mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-06-16 05:55:20 +00:00
257 lines
9.6 KiB
Swift
257 lines
9.6 KiB
Swift
import Foundation
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import UIKit
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import Display
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import AccountContext
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import TelegramCore
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private func entitiesPath() -> String {
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return NSSearchPathForDirectoriesInDomains(.documentDirectory, .userDomainMask, true)[0] + "/mediaEntities"
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}
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private func fullEntityMediaPath(_ path: String) -> String {
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return NSSearchPathForDirectoriesInDomains(.documentDirectory, .userDomainMask, true)[0] + "/mediaEntities/" + path
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}
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public final class DrawingStickerEntity: DrawingEntity, Codable {
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public enum Content: Equatable {
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case file(TelegramMediaFile)
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case image(UIImage, Bool)
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case video(String, UIImage?, Bool)
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case dualVideoReference
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public static func == (lhs: Content, rhs: Content) -> Bool {
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switch lhs {
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case let .file(lhsFile):
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if case let .file(rhsFile) = rhs {
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return lhsFile.fileId == rhsFile.fileId
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} else {
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return false
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}
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case let .image(lhsImage, lhsIsRectangle):
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if case let .image(rhsImage, rhsIsRectangle) = rhs {
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return lhsImage === rhsImage && lhsIsRectangle == rhsIsRectangle
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} else {
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return false
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}
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case let .video(lhsPath, _, lhsInternalMirrored):
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if case let .video(rhsPath, _, rhsInternalMirrored) = rhs {
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return lhsPath == rhsPath && lhsInternalMirrored == rhsInternalMirrored
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} else {
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return false
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}
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case .dualVideoReference:
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if case .dualVideoReference = rhs {
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return true
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} else {
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return false
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}
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}
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}
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}
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private enum CodingKeys: String, CodingKey {
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case uuid
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case file
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case imagePath
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case videoPath
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case videoImagePath
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case videoMirrored
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case isRectangle
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case dualVideo
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case referenceDrawingSize
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case position
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case scale
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case rotation
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case mirrored
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case isExplicitlyStatic
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}
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public let uuid: UUID
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public let content: Content
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public var referenceDrawingSize: CGSize
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public var position: CGPoint
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public var scale: CGFloat
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public var rotation: CGFloat
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public var mirrored: Bool
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public var isExplicitlyStatic: Bool
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public var color: DrawingColor = DrawingColor.clear
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public var lineWidth: CGFloat = 0.0
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public var center: CGPoint {
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return self.position
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}
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public var baseSize: CGSize {
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let size = max(10.0, min(self.referenceDrawingSize.width, self.referenceDrawingSize.height) * 0.25)
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let dimensions: CGSize
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switch self.content {
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case let .image(image, _):
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dimensions = image.size
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case let .file(file):
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dimensions = file.dimensions?.cgSize ?? CGSize(width: 512.0, height: 512.0)
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case let .video(_, image, _):
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dimensions = image?.size ?? CGSize(width: 512.0, height: 512.0)
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case .dualVideoReference:
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dimensions = CGSize(width: 512.0, height: 512.0)
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}
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let boundingSize = CGSize(width: size, height: size)
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return dimensions.fitted(boundingSize)
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}
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public var isAnimated: Bool {
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switch self.content {
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case let .file(file):
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if self.isExplicitlyStatic {
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return false
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} else {
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return file.isAnimatedSticker || file.isVideoSticker || file.mimeType == "video/webm"
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}
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case .image:
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return false
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case .video:
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return true
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case .dualVideoReference:
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return true
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}
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}
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public var isRectangle: Bool {
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switch self.content {
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case let .image(_, isRectangle):
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return isRectangle
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default:
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return false
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}
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}
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public var isMedia: Bool {
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return false
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}
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public var renderImage: UIImage?
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public var renderSubEntities: [DrawingEntity]?
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public init(content: Content) {
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self.uuid = UUID()
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self.content = content
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self.referenceDrawingSize = .zero
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self.position = CGPoint()
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self.scale = 1.0
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self.rotation = 0.0
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self.mirrored = false
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self.isExplicitlyStatic = false
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}
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public init(from decoder: Decoder) throws {
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let container = try decoder.container(keyedBy: CodingKeys.self)
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self.uuid = try container.decode(UUID.self, forKey: .uuid)
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if let _ = try container.decodeIfPresent(Bool.self, forKey: .dualVideo) {
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self.content = .dualVideoReference
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} else if let file = try container.decodeIfPresent(TelegramMediaFile.self, forKey: .file) {
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self.content = .file(file)
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} else if let imagePath = try container.decodeIfPresent(String.self, forKey: .imagePath), let image = UIImage(contentsOfFile: fullEntityMediaPath(imagePath)) {
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let isRectangle = try container.decodeIfPresent(Bool.self, forKey: .isRectangle) ?? false
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self.content = .image(image, isRectangle)
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} else if let videoPath = try container.decodeIfPresent(String.self, forKey: .videoPath) {
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var imageValue: UIImage?
