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Appearance.swift
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//
// Appearance.swift
// Telegram
//
// Created by keepcoder on 22/06/2017.
// Copyright © 2017 Telegram. All rights reserved.
//
import Cocoa
import TGUIKit
import TelegramCore
import InAppSettings
import SwiftSignalKit
import Postbox
import TelegramIconsTheme
import GZIP
import Svg
import ColorPalette
import ThemeSettings
#if !SHARE
import InputView
import CodeSyntax
#endif
let premiumGradient = [NSColor(rgb: 0x6B93FF), NSColor(rgb: 0x976FFF), NSColor(rgb: 0xE46ACE)]
func generalPrepaidGiveawayIcon(_ bgColor: NSColor, count: NSAttributedString) -> CGImage {
let layout = TextNode.layoutText(count, nil, 1, .end, NSMakeSize(.greatestFiniteMagnitude, .greatestFiniteMagnitude), nil, false, .center)
let image = NSImage(resource: .iconBoostPrepaid).precomposed(bgColor, flipVertical: true)
return generateImage(NSMakeSize(layout.0.size.width + 10 + image.backingSize.width + 5, 24), rotatedContext: { size, ctx in
ctx.clear(size.bounds)
ctx.round(size, size.height / 2)
ctx.setFillColor(bgColor.withAlphaComponent(0.2).cgColor)
ctx.fill(size.bounds)
var rect = size.bounds.focus(layout.0.size)
rect.origin.x = size.width - rect.size.width - 5
layout.1.draw(rect, in: ctx, backingScaleFactor: 2, backgroundColor: .clear)
var imageRect = size.bounds.focus(image.backingSize)
imageRect.origin.x = 5
ctx.draw(image, in: imageRect)
})!
}
#if !SHARE
public func generateDisclosureActionBoostLevelBadgeImage(text: String) -> CGImage {
let attributedText = NSAttributedString(string: text, attributes: [
.font: NSFont.medium(12.0),
.foregroundColor: NSColor.white
])
let bounds = attributedText.boundingRect(with: CGSize(width: 100.0, height: 100.0), options: .usesLineFragmentOrigin, context: nil)
let leftInset: CGFloat = 16.0
let rightInset: CGFloat = 4.0
let size = CGSize(width: leftInset + rightInset + ceil(bounds.width), height: 20.0)
return generateImage(size, rotatedContext: { size, context in
context.clear(CGRect(origin: CGPoint(), size: size))
let path = CGMutablePath()
path.addRoundedRect(in: CGRect(origin: CGPoint(), size: size), cornerWidth: 4, cornerHeight: 4)
context.addPath(path)
context.clip()
var locations: [CGFloat] = [0.0, 1.0]
let colors: [CGColor] = [NSColor(rgb: 0x9076FF).cgColor, NSColor(rgb: 0xB86DEA).cgColor]
let colorSpace = CGColorSpaceCreateDeviceRGB()
let gradient = CGGradient(colorsSpace: colorSpace, colors: colors as CFArray, locations: &locations)!
context.drawLinearGradient(gradient, start: CGPoint(x: 0.0, y: 0.0), end: CGPoint(x: size.width, y: 0.0), options: CGGradientDrawingOptions())
context.resetClip()
let image = NSImage(named: "Icon_EmojiLock")?.precomposed(flipVertical: true)
if let image = generateTintedImage(image: image, color: .white) {
let imageFit: CGFloat = 14.0
let imageSize = image.size.aspectFitted(CGSize(width: imageFit, height: imageFit))
let imageRect = CGRect(origin: CGPoint(x: 2.0, y: floorToScreenPixels((size.height - imageSize.height) * 0.5)), size: imageSize)
context.draw(image, in: imageRect)
}
let layout = TextViewLayout(attributedText, maximumNumberOfLines: 1, truncationType: .middle)
layout.measure(width: size.width)
let line = layout.lines[0]
context.textMatrix = CGAffineTransform(scaleX: 1.0, y: 1.0)
context.textPosition = CGPoint(x: leftInset, y: floorToScreenPixels((size.height - bounds.height) * 0.5) + 4.0)
CTLineDraw(line.line, context)
})!
