added CollectionView example to App example project

Examples/Programmatic/App/App.xcodeproj/project.pbxproj

@@ -17,6 +17,9 @@
 		9663F94E1C7A74EA00AF0965 /* AppLeftViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 9663F94D1C7A74EA00AF0965 /* AppLeftViewController.swift */; };
 		9663F9501C7A74FC00AF0965 /* AppRightViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 9663F94F1C7A74FC00AF0965 /* AppRightViewController.swift */; };
 		9663F9521C7A751D00AF0965 /* FeedViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 9663F9511C7A751D00AF0965 /* FeedViewController.swift */; };
+		96CC08821C7FC0CF0034FF84 /* Material.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 96CC08811C7FC0CF0034FF84 /* Material.framework */; };
+		96CC08831C7FC0CF0034FF84 /* Material.framework in Embed Frameworks */ = {isa = PBXBuildFile; fileRef = 96CC08811C7FC0CF0034FF84 /* Material.framework */; settings = {ATTRIBUTES = (CodeSignOnCopy, RemoveHeadersOnCopy, ); }; };
+		96CC08881C7FEBD60034FF84 /* InboxViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 96CC08871C7FEBD60034FF84 /* InboxViewController.swift */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXCopyFilesBuildPhase section */
@@ -26,6 +29,7 @@
 			dstPath = "";
 			dstSubfolderSpec = 10;
 			files = (
+				96CC08831C7FC0CF0034FF84 /* Material.framework in Embed Frameworks */,
 			);
 			name = "Embed Frameworks";
 			runOnlyForDeploymentPostprocessing = 0;
@@ -45,6 +49,8 @@
 		9663F94D1C7A74EA00AF0965 /* AppLeftViewController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = AppLeftViewController.swift; sourceTree = "<group>"; };
 		9663F94F1C7A74FC00AF0965 /* AppRightViewController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = AppRightViewController.swift; sourceTree = "<group>"; };
 		9663F9511C7A751D00AF0965 /* FeedViewController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = FeedViewController.swift; sourceTree = "<group>"; };
+		96CC08811C7FC0CF0034FF84 /* Material.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; name = Material.framework; path = "/Users/danieldahan/Library/Developer/Xcode/DerivedData/Material-hbpnflxhoouqxebjcyhbbhqyesjd/Build/Products/Debug-iphoneos/Material.framework"; sourceTree = "<absolute>"; };
+		96CC08871C7FEBD60034FF84 /* InboxViewController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = InboxViewController.swift; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -52,6 +58,7 @@
 			isa = PBXFrameworksBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				96CC08821C7FC0CF0034FF84 /* Material.framework in Frameworks */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -61,6 +68,7 @@
 		9663F9251C7A744500AF0965 = {
 			isa = PBXGroup;
 			children = (
+				96CC08811C7FC0CF0034FF84 /* Material.framework */,
 				9663F9301C7A744600AF0965 /* App */,
 				9663F92F1C7A744600AF0965 /* Products */,
 			);
@@ -83,8 +91,9 @@
 				9663F94B1C7A74C700AF0965 /* AppMenuViewController.swift */,
 				9663F94D1C7A74EA00AF0965 /* AppLeftViewController.swift */,
 				9663F94F1C7A74FC00AF0965 /* AppRightViewController.swift */,
-				9663F9511C7A751D00AF0965 /* FeedViewController.swift */,
 				9663F9331C7A744600AF0965 /* SearchListViewController.swift */,
+				9663F9511C7A751D00AF0965 /* FeedViewController.swift */,
+				96CC08871C7FEBD60034FF84 /* InboxViewController.swift */,
 				9663F9381C7A744600AF0965 /* Assets.xcassets */,
 				9663F93A1C7A744600AF0965 /* LaunchScreen.storyboard */,
 				9663F93D1C7A744600AF0965 /* Info.plist */,
@@ -164,6 +173,7 @@
 			buildActionMask = 2147483647;
 			files = (
 				9663F94A1C7A74B500AF0965 /* AppSearchBarViewController.swift in Sources */,
+				96CC08881C7FEBD60034FF84 /* InboxViewController.swift in Sources */,
 				9663F9501C7A74FC00AF0965 /* AppRightViewController.swift in Sources */,
 				9663F9481C7A749400AF0965 /* AppNavigationBarViewController.swift in Sources */,
 				9663F9341C7A744600AF0965 /* SearchListViewController.swift in Sources */,

Examples/Programmatic/App/App/AppLeftViewController.swift

@@ -36,7 +36,7 @@ within a SideNavigationViewController.
 import UIKit
 import Material
 
-private struct Cell {
+private struct Item {
 	var text: String
 	var imageName: String
 	var selected: Bool
@@ -47,7 +47,7 @@ class AppLeftViewController: UIViewController {
 	private let tableView: UITableView = UITableView()
 	
 	/// A list of all the navigation items.
-	private var items: Array<Cell> = Array<Cell>()
+	private var items: Array<Item> = Array<Item>()
 	
 	override func viewDidLoad() {
 		super.viewDidLoad()
@@ -76,12 +76,8 @@ class AppLeftViewController: UIViewController {
 	
 	/// Prepares the items that are displayed within the tableView.
 	private func prepareCells() {
-		items.append(Cell(text: "Inbox", imageName: "ic_inbox", selected: true))
-		items.append(Cell(text: "Today", imageName: "ic_today", selected: false))
-		items.append(Cell(text: "Bookmarks", imageName: "ic_book", selected: false))
-		items.append(Cell(text: "Work", imageName: "ic_work", selected: false))
-		items.append(Cell(text: "Contacts", imageName: "ic_contacts", selected: false))
-		items.append(Cell(text: "Settings", imageName: "ic_settings", selected: false))
+		items.append(Item(text: "Feed", imageName: "ic_today", selected: true))
+		items.append(Item(text: "Inbox", imageName: "ic_inbox", selected: true))
 	}
 	
 	/// Prepares profile view.
@@ -140,7 +136,7 @@ extension AppLeftViewController: UITableViewDataSource {
 		let cell: MaterialTableViewCell = tableView.dequeueReusableCellWithIdentifier("MaterialTableViewCell", forIndexPath: indexPath) as! MaterialTableViewCell
 		cell.backgroundColor = MaterialColor.clear
 		
-		let item: Cell = items[indexPath.row]
+		let item: Item = items[indexPath.row]
 		cell.textLabel!.text = item.text
 		cell.textLabel!.font = RobotoFont.medium
 		cell.imageView!.image = UIImage(named: item.imageName)?.imageWithRenderingMode(.AlwaysTemplate)
@@ -163,4 +159,14 @@ extension AppLeftViewController: UITableViewDelegate {
 	func tableView(tableView: UITableView, didSelectRowAtIndexPath indexPath: NSIndexPath) {
 		print("Cell selected")
 	}
+	
+	func tableView(tableView: UITableView, willSelectRowAtIndexPath indexPath: NSIndexPath) -> NSIndexPath? {
+		let item: Item = items[indexPath.row]
+		if let a: MenuViewController = sideNavigationViewController?.mainViewController as? MenuViewController {
+			if let b: NavigationBarViewController = a.mainViewController as? NavigationBarViewController {
+				b.transitionFromMainViewController("Feed" == item.text ? FeedViewController() : InboxViewController(), options: [.TransitionCrossDissolve])
+			}
+		}
+		return indexPath
+	}
 }

