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Similar to the drawing tool of the source code
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Application background Key words: drawing board, picture editing, view zoom, tool boxRecently made a similar Windows drawing board of small procedures, used to share with you. Function and interface all imitate the Windows comes with the drawing board, interface, such as screenshot. Main functions are: painted lines, simple graphics, text input, drag and drop block, repeated withdrawal, zoom, open the save image files, also in order to directly from the database or XML access to images, in addition to providing the from the base64 encoded image access interface, and the realization of the drawing board to the same effect toolbox and paint box.
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RC4 file encryption and decryption of the C + + implementation
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Application background C++ source code to achieve RC4 file encryption, decryption function, the program can be directly compiled in the VC++ 6 environment. In the form of the need to select the encrypted file, you want to enter your own encryption key, click "file encryption" function, you can quickly realize the RC4 algorithm based on the file encryption program. Save the file suffix for RC4, if you choose to open the RC4 file, the program will automatically load the decryption module, enter the key to decrypt the file.
1618094619 1 41
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