add nelib package

[hexne]

This is a commonly used tool collection library.

use:

add_rules("mode.release", "mode.debug")

add_repositories("nelib ~/Projects/xmake-repo")

set_languages("c++2b")
add_requires("nelib 2024.11.15", {configs = {modules = true}})

target("test")
    set_kind("binary")
    add_files("src/*.cpp")
    add_packages("nelib")
    set_policy("build.c++.modules", true)

import Image;
int main() {
    nl::Image image("path");
    return 0;
}

have module:

• Image
• Camera
• Video
• File
• MultArray
• ProgressBar
• StringEncrypt
• BigNumber
• Time
• TestRunTime
• Mouse ^{@todo, linux版本未实现}
• EventListener ^{@todo, linux版本未实现}
• ThreadPool
• MemoryPool