Examples/Programmatic/App/App/AppNavigationBarViewController.swift

@@ -76,7 +76,6 @@ class AppNavigationBarViewController: NavigationBarViewController {
 	private func prepareNavigationBarView() {
 		// Title label.
 		let titleLabel: UILabel = UILabel()
-		titleLabel.text = "Feed"
 		titleLabel.textAlignment = .Left
 		titleLabel.textColor = MaterialColor.white
 		

Examples/Programmatic/App/App/AppRightViewController.swift

@@ -69,7 +69,7 @@ class AppRightViewController: UIViewController {
 	/// Prepares the items that are displayed within the tableView.
 	private func prepareCells() {
 		items.append(Cell(text: "Inbox", imageName: "ic_inbox", selected: false))
-		items.append(Cell(text: "Today", imageName: "ic_today", selected: true))
+		items.append(Cell(text: "Feed", imageName: "ic_today", selected: true))
 		items.append(Cell(text: "Bookmarks", imageName: "ic_book", selected: false))
 		items.append(Cell(text: "Work", imageName: "ic_work", selected: false))
 		items.append(Cell(text: "Contacts", imageName: "ic_contacts", selected: false))

Examples/Programmatic/App/App/FeedViewController.swift

@@ -31,120 +31,128 @@
 import UIKit
 import Material
 
-private struct Item {
-	var text: String
-	var detail: String
-	var image: UIImage?
-}
-
 class FeedViewController: UIViewController {
-	/// A tableView used to display Bond entries.
-	private let tableView: UITableView = UITableView()
-	
-	/// A list of all the Author Bond types.
-	private var items: Array<Item> = Array<Item>()
+	private var collectionView: MaterialCollectionView = MaterialCollectionView(frame: CGRectNull)
 	
 	override func viewDidLoad() {
 		super.viewDidLoad()
 		prepareView()
-		prepareItems()
-		prepareTableView()
+		prepareCollectionView()
+	}
+	
+	override func viewWillLayoutSubviews() {
+		super.viewWillLayoutSubviews()
+		collectionView.frame = view.bounds
+		collectionView.reloadData()
 	}
 	
-	/**
-	Handles the search button click, which opens the
-	SideNavigationViewController.
-	*/
-	func handleSearchButton() {
-		sideNavigationViewController?.openRightView()
+	override func viewWillAppear(animated: Bool) {
+		super.viewWillAppear(animated)
+		navigationBarViewController?.navigationBarView.titleLabel?.text = "Feed"
 	}
 	
 	/// Prepares view.
 	private func prepareView() {
-		view.backgroundColor = MaterialColor.white
+		view.backgroundColor = MaterialColor.grey.lighten5
 	}
 	
-	/// Prepares the items Array.
-	private func prepareItems() {
-		items.append(Item(text: "Summer BBQ", detail: "Wish I could come, but I am out of town this weekend.", image: UIImage(named: "Profile1")))
-		items.append(Item(text: "Birthday gift", detail: "Have any ideas about what we should get Heidi for her birthday?", image: UIImage(named: "Profile2")))
-		items.append(Item(text: "Brunch this weekend?", detail: "I'll be in your neighborhood doing errands this weekend.", image: UIImage(named: "Profile3")))
-		items.append(Item(text: "Giants game", detail: "Are we on this weekend for the game?", image: UIImage(named: "Profile4")))
-		items.append(Item(text: "Recipe to try", detail: "We should eat this: Squash, Corn and tomatillo Tacos.", image: UIImage(named: "Profile5")))
-		items.append(Item(text: "Interview", detail: "The candidate will be arriving at 11:30, are you free?", image: UIImage(named: "Profile6")))
-		items.append(Item(text: "Book recommendation", detail: "I found the book title, Surely You’re Joking, Mr. Feynman!", image: UIImage(named: "Profile7")))
-		items.append(Item(text: "Oui oui", detail: "Do you have Paris recommendations? Have you ever been?", image: UIImage(named: "Profile8")))
+	/// Prepares the collectionView
+	private func prepareCollectionView() {
+		collectionView.dataSource = self
+		collectionView.delegate = self
+		collectionView.registerClass(BasicCollectionViewCell.self, forCellWithReuseIdentifier: "Cell")
+		
+		if let v: MaterialCollectionViewLayout = collectionView.collectionViewLayout as? MaterialCollectionViewLayout {
+			v.spacing = 4
+			v.contentInset = UIEdgeInsetsMake(4, 4, 4, 4)
+			//			v.scrollDirection = .Horizontal
 		}
+		view.addSubview(collectionView)
+	}
+}
 
-	/// Prepares the tableView.
-	private func prepareTableView() {
-		tableView.registerClass(MaterialTableViewCell.self, forCellReuseIdentifier: "MaterialTableViewCell")
-		tableView.dataSource = self
-		tableView.delegate = self
+extension FeedViewController: MaterialCollectionViewDataSource {
+	/// Retrieves the items for the collectionView.
+	func items() -> Array<Array<MaterialDataSourceItem>> {
+		return [[
+			MaterialDataSourceItem(data: ["title": "Material", "detail": "#Pumpkin #pie - Preheat oven to 425 degrees F. Whisk pumpkin, sweetened condensed milk, eggs..."], width: 125, height: 125),
+			MaterialDataSourceItem(data: ["detail": "Wow!!! I really really need this fabulous pair. Action is ending tonight #sneakerhead"], width: 125, height: 125),
+			MaterialDataSourceItem(data: ["detail": "Discovered an amazing #cofeeshop with the best #latte at Adelaide and Spadina #Toronto They also..."], width: 125, height: 125),
+			MaterialDataSourceItem(data: ["title": "Material", "detail": "Talk to that agency guy, a friend of #Jen, about renting..."], width: 125, height: 125),
+			MaterialDataSourceItem(data: ["title": "Material", "detail": "#Pumpkin #pie - Preheat oven to 425 degrees F. Whisk pumpkin, sweetened condensed milk, eggs..."], width: 125, height: 125),
+			MaterialDataSourceItem(data: ["detail": "Wow!!! I really really need this fabulous pair. Action is ending tonight #sneakerhead"], width: 125, height: 125),
+			MaterialDataSourceItem(data: ["detail": "Discovered an amazing #cofeeshop with the best #latte at Adelaide and Spadina #Toronto They also..."], width: 125, height: 125),
+			MaterialDataSourceItem(data: ["title": "Material", "detail": "Talk to that agency guy, a friend of #Jen, about renting..."], width: 125, height: 125),
+			MaterialDataSourceItem(data: ["title": "Material", "detail": "#Pumpkin #pie - Preheat oven to 425 degrees F. Whisk pumpkin, sweetened condensed milk, eggs..."], width: 125, height: 125),
+			MaterialDataSourceItem(data: ["detail": "Wow!!! I really really need this fabulous pair. Action is ending tonight #sneakerhead"], width: 125, height: 125),
+			MaterialDataSourceItem(data: ["detail": "Discovered an amazing #cofeeshop with the best #latte at Adelaide and Spadina #Toronto They also..."], width: 125, height: 125),
+			MaterialDataSourceItem(data: ["title": "Material", "detail": "Talk to that agency guy, a friend of #Jen, about renting..."], width: 125, height: 125)
+			]]
 		
-		// Use MaterialLayout to easily align the tableView.
-		view.addSubview(tableView)
-		tableView.translatesAutoresizingMaskIntoConstraints = false
-		MaterialLayout.alignToParent(view, child: tableView)
 	}
-}
 	