}
#endif
import Cocoa
func generateRoundedRectWithTailPath(rectSize: CGSize, cornerRadius: CGFloat? = nil, tailSize: CGSize = CGSize(width: 20.0, height: 9.0), tailRadius: CGFloat = 4.0, tailPosition: CGFloat? = 0.5, transformTail: Bool = true) -> NSBezierPath {
let cornerRadius: CGFloat = cornerRadius ?? rectSize.height / 2.0
let tailWidth: CGFloat = tailSize.width
let tailHeight: CGFloat = tailSize.height
let rect = CGRect(origin: CGPoint(x: 0.0, y: tailHeight), size: rectSize)
guard let tailPosition else {
let path = NSBezierPath(roundedRect: rect, xRadius: cornerRadius, yRadius: cornerRadius)
return path
}
let cutoff: CGFloat = 0.27
let path = NSBezierPath()
path.move(to: CGPoint(x: rect.minX, y: rect.minY + cornerRadius))
var leftArcEndAngle: CGFloat = .pi / 2.0
var leftConnectionArcRadius = tailRadius
var tailLeftHalfWidth: CGFloat = tailWidth / 2.0
var tailLeftArcStartAngle: CGFloat = -.pi / 4.0
var tailLeftHalfRadius = tailRadius
var rightArcStartAngle: CGFloat = -.pi / 2.0
var rightConnectionArcRadius = tailRadius
var tailRightHalfWidth: CGFloat = tailWidth / 2.0
var tailRightArcStartAngle: CGFloat = .pi / 4.0
var tailRightHalfRadius = tailRadius
if transformTail {
if tailPosition < 0.5 {
let fraction = max(0.0, tailPosition - 0.15) / 0.35
leftArcEndAngle *= fraction
let connectionFraction = max(0.0, tailPosition - 0.35) / 0.15
leftConnectionArcRadius *= connectionFraction
if tailPosition < cutoff {
let fraction = tailPosition / cutoff
tailLeftHalfWidth *= fraction
tailLeftArcStartAngle *= fraction
tailLeftHalfRadius *= fraction
}
} else if tailPosition > 0.5 {
let tailPosition = 1.0 - tailPosition
let fraction = max(0.0, tailPosition - 0.15) / 0.35
rightArcStartAngle *= fraction
let connectionFraction = max(0.0, tailPosition - 0.35) / 0.15
rightConnectionArcRadius *= connectionFraction
if tailPosition < cutoff {
let fraction = tailPosition / cutoff
tailRightHalfWidth *= fraction
tailRightArcStartAngle *= fraction
tailRightHalfRadius *= fraction
}
}
}
path.appendArc(withCenter: CGPoint(x: rect.minX + cornerRadius, y: rect.minY + cornerRadius),
radius: cornerRadius,
startAngle: 180,
endAngle: 180 + max(0.0001, leftArcEndAngle * 180 / .pi),
clockwise: false)
let leftArrowStart = max(rect.minX, rect.minX + rectSize.width * tailPosition - tailLeftHalfWidth - leftConnectionArcRadius)
path.appendArc(withCenter: CGPoint(x: leftArrowStart, y: rect.minY - leftConnectionArcRadius),
radius: leftConnectionArcRadius,
startAngle: 90,
endAngle: 45,
clockwise: true)
path.line(to: CGPoint(x: max(rect.minX, rect.minX + rectSize.width * tailPosition - tailLeftHalfRadius), y: rect.minY - tailHeight))
path.appendArc(withCenter: CGPoint(x: rect.minX + rectSize.width * tailPosition, y: rect.minY - tailHeight + tailRadius / 2.0),
radius: tailRadius,
startAngle: -90 + tailLeftArcStartAngle * 180 / .pi,
endAngle: -90 + tailRightArcStartAngle * 180 / .pi,
clockwise: false)
path.line(to: CGPoint(x: min(rect.maxX, rect.minX + rectSize.width * tailPosition + tailRightHalfRadius), y: rect.minY - tailHeight))
let rightArrowStart = min(rect.maxX, rect.minX + rectSize.width * tailPosition + tailRightHalfWidth + rightConnectionArcRadius)
path.appendArc(withCenter: CGPoint(x: rightArrowStart, y: rect.minY - rightConnectionArcRadius),
radius: rightConnectionArcRadius,
startAngle: 180 - 45,
endAngle: 90,
clockwise: true)
path.appendArc(withCenter: CGPoint(x: rect.minX + rectSize.width - cornerRadius, y: rect.minY + cornerRadius),
radius: cornerRadius,
startAngle: min(-0.0001, rightArcStartAngle * 180 / .pi),
endAngle: 0,
clockwise: false)
path.line(to: CGPoint(x: rect.minX + rectSize.width, y: rect.minY + rectSize.height - cornerRadius))
path.appendArc(withCenter: CGPoint(x: rect.minX + rectSize.width - cornerRadius, y: rect.minY + rectSize.height - cornerRadius),
radius: cornerRadius,
startAngle: 0,
endAngle: 90,
clockwise: false)
path.line(to: CGPoint(x: rect.minX + cornerRadius, y: rect.minY + rectSize.height))
path.appendArc(withCenter: CGPoint(x: rect.minX + cornerRadius, y: rect.minY + rectSize.height - cornerRadius),
radius: cornerRadius,
startAngle: 90,
endAngle: 180,
clockwise: false)
return path
}
func chatReplyLineDashTemplateImage(_ colors: PeerNameColors.Colors, flipped: Bool) -> CGImage? {
let radius: CGFloat = 3.0
var offset: CGFloat = 5.0
let generator:(NSSize, CGContext) -> Void = { size, context in
context.clear(size.bounds)
context.setFillColor(colors.main.cgColor)
context.fill(size.bounds)
if let color = colors.secondary {
let path = CGMutablePath()
path.move(to: CGPoint(x: size.width, y: offset))
path.addLine(to: CGPoint(x: size.width, y: offset + radius * 3.0))
path.addLine(to: CGPoint(x: 0.0, y: offset + radius * 4.0))
path.addLine(to: CGPoint(x: 0.0, y: offset + radius))
context.addPath(path)
context.closePath()
context.setBlendMode(.clear)
context.fillPath()
context.addPath(path)
context.setBlendMode(.normal)
context.setFillColor(color.cgColor)
context.fillPath()
}
}
if flipped {
return generateImage(CGSize(width: radius, height: radius * 6.0), contextGenerator: generator)
} else {
return generateImage(CGSize(width: radius, height: radius * 6.0), rotatedContext: generator)
}
}
func generateFilledCircleImage(diameter: CGFloat, color: NSColor?, strokeColor: NSColor? = nil, strokeWidth: CGFloat? = nil, backgroundColor: NSColor? = nil) -> CGImage {
return generateImage(CGSize(width: diameter, height: diameter), contextGenerator: { size, context in
context.clear(CGRect(origin: CGPoint(), size: size))
if let backgroundColor = backgroundColor {
context.setFillColor(backgroundColor.cgColor)
context.fill(CGRect(origin: CGPoint(), size: size))
}
if let strokeColor = strokeColor, let strokeWidth = strokeWidth {
context.setFillColor(strokeColor.cgColor)
context.fillEllipse(in: CGRect(origin: CGPoint(), size: size))
if let color = color {
context.setFillColor(color.cgColor)
} else {
context.setFillColor(NSColor.clear.cgColor)
context.setBlendMode(.copy)
}
context.fillEllipse(in: CGRect(origin: CGPoint(x: strokeWidth, y: strokeWidth), size: CGSize(width: size.width - strokeWidth * 2.0, height: size.height - strokeWidth * 2.0)))
} else {
if let color = color {
context.setFillColor(color.cgColor)
} else {
context.setFillColor(NSColor.clear.cgColor)
context.setBlendMode(.copy)
}
context.fillEllipse(in: CGRect(origin: CGPoint(), size: size))
}
})!
