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Generate a placeholder app icon by rendering the Emoji Evergreen glyph.

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This commit is contained in:
Daniel Jalkut 2017-05-31 15:19:05 -04:00
parent 41ced60127
commit a8adf60165
1 changed files with 30 additions and 0 deletions
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30
Evergreen/AppDelegate.swift
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@ -40,10 +40,40 @@ class AppDelegate: NSObject, NSApplicationDelegate, NSUserInterfaceValidations {
super.init()
}
private func evergreenImage() -> NSImage? {
var image: NSImage? = nil
let imageWidth = 1024
let imageHeight = 1024
let imageSize = NSMakeSize(CGFloat(imageWidth), CGFloat(imageHeight))
if let drawingContext = CGContext(data: nil, width: imageWidth, height: imageHeight, bitsPerComponent: 8, bytesPerRow: 0, space: CGColorSpaceCreateDeviceRGB(), bitmapInfo: CGImageAlphaInfo.premultipliedFirst.rawValue) {
let graphicsContext = NSGraphicsContext(cgContext: drawingContext, flipped: false)
NSGraphicsContext.saveGraphicsState()
NSGraphicsContext.setCurrent(graphicsContext)
let targetRect = NSRect(origin: NSZeroPoint, size: imageSize)
NSString(string: "🌲").draw(in: targetRect, withAttributes: [NSFontAttributeName: NSFont.systemFont(ofSize: 1000)])
NSGraphicsContext.restoreGraphicsState()
if let coreImage = drawingContext.makeImage() {
image = NSImage(cgImage: coreImage, size: imageSize)
}
}
return image
}
// MARK: NSApplicationDelegate
func applicationDidFinishLaunching(_ note: Notification) {
if let appIconImage = evergreenImage() {
appIconImage.setName("NSApplicationIcon")
NSApplication.shared().applicationIconImage = appIconImage
}
registerDefaults()
currentTheme = themeLoader.defaultTheme