-/// TableViewDataSource methods.
-extension FeedViewController: UITableViewDataSource {
-	/// Determines the number of rows in the tableView.
-	func tableView(tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
-		return items.count;
+	/// Number of sections.
+	func numberOfSectionsInCollectionView(collectionView: UICollectionView) -> Int {
+		return items().count
 	}
 	
-	/// Returns the number of sections.
-	func numberOfSectionsInTableView(tableView: UITableView) -> Int {
-		return 1
+	/// Number of cells in each section.
+	func collectionView(collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
+		return items()[section].count
 	}
 	
-	/// Prepares the cells within the tableView.
-	func tableView(tableView: UITableView, cellForRowAtIndexPath indexPath: NSIndexPath) -> UITableViewCell {
-		let cell: MaterialTableViewCell = MaterialTableViewCell(style: .Subtitle, reuseIdentifier: "MaterialTableViewCell")
-		
-		let item: Item = items[indexPath.row]
-		cell.selectionStyle = .None
-		cell.textLabel!.text = item.text
-		cell.textLabel!.font = RobotoFont.regular
-		cell.detailTextLabel!.text = item.detail
-		cell.detailTextLabel!.font = RobotoFont.regular
-		cell.detailTextLabel!.textColor = MaterialColor.grey.darken1
-		cell.imageView!.image = item.image?.resize(toWidth: 40)
-		cell.imageView!.layer.cornerRadius = 20
-		
-		return cell
+	/// Retrieves a UICollectionViewCell.
+	func collectionView(collectionView: UICollectionView, cellForItemAtIndexPath indexPath: NSIndexPath) -> UICollectionViewCell {
+		let c: BasicCollectionViewCell = collectionView.dequeueReusableCellWithReuseIdentifier("Cell", forIndexPath: indexPath) as! BasicCollectionViewCell
+		let item: MaterialDataSourceItem = items()[indexPath.section][indexPath.item]
+		
+		if let data: Dictionary<String, AnyObject> = item.data as? Dictionary<String, AnyObject> {
+			
+			if nil == data["title"] {
+				c.titleLabel = nil
+			} else if nil == c.titleLabel {
+				c.titleLabel = UILabel()
+				c.titleLabel?.textColor = MaterialColor.blueGrey.darken4
+				c.titleLabel?.backgroundColor = MaterialColor.clear
 			}
 			
-	/// Prepares the header within the tableView.
-	func tableView(tableView: UITableView, viewForHeaderInSection section: Int) -> UIView? {
-		let header = UIView(frame: CGRectMake(0, 0, view.bounds.width, 48))
-		header.backgroundColor = MaterialColor.white
+			if nil == data["detail"] {
+				c.detailView = nil
+			} else if nil == c.detailView {
+				let detailLabel: UILabel = UILabel()
+				detailLabel.numberOfLines = 0
+				detailLabel.lineBreakMode = .ByTruncatingTail
+				detailLabel.font = RobotoFont.regularWithSize(12)
+				detailLabel.textColor = MaterialColor.blueGrey.darken4
+				detailLabel.backgroundColor = MaterialColor.clear
+				c.detailView = detailLabel
+			}
 			
-		let label: UILabel = UILabel()
-		label.font = RobotoFont.medium
-		label.textColor = MaterialColor.grey.darken1
-		label.text = "Today"
+			if nil == c.controlView {
+				c.controlView = ControlView()
+				c.controlView!.backgroundColor = nil
 				
-		header.addSubview(label)
-		label.translatesAutoresizingMaskIntoConstraints = false
-		MaterialLayout.alignToParent(header, child: label, left: navigationBarViewController!.navigationBarView.contentInset.left + navigationBarViewController!.navigationBarView.spacing)
+				let date: UILabel = UILabel()
+				date.text = "Monday 6, 2016"
+				date.font = RobotoFont.regularWithSize(12)
+				date.textColor = MaterialColor.grey.lighten1
+				c.controlView!.contentView.addSubview(date)
+				c.controlView!.contentView.grid.views = [date]
+			}
 			
-		return header
+			c.titleLabel?.text = data["title"] as? String
+			(c.detailView as? UILabel)?.text = data["detail"] as? String
+			c.reloadView()
 		}
-}
 		
-/// UITableViewDelegate methods.
-extension FeedViewController: UITableViewDelegate {
-	/// Sets the tableView cell height.
-	func tableView(tableView: UITableView, heightForRowAtIndexPath indexPath: NSIndexPath) -> CGFloat {
-		return 80
+		return c
 	}
+}
 
-	/// Sets the tableView header height.
-	func tableView(tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
-		return 48
+/// MaterialCollectionViewDelegate methods.
+extension FeedViewController: MaterialCollectionViewDelegate {
+	/// Executed when an item is selected.
+	func collectionView(collectionView: UICollectionView, didSelectItemAtIndexPath indexPath: NSIndexPath) {
+		print(indexPath)
 	}
 }
\ No newline at end of file