}
func generateTextIcon(_ text: NSAttributedString) -> CGImage {
let textNode = TextNode.layoutText(text, nil, 1, .end, NSMakeSize(.greatestFiniteMagnitude, 20), nil, false, .center)
var size = textNode.0.size
size.width = max(size.width, 24)
size.width = max(size.height, 23)
return generateImage(textNode.0.size, rotatedContext: { size, ctx in
let rect = NSMakeRect(0, 0, size.width, size.height)
ctx.clear(rect)
textNode.1.draw(rect.focus(textNode.0.size), in: ctx, backingScaleFactor: System.backingScale, backgroundColor: .clear)
})!
}
func generateTextIcon_NewBadge(bgColor: NSColor, textColor: NSColor) -> CGImage {
return generateTextIcon_AccentBadge(text: strings().badgeNew, bgColor: bgColor, textColor: textColor)
}
func generateTextIcon_AccentBadge(text: String, bgColor: NSColor, textColor: NSColor) -> CGImage {
let textNode = TextNode.layoutText(.initialize(string: text, color: textColor, font: .avatar(.small)), nil, 1, .end, NSMakeSize(.greatestFiniteMagnitude, 20), nil, false, .center)
var size = textNode.0.size
size.width += 6
size.height += 4
return generateImage(size, rotatedContext: { size, ctx in
let rect = NSMakeRect(0, 0, size.width, size.height)
ctx.clear(rect)
ctx.round(size, .cornerRadius)
ctx.setFillColor(bgColor.cgColor)
ctx.fill(rect)
textNode.1.draw(rect.focus(textNode.0.size), in: ctx, backingScaleFactor: System.backingScale, backgroundColor: .clear)
})!
}
private func generateGradientBubble(_ colors: [NSColor]) -> CGImage {
var colors = colors
if !System.supportsTransparentFontDrawing {
let blended = colors.reduce(colors.first!, {
$0.blended(withFraction: 0.5, of: $1)!
})
for (i, _) in colors.enumerated() {
colors[i] = blended
}
}
return generateImage(CGSize(width: 32, height: 32), opaque: true, scale: 1.0, rotatedContext: { size, context in
if colors.count > 1 {
if colors.count == 2 {
let colors = colors.map { $0.cgColor } as NSArray
let delta: CGFloat = 1.0 / (CGFloat(colors.count) - 1.0)
var locations: [CGFloat] = []
for i in 0 ..< colors.count {
locations.append(delta * CGFloat(i))
}
let gradient = CGGradient(colorsSpace: DeviceGraphicsContextSettings.shared.colorSpace, colors: colors, locations: &locations)!
context.drawLinearGradient(gradient, start: CGPoint(), end: CGPoint(x: 0.0, y: size.height), options: CGGradientDrawingOptions())
} else {
let preview = AnimatedGradientBackgroundView.generatePreview(size: NSMakeSize(32, 32), colors: colors)
context.draw(preview, in: size.bounds)
}
} else if let color = colors.first {
context.setFillColor(color.cgColor)
context.fill(size.bounds)
}
})!
}
private func generateProfileIcon(_ image: CGImage, backgroundColor: NSColor) -> CGImage {
return generateImage(image.backingSize, contextGenerator: { size, ctx in
let rect = CGRect(origin: CGPoint(), size: size)
ctx.clear(rect)
ctx.setFillColor(backgroundColor.cgColor)
ctx.fillEllipse(in: NSMakeRect(2, 2, rect.width - 4, rect.height - 4))
ctx.clip(to: CGRect(origin: CGPoint(), size: size), mask: image)
ctx.clear(rect)
// ctx.clip(to: rect)
//
// ctx.setFillColor(NSColor.red.cgColor)
// ctx.fillEllipse(in: NSMakeRect(2, 2, rect.width - 4, rect.height - 4))
})!
