forked from mirrors/linphone-iphone
71 lines
2.7 KiB
Swift
71 lines
2.7 KiB
Swift
/*
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* Copyright (c) 2010-2020 Belledonne Communications SARL.
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*
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* This file is part of linphone-iphone
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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import UIKit
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@objc class SwiftUtil: NSObject {
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@objc static func textToImage(drawText text: String, inImage image: UIImage, forReplyBubble:Bool) -> UIImage {
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let textColor = UIColor.black
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let fontMax = UIFont.systemFont(ofSize: 12)
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let backgroundColor = forReplyBubble ? UIColor(red: 246/255.0, green: 246/255.0, blue: 246/255.0, alpha: 1.0) : UIColor.white
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let size = CGSize(width: 120, height: 120)
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let scale = UIScreen.main.scale
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UIGraphicsBeginImageContextWithOptions(size, false, scale)
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let context = UIGraphicsGetCurrentContext()
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backgroundColor.setFill()
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context!.fill(CGRect(x: 0, y: 0, width: size.width, height: size.height))
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let imageSize:CGSize = forReplyBubble ? CGSize(width: 80, height:80*(image.size.height / image.size.width)): image.size
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image.draw(in: CGRect(origin: CGPoint(x: size.width/2 - (imageSize.width)/2,y: (forReplyBubble ? size.height/2 : 90/2) - (imageSize.height)/2), size: imageSize))
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if (!forReplyBubble) {
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let label = UILabel(frame: CGRect(x: 0,y: 0,width: size.width,height: 30))
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label.numberOfLines = 1
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label.font = fontMax
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label.adjustsFontSizeToFitWidth = false
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label.text = text
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label.textColor = textColor
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label.textAlignment = .center
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label.allowsDefaultTighteningForTruncation = true
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label.lineBreakMode = .byTruncatingMiddle
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imageWithLabel(label: label).draw(in: CGRect(origin: CGPoint(x:5,y: 70), size: CGSize(width: size.width-10,height: 30)))
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let view = UIView(frame: CGRect(x: 0,y: 0,width: size.width,height: 30))
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view.addSubview(label)
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}
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let newImage = UIGraphicsGetImageFromCurrentImageContext()
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UIGraphicsEndImageContext()
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return newImage!
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}
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static func imageWithLabel(label: UILabel) -> UIImage {
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UIGraphicsBeginImageContextWithOptions(label.frame.size, false, 0.0)
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label.layer.render(in: UIGraphicsGetCurrentContext()!)
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let img = UIGraphicsGetImageFromCurrentImageContext()!
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UIGraphicsEndImageContext()
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return img
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}
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}
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