66 lines
2.0 KiB
Swift
66 lines
2.0 KiB
Swift
//
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// CommonModels.swift
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// Crush
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//
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// Created by Leon on 2025/8/30.
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//
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/// 通用数字类型，可解码 Int / Double / String，并可直接参与运算
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struct FlexibleCGFloat: Codable {
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var value: CGFloat
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init(_ value: CGFloat) {
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self.value = value
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}
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init(from decoder: Decoder) throws {
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let container = try decoder.singleValueContainer()
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if let intValue = try? container.decode(Int.self) {
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value = CGFloat(intValue)
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} else if let doubleValue = try? container.decode(Double.self) {
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value = CGFloat(doubleValue)
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} else if let stringValue = try? container.decode(String.self),
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let doubleValue = Double(stringValue) {
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value = CGFloat(doubleValue)
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} else {
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value = 0
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}
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}
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func encode(to encoder: Encoder) throws {
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var container = encoder.singleValueContainer()
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try container.encode(Double(value))
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}
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}
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// ✅ 支持字面量初始化
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extension FlexibleCGFloat: ExpressibleByIntegerLiteral, ExpressibleByFloatLiteral {
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init(integerLiteral value: Int) {
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self.value = CGFloat(value)
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}
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init(floatLiteral value: Double) {
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self.value = CGFloat(value)
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}
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}
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// ✅ 支持常见运算符
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extension FlexibleCGFloat {
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static func + (lhs: FlexibleCGFloat, rhs: FlexibleCGFloat) -> FlexibleCGFloat {
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return FlexibleCGFloat(lhs.value + rhs.value)
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}
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static func - (lhs: FlexibleCGFloat, rhs: FlexibleCGFloat) -> FlexibleCGFloat {
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return FlexibleCGFloat(lhs.value - rhs.value)
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}
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static func * (lhs: FlexibleCGFloat, rhs: FlexibleCGFloat) -> FlexibleCGFloat {
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return FlexibleCGFloat(lhs.value * rhs.value)
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}
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static func / (lhs: FlexibleCGFloat, rhs: FlexibleCGFloat) -> FlexibleCGFloat {
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return FlexibleCGFloat(lhs.value / rhs.value)
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}
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}
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// ✅ 方便和 CGFloat 互转
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extension FlexibleCGFloat {
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var cgFloat: CGFloat { value }
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}
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