}
private func generateChatTabFiltersIcon(_ image: CGImage) -> CGImage {
return generateImage(image.backingSize, contextGenerator: { size, ctx in
let rect = CGRect(origin: CGPoint(), size: size)
ctx.clear(rect)
ctx.draw(image, in: CGRect(origin: CGPoint(), size: size))
ctx.setBlendMode(.clear)
var x: CGFloat = 14
ctx.fillEllipse(in: NSMakeRect(x, 17, 3, 3))
x += (3 + 2)
ctx.fillEllipse(in: NSMakeRect(x, 17, 3, 3))
x += (3 + 2)
ctx.fillEllipse(in: NSMakeRect(x, 17, 3, 3))
})!
}
private func generateChatAction(_ image: CGImage, background: NSColor) -> CGImage {
return generateImage(NSMakeSize(36, 36), contextGenerator: { size, ctx in
let rect = CGRect(origin: CGPoint(), size: size)
ctx.clear(rect)
ctx.setFillColor(NSColor.clear.cgColor)
ctx.fillEllipse(in: rect)
ctx.draw(image, in: rect.focus(image.backingSize))
})!
}
private func generatePollIcon(_ image: NSImage, backgound: NSColor, doubleSize: Bool = false) -> CGImage {
return generateImage(NSMakeSize(doubleSize ? 36 : 18, doubleSize ? 36 : 18), contextGenerator: { size, ctx in
let rect = NSMakeRect(0, 0, size.width, size.height)
ctx.clear(rect)
ctx.setBlendMode(.copy)
ctx.round(size, size.height / 2)
ctx.setFillColor(backgound.cgColor)
ctx.fill(rect)
ctx.setBlendMode(.normal)
let image = image.cgImage(forProposedRect: nil, context: nil, hints: nil)!
if backgound == NSColor(0xffffff) {
ctx.clip(to: rect, mask: image)
ctx.clear(rect)
} else {
ctx.draw(image, in: rect.focus(NSMakeSize(image.size.width / System.backingScale * (doubleSize ? 2 : 1), image.size.height / System.backingScale * (doubleSize ? 2 : 1))))
}
}, scale: System.backingScale)!
}
private func generateSecretThumbSmall(_ image: CGImage) -> CGImage {
return generateImage(NSMakeSize(floor(image.size.width * 0.7), floor(image.size.height * 0.7)), contextGenerator: { size, ctx in
let rect = NSMakeRect(0, 0, size.width, size.height)
ctx.clear(rect)
ctx.clip(to: rect, mask: image)
ctx.setBlendMode(.difference)
ctx.setFillColor(.white)
ctx.fill(rect)
ctx.draw(image, in: rect)
}, scale: 1.0)!
}
private func generateSecretThumb(_ image: CGImage) -> CGImage {
return generateImage(image.size, contextGenerator: { size, ctx in
let rect = NSMakeRect(0, 0, size.width, size.height)
ctx.clear(rect)
ctx.clip(to: rect, mask: image)
ctx.setBlendMode(.difference)
ctx.setFillColor(.white)
ctx.fill(rect)
ctx.draw(image, in: rect)
}, scale: 1.0)!
}
private func generateLoginQrEmptyCap() -> CGImage {
return generateImage(NSMakeSize(60, 60), contextGenerator: { size, ctx in
ctx.clear(CGRect(origin: CGPoint(), size: size))
})!
}
private func generateSendIcon(_ image: NSImage, _ color: NSColor) -> CGImage {
let image = image.precomposed(color)
if color.lightness > 0.7 {
return image
} else {
return generateImage(image.backingSize, contextGenerator: { size, ctx in
let rect = CGRect(origin: CGPoint(), size: size)
ctx.clear(rect)
ctx.setFillColor(.white)
ctx.fillEllipse(in: rect.focus(NSMakeSize(rect.width - 8, rect.height - 8)))
ctx.draw(image, in: CGRect(origin: CGPoint(), size: size))
})!
}
}
private func generateUnslectedCap(_ color: NSColor) -> CGImage {
return generateImage(NSMakeSize(22, 22), contextGenerator: { size, ctx in
let rect = CGRect(origin: CGPoint(), size: size)
ctx.clear(rect)
ctx.setStrokeColor(color.withAlphaComponent(0.7).cgColor)
ctx.setLineWidth(1.0)
ctx.strokeEllipse(in: NSMakeRect(1, 1, size.width - 2, size.height - 2))
})!
}
private func generatePollAddOption(_ color: NSColor) -> CGImage {
let image = NSImage(named: "Icon_PollAddOption")!.precomposed(color)
return generateImage(image.backingSize, contextGenerator: { size, ctx in
ctx.clear(CGRect(origin: CGPoint(), size: size))
ctx.setFillColor(.white)
ctx.fillEllipse(in: NSMakeRect(0, 0, size.width, size.height))
ctx.draw(image, in: CGRect(origin: CGPoint(), size: size))
})!
