74 lines
2.1 KiB
Swift
74 lines
2.1 KiB
Swift
//
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// Copyright (c) 2017 Open Whisper Systems. All rights reserved.
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//
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import Foundation
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import JSQMessagesViewController
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import SignalServiceKit
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@objc
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class OWSMessagesBubbleImageFactory: NSObject {
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private let jsqFactory = JSQMessagesBubbleImageFactory()!
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// TODO: UIView is a little bit expensive to instantiate.
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// Can we cache this value?
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private var isRTL: Bool {
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return UIView().isRTL()
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}
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public var incoming: JSQMessagesBubbleImage {
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let color = UIColor.jsq_messageBubbleLightGray()!
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return incoming(color: color)
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}
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public var outgoing: JSQMessagesBubbleImage {
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let color = UIColor.ows_materialBlue()
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return outgoing(color: color)
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}
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public var currentlyOutgoing: JSQMessagesBubbleImage {
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let color = UIColor.ows_fadedBlue()
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return outgoing(color: color)
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}
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public var outgoingFailed: JSQMessagesBubbleImage {
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let color = UIColor.gray
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return outgoing(color: color)
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}
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public func bubble(message: TSMessage) -> JSQMessagesBubbleImage {
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if message is TSIncomingMessage {
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return self.incoming
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} else if let outgoingMessage = message as? TSOutgoingMessage {
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switch outgoingMessage.messageState {
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case .unsent:
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return outgoingFailed
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case .attemptingOut:
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return currentlyOutgoing
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default:
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return outgoing
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}
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} else {
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owsFail("Unexpected message type: \(message)")
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return outgoing
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}
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}
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private func outgoing(color: UIColor) -> JSQMessagesBubbleImage {
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if isRTL {
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return jsqFactory.incomingMessagesBubbleImage(with: color)
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} else {
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return jsqFactory.outgoingMessagesBubbleImage(with: color)
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}
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}
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private func incoming(color: UIColor) -> JSQMessagesBubbleImage {
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if isRTL {
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return jsqFactory.outgoingMessagesBubbleImage(with: color)
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} else {
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return jsqFactory.incomingMessagesBubbleImage(with: color)
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}
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}
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}
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