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96 lines
2.8 KiB
96 lines
2.8 KiB
//
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// Glyph.swift
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// lottie-swift
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//
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// Created by Brandon Withrow on 1/9/19.
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//
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import Foundation
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/// A model that holds a vector character
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final class Glyph: Codable, DictionaryInitializable {
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// MARK: Lifecycle
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required init(from decoder: Decoder) throws {
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let container = try decoder.container(keyedBy: Glyph.CodingKeys.self)
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character = try container.decode(String.self, forKey: .character)
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fontSize = try container.decode(Double.self, forKey: .fontSize)
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fontFamily = try container.decode(String.self, forKey: .fontFamily)
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fontStyle = try container.decode(String.self, forKey: .fontStyle)
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width = try container.decode(Double.self, forKey: .width)
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if
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container.contains(.shapeWrapper),
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let shapeContainer = try? container.nestedContainer(keyedBy: ShapeKey.self, forKey: .shapeWrapper),
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shapeContainer.contains(.shapes)
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{
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shapes = try shapeContainer.decode([ShapeItem].self, ofFamily: ShapeType.self, forKey: .shapes)
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} else {
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shapes = []
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}
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}
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init(dictionary: [String: Any]) throws {
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character = try dictionary.value(for: CodingKeys.character)
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fontSize = try dictionary.value(for: CodingKeys.fontSize)
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fontFamily = try dictionary.value(for: CodingKeys.fontFamily)
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fontStyle = try dictionary.value(for: CodingKeys.fontStyle)
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width = try dictionary.value(for: CodingKeys.width)
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if
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let shapes = dictionary[CodingKeys.shapeWrapper.rawValue] as? [String: Any],
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let shapeDictionaries = shapes[ShapeKey.shapes.rawValue] as? [[String: Any]]
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{
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self.shapes = try [ShapeItem].fromDictionaries(shapeDictionaries)
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} else {
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shapes = [ShapeItem]()
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}
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}
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// MARK: Internal
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/// The character
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let character: String
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/// The font size of the character
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let fontSize: Double
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/// The font family of the character
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let fontFamily: String
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/// The Style of the character
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let fontStyle: String
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/// The Width of the character
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let width: Double
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/// The Shape Data of the Character
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let shapes: [ShapeItem]
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func encode(to encoder: Encoder) throws {
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var container = encoder.container(keyedBy: CodingKeys.self)
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try container.encode(character, forKey: .character)
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try container.encode(fontSize, forKey: .fontSize)
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try container.encode(fontFamily, forKey: .fontFamily)
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try container.encode(fontStyle, forKey: .fontStyle)
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try container.encode(width, forKey: .width)
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var shapeContainer = container.nestedContainer(keyedBy: ShapeKey.self, forKey: .shapeWrapper)
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try shapeContainer.encode(shapes, forKey: .shapes)
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}
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// MARK: Private
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private enum CodingKeys: String, CodingKey {
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case character = "ch"
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case fontSize = "size"
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case fontFamily = "fFamily"
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case fontStyle = "style"
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case width = "w"
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case shapeWrapper = "data"
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}
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private enum ShapeKey: String, CodingKey {
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case shapes
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}
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}
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