}
func generateThemePreview(for palette: ColorPalette, wallpaper: Wallpaper, backgroundMode: TableBackgroundMode) -> CGImage {
return generateImage(NSMakeSize(320, 320), rotatedContext: { size, ctx in
let rect = NSMakeRect(0, 0, size.width, size.height)
ctx.clear(rect)
//background
ctx.setFillColor(palette.chatBackground.cgColor)
ctx.fill(rect)
#if !SHARE
switch wallpaper {
case .builtin, .file, .color, .gradient:
ctx.saveGState()
ctx.translateBy(x: size.width / 2.0, y: size.height / 2.0)
ctx.scaleBy(x: 1.0, y: -1.0)
ctx.translateBy(x: -size.width / 2.0, y: -size.height / 2.0)
drawBg(backgroundMode, palette: palette, bubbled: true, rect: rect, in: ctx)
ctx.restoreGState()
default:
break
}
#endif
//top and bottom
ctx.setFillColor(palette.background.cgColor)
ctx.fill(NSMakeRect(0, 0, rect.width, 50))
ctx.setFillColor(palette.background.cgColor)
ctx.fill(NSMakeRect(0, rect.height - 50, rect.width, 50))
//top border
ctx.setFillColor(palette.border.cgColor)
ctx.fill(NSMakeRect(0, 50, rect.width, .borderSize))
//bottom border
ctx.setFillColor(palette.border.cgColor)
ctx.fill(NSMakeRect(0, rect.height - 50, rect.width, .borderSize))
//fill avatar
ctx.setFillColor(palette.grayForeground.cgColor)
ctx.fillEllipse(in: NSMakeRect(20, (50 - 36) / 2, 36, 36))
//fill chat actions
let chatAction = NSImage(named: "Icon_ChatActions")!.precomposed(palette.accentIcon)
ctx.draw(chatAction, in: NSMakeRect(rect.width - 20 - chatAction.backingSize.width, (50 - chatAction.backingSize.height) / 2, chatAction.backingSize.width, chatAction.backingSize.height))
//fill attach icon
let inputAttach = NSImage(named: "Icon_ChatAttach")!.precomposed(palette.grayIcon, flipVertical: true)
ctx.draw(inputAttach, in: NSMakeRect(20, rect.height - 50 + ((50 - inputAttach.backingSize.height) / 2), inputAttach.backingSize.width, inputAttach.backingSize.height))
//fill micro icon
let micro = NSImage(named: "Icon_RecordVoice")!.precomposed(palette.grayIcon, flipVertical: true)
ctx.draw(micro, in: NSMakeRect(rect.width - 20 - inputAttach.backingSize.width, (rect.height - 50 + (50 - micro.backingSize.height) / 2), micro.backingSize.width, micro.backingSize.height))
let chatServiceItemColor: NSColor
switch wallpaper {
case .builtin, .file, .color, .gradient:
switch backgroundMode {
case let .background(image, _, colors, _):
if let colors = colors, let first = colors.first {
let blended = colors.reduce(first, { color, with in
return color.blended(withFraction: 0.5, of: with)!
})
chatServiceItemColor = getAverageColor(blended)
} else {
chatServiceItemColor = getAverageColor(image)
}
case let .color(color):
if color != palette.background {
chatServiceItemColor = getAverageColor(color)
} else {
chatServiceItemColor = color
}
case let .gradient(colors, _):
let blended = colors.reduce(colors.first!, { color, with in
return color.blended(withFraction: 0.5, of: with)!
})
chatServiceItemColor = getAverageColor(blended)
case let .tiled(image):
chatServiceItemColor = getAverageColor(image)
case .plain:
chatServiceItemColor = palette.chatBackground
}
default:
chatServiceItemColor = getAverageColor(palette.chatBackground)
}
//fill date
ctx.setFillColor(chatServiceItemColor.cgColor)
let path = CGMutablePath()
path.addRoundedRect(in: NSMakeRect(rect.width / 2 - 30, rect.height - 50 - 10 - 60 - 5 - 20 - 5, 60, 20), cornerWidth: 10, cornerHeight: 10)
ctx.addPath(path)
ctx.closePath()
ctx.fillPath()
//fill outgoing bubble
CATransaction.begin()
if true {
let image = generateImage(NSMakeSize(150, 30), rotatedContext: { size, ctx in
ctx.clear(NSMakeRect(0, 0, size.width, size.height))
let data = messageBubbleImageModern(incoming: false, fillColor: palette.blendedOutgoingColors, strokeColor: palette.bubbleBorder_outgoing, neighbors: .none)
let layer = CALayer()
layer.frame = NSMakeRect(0, 0, 150, 30)
layer.contentsScale = 2.0
let imageSize = data.0.backingSize
let insets = data.1
let halfPixelFudge: CGFloat = 0.49
let otherPixelFudge: CGFloat = 0.02
var contentsCenter: CGRect = NSMakeRect(0.0, 0.0, 1.0, 1.0);
if (insets.left > 0 || insets.right > 0) {
contentsCenter.origin.x = ((insets.left + halfPixelFudge) / imageSize.width);
contentsCenter.size.width = (imageSize.width - (insets.left + insets.right + 1.0) + otherPixelFudge) / imageSize.width;
}
if (insets.top > 0 || insets.bottom > 0) {
contentsCenter.origin.y = ((insets.top + halfPixelFudge) / imageSize.height);
contentsCenter.size.height = (imageSize.height - (insets.top + insets.bottom + 1.0) + otherPixelFudge) / imageSize.height;
}
layer.contentsGravity = .resize;
layer.contentsCenter = contentsCenter;
layer.contents = data.0
layer.render(in: ctx)
})!