Examples/Programmatic/App/App/InboxViewController.swift

+/*
+* Copyright (C) 2015 - 2016, Daniel Dahan and CosmicMind, Inc. <http://cosmicmind.io>.
+* All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are met:
+*
+*	*	Redistributions of source code must retain the above copyright notice, this
+*		list of conditions and the following disclaimer.
+*
+*	*	Redistributions in binary form must reproduce the above copyright notice,
+*		this list of conditions and the following disclaimer in the documentation
+*		and/or other materials provided with the distribution.
+*
+*	*	Neither the name of Material nor the names of its
+*		contributors may be used to endorse or promote products derived from
+*		this software without specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+import UIKit
+import Material
+
+private struct Item {
+	var text: String
+	var detail: String
+	var image: UIImage?
+}
+
+class InboxViewController: UIViewController {
+	/// A tableView used to display Bond entries.
+	private let tableView: UITableView = UITableView()
+	
+	/// A list of all the Author Bond types.
+	private var items: Array<Item> = Array<Item>()
+	
+	override func viewDidLoad() {
+		super.viewDidLoad()
+		prepareView()
+		prepareItems()
+		prepareTableView()
+	}
+	
+	override func viewWillAppear(animated: Bool) {
+		super.viewWillAppear(animated)
+		navigationBarViewController?.navigationBarView.titleLabel?.text = "Inbox"
+	}
+	
+	/**
+	Handles the search button click, which opens the
+	SideNavigationViewController.
+	*/
+	func handleSearchButton() {
+		sideNavigationViewController?.openRightView()
+	}
+	
+	/// Prepares view.
+	private func prepareView() {
+		view.backgroundColor = MaterialColor.white
+	}
+	
+	/// Prepares the items Array.
+	private func prepareItems() {
+		items.append(Item(text: "Summer BBQ", detail: "Wish I could come, but I am out of town this weekend.", image: UIImage(named: "Profile1")))
+		items.append(Item(text: "Birthday gift", detail: "Have any ideas about what we should get Heidi for her birthday?", image: UIImage(named: "Profile2")))
+		items.append(Item(text: "Brunch this weekend?", detail: "I'll be in your neighborhood doing errands this weekend.", image: UIImage(named: "Profile3")))
+		items.append(Item(text: "Giants game", detail: "Are we on this weekend for the game?", image: UIImage(named: "Profile4")))
+		items.append(Item(text: "Recipe to try", detail: "We should eat this: Squash, Corn and tomatillo Tacos.", image: UIImage(named: "Profile5")))
+		items.append(Item(text: "Interview", detail: "The candidate will be arriving at 11:30, are you free?", image: UIImage(named: "Profile6")))
+		items.append(Item(text: "Book recommendation", detail: "I found the book title, Surely You’re Joking, Mr. Feynman!", image: UIImage(named: "Profile7")))
+		items.append(Item(text: "Oui oui", detail: "Do you have Paris recommendations? Have you ever been?", image: UIImage(named: "Profile8")))
+	}
+	
+	/// Prepares the tableView.
+	private func prepareTableView() {
+		tableView.registerClass(MaterialTableViewCell.self, forCellReuseIdentifier: "MaterialTableViewCell")
+		tableView.dataSource = self
+		tableView.delegate = self
+		
+		// Use MaterialLayout to easily align the tableView.
+		view.addSubview(tableView)
+		tableView.translatesAutoresizingMaskIntoConstraints = false
+		MaterialLayout.alignToParent(view, child: tableView)
+	}
+}
+
+/// TableViewDataSource methods.
+extension InboxViewController: UITableViewDataSource {
+	/// Determines the number of rows in the tableView.
+	func tableView(tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
+		return items.count;
+	}
+	
+	/// Returns the number of sections.
+	func numberOfSectionsInTableView(tableView: UITableView) -> Int {
+		return 1
+	}
+	
+	/// Prepares the cells within the tableView.
+	func tableView(tableView: UITableView, cellForRowAtIndexPath indexPath: NSIndexPath) -> UITableViewCell {
+		let cell: MaterialTableViewCell = MaterialTableViewCell(style: .Subtitle, reuseIdentifier: "MaterialTableViewCell")
+		
+		let item: Item = items[indexPath.row]
+		cell.selectionStyle = .None
+		cell.textLabel!.text = item.text
+		cell.textLabel!.font = RobotoFont.regular
+		cell.detailTextLabel!.text = item.detail
+		cell.detailTextLabel!.font = RobotoFont.regular
+		cell.detailTextLabel!.textColor = MaterialColor.grey.darken1
+		cell.imageView!.image = item.image?.resize(toWidth: 40)
+		cell.imageView!.layer.cornerRadius = 20
+		
+		return cell
+	}
+	
+	/// Prepares the header within the tableView.
+	func tableView(tableView: UITableView, viewForHeaderInSection section: Int) -> UIView? {
+		let header = UIView(frame: CGRectMake(0, 0, view.bounds.width, 48))
+		header.backgroundColor = MaterialColor.white
+		
+		let label: UILabel = UILabel()
+		label.font = RobotoFont.medium
+		label.textColor = MaterialColor.grey.darken1
+		label.text = "Today"
+		
+		header.addSubview(label)
+		label.translatesAutoresizingMaskIntoConstraints = false
+		MaterialLayout.alignToParent(header, child: label, left: navigationBarViewController!.navigationBarView.contentInset.left + navigationBarViewController!.navigationBarView.spacing)
+		
+		return header
+	}
+}
+
+/// UITableViewDelegate methods.
+extension InboxViewController: UITableViewDelegate {
+	/// Sets the tableView cell height.
+	func tableView(tableView: UITableView, heightForRowAtIndexPath indexPath: NSIndexPath) -> CGFloat {
+		return 80
+	}
+	
+	/// Sets the tableView header height.
+	func tableView(tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
+		return 48
+	}
+}

Examples/Programmatic/MaterialSwitch/MaterialSwitch.xcodeproj/project.pbxproj

@@ -11,6 +11,8 @@
 		96A71ED71C6FFF7300C0C4AE /* ViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 96A71ED61C6FFF7300C0C4AE /* ViewController.swift */; };
 		96A71EDC1C6FFF7300C0C4AE /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 96A71EDB1C6FFF7300C0C4AE /* Assets.xcassets */; };
 		96A71EDF1C6FFF7300C0C4AE /* LaunchScreen.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 96A71EDD1C6FFF7300C0C4AE /* LaunchScreen.storyboard */; };
+		96CC08851C7FC2710034FF84 /* Material.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 96CC08841C7FC2710034FF84 /* Material.framework */; };
+		96CC08861C7FC2710034FF84 /* Material.framework in Embed Frameworks */ = {isa = PBXBuildFile; fileRef = 96CC08841C7FC2710034FF84 /* Material.framework */; settings = {ATTRIBUTES = (CodeSignOnCopy, RemoveHeadersOnCopy, ); }; };
 /* End PBXBuildFile section */
 
 /* Begin PBXCopyFilesBuildPhase section */
@@ -20,6 +22,7 @@
 			dstPath = "";
 			dstSubfolderSpec = 10;
 			files = (
+				96CC08861C7FC2710034FF84 /* Material.framework in Embed Frameworks */,
 			);
 			name = "Embed Frameworks";
 			runOnlyForDeploymentPostprocessing = 0;
@@ -33,6 +36,7 @@
 		96A71EDB1C6FFF7300C0C4AE /* Assets.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Assets.xcassets; sourceTree = "<group>"; };
 		96A71EDE1C6FFF7300C0C4AE /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; name = Base; path = Base.lproj/LaunchScreen.storyboard; sourceTree = "<group>"; };
 		96A71EE01C6FFF7300C0C4AE /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
+		96CC08841C7FC2710034FF84 /* Material.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; name = Material.framework; path = "/Users/danieldahan/Library/Developer/Xcode/DerivedData/Material-hbpnflxhoouqxebjcyhbbhqyesjd/Build/Products/Debug-iphoneos/Material.framework"; sourceTree = "<absolute>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -40,6 +44,7 @@
 			isa = PBXFrameworksBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				96CC08851C7FC2710034FF84 /* Material.framework in Frameworks */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -49,6 +54,7 @@
 		96A71EC81C6FFF7300C0C4AE = {
 			isa = PBXGroup;
 			children = (
+				96CC08841C7FC2710034FF84 /* Material.framework */,
 				96A71ED31C6FFF7300C0C4AE /* MaterialSwitch */,
 				96A71ED21C6FFF7300C0C4AE /* Products */,
 			);

