Filters Project

LambdaTimeline.xcodeproj/project.pbxproj

@@ -7,6 +7,7 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
+		1AC9C5CE254B86BD00CDD572 /* ImageFilterViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1AC9C5CD254B86BD00CDD572 /* ImageFilterViewController.swift */; };
 		4646377C216FDE4B00E7FF73 /* AppDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4646377B216FDE4B00E7FF73 /* AppDelegate.swift */; };
 		46463783216FDE4C00E7FF73 /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 46463782216FDE4C00E7FF73 /* Assets.xcassets */; };
 		46463786216FDE4C00E7FF73 /* LaunchScreen.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 46463784216FDE4C00E7FF73 /* LaunchScreen.storyboard */; };
@@ -25,6 +26,7 @@
 /* End PBXBuildFile section */
 
 /* Begin PBXFileReference section */
+		1AC9C5CD254B86BD00CDD572 /* ImageFilterViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ImageFilterViewController.swift; sourceTree = "<group>"; };
 		46463778216FDE4B00E7FF73 /* LambdaTimeline.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = LambdaTimeline.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		4646377B216FDE4B00E7FF73 /* AppDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppDelegate.swift; sourceTree = "<group>"; };
 		46463782216FDE4C00E7FF73 /* Assets.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Assets.xcassets; sourceTree = "<group>"; };
@@ -128,6 +130,7 @@
 				46A0366921700F5100E7FF73 /* PostsCollectionViewController.swift */,
 				46CFE6F421707D0000E7FF73 /* ImagePostViewController.swift */,
 				46D571F72173FC2700E7FF73 /* ImagePostDetailTableViewController.swift */,
+				1AC9C5CD254B86BD00CDD572 /* ImageFilterViewController.swift */,
 			);
 			path = "View Controllers";
 			sourceTree = "<group>";
@@ -185,7 +188,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 1000;
-				LastUpgradeCheck = 1000;
+				LastUpgradeCheck = 1200;
 				ORGANIZATIONNAME = "Lambda School";
 				TargetAttributes = {
 					46463777216FDE4B00E7FF73 = {
@@ -232,6 +235,7 @@
 			files = (
 				46A0366D2170158900E7FF73 /* SignInViewController.swift in Sources */,
 				46CFE6F92170862C00E7FF73 /* ShiftableViewController.swift in Sources */,
+				1AC9C5CE254B86BD00CDD572 /* ImageFilterViewController.swift in Sources */,
 				4646377C216FDE4B00E7FF73 /* AppDelegate.swift in Sources */,
 				46CFE6F521707D0000E7FF73 /* ImagePostViewController.swift in Sources */,
 				46463790216FFD1B00E7FF73 /* Post.swift in Sources */,
@@ -285,6 +289,7 @@
 				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
 				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
@@ -310,7 +315,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 14.0;
 				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
 				MTL_FAST_MATH = YES;
 				ONLY_ACTIVE_ARCH = YES;
@@ -346,6 +351,7 @@
 				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
 				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
@@ -365,7 +371,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 14.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;
 				SDKROOT = iphoneos;
@@ -382,7 +388,7 @@
 				CODE_SIGN_STYLE = Automatic;
 				DEVELOPMENT_TEAM = "";
 				INFOPLIST_FILE = "$(SRCROOT)/LambdaTimeline/Resources/Info.plist";
-				IPHONEOS_DEPLOYMENT_TARGET = 13.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 14.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -401,7 +407,7 @@
 				CODE_SIGN_STYLE = Automatic;
 				DEVELOPMENT_TEAM = "";
 				INFOPLIST_FILE = "$(SRCROOT)/LambdaTimeline/Resources/Info.plist";
-				IPHONEOS_DEPLOYMENT_TARGET = 13.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 14.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",

LambdaTimeline.xcodeproj/xcshareddata/xcschemes/LambdaTimeline.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1130"
+   LastUpgradeVersion = "1200"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

LambdaTimeline/Helpers/Extensions/UIImage+Ratio.swift

@@ -13,3 +13,32 @@ extension UIImage {
         return size.height / size.width
     }
 }
+
+extension UIImage {
+
+    /// Resize the image to a max dimension from size parameter
+    func imageByScaling(toSize size: CGSize) -> UIImage? {
+        guard size.width > 0 && size.height > 0 else { return nil }
+
+        let originalAspectRatio = self.size.width/self.size.height
+        var correctedSize = size
+
+        if correctedSize.width > correctedSize.width*originalAspectRatio {
+            correctedSize.width = correctedSize.width*originalAspectRatio
+        } else {
+            correctedSize.height = correctedSize.height/originalAspectRatio
+        }
+
+        return UIGraphicsImageRenderer(size: correctedSize, format: imageRendererFormat).image { context in
+            draw(in: CGRect(origin: .zero, size: correctedSize))
+        }
+    }
+
+    /// Renders the image if the pixel data was rotated due to orientation of camera
+    var flattened: UIImage {
+        if imageOrientation == .up { return self }
+        return UIGraphicsImageRenderer(size: size, format: imageRendererFormat).image { context in
+            draw(at: .zero)
+        }
+    }
+}