var bubble = image
bubble = generateImage(NSMakeSize(150, 30), contextGenerator: { size, ctx in
let colors = palette.bubbleBackground_outgoing.map { $0.withAlphaComponent(1.0) }
let rect = NSMakeRect(0, 0, size.width, size.height)
ctx.clear(rect)
ctx.clip(to: rect, mask: image)
if colors.count > 1 {
let gradientColors = colors.map { $0.cgColor } as CFArray
let delta: CGFloat = 1.0 / (CGFloat(colors.count) - 1.0)
var locations: [CGFloat] = []
for i in 0 ..< colors.count {
locations.append(delta * CGFloat(i))
}
let colorSpace = CGColorSpaceCreateDeviceRGB()
let gradient = CGGradient(colorsSpace: colorSpace, colors: gradientColors, locations: &locations)!
ctx.drawLinearGradient(gradient, start: CGPoint(x: 0.0, y: 0.0), end: CGPoint(x: 0.0, y: rect.height), options: [.drawsBeforeStartLocation, .drawsAfterEndLocation])
} else if colors.count == 1 {
ctx.setFillColor(colors[0].cgColor)
ctx.fill(rect)
}
})!
ctx.draw(bubble, in: NSMakeRect(160, 230, 150, 30))
}
//fill incoming bubble
if true {
let image = generateImage(NSMakeSize(150, 30), rotatedContext: { size, ctx in
ctx.clear(NSMakeRect(0, 0, size.width, size.height))
let data = messageBubbleImageModern(incoming: true, fillColor: palette.bubbleBackground_incoming, strokeColor: palette.bubbleBorder_incoming, neighbors: .none)
let layer = CALayer()
layer.frame = NSMakeRect(0, 0, 150, 30)
layer.contentsScale = 2.0
let imageSize = data.0.backingSize
let insets = data.1
let halfPixelFudge: CGFloat = 0.49
let otherPixelFudge: CGFloat = 0.02
var contentsCenter: CGRect = NSMakeRect(0.0, 0.0, 1.0, 1.0);
if (insets.left > 0 || insets.right > 0) {
contentsCenter.origin.x = ((insets.left + halfPixelFudge) / imageSize.width);
contentsCenter.size.width = (imageSize.width - (insets.left + insets.right + 1.0) + otherPixelFudge) / imageSize.width;
}
if (insets.top > 0 || insets.bottom > 0) {
contentsCenter.origin.y = ((insets.top + halfPixelFudge) / imageSize.height);
contentsCenter.size.height = (imageSize.height - (insets.top + insets.bottom + 1.0) + otherPixelFudge) / imageSize.height;
}
layer.contentsGravity = .resize;
layer.contentsCenter = contentsCenter;
layer.contents = data.0
layer.render(in: ctx)
})!
ctx.draw(image, in: NSMakeRect(10, 200, 150, 30))
}
CATransaction.commit()
})!
}
func generateLockPremium(_ palette: ColorPalette) -> CGImage {
let image = NSImage(named: "Icon_Premium_Lock")!.precomposed(palette.accent)
return generateImage(image.backingSize, contextGenerator: { size, ctx in
ctx.clear(size.bounds)
// ctx.setFillColor(palette.background.cgColor)
// ctx.fillEllipse(in: size.bounds.insetBy(dx: 2, dy: 2))
//
// ctx.fill(NSMakeRect(size.width - 9, 1, 8, 8))
ctx.clip(to: size.bounds, mask: image)
let colors = [NSColor(hexString: "#ffffff")!, NSColor(hexString: "#ffffff")!].map { $0.cgColor } as NSArray
let delta: CGFloat = 1.0 / (CGFloat(colors.count) - 1.0)
var locations: [CGFloat] = []
for i in 0 ..< colors.count {
locations.append(delta * CGFloat(i))
}
let colorSpace = deviceColorSpace
let gradient = CGGradient(colorsSpace: colorSpace, colors: colors, locations: &locations)!
ctx.drawLinearGradient(gradient, start: CGPoint(x: size.width, y: 0), end: CGPoint(x: 0.0, y: size.height), options: CGGradientDrawingOptions())
})!
}
func generateLockPremiumReaction(_ palette: ColorPalette) -> CGImage {
let image = NSImage(named: "Icon_Premium_Lock")!.precomposed(palette.accent)
return generateImage(image.backingSize, contextGenerator: { size, ctx in
ctx.clear(size.bounds)
ctx.setFillColor(palette.background.cgColor)
ctx.fillEllipse(in: size.bounds.insetBy(dx: 2, dy: 2))
ctx.fill(NSMakeRect(size.width - 9, 1, 8, 8))
ctx.clip(to: size.bounds, mask: image)
let colors = [NSColor(hexString: "#1391FF")!, NSColor(hexString: "#F977CC")!].map { $0.cgColor } as NSArray
let delta: CGFloat = 1.0 / (CGFloat(colors.count) - 1.0)
var locations: [CGFloat] = []
for i in 0 ..< colors.count {
locations.append(delta * CGFloat(i))
}
let colorSpace = deviceColorSpace
let gradient = CGGradient(colorsSpace: colorSpace, colors: colors, locations: &locations)!
ctx.drawLinearGradient(gradient, start: CGPoint(x: size.width, y: 0), end: CGPoint(x: 0.0, y: size.height), options: CGGradientDrawingOptions())
})!
