pen include thin, medium and thick..

• You can

1. Click the project

DawingProject.vcxproj

2. Run it with debug version in Win32 platform

Debug + x86

• Or

1. Click the .exe file in folder

freepainting.exe

• Move mouse and push left button to draw. if you finish, release it.
• Click right button to erase the board.
• Have a good time!

• Fix the problem of coordinate deviation;
• Fix the problem which will cause painting erased when zoom in or out the program window.

• Change the way of showing text box;
• Only draw contour instead of fill the rectangle or ellipse.

• Use multi-thread way to read and parse xml files, you can change the file content while run this program!
• Add message-boxs to popup error;
• Add several kind of error code.

• Add Drawing board class cater to C++;
• Add multi-thread synchronization ways of atomic.

• Introduce database and cache tech;
• Use Cache class to simulate database&cache.

• Add thread pool mechanism, which will allocate the task more covienient;
• Modify the class encapsulation.