Separate some logic out of main app

2 files changed, 30 insertions, 0 deletions

diff --git a/Captura/Core Extensions/CGImage+resize.swift b/Captura/Core Extensions/CGImage+resize.swift
new file mode 100644
index 0000000..110e85b
--- /dev/null
+++ b/Captura/Core Extensions/CGImage+resize.swift
@@ -0,0 +1,21 @@
+import CoreGraphics
+
+extension CGImage {
+  func resize(by scale: CGFloat) -> CGImage? {
+    let width = Int(CGFloat(self.width) / scale)
+    let height = Int(CGFloat(self.height) / scale)
+    
+    let bitsPerComponent = self.bitsPerComponent
+    let colorSpace = self.colorSpace ?? CGColorSpace(name: CGColorSpace.sRGB)!
+    let bitmapInfo = self.bitmapInfo.rawValue
+    
+    guard let context = CGContext(data: nil, width: width, height: height, bitsPerComponent: bitsPerComponent, bytesPerRow: 0, space: colorSpace, bitmapInfo: bitmapInfo) else {
+        return nil
+    }
+    
+    context.interpolationQuality = .high
+    context.draw(self, in: CGRect(x: 0, y: 0, width: width, height: height))
+    
+    return context.makeImage()
+  }
+}
diff --git a/Captura/Core Extensions/Notification+AppEvents.swift b/Captura/Core Extensions/Notification+AppEvents.swift
new file mode 100644
index 0000000..809c00e
--- /dev/null
+++ b/Captura/Core Extensions/Notification+AppEvents.swift
@@ -0,0 +1,9 @@
+import Foundation
+
+extension Notification.Name {
+  static let startAreaSelection = Notification.Name("startSelectingArea")
+  static let startRecording = Notification.Name("startRecording")
+  static let stopRecording = Notification.Name("stopRecording")
+  static let finalizeRecording = Notification.Name("finalizeRecording")
+  static let reset = Notification.Name("reset")
+}