}
func generatePremium(_ reversed: Bool = false, color: NSColor? = nil, small: Bool = false) -> CGImage {
let draw: (NSSize, CGContext)->Void = { size, ctx in
ctx.clear(CGRect(origin: CGPoint(), size: size))
let image: CGImage
if small {
image = NSImage(named: "Icon_Peer_Premium")!.precomposed()
} else {
image = NSImage(named: "Icon_Premium_StickerPack")!.precomposed()
}
ctx.clip(to: size.bounds, mask: image)
if let color = color {
ctx.setFillColor(color.cgColor)
ctx.fill(size.bounds)
} else {
let colors = [NSColor(hexString: "#1391FF")!, NSColor(hexString: "#F977CC")!].map { $0.cgColor } as NSArray
let delta: CGFloat = 1.0 / (CGFloat(colors.count) - 1.0)
var locations: [CGFloat] = []
for i in 0 ..< colors.count {
locations.append(delta * CGFloat(i))
}
let colorSpace = deviceColorSpace
let gradient = CGGradient(colorsSpace: colorSpace, colors: colors, locations: &locations)!
ctx.drawLinearGradient(gradient, start: CGPoint(x: size.width, y: 0), end: CGPoint(x: 0.0, y: size.height), options: CGGradientDrawingOptions())
}
}
let size: NSSize
if small {
size = NSMakeSize(16, 16)
} else {
size = NSMakeSize(24, 24)
}
if reversed {
return generateImage(size, rotatedContext: { size, ctx in
draw(size, ctx)
})!
} else {
return generateImage(size, contextGenerator: { size, ctx in
draw(size, ctx)
})!
}
}
func generateStickerPackPremium() -> CGImage {
let draw: (NSSize, CGContext)->Void = { size, ctx in
ctx.clear(CGRect(origin: CGPoint(), size: size))
let image = NSImage(named: "Icon_Premium_StickerPack")!.precomposed()
ctx.clip(to: size.bounds, mask: image)
let colors = premiumGradient.compactMap { $0.cgColor } as NSArray
let delta: CGFloat = 1.0 / (CGFloat(colors.count) - 1.0)
var locations: [CGFloat] = []
for i in 0 ..< colors.count {
locations.append(delta * CGFloat(i))
}
let colorSpace = deviceColorSpace
let gradient = CGGradient(colorsSpace: colorSpace, colors: colors, locations: &locations)!
ctx.drawLinearGradient(gradient, start: CGPoint(x: size.width, y: 0), end: CGPoint(x: 0.0, y: size.height), options: CGGradientDrawingOptions())
}
return generateImage(NSMakeSize(24, 24), contextGenerator: { size, ctx in
draw(size, ctx)
})!
}
func generateDialogVerify(background: NSColor, foreground: NSColor, reversed: Bool = false) -> CGImage {
if reversed {
return generateImage(NSMakeSize(16, 16), contextGenerator: { size, ctx in
ctx.clear(CGRect(origin: CGPoint(), size: size))
let image = NSImage(named: "Icon_VerifyDialog")!.precomposed(foreground)
ctx.setFillColor(background.cgColor)
ctx.fillEllipse(in: NSMakeRect(4, 4, size.width - 8, size.height - 8))
ctx.draw(image, in: CGRect(origin: CGPoint(), size: size))
})!
} else {
return generateImage(NSMakeSize(16, 16), rotatedContext: { size, ctx in
ctx.clear(CGRect(origin: CGPoint(), size: size))
let image = NSImage(named: "Icon_VerifyDialog")!.precomposed(foreground)
ctx.setFillColor(background.cgColor)
ctx.fillEllipse(in: NSMakeRect(4, 4, size.width - 8, size.height - 8))
ctx.draw(image, in: CGRect(origin: CGPoint(), size: size))
})!
}
}
private func generatePollDeleteOption(_ color: NSColor) -> CGImage {
let image = NSImage(named: "Icon_PollDeleteOption")!.precomposed(color)
return generateImage(image.backingSize, contextGenerator: { size, ctx in
ctx.clear(CGRect(origin: CGPoint(), size: size))
ctx.setFillColor(.white)
ctx.fillEllipse(in: NSMakeRect(0, 0, size.width, size.height))
ctx.draw(image, in: CGRect(origin: CGPoint(), size: size))
})!
}
private func generateStickerPackSelection(_ color: NSColor) -> CGImage {
return generateImage(NSMakeSize(30, 30), contextGenerator: { size, ctx in
ctx.interpolationQuality = .low
ctx.clear(CGRect(origin: CGPoint(), size: size))
ctx.round(size, .cornerRadius)
ctx.setFillColor(color.cgColor)
ctx.fill(NSMakeRect(0, 0, size.width, size.height))
})!
}
private func generateHitActiveIcon(activeColor: NSColor, backgroundColor: NSColor) -> CGImage {
return generateImage(NSMakeSize(12, 12), contextGenerator: { size, ctx in
ctx.interpolationQuality = .high
ctx.clear(CGRect(origin: CGPoint(), size: size))
ctx.round(size, size.width / 2)
ctx.setFillColor(backgroundColor.cgColor)
ctx.fillEllipse(in: NSMakeRect(0, 0, size.width, size.height))
ctx.setFillColor(activeColor.cgColor)
ctx.fillEllipse(in: NSMakeRect(2, 2, 8, 8))
})!
