linphone-ios/Classes/Swift/Voip/Theme/TextStyle.swift
2022-02-01 10:10:33 +01:00

101 lines
3.3 KiB
Swift

/*
* Copyright (c) 2010-2020 Belledonne Communications SARL.
*
* This file is part of linphone-iphone
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import Foundation
import UIKit
struct TextStyle {
var fgColor:LightDarkColor
var bgColor:LightDarkColor
var allCaps:Bool
var align:NSTextAlignment
var font:String
var size:Float
func boldEd() -> TextStyle {
return self.font.contains("Bold") ? self : TextStyle(fgColor: self.fgColor,bgColor: self.bgColor,allCaps: self.allCaps,align: self.align,font: self.font.replacingOccurrences(of: "Regular", with: "Bold"), size: self.size)
}
}
extension UILabel {
func applyStyle(_ style:TextStyle) {
textColor = style.fgColor.get()
backgroundColor = style.bgColor.get()
if (style.allCaps) {
text = self.text?.uppercased()
tag = 1
}
textAlignment = style.align
let fontSizeMultiplier: Float = (UIDevice.ipad() ? 1.25 : UIDevice.is5SorSEGen1() ? 0.9 : 1.0)
font = UIFont.init(name: style.font, size: CGFloat(style.size*fontSizeMultiplier))
}
func addIndicatorIcon(iconName:String, padding:CGFloat = 5.0, y:CGFloat = 4.0, trailing: Bool = true) {
let imageAttachment = NSTextAttachment()
imageAttachment.image = UIImage(named:iconName)
imageAttachment.bounds = CGRect(x: 5.0, y: y , width: font.lineHeight - 2*padding, height: font.lineHeight - 2*padding)
let iconString = NSMutableAttributedString(attachment: imageAttachment)
let textXtring = NSMutableAttributedString(string: text != nil ? text! : "")
if (trailing) {
textXtring.append(iconString)
self.text = nil
self.attributedText = textXtring
} else {
iconString.append(textXtring)
self.text = nil
self.attributedText = iconString
}
}
}
extension UIButton {
func applyTitleStyle(_ style:TextStyle) {
titleLabel?.applyStyle(style)
if (style.allCaps) {
setTitle(self.title(for: .normal)?.uppercased(), for: .normal)
tag = 1
}
setTitleColor(style.fgColor.get(), for: .normal)
contentHorizontalAlignment = style.align == .left ? .left : style.align == .center ? .center : style.align == .right ? .right : .left
}
}
extension UITextView {
func applyStyle(_ style:TextStyle) {
textColor = style.fgColor.get()
backgroundColor = style.bgColor.get()
if (style.allCaps) {
text = self.text?.uppercased()
tag = 1
}
textAlignment = style.align
let fontSizeMultiplier: Float = (UIDevice.ipad() ? 1.25 : UIDevice.is5SorSEGen1() ? 0.9 : 1.0)
font = UIFont.init(name: style.font, size: CGFloat(style.size*fontSizeMultiplier))
}
var numberOfCurrentlyDisplayedLines: Int {
return text.components(separatedBy: "\n").count
}
func removeTextUntilSatisfying(maxNumberOfLines: Int) {
while numberOfCurrentlyDisplayedLines > (maxNumberOfLines) {
text = String(text.dropLast())
}
}
}