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if let imagePath = try container.decodeIfPresent(String.self, forKey: .videoImagePath), let image = UIImage(contentsOfFile: fullEntityMediaPath(imagePath)) {
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imageValue = image
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}
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let videoMirrored = try container.decodeIfPresent(Bool.self, forKey: .videoMirrored) ?? false
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self.content = .video(videoPath, imageValue, videoMirrored)
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} else {
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fatalError()
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}
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self.referenceDrawingSize = try container.decode(CGSize.self, forKey: .referenceDrawingSize)
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self.position = try container.decode(CGPoint.self, forKey: .position)
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self.scale = try container.decode(CGFloat.self, forKey: .scale)
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self.rotation = try container.decode(CGFloat.self, forKey: .rotation)
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self.mirrored = try container.decode(Bool.self, forKey: .mirrored)
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self.isExplicitlyStatic = try container.decodeIfPresent(Bool.self, forKey: .isExplicitlyStatic) ?? false
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}
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public func encode(to encoder: Encoder) throws {
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var container = encoder.container(keyedBy: CodingKeys.self)
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try container.encode(self.uuid, forKey: .uuid)
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switch self.content {
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case let .file(file):
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try container.encode(file, forKey: .file)
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case let .image(image, isRectangle):
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let imagePath = "\(self.uuid).png"
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let fullImagePath = fullEntityMediaPath(imagePath)
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if let imageData = image.pngData() {
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try? FileManager.default.createDirectory(atPath: entitiesPath(), withIntermediateDirectories: true)
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try? imageData.write(to: URL(fileURLWithPath: fullImagePath))
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try container.encodeIfPresent(imagePath, forKey: .imagePath)
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}
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try container.encode(isRectangle, forKey: .isRectangle)
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case let .video(path, image, videoMirrored):
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try container.encode(path, forKey: .videoPath)
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let imagePath = "\(self.uuid).jpg"
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let fullImagePath = fullEntityMediaPath(imagePath)
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if let imageData = image?.jpegData(compressionQuality: 0.87) {
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try? FileManager.default.createDirectory(atPath: entitiesPath(), withIntermediateDirectories: true)
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try? imageData.write(to: URL(fileURLWithPath: fullImagePath))
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try container.encodeIfPresent(imagePath, forKey: .videoImagePath)
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}
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try container.encode(videoMirrored, forKey: .videoMirrored)
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case .dualVideoReference:
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try container.encode(true, forKey: .dualVideo)
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}
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try container.encode(self.referenceDrawingSize, forKey: .referenceDrawingSize)
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try container.encode(self.position, forKey: .position)
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try container.encode(self.scale, forKey: .scale)
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try container.encode(self.rotation, forKey: .rotation)
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try container.encode(self.mirrored, forKey: .mirrored)
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try container.encode(self.isExplicitlyStatic, forKey: .isExplicitlyStatic)
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}
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public func duplicate() -> DrawingEntity {
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let newEntity = DrawingStickerEntity(content: self.content)
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newEntity.referenceDrawingSize = self.referenceDrawingSize
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newEntity.position = self.position
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newEntity.scale = self.scale
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newEntity.rotation = self.rotation
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newEntity.mirrored = self.mirrored
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newEntity.isExplicitlyStatic = self.isExplicitlyStatic
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return newEntity
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}
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public func isEqual(to other: DrawingEntity) -> Bool {
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guard let other = other as? DrawingStickerEntity else {
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return false
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}
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if self.uuid != other.uuid {
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return false
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}
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if self.content != other.content {
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return false
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}
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if self.referenceDrawingSize != other.referenceDrawingSize {
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return false
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}
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if self.position != other.position {
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return false
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}
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if self.scale != other.scale {
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return false
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}
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if self.rotation != other.rotation {
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return false
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}
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if self.mirrored != other.mirrored {
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return false
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}
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if self.isExplicitlyStatic != other.isExplicitlyStatic {
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return false
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}
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return true
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}
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}
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