}
func generateScamIcon(foregroundColor: NSColor, backgroundColor: NSColor, text: String = strings().markScam, isReversed: Bool = false) -> CGImage {
let textNode = TextNode.layoutText(.initialize(string: text, color: foregroundColor, font: .medium(9)), nil, 1, .end, NSMakeSize(.greatestFiniteMagnitude, 20), nil, false, .center)
let draw: (CGSize, CGContext) -> Void = { size, ctx in
ctx.interpolationQuality = .high
ctx.clear(CGRect(origin: CGPoint(), size: size))
let borderPath = CGMutablePath()
borderPath.addRoundedRect(in: NSMakeRect(1, 1, size.width - 2, size.height - 2), cornerWidth: 2, cornerHeight: 2)
ctx.setStrokeColor(foregroundColor.cgColor)
ctx.addPath(borderPath)
ctx.closePath()
ctx.strokePath()
let textRect = NSMakeRect((size.width - textNode.0.size.width) / 2, (size.height - textNode.0.size.height) / 2 + 1, textNode.0.size.width, textNode.0.size.height)
textNode.1.draw(textRect, in: ctx, backingScaleFactor: System.backingScale, backgroundColor: backgroundColor)
}
if !isReversed {
return generateImage(NSMakeSize(textNode.0.size.width + 8, 16), contextGenerator: draw)!
} else {
return generateImage(NSMakeSize(textNode.0.size.width + 8, 16), rotatedContext: draw)!
}
}
func generateScamIconReversed(foregroundColor: NSColor, backgroundColor: NSColor) -> CGImage {
return generateScamIcon(foregroundColor: foregroundColor, backgroundColor: backgroundColor, isReversed: true)
}
func generateFakeIcon(foregroundColor: NSColor, backgroundColor: NSColor, isReversed: Bool = false) -> CGImage {
return generateScamIcon(foregroundColor: foregroundColor, backgroundColor: backgroundColor, text: strings().markFake, isReversed: isReversed)
}
func generateFakeIconReversed(foregroundColor: NSColor, backgroundColor: NSColor) -> CGImage {
return generateScamIcon(foregroundColor: foregroundColor, backgroundColor: backgroundColor, text: strings().markFake, isReversed: true)
}
private func generateVideoMessageChatCap(backgroundColor: NSColor) -> CGImage {
return generateImage(NSMakeSize(200, 200), contextGenerator: { size, ctx in
ctx.clear(CGRect(origin: CGPoint(), size: size))
ctx.setFillColor(backgroundColor.cgColor)
ctx.fill(NSMakeRect(0, 0, size.width, size.height))
ctx.setFillColor(.clear)
ctx.setBlendMode(.clear)
let radius = size.width / 2
let center = NSMakePoint(100, 100)
ctx.addArc(center: center, radius: radius - 0.54, startAngle: 0, endAngle: 2 * CGFloat.pi, clockwise: false)
ctx.drawPath(using: .fill)
ctx.setBlendMode(.normal)
// CGContextAddArc(context, center.x, center.y, radius - 0.54, 0, 2 * M_PI, 0);
// CGContextDrawPath(context, kCGPathFill);
// CGContextSetBlendMode(context, kCGBlendModeNormal);
})!
}
private func generateEditMessageMediaIcon(_ icon: CGImage, background: NSColor) -> CGImage {
return generateImage(NSMakeSize(icon.backingSize.width + 1, icon.backingSize.height + 1), contextGenerator: { size, ctx in
ctx.clear(CGRect(origin: CGPoint(), size: size))
ctx.round(size, size.width / 2)
ctx.setFillColor(background.cgColor)
ctx.fillEllipse(in: NSMakeRect(0, 0, size.width, size.height))
let imageRect = NSMakeRect(floorToScreenPixels(System.backingScale, (size.width - icon.backingSize.width) / 2), floorToScreenPixels(System.backingScale, (size.height - icon.backingSize.height) / 2), icon.backingSize.width, icon.backingSize.height)
ctx.draw(icon, in: imageRect)
})!
}
private func generateUnreadFeaturedStickers(_ icon: CGImage, _ color: NSColor) -> CGImage {
return generateImage(NSMakeSize(icon.systemSize.width, icon.systemSize.height), contextGenerator: { size, ctx in
ctx.clear(CGRect(origin: CGPoint(), size: size))
let imageRect = size.bounds
ctx.draw(icon, in: imageRect)
// ctx.setFillColor(color.cgColor)
// ctx.fillEllipse(in: NSMakeRect(size.width - 10, size.height - 10, 6, 6))
}, scale: System.backingScale)!
}
private func generatePlayerListAlbumPlaceholder(_ icon: CGImage?, background: NSColor, radius: CGFloat) -> CGImage {
return generateImage(NSMakeSize(40, 40), contextGenerator: { size, ctx in
ctx.clear(CGRect(origin: CGPoint(), size: size))
ctx.round(size, radius)
ctx.setFillColor(background.cgColor)
ctx.fill(NSMakeRect(0, 0, size.width, size.height))