Material.xcodeproj/project.pbxproj

@@ -57,6 +57,13 @@
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 		96CC083D1C7CF9D40034FF84 /* StatusBarViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 96CC083C1C7CF9D40034FF84 /* StatusBarViewController.swift */; };
 		96CC083E1C7CFF2A0034FF84 /* StatusBarViewController.swift in Headers */ = {isa = PBXBuildFile; fileRef = 96CC083C1C7CF9D40034FF84 /* StatusBarViewController.swift */; settings = {ATTRIBUTES = (Public, ); }; };
+		96CC08911C7FEC170034FF84 /* BasicCollectionViewCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = 96CC088A1C7FEC170034FF84 /* BasicCollectionViewCell.swift */; };
+		96CC08921C7FEC170034FF84 /* MaterialCollectionView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 96CC088B1C7FEC170034FF84 /* MaterialCollectionView.swift */; };
+		96CC08931C7FEC170034FF84 /* MaterialCollectionViewCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = 96CC088C1C7FEC170034FF84 /* MaterialCollectionViewCell.swift */; };
+		96CC08941C7FEC170034FF84 /* MaterialCollectionViewDataSource.swift in Sources */ = {isa = PBXBuildFile; fileRef = 96CC088D1C7FEC170034FF84 /* MaterialCollectionViewDataSource.swift */; };
+		96CC08951C7FEC170034FF84 /* MaterialCollectionViewDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = 96CC088E1C7FEC170034FF84 /* MaterialCollectionViewDelegate.swift */; };
+		96CC08961C7FEC170034FF84 /* MaterialCollectionViewLayout.swift in Sources */ = {isa = PBXBuildFile; fileRef = 96CC088F1C7FEC170034FF84 /* MaterialCollectionViewLayout.swift */; };
+		96CC08971C7FEC170034FF84 /* MaterialDataSourceItem.swift in Sources */ = {isa = PBXBuildFile; fileRef = 96CC08901C7FEC170034FF84 /* MaterialDataSourceItem.swift */; };
 		96D88C1E1C1328D800B91418 /* CaptureView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 96D88BF51C1328D800B91418 /* CaptureView.swift */; };
 		96D88C1F1C1328D800B91418 /* CardView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 96D88BF61C1328D800B91418 /* CardView.swift */; };
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@@ -164,6 +171,13 @@
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 		96CC083C1C7CF9D40034FF84 /* StatusBarViewController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = StatusBarViewController.swift; sourceTree = "<group>"; };
+		96CC088A1C7FEC170034FF84 /* BasicCollectionViewCell.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = BasicCollectionViewCell.swift; sourceTree = "<group>"; };
+		96CC088B1C7FEC170034FF84 /* MaterialCollectionView.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = MaterialCollectionView.swift; sourceTree = "<group>"; };
+		96CC088C1C7FEC170034FF84 /* MaterialCollectionViewCell.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = MaterialCollectionViewCell.swift; sourceTree = "<group>"; };
+		96CC088D1C7FEC170034FF84 /* MaterialCollectionViewDataSource.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = MaterialCollectionViewDataSource.swift; sourceTree = "<group>"; };
+		96CC088E1C7FEC170034FF84 /* MaterialCollectionViewDelegate.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = MaterialCollectionViewDelegate.swift; sourceTree = "<group>"; };
+		96CC088F1C7FEC170034FF84 /* MaterialCollectionViewLayout.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = MaterialCollectionViewLayout.swift; sourceTree = "<group>"; };
+		96CC08901C7FEC170034FF84 /* MaterialDataSourceItem.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = MaterialDataSourceItem.swift; sourceTree = "<group>"; };
 		96D88BF51C1328D800B91418 /* CaptureView.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = CaptureView.swift; sourceTree = "<group>"; };
 		96D88BF61C1328D800B91418 /* CardView.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = CardView.swift; sourceTree = "<group>"; };
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@@ -324,10 +338,25 @@
 		96CC08561C7E0EC00034FF84 /* ControlView */ = {
 			isa = PBXGroup;
 			children = (
+				96A71FB01C7649F800C0C4AE /* ControlView.swift */,
 			);
 			name = ControlView;
 			sourceTree = "<group>";
 		};
+		96CC08891C7FEBE10034FF84 /* CollectionView */ = {
+			isa = PBXGroup;
+			children = (
+				96CC088A1C7FEC170034FF84 /* BasicCollectionViewCell.swift */,
+				96CC088B1C7FEC170034FF84 /* MaterialCollectionView.swift */,
+				96CC088C1C7FEC170034FF84 /* MaterialCollectionViewCell.swift */,
+				96CC088D1C7FEC170034FF84 /* MaterialCollectionViewDataSource.swift */,
+				96CC088E1C7FEC170034FF84 /* MaterialCollectionViewDelegate.swift */,
+				96CC088F1C7FEC170034FF84 /* MaterialCollectionViewLayout.swift */,
+				96CC08901C7FEC170034FF84 /* MaterialDataSourceItem.swift */,
+			);
+			name = CollectionView;
+			sourceTree = "<group>";
+		};
 		96D88BF41C1328D800B91418 /* Sources */ = {
 			isa = PBXGroup;
 			children = (
@@ -348,11 +377,11 @@
 				96D88C471C1328F500B91418 /* Font */,
 				966F57B61C226D65009185B7 /* Text */,
 				96442ADC1C28EF1400C3C574 /* TableView */,
+				96CC08891C7FEBE10034FF84 /* CollectionView */,
 				965C58BD1C6B8D3300CFB4E1 /* Grid */,
 				96A71E921C6FBC2900C0C4AE /* Menu */,
 				96A71EC51C6FFEF300C0C4AE /* Switch */,
 				96CC08561C7E0EC00034FF84 /* ControlView */,
-				96A71FB01C7649F800C0C4AE /* ControlView.swift */,
 				96D88C541C132A7700B91418 /* StatusBar */,
 				9626C2DB1C794FBB007CA8E0 /* SearchBar */,
 				9626C2DA1C794FA5007CA8E0 /* NavigationBar */,
@@ -680,6 +709,7 @@
 				960036151C77E1B600EBA579 /* SearchBarViewController.swift in Sources */,
 				96A71EF61C71127100C0C4AE /* SearchBarView.swift in Sources */,
 				96D88C371C1328D800B91418 /* MaterialRadius.swift in Sources */,
+				96CC08961C7FEC170034FF84 /* MaterialCollectionViewLayout.swift in Sources */,
 				960B232F1C383EAA00E96216 /* Material+UIImage+Crop.swift in Sources */,
 				96D88C241C1328D800B91418 /* ImageCardView.swift in Sources */,
 				96D88C2B1C1328D800B91418 /* MaterialButton.swift in Sources */,
@@ -693,8 +723,12 @@
 				96D88C231C1328D800B91418 /* FlatButton.swift in Sources */,
 				966F57B81C226D75009185B7 /* TextField.swift in Sources */,
 				96DBA7361C61198400844821 /* Material+UIImage+Color.swift in Sources */,
+				96CC08931C7FEC170034FF84 /* MaterialCollectionViewCell.swift in Sources */,
 				96D88C201C1328D800B91418 /* CapturePreviewView.swift in Sources */,
+				96CC08921C7FEC170034FF84 /* MaterialCollectionView.swift in Sources */,
 				96A71EC71C6FFF0500C0C4AE /* MaterialSwitch.swift in Sources */,
+				96CC08951C7FEC170034FF84 /* MaterialCollectionViewDelegate.swift in Sources */,
+				96CC08971C7FEC170034FF84 /* MaterialDataSourceItem.swift in Sources */,
 				96D88C3E1C1328D800B91418 /* NavigationBarView.swift in Sources */,
 				96D88C221C1328D800B91418 /* FabButton.swift in Sources */,
 				96D88C3F1C1328D800B91418 /* RaisedButton.swift in Sources */,
@@ -706,6 +740,7 @@
 				960B23301C383EAA00E96216 /* Material+UIImage+Network.swift in Sources */,
 				96D88C1E1C1328D800B91418 /* CaptureView.swift in Sources */,
 				96D88C2D1C1328D800B91418 /* MaterialDepth.swift in Sources */,
+				96CC08941C7FEC170034FF84 /* MaterialCollectionViewDataSource.swift in Sources */,
 				96D88C331C1328D800B91418 /* MaterialLabel.swift in Sources */,
 				96D88C281C1328D800B91418 /* MaterialAnimation.swift in Sources */,
 				96A71F301C72E41100C0C4AE /* NavigationBarViewController.swift in Sources */,
@@ -722,6 +757,7 @@
 				96D88C341C1328D800B91418 /* MaterialLayer.swift in Sources */,
 				96D88C461C1328D800B91418 /* SideNavigationViewController.swift in Sources */,
 				96D88C381C1328D800B91418 /* MaterialShape.swift in Sources */,
+				96CC08911C7FEC170034FF84 /* BasicCollectionViewCell.swift in Sources */,
 				960B23331C383EAA00E96216 /* Material+UIImage+Size.swift in Sources */,
 				9626C2DE1C795017007CA8E0 /* MenuViewController.swift in Sources */,
 				96A71FB61C7651AA00C0C4AE /* ControlView.swift in Sources */,

