32 lines
933 B
Swift
32 lines
933 B
Swift
//
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// Emoji.swift
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// SimpleX
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//
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// Created by Evgeny Poberezkin on 04/02/2022.
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// Copyright © 2022 SimpleX Chat. All rights reserved.
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//
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import Foundation
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import SwiftUI
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private func isSimpleEmoji(_ c: Character) -> Bool {
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guard let firstScalar = c.unicodeScalars.first else { return false }
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return firstScalar.properties.isEmoji && firstScalar.value > 0x238C
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}
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private func isCombinedIntoEmoji(_ c: Character) -> Bool {
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c.unicodeScalars.count > 1 && c.unicodeScalars.first?.properties.isEmoji ?? false
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}
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func isEmoji(_ c: Character) -> Bool {
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isSimpleEmoji(c) || isCombinedIntoEmoji(c)
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}
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func isShortEmoji(_ str: String) -> Bool {
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let s = str.trimmingCharacters(in: .whitespaces)
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return s.count > 0 && s.count <= 5 && s.allSatisfy(isEmoji)
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}
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let largeEmojiFont = Font.custom("Emoji", size: 48, relativeTo: .largeTitle)
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let mediumEmojiFont = Font.custom("Emoji", size: 36, relativeTo: .largeTitle)
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