Merge pull request #7 from Asana/steve/podspec

Swift 4.2 + podspec + version bump

Author: stevelandeyasana

.swift-version

@@ -0,0 +1 @@
+4.2

Drawsana Demo/AppDelegate.swift

@@ -14,7 +14,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
   var window: UIWindow?
 
 
-  func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?) -> Bool {
+  func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
     // Override point for customization after application launch.
     return true
   }

Drawsana Demo/ViewController.swift

@@ -203,7 +203,7 @@ class ViewController: UIViewController {
 
     guard
       let image = drawingView.render(over: imageView.image),
-      let data = UIImageJPEGRepresentation(image, 0.75),
+      let data = image.jpegData(compressionQuality: 0.75),
       (try? data.write(to: savedImageURL)) != nil else
     {
       assert(false, "Can't create or save image")

Drawsana.podspec

@@ -0,0 +1,15 @@
+Pod::Spec.new do |spec|
+  spec.name         = 'Drawsana'
+  spec.version      = '0.9.2'
+  spec.license      = { :type => 'MIT' }
+  spec.homepage     = 'https://asana.github.io/Drawsana'
+  spec.documentation_url = 'https://asana.github.io/Drawsana'
+  spec.authors      = { 'Steve Landey' => 'stevelandey@asana.com' }
+  spec.summary      = 'Let your users mark up images with freehand drawings, shapes, and text'
+  spec.source       = { :git => 'https://github.com/asana/Drawsana.git', :tag => '0.9.2' }
+  spec.source_files = 'Drawsana/**/*.swift'
+
+  spec.platform 	= :ios, '9.0'
+
+  spec.swift_version = '4.2'
+end

Drawsana.xcodeproj/project.pbxproj

@@ -397,13 +397,14 @@
 				TargetAttributes = {
 					37EB4ED8210649E100E10461 = {
 						CreatedOnToolsVersion = 9.4;
-						LastSwiftMigration = 0940;
+						LastSwiftMigration = 1010;
 					};
 					37EB4EE1210649E100E10461 = {
 						CreatedOnToolsVersion = 9.4;
 					};
 					37EB4EF921064A5E00E10461 = {
 						CreatedOnToolsVersion = 9.4;
+						LastSwiftMigration = 1010;
 					};
 				};
 			};
@@ -689,7 +690,7 @@
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
 				SKIP_INSTALL = YES;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 4.2;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Debug;
@@ -716,7 +717,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = com.asana.AMDrawingView;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
 				SKIP_INSTALL = YES;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 4.2;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Release;
@@ -735,7 +736,7 @@
 				);
 				PRODUCT_BUNDLE_IDENTIFIER = com.asana.AMDrawingViewTests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 4.2;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Debug;
@@ -754,7 +755,7 @@
 				);
 				PRODUCT_BUNDLE_IDENTIFIER = com.asana.AMDrawingViewTests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 4.2;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Release;
@@ -773,7 +774,7 @@
 				);
 				PRODUCT_BUNDLE_IDENTIFIER = "com.asana.AMDrawingView-Demo";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 4.2;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Debug;
@@ -792,7 +793,7 @@
 				);
 				PRODUCT_BUNDLE_IDENTIFIER = "com.asana.AMDrawingView-Demo";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 4.2;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Release;

Readme.md

@@ -1,4 +1,4 @@
-#  Drawsana 0.9.1
+#  Drawsana 0.9.2
 
 Drawsana is a generalized framework for making freehand drawing views on iOS. You can
 let users scribble over images, add shapes and text, and even make your own tools.
@@ -32,7 +32,7 @@ Add `Asana/Drawsana` to your Cartfile and update your project like you would for
 Carthage framework, or clone the source code and add the project to your workspace.
 
 ```
-github "Asana/Drawsana" == 0.9.1
+github "Asana/Drawsana" == 0.9.2
 ```
 
 ## Usage
@@ -95,6 +95,10 @@ open https://asana.github.io/Drawsana
 
 ## Changelog
 
+### 0.9.2
+* Convert to Swift 4.2
+* CocoaPods support
+
 ### 0.9.1
 
 * `DrawsanaView.selectionIndicatorViewShapeLayer` is exposed, allowing you to more