Sources/BasicCollectionViewCell.swift

+/*
+* Copyright (C) 2015 - 2016, Daniel Dahan and CosmicMind, Inc. <http://cosmicmind.io>.
+* All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are met:
+*
+*	*	Redistributions of source code must retain the above copyright notice, this
+*		list of conditions and the following disclaimer.
+*
+*	*	Redistributions in binary form must reproduce the above copyright notice,
+*		this list of conditions and the following disclaimer in the documentation
+*		and/or other materials provided with the distribution.
+*
+*	*	Neither the name of Material nor the names of its
+*		contributors may be used to endorse or promote products derived from
+*		this software without specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+import UIKit
+
+public class BasicCollectionViewCell : MaterialCollectionViewCell {
+	/// An Optional title UILabel.
+	public var titleLabel: UILabel? {
+		didSet {
+			reloadView()
+		}
+	}
+	
+	/// An Optional detail UILabel.
+	public var detailView: UIView? {
+		didSet {
+			reloadView()
+		}
+	}
+	
+	/// An Optional ControlView.
+	public var controlView: ControlView? {
+		didSet {
+			reloadView()
+		}
+	}
+	
+	/**
+	Prepares the view instance when intialized. When subclassing,
+	it is recommended to override the prepareView method
+	to initialize property values and other setup operations.
+	The super.prepareView method should always be called immediately
+	when subclassing.
+	*/
+	public override func prepareView() {
+		super.prepareView()
+		contentInsetPreset = .Square3
+		backgroundColor = MaterialColor.white
+	}
+	
+	/// Reloads the view.
+	public func reloadView() {
+		contentView.grid.views = []
+		contentView.grid.axis.rows = 12
+		contentView.grid.axis.inherited = false
+		contentView.grid.axis.direction = .Vertical
+		
+		for v in contentView.subviews {
+			v.removeFromSuperview()
+		}
+		
+		var a: Int = 0
+		var b: Int = 0
+		var c: Int = 0
+		
+		if nil != titleLabel && nil == detailView && nil == controlView {
+			a = 12
+		} else if nil == titleLabel && nil != detailView && nil == controlView {
+			b = 12
+		} else if nil == titleLabel && nil == detailView && nil != controlView {
+			c = 12
+		} else if nil != titleLabel && nil != detailView && nil == controlView {
+			a = 3
+			b = 9
+		} else if nil != titleLabel && nil == detailView && nil != controlView {
+			a = 9
+			c = 3
+		} else if nil == titleLabel && nil != detailView && nil != controlView {
+			b = 9
+			c = 3
+		} else if nil != titleLabel && nil != detailView && nil != controlView {
+			a = 3
+			b = 6
+			c = 3
+		}
+		
+		if let v: UILabel = titleLabel {
+			v.grid.rows = a
+			contentView.addSubview(v)
+			contentView.grid.views?.append(v)
+		}
+		
+		if let v: UIView = detailView {
+			v.grid.rows = b
+			contentView.addSubview(v)
+			contentView.grid.views?.append(v)
+		}
+		
+		if let v: ControlView = controlView {
+			v.grid.rows = c
+			contentView.addSubview(v)
+			contentView.grid.views?.append(v)
+		}
+		
+		contentView.grid.reloadLayout()
+	}
+}

Sources/MaterialCollectionView.swift

+/*
+* Copyright (C) 2015 - 2016, Daniel Dahan and CosmicMind, Inc. <http://cosmicmind.io>.
+* All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are met:
+*
+*	*	Redistributions of source code must retain the above copyright notice, this
+*		list of conditions and the following disclaimer.
+*
+*	*	Redistributions in binary form must reproduce the above copyright notice,
+*		this list of conditions and the following disclaimer in the documentation
+*		and/or other materials provided with the distribution.
+*
+*	*	Neither the name of Material nor the names of its
+*		contributors may be used to endorse or promote products derived from
+*		this software without specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+import UIKit
+
+public class MaterialCollectionView : UICollectionView {
+	/**
+	An initializer that initializes the object with a NSCoder object.
+	- Parameter aDecoder: A NSCoder instance.
+	*/
+	public required init?(coder aDecoder: NSCoder) {
+		super.init(coder: aDecoder)
+	}
+	
+	/**
+	An initializer that initializes the object.
+	- Parameter frame: A CGRect defining the view's frame.
+	- Parameter collectionViewLayout: A UICollectionViewLayout reference.
+	*/
+	public override init(frame: CGRect, collectionViewLayout layout: UICollectionViewLayout) {
+		super.init(frame: frame, collectionViewLayout: layout)
+		prepareView()
+	}
+	
+	/**
+	An initializer that initializes the object.
+	- Parameter frame: A CGRect defining the view's frame.
+	*/
+	public init(frame: CGRect) {
+		super.init(frame: frame, collectionViewLayout: MaterialCollectionViewLayout())
+		prepareView()
+	}
+	
+	/**
+	Prepares the view instance when intialized. When subclassing,
+	it is recommended to override the prepareView method
+	to initialize property values and other setup operations.
+	The super.prepareView method should always be called immediately
+	when subclassing.
+	*/
+	public func prepareView() {
+		backgroundColor = MaterialColor.clear
+		contentInset = UIEdgeInsetsZero
+	}
+}

