Add UIColor Extension

ExSwift.xcodeproj/project.pbxproj

@@ -87,6 +87,7 @@
 		CC633BA61A37142900341557 /* CharacterExtensionsTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = CC633BA51A37142900341557 /* CharacterExtensionsTests.swift */; };
 		CC633BA71A37144E00341557 /* Character.swift in Sources */ = {isa = PBXBuildFile; fileRef = CC8C1D701A365CA6003D386E /* Character.swift */; };
 		CC8C1D711A365CA6003D386E /* Character.swift in Sources */ = {isa = PBXBuildFile; fileRef = CC8C1D701A365CA6003D386E /* Character.swift */; };
+		DF00F2961B4EC1F900406084 /* UIColor.swift in Sources */ = {isa = PBXBuildFile; fileRef = DF00F2951B4EC1F900406084 /* UIColor.swift */; };
 		F3AC8B534C220FCC23ECFD1A /* Pods_ExSwiftTests_iOS.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 886BBDB908D7803BE253AAA4 /* Pods_ExSwiftTests_iOS.framework */; settings = {ATTRIBUTES = (Weak, ); }; };
 /* End PBXBuildFile section */
 
@@ -158,6 +159,7 @@
 		CC8C1D701A365CA6003D386E /* Character.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = Character.swift; sourceTree = "<group>"; };
 		D287101692BE043B1DEF9DE1 /* Pods-ExSwiftTests-Mac.debug.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-ExSwiftTests-Mac.debug.xcconfig"; path = "Pods/Target Support Files/Pods-ExSwiftTests-Mac/Pods-ExSwiftTests-Mac.debug.xcconfig"; sourceTree = "<group>"; };
 		DAAD7D28C374710DA8DAAA9B /* Pods-ExSwiftTests-iOS.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-ExSwiftTests-iOS.release.xcconfig"; path = "Pods/Target Support Files/Pods-ExSwiftTests-iOS/Pods-ExSwiftTests-iOS.release.xcconfig"; sourceTree = "<group>"; };
+		DF00F2951B4EC1F900406084 /* UIColor.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = UIColor.swift; sourceTree = "<group>"; };
 		F24FF2CA18EA113B248D8C4D /* Pods-ExSwiftTests-Mac.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-ExSwiftTests-Mac.release.xcconfig"; path = "Pods/Target Support Files/Pods-ExSwiftTests-Mac/Pods-ExSwiftTests-Mac.release.xcconfig"; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
@@ -236,6 +238,7 @@
 				12168FC91A22852300ED4105 /* NSDate.swift */,
 				6CB1F15E1A8AB867002EA767 /* Bool.swift */,
 				1E11AF891943222D006BCE48 /* ExSwift.h */,
+				DF00F2951B4EC1F900406084 /* UIColor.swift */,
 				1E11AF871943222D006BCE48 /* Supporting Files */,
 			);
 			path = ExSwift;
@@ -632,6 +635,7 @@
 				24D9BC061AC54C1C000FDBB8 /* Float.swift in Sources */,
 				24D9BC071AC54C1C000FDBB8 /* Int.swift in Sources */,
 				24D9BC081AC54C1C000FDBB8 /* Range.swift in Sources */,
+				DF00F2961B4EC1F900406084 /* UIColor.swift in Sources */,
 				24D9BC091AC54C1C000FDBB8 /* String.swift in Sources */,
 				24D9BC0A1AC54C1C000FDBB8 /* NSArray.swift in Sources */,
 				24D9BC0B1AC54C1C000FDBB8 /* NSDate.swift in Sources */,

ExSwift/UIColor.swift

@@ -0,0 +1,24 @@
+//
+//  UIColor.swift
+//  ExSwift
+//
+//  Created by Kevin on 15/7/9.
+//  Copyright (c) 2015年 pNre. All rights reserved.
+//
+
+import UIKit
+
+public extension UIColor {
+
+    public convenience init?(hex: Int) {
+        self.init(hex: hex, alpha: 1.0)
+    }
+
+    public convenience init?(hex: Int, alpha: CGFloat) {
+        let redPercent = (CGFloat)((hex & 0xff0000) >> 16) / 255.0
+        let greenPercent = (CGFloat)((hex & 0xff00) >> 8) / 255.0
+        let bluePercent = (CGFloat)(hex & 0xff) / 255.0
+
+        self.init(red: redPercent, green: greenPercent, blue: bluePercent, alpha: alpha)
+    }
+}

README.md

@@ -53,6 +53,8 @@ components.takeFirst() { $0.completed }
 	- [NSDate](#nsdate)
 		- [Instance Methods](#instance-methods-9)
 		- [Operators](#operators-4)
+	- [UIColor](#uicolor)
+		- [Init Methods](#init-methods)
 
 - [Utilities](#utilities)
 	- [Class Methods](#class-methods-6)
@@ -416,6 +418,14 @@ Name | Signatures
 **`>=`**|`>=(lhs: NSDate, rhs: NSDate) -> Bool`
 **`==`**|`==(lhs: NSDate, rhs: NSDate) -> Bool`
 
+# UIColor #
+
+#### Init Methods ####
+Name | Signatures
+---- | ----
+**`hex`** |`(hex: Int)`
+**`hex`** |`(hex: Int, alpha: CGFloat)`
+
 # Utilities #
 
 Examples in the [Wiki](https://github.com/pNre/ExSwift/wiki/ExSwift)