minor updates

- FollowCenter operation
- iOS 8.0 deployment target

Author: psharanda

LayoutOps/LayoutOps.xcodeproj/project.pbxproj

@@ -241,6 +241,7 @@
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
 				INFOPLIST_FILE = LayoutOps/Info.plist;
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = org.psharanda.LayoutOps;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -259,6 +260,7 @@
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
 				INFOPLIST_FILE = LayoutOps/Info.plist;
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = org.psharanda.LayoutOps;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -285,6 +287,7 @@
 				1BAD4FF51CDF54CA00692E31 /* Release */,
 			);
 			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
 		};
 /* End XCConfigurationList section */
 	};

LayoutOps/LayoutOps/LayoutOps.swift

@@ -478,10 +478,12 @@ public func SizeToFit(view: UIView?, width: SizeToFitIntention, height: SizeToFi
     return SizeToFitOperation(view: view, width: width, height: height)
 }
 
+// same as SizeToFit(view, width: .Max, height: .Max)
 public func SizeToFitMax(view: UIView?) -> LayoutOperation {
     return SizeToFit(view, width: .Max, height: .Max)
 }
 
+// same as SizeToFit(view, width: .Current, height: .Current)
 public func SizeToFit(view: UIView?) -> LayoutOperation {
     return SizeToFit(view, width: .Current, height: .Current)
 }
@@ -540,6 +542,10 @@ public func Fill(view: UIView?, insets: UIEdgeInsets) -> LayoutOperation {
         ])
 }
 
+public func Fill(view: UIView?, inset: CGFloat) -> LayoutOperation {
+    return Fill(view, insets: UIEdgeInsets(top: inset, left: inset, bottom: inset, right: inset))
+}
+
 public func Fill(view: UIView?) -> LayoutOperation {
     return Fill(view, insets: UIEdgeInsetsZero)
 }
@@ -814,3 +820,14 @@ public func Follow<T: Anchor>(anchor: T, withAnchor: T) -> LayoutOperation {
     return FollowOperation(anchorToFollow: anchor, followerAnchor: withAnchor)
 }
 
+public func FollowCenter(ofView: UIView, dx dx1: CGFloat, dy dy1: CGFloat, withView: UIView, dx dx2: CGFloat, dy dy2: CGFloat) -> LayoutOperation {
+    return Combine([
+            Follow(HCenterAnchor(ofView, inset: dx1), withAnchor: HCenterAnchor(withView, inset: dx2)),
+            Follow(VCenterAnchor(ofView, inset: dy1), withAnchor: VCenterAnchor(withView, inset: dy2))
+        ])
+}
+
+public func FollowCenter(ofView: UIView, withView: UIView) -> LayoutOperation {
+    return FollowCenter(ofView, dx: 0, dy: 0, withView: withView, dx: 0, dy: 0)
+}
+