Sources/MaterialCollectionViewCell.swift

+/*
+* Copyright (C) 2015 - 2016, Daniel Dahan and CosmicMind, Inc. <http://cosmicmind.io>.
+* All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are met:
+*
+*	*	Redistributions of source code must retain the above copyright notice, this
+*		list of conditions and the following disclaimer.
+*
+*	*	Redistributions in binary form must reproduce the above copyright notice,
+*		this list of conditions and the following disclaimer in the documentation
+*		and/or other materials provided with the distribution.
+*
+*	*	Neither the name of Material nor the names of its
+*		contributors may be used to endorse or promote products derived from
+*		this software without specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+import UIKit
+
+@objc(MaterialCollectionViewCell)
+public class MaterialCollectionViewCell : UICollectionViewCell {
+	/// A preset wrapper around contentInset.
+	public var contentInsetPreset: MaterialEdgeInset {
+		get {
+			return contentView.grid.contentInsetPreset
+		}
+		set(value) {
+			contentView.grid.contentInsetPreset = value
+		}
+	}
+	
+	/// A wrapper around grid.contentInset.
+	public var contentInset: UIEdgeInsets {
+		get {
+			return contentView.grid.contentInset
+		}
+		set(value) {
+			contentView.grid.contentInset = value
+		}
+	}
+	
+	/// A wrapper around grid.spacing.
+	public var spacing: CGFloat {
+		get {
+			return contentView.grid.spacing
+		}
+		set(value) {
+			contentView.grid.spacing = value
+		}
+	}
+	
+	/**
+	A CAShapeLayer used to manage elements that would be affected by
+	the clipToBounds property of the backing layer. For example, this
+	allows the dropshadow effect on the backing layer, while clipping
+	the image to a desired shape within the visualLayer.
+	*/
+	public private(set) lazy var visualLayer: CAShapeLayer = CAShapeLayer()
+	
+	/**
+	A base delegate reference used when subclassing MaterialView.
+	*/
+	public weak var delegate: MaterialDelegate?
+	
+	/// Sets whether the scaling animation should be used.
+	public lazy var pulseScale: Bool = true
+	
+	/// The opcaity value for the pulse animation.
+	public var pulseColorOpacity: CGFloat = 0.25
+	
+	/// The color of the pulse effect.
+	public var pulseColor: UIColor?
+	
+	/**
+	This property is the same as clipsToBounds. It crops any of the view's
+	contents from bleeding past the view's frame. If an image is set using
+	the image property, then this value does not need to be set, since the
+	visualLayer's maskToBounds is set to true by default.
+	*/
+	public var masksToBounds: Bool {
+		get {
+			return layer.masksToBounds
+		}
+		set(value) {
+			layer.masksToBounds = value
+		}
+	}
+	
+	/// A property that accesses the backing layer's backgroundColor.
+	public override var backgroundColor: UIColor? {
+		didSet {
+			layer.backgroundColor = backgroundColor?.CGColor
+		}
+	}
+	
+	/// A property that accesses the layer.frame.origin.x property.
+	public var x: CGFloat {
+		get {
+			return layer.frame.origin.x
+		}
+		set(value) {
+			layer.frame.origin.x = value
+		}
+	}
+	
+	/// A property that accesses the layer.frame.origin.y property.
+	public var y: CGFloat {
+		get {
+			return layer.frame.origin.y
+		}
+		set(value) {
+			layer.frame.origin.y = value
+		}
+	}
+	
+	/**
+	A property that accesses the layer.frame.origin.width property.
+	When setting this property in conjunction with the shape property having a
+	value that is not .None, the height will be adjusted to maintain the correct
+	shape.
+	*/
+	public var width: CGFloat {
+		get {
+			return layer.frame.size.width
+		}
+		set(value) {
+			layer.frame.size.width = value
+			if .None != shape {
+				layer.frame.size.height = value
+			}
+		}
+	}
+	
+	/**
+	A property that accesses the layer.frame.origin.height property.
+	When setting this property in conjunction with the shape property having a
+	value that is not .None, the width will be adjusted to maintain the correct
+	shape.
+	*/
+	public var height: CGFloat {
+		get {
+			return layer.frame.size.height
+		}
+		set(value) {
+			layer.frame.size.height = value
+			if .None != shape {
+				layer.frame.size.width = value
+			}
+		}
+	}
+	
+	/// A property that accesses the backing layer's shadowColor.
+	public var shadowColor: UIColor? {
+		didSet {
+			layer.shadowColor = shadowColor?.CGColor
+		}
+	}
+	
+	/// A property that accesses the backing layer's shadowOffset.
+	public var shadowOffset: CGSize {
+		get {
+			return layer.shadowOffset
+		}
+		set(value) {
+			layer.shadowOffset = value
+		}
+	}
+	
+	/// A property that accesses the backing layer's shadowOpacity.
+	public var shadowOpacity: Float {
+		get {
+			return layer.shadowOpacity
+		}
+		set(value) {
+			layer.shadowOpacity = value
+		}
+	}
+	
+	/// A property that accesses the backing layer's shadowRadius.
+	public var shadowRadius: CGFloat {
+		get {
+			return layer.shadowRadius
+		}
+		set(value) {
+			layer.shadowRadius = value
+		}
+	}
+	
+	/**
+	A property that sets the shadowOffset, shadowOpacity, and shadowRadius
+	for the backing layer. This is the preferred method of setting depth
+	in order to maintain consitency across UI objects.
+	*/
+	public var depth: MaterialDepth {
+		didSet {
+			let value: MaterialDepthType = MaterialDepthToValue(depth)
+			shadowOffset = value.offset
+			shadowOpacity = value.opacity
+			shadowRadius = value.radius
+		}
+	}
+	
+	/**
+	A property that sets the cornerRadius of the backing layer. If the shape
+	property has a value of .Circle when the cornerRadius is set, it will
+	become .None, as it no longer maintains its circle shape.
+	*/
+	public var cornerRadiusPreset: MaterialRadius {
+		didSet {
+			if let v: MaterialRadius = cornerRadiusPreset {
+				cornerRadius = MaterialRadiusToValue(v)
+				if .Circle == shape {
+					shape = .None
+				}
+			}
+		}
+	}
+	
+	/// A property that accesses the layer.cornerRadius.
+	public var cornerRadius: CGFloat = 0 {
+		didSet {
+			layer.cornerRadius = cornerRadius
+		}
+	}
+	
+	/**
+	A property that manages the overall shape for the object. If either the
+	width or height property is set, the other will be automatically adjusted
+	to maintain the shape of the object.
+	*/
+	public var shape: MaterialShape {
+		didSet {
+			if .None != shape {
+				if width < height {
+					frame.size.width = height
+				} else {
+					frame.size.height = width
+				}
+			}
+		}
+	}
+	
+	/// A property that accesses the layer.borderWith.
+	public var borderWidth: CGFloat {
+		didSet {
+			layer.borderWidth = borderWidth
+		}
+	}
+	
+	/// A property that accesses the layer.borderColor property.
+	public var borderColor: UIColor? {
+		didSet {
+			layer.borderColor = borderColor?.CGColor
+		}
+	}
+	
+	/// A property that accesses the layer.position property.
+	public var position: CGPoint {
+		get {
+			return layer.position
+		}
+		set(value) {
+			layer.position = value
+		}
+	}
+	
+	/// A property that accesses the layer.zPosition property.
+	public var zPosition: CGFloat {
+		get {
+			return layer.zPosition
+		}
+		set(value) {
+			layer.zPosition = value
+		}
+	}
+	
+	/**
+	An initializer that initializes the object with a NSCoder object.
+	- Parameter aDecoder: A NSCoder instance.
+	*/
+	public required init?(coder aDecoder: NSCoder) {
+		depth = .None
+		cornerRadiusPreset = .None
+		shape = .None
