Add Toast position (bottom and top)

Demo/Info.plist

@@ -41,5 +41,7 @@
 		<string>UIInterfaceOrientationLandscapeLeft</string>
 		<string>UIInterfaceOrientationLandscapeRight</string>
 	</array>
+    <key>NSCameraUsageDescription</key>
+    <string>App want to use the camera :)</string>
 </dict>
 </plist>

Demo/RootViewController.swift

@@ -31,12 +31,20 @@ final class RootViewController: UIViewController {
     imagePickerButton.center = CGPoint(x: view.center.x, y: 155)
     self.view.addSubview(imagePickerButton)
 
+    let showCameraButton = UIButton(type: .system)
+    showCameraButton.setTitle("Show Camera", for: .normal)
+    showCameraButton.sizeToFit()
+    showCameraButton.addTarget(self, action: #selector(self.showCameraButtonTouchUpInside), for: .touchUpInside)
+    showCameraButton.autoresizingMask = [.flexibleBottomMargin, .flexibleLeftMargin, .flexibleRightMargin]
+    showCameraButton.center = CGPoint(x: view.center.x, y: 185)
+    self.view.addSubview(showCameraButton)
+
     let shadowButton = UIButton(type: .system)
     shadowButton.setTitle("Toggle shadow", for: .normal)
     shadowButton.sizeToFit()
     shadowButton.addTarget(self, action: #selector(self.shadowButtonTouchUpInside), for: .touchUpInside)
     shadowButton.autoresizingMask = [.flexibleBottomMargin, .flexibleLeftMargin, .flexibleRightMargin]
-    shadowButton.center = CGPoint(x: view.center.x, y: 185)
+    shadowButton.center = CGPoint(x: view.center.x, y: 215)
     self.view.addSubview(shadowButton)
 
     self.configureAppearance()
@@ -59,7 +67,7 @@ final class RootViewController: UIViewController {
   }
 
   @objc dynamic func showButtonTouchUpInside() {
-    Toast(text: "Basic Toast").show()
+    Toast(text: "Basic Toast").show(position: .top)
     Toast(attributedText: NSAttributedString(string: "AttributedString Toast", attributes: [NSAttributedString.Key.backgroundColor: UIColor.yellow])).show()
     Toast(text: "You can set duration. `Delay.short` means 2 seconds.\n" +
       "`Delay.long` means 3.5 seconds.",
@@ -79,6 +87,10 @@ final class RootViewController: UIViewController {
     pickImage()
   }
 
+  @objc dynamic func showCameraButtonTouchUpInside(sender: UIButton) {
+    showCamera()
+  }
+
   @objc dynamic func shadowButtonTouchUpInside(sender: UIButton) {
     let appearance = ToastView.appearance()
     if appearance.shadowColor == nil {
@@ -115,6 +127,14 @@ final class RootViewController: UIViewController {
       }
     }
     let mediaPicker = UIImagePickerController()
+    mediaPicker.sourceType = .camera
+    mediaPicker.delegate = self
+    present(mediaPicker, animated: true, completion: nil)
+  }
+
+  private func showCamera() {
+    let mediaPicker = UIImagePickerController()
+    mediaPicker.sourceType = .camera
     mediaPicker.delegate = self
     present(mediaPicker, animated: true, completion: nil)
   }

Sources/Toast.swift

@@ -94,7 +94,8 @@ open class Toast: Operation {
 
   // MARK: Showing
 
-  @objc public func show() {
+  @objc public func show(position: ToastPosition = .bottom) {
+    self.view.position = position
     ToastCenter.default.add(self)
   }
 

Sources/ToastView.swift

@@ -1,5 +1,10 @@
 import UIKit
 
+@objc public enum ToastPosition: Int, RawRepresentable {
+  case top
+  case bottom
+}
+
 open class ToastView: UIView {
 
   // MARK: Properties
@@ -13,7 +18,6 @@ open class ToastView: UIView {
     get { return self.textLabel.attributedText }
     set { self.textLabel.attributedText = newValue }
   }
-
 
   // MARK: Appearance
 
@@ -78,10 +82,14 @@ open class ToastView: UIView {
     }
   }()
 
+  @objc open dynamic var topOffset: CGFloat = 60
+
+  @objc open dynamic var position: ToastPosition = .bottom
+
   /// If this value is `true` and SafeArea is available,
   /// `safeAreaInsets.bottom` will be added to the `bottomOffsetPortrait` and `bottomOffsetLandscape`.
   /// Default value: false
-  @objc open dynamic var useSafeAreaForBottomOffset: Bool = false
+  @objc open dynamic var useSafeAreaOffset: Bool = false
 
   /// The width ratio of toast view in window, specified as a value from 0.0 to 1.0.
   /// Default value: 0.875
@@ -198,19 +206,19 @@ open class ToastView: UIView {
     if orientation.isPortrait || !ToastWindow.shared.shouldRotateManually {
       width = containerSize.width
       height = containerSize.height
-      y = self.bottomOffsetPortrait
+      y = self.position == .top ? self.topOffset : self.bottomOffsetPortrait
     } else {
       width = containerSize.height
       height = containerSize.width
-      y = self.bottomOffsetLandscape
+      y = self.position == .top ? self.topOffset : self.bottomOffsetLandscape
     }
-    if #available(iOS 11.0, *), useSafeAreaForBottomOffset {
-      y += ToastWindow.shared.safeAreaInsets.bottom
+    if #available(iOS 11.0, *), useSafeAreaOffset {
+      y += self.position == .top ? ToastWindow.shared.safeAreaInsets.top : ToastWindow.shared.safeAreaInsets.bottom
     }
 
     let backgroundViewSize = self.backgroundView.frame.size
     x = (width - backgroundViewSize.width) * 0.5
-    y = height - (backgroundViewSize.height + y)
+    y = self.position == .top ? y : height - (backgroundViewSize.height + y)
     self.frame = CGRect(
       x: x,
       y: y,