Fast Light Tool Kit The (FLTK)
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Application background FLTK, as its name is expressed: Fast Light Tool Kit The, a lightweight GUI development library. But this lightweight does not represent the features of the weak. On the contrary, fltk in addition to has a basic GUI function with some special functions, such as cross platform, built in OpenGL function, speed faster, smaller size, protocol and relaxed. Of course, there are some shortcomings, such as the lack of support for the complex interface components, the lack of resource support, etc.. Key Technology The bottom layer of FLTK only provides a complete set of points, painting lines, and with the display function of the font, but FLTK support is also very rough, especially for non English character set, the back I will elaborate. On the basis of the basic points and line functions, FLT