34 lines
1.1 KiB
Swift
34 lines
1.1 KiB
Swift
//
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// NSCharacterSetExtension.swift
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// FontFace (macOS)
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//
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// Created by 吕俊 on 2021/4/18.
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//
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import Foundation
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extension NSCharacterSet {
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var characters:[CharacterModel] {
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var results = [CharacterModel]()
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for plane:UInt8 in 0...16 {
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if self.hasMemberInPlane(plane) {
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let p0 = UInt32(plane) << 16
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let p1 = (UInt32(plane) + 1) << 16
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for c:UTF32Char in p0..<p1 {
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if self.longCharacterIsMember(c) {
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var c1 = c.littleEndian
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let s = NSString(bytes: &c1, length: 4, encoding: String.Encoding.utf32LittleEndian.rawValue)!
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let dataenc = s.data(using: String.Encoding.nonLossyASCII.rawValue)
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let unicodeValue = String(data: dataenc!, encoding: String.Encoding.utf8) ?? ""
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let v = CharacterModel(character: String(s), unicode: unicodeValue)
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results.append(v)
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}
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}
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}
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}
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return results
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}
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}
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