initial push for reveal cards

MaterialKit.xcodeproj/project.pbxproj

@@ -33,6 +33,7 @@
 		963832891B89097D0015F710 /* Layout.swift in Headers */ = {isa = PBXBuildFile; fileRef = 963832871B8908180015F710 /* Layout.swift */; settings = {ATTRIBUTES = (Public, ); }; };
 		9A3A3B6A1B8E992F005F16BC /* ImageTextCard.swift in Sources */ = {isa = PBXBuildFile; fileRef = 9A3A3B691B8E992F005F16BC /* ImageTextCard.swift */; };
 		9A3A3B6E1B8EA7A5005F16BC /* ImageTextButtonCard.swift in Sources */ = {isa = PBXBuildFile; fileRef = 9A3A3B6D1B8EA7A5005F16BC /* ImageTextButtonCard.swift */; };
+		9A3A3B701B8EB582005F16BC /* ImageRevealCard.swift in Sources */ = {isa = PBXBuildFile; fileRef = 9A3A3B6F1B8EB582005F16BC /* ImageRevealCard.swift */; };
 		9A94D0F91B895C8C00F586A5 /* Roboto.swift in Headers */ = {isa = PBXBuildFile; fileRef = 9AAC38531B89559900FE6B2D /* Roboto.swift */; settings = {ATTRIBUTES = (Public, ); }; };
 		9A94D0FA1B895EA500F586A5 /* LICENSE in Resources */ = {isa = PBXBuildFile; fileRef = 963832631B88E5BF0015F710 /* LICENSE */; };
 		9A94D0FB1B895EA500F586A5 /* Roboto-Regular.ttf in Resources */ = {isa = PBXBuildFile; fileRef = 9AAC38591B8956E300FE6B2D /* Roboto-Regular.ttf */; };
@@ -77,6 +78,7 @@
 		963832871B8908180015F710 /* Layout.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = Layout.swift; sourceTree = "<group>"; };
 		9A3A3B691B8E992F005F16BC /* ImageTextCard.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = ImageTextCard.swift; sourceTree = "<group>"; };
 		9A3A3B6D1B8EA7A5005F16BC /* ImageTextButtonCard.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = ImageTextButtonCard.swift; sourceTree = "<group>"; };
+		9A3A3B6F1B8EB582005F16BC /* ImageRevealCard.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = ImageRevealCard.swift; sourceTree = "<group>"; };
 		9A94D1081B8A3F5100F586A5 /* MaterialPulseView.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = MaterialPulseView.swift; sourceTree = "<group>"; };
 		9A94D10A1B8A485C00F586A5 /* ImageCard.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = ImageCard.swift; sourceTree = "<group>"; };
 		9AAC384C1B89528900FE6B2D /* BasicCard.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = BasicCard.swift; sourceTree = "<group>"; };
@@ -228,6 +230,7 @@
 				9A94D10A1B8A485C00F586A5 /* ImageCard.swift */,
 				9A3A3B691B8E992F005F16BC /* ImageTextCard.swift */,
 				9A3A3B6D1B8EA7A5005F16BC /* ImageTextButtonCard.swift */,
+				9A3A3B6F1B8EB582005F16BC /* ImageRevealCard.swift */,
 			);
 			name = Card;
 			sourceTree = "<group>";
@@ -368,6 +371,7 @@
 				9A94D10B1B8A485C00F586A5 /* ImageCard.swift in Sources */,
 				9638326B1B88E5BF0015F710 /* FabButton.swift in Sources */,
 				9A94D1091B8A3F5100F586A5 /* MaterialPulseView.swift in Sources */,
+				9A3A3B701B8EB582005F16BC /* ImageRevealCard.swift in Sources */,
 				9A3A3B6A1B8E992F005F16BC /* ImageTextCard.swift in Sources */,
 				65B965871B8BEEC60055B139 /* SideNavController.swift in Sources */,
 				9638326C1B88E5BF0015F710 /* FlatButton.swift in Sources */,

Source/ImageRevealCard.swift

+//
+//  RevealCard.swift
+//  MaterialKit
+//
+//  Created by Adam Dahan on 2015-08-26.
+//  Copyright (c) 2015 GraphKit Inc. All rights reserved.
+//
+
+import UIKit
+
+public class ImageRevealCard : ImageCard {
+    
+    private lazy var revealView: UIView = UIView()
+    private lazy var tapGesture: UITapGestureRecognizer = UITapGestureRecognizer()
+    private lazy var metrics: Dictionary <String, AnyObject> = Dictionary <String, AnyObject>()
+    private var topLayoutConstraint: NSLayoutConstraint!
+    private lazy var hideRevealViewButton: UIButton = UIButton()
+    
+    public required init(coder aDecoder: NSCoder) {
+        super.init(coder: aDecoder)
+    }
+    
+    public required init(frame: CGRect) {
+        super.init(frame: frame)
+    }
+    
+    internal override func initialize() {
+        prepareTapGestures()
+        prepareRevealView()
+        prepareHideRevealViewButton()
+        super.initialize()
+    }
+    
+    public override func layoutSubviews() {
+        super.layoutSubviews()
+        revealView.frame = CGRectMake(0, 0, bounds.width, bounds.height)
+        hideRevealViewButton.frame = CGRectMake(CGRectGetMaxX(revealView.frame) - 50, 10, 40, 40)
+    }
+    
+    private func prepareTapGestures() {
+        tapGesture.addTarget(self, action: "showRevealView")
+        imageView.userInteractionEnabled = true
+        addGestureRecognizer(tapGesture)
+    }
+    
+    private func prepareRevealView() {
+        revealView.backgroundColor = .whiteColor()
+        revealView.hidden = true
+        imageView.addSubview(revealView)
+    }
+    
+    private func prepareHideRevealViewButton() {
+        hideRevealViewButton.setImage(UIImage(named: "ic_clear"), forState: .Normal)
+        hideRevealViewButton.tintColor = .whiteColor()
+        hideRevealViewButton.addTarget(self, action: "hideRevealView", forControlEvents: UIControlEvents.TouchUpInside)
+        revealView.addSubview(hideRevealViewButton)
+    }
+    
+    internal func showRevealView() {
+        removeTapGestures()
+        revealView.hidden = false
+        revealView.frame = CGRectMake(0, bounds.height, bounds.width, bounds.height)
+        UIView.animateWithDuration(0.3, animations: { () -> Void in
+            var frame = self.revealView.frame
+            frame.origin.y -= self.bounds.height
+            self.revealView.frame = frame
+        })
+    }
+    
+    internal func hideRevealView() {
+        UIView.animateWithDuration(0.3, animations: { () -> Void in
+            var frame = self.revealView.frame
+            frame.origin.y = self.bounds.height
+            self.revealView.frame = frame
+        }) { (finished) -> Void in
+            self.revealView.hidden = true
+            self.prepareTapGestures()
+        }
+    }
+    
+    private func removeTapGestures() {
+        removeGestureRecognizer(tapGesture)
+    }
+}
+
+
+