+		borderWidth = 0
+		super.init(coder: aDecoder)
+		prepareView()
+	}
+	
+	/**
+	An initializer that initializes the object with a CGRect object.
+	If AutoLayout is used, it is better to initilize the instance
+	using the init() initializer.
+	- Parameter frame: A CGRect instance.
+	*/
+	public override init(frame: CGRect) {
+		depth = .None
+		cornerRadiusPreset = .None
+		shape = .None
+		borderWidth = 0
+		super.init(frame: frame)
+		prepareView()
+	}
+	
+	/// A convenience initializer.
+	public convenience init() {
+		self.init(frame: CGRectNull)
+	}
+	
+	/// Overriding the layout callback for sublayers.
+	public override func layoutSublayersOfLayer(layer: CALayer) {
+		super.layoutSublayersOfLayer(layer)
+		if self.layer == layer {
+			layoutShape()
+			layoutVisualLayer()
+		}
+	}
+	
+	/**
+	A method that accepts CAAnimation objects and executes them on the
+	view's backing layer.
+	- Parameter animation: A CAAnimation instance.
+	*/
+	public func animate(animation: CAAnimation) {
+		animation.delegate = self
+		if let a: CABasicAnimation = animation as? CABasicAnimation {
+			a.fromValue = (nil == layer.presentationLayer() ? layer : layer.presentationLayer() as! CALayer).valueForKeyPath(a.keyPath!)
+		}
+		if let a: CAPropertyAnimation = animation as? CAPropertyAnimation {
+			layer.addAnimation(a, forKey: a.keyPath!)
+		} else if let a: CAAnimationGroup = animation as? CAAnimationGroup {
+			layer.addAnimation(a, forKey: nil)
+		} else if let a: CATransition = animation as? CATransition {
+			layer.addAnimation(a, forKey: kCATransition)
+		}
+	}
+	
+	/**
+	A delegation method that is executed when the backing layer starts
+	running an animation.
+	- Parameter anim: The currently running CAAnimation instance.
+	*/
+	public override func animationDidStart(anim: CAAnimation) {
+		(delegate as? MaterialAnimationDelegate)?.materialAnimationDidStart?(anim)
+	}
+	
+	/**
+	A delegation method that is executed when the backing layer stops
+	running an animation.
+	- Parameter anim: The CAAnimation instance that stopped running.
+	- Parameter flag: A boolean that indicates if the animation stopped
+	because it was completed or interrupted. True if completed, false
+	if interrupted.
+	*/
+	public override func animationDidStop(anim: CAAnimation, finished flag: Bool) {
+		if anim is CAPropertyAnimation {
+			(delegate as? MaterialAnimationDelegate)?.materialAnimationDidStop?(anim, finished: flag)
+		} else if let a: CAAnimationGroup = anim as? CAAnimationGroup {
+			for x in a.animations! {
+				animationDidStop(x, finished: true)
+			}
+		}
+		layoutVisualLayer()
+	}
+	
+	/**
+	A delegation method that is executed when the view has began a
+	touch event.
+	- Parameter touches: A set of UITouch objects.
+	- Parameter event: A UIEvent object.
+	*/
+	public override func touchesBegan(touches: Set<UITouch>, withEvent event: UIEvent?) {
+		super.touchesBegan(touches, withEvent: event)
+		pulseAnimation(layer.convertPoint(touches.first!.locationInView(self), fromLayer: layer))
+	}
+	
+	/**
+	A delegation method that is executed when the view touch event has
+	ended.
+	- Parameter touches: A set of UITouch objects.
+	- Parameter event: A UIEvent object.
+	*/
+	public override func touchesEnded(touches: Set<UITouch>, withEvent event: UIEvent?) {
+		super.touchesEnded(touches, withEvent: event)
+		shrinkAnimation()
+	}
+	
+	/**
+	A delegation method that is executed when the view touch event has
+	been cancelled.
+	- Parameter touches: A set of UITouch objects.
+	- Parameter event: A UIEvent object.
+	*/
+	public override func touchesCancelled(touches: Set<UITouch>?, withEvent event: UIEvent?) {
+		super.touchesCancelled(touches, withEvent: event)
+		shrinkAnimation()
+	}
+	
+	/**
+	Triggers the pulse animation.
+	- Parameter point: A Optional point to pulse from, otherwise pulses
+	from the center.
+	*/
+	public func pulse(var point: CGPoint? = nil) {
+		if nil == point {
+			point = CGPointMake(CGFloat(width / 2), CGFloat(height / 2))
+		}
+		
+		if let v: CFTimeInterval = pulseAnimation(point!) {
+			MaterialAnimation.delay(v) { [weak self] in
+				self?.shrinkAnimation()
+			}
+		}
+	}
+	
+	/**
+	Prepares the view instance when intialized. When subclassing,
+	it is recommended to override the prepareView method
+	to initialize property values and other setup operations.
+	The super.prepareView method should always be called immediately
+	when subclassing.
+	*/
+	public func prepareView() {
+		prepareVisualLayer()
+		pulseColor = MaterialColor.grey.lighten1
+		pulseScale = false
+	}
+	
+	/// Prepares the visualLayer property.
+	internal func prepareVisualLayer() {
+		visualLayer.zPosition = 0
+		visualLayer.masksToBounds = true
+		layer.addSublayer(visualLayer)
+	}
+	
+	/// Manages the layout for the visualLayer property.
+	internal func layoutVisualLayer() {
+		visualLayer.frame = bounds
+		visualLayer.position = CGPointMake(width / 2, height / 2)
+		visualLayer.cornerRadius = layer.cornerRadius
+	}
+	
+	/// Manages the layout for the shape of the view instance.
+	internal func layoutShape() {
+		if .Circle == shape {
+			layer.cornerRadius = width / 2
+		}
+	}
+	
+	/**
+	Triggers the pulse animation.
+	- Parameter point: A point to pulse from.
+	- Returns: A Ooptional CFTimeInternal if the point exists within
+	the view. The time internal represents the animation time.
+	*/
+	internal func pulseAnimation(point: CGPoint) -> CFTimeInterval? {
+		if true == layer.containsPoint(point) {
+			let r: CGFloat = (width < height ? height : width) / 2
+			let f: CGFloat = 3
+			let v: CGFloat = r / f
+			let d: CGFloat = 2 * f
+			let s: CGFloat = 1.05
+			
+			var t: CFTimeInterval = CFTimeInterval(1.5 * width / UIScreen.mainScreen().bounds.width)
+			if 0.55 < t || 0.25 > t {
+				t = 0.55
+			}
+			t /= 1.3
+			
+			if nil != pulseColor && 0 < pulseColorOpacity {
+				let pulseLayer: CAShapeLayer = CAShapeLayer()
+				
+				pulseLayer.hidden = true
+				pulseLayer.zPosition = 1
+				pulseLayer.backgroundColor = pulseColor?.colorWithAlphaComponent(pulseColorOpacity).CGColor
+				visualLayer.addSublayer(pulseLayer)
+				
+				MaterialAnimation.animationDisabled {
+					pulseLayer.bounds = CGRectMake(0, 0, v, v)
+					pulseLayer.position = point
+					pulseLayer.cornerRadius = r / d
+					pulseLayer.hidden = false
+				}
+				pulseLayer.addAnimation(MaterialAnimation.scale(3 * d, duration: t), forKey: nil)
+				MaterialAnimation.delay(t) { [weak self] in
+					if nil != self && nil != self!.pulseColor && 0 < self!.pulseColorOpacity {
+						MaterialAnimation.animateWithDuration(t, animations: {
+							pulseLayer.hidden = true
+						}) {
+							pulseLayer.removeFromSuperlayer()
+						}
+					}
+				}
+			}
+			
+			if pulseScale {
+				layer.addAnimation(MaterialAnimation.scale(s, duration: t), forKey: nil)
+				return t
+			}
+		}
+		return nil
+	}
+	
+	/// Executes the shrink animation for the pulse effect.
+	internal func shrinkAnimation() {
+		if pulseScale {
+			var t: CFTimeInterval = CFTimeInterval(1.5 * width / UIScreen.mainScreen().bounds.width)
+			if 0.55 < t || 0.25 > t {
+				t = 0.55
+			}
+			t /= 1.3
+			layer.addAnimation(MaterialAnimation.scale(1, duration: t), forKey: nil)
+		}
+	}
+}
\ No newline at end of file

Sources/MaterialCollectionViewDataSource.swift

+/*
+* Copyright (C) 2