C + + uses Uniscribe for word wrap calculation and rendering

Uniscribe is a library that exists in WINAPI since Windows 2000. This library can provide us with a lot of information about string rendering, such as where to change the line, what the order of characters should look like when rendering, and what the size of each character is. Information about Uniscribe can be seen in http://msdn.microsoft.com/en-us/library/windows/desktop/dd374091 (v=vs.85). aspx.

Before using Uniscribe, let's take a look at what we can do with Uniscribe:

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With Uniscribe, we can get all the data we need to mix the strings of different sizes together, and we can even change the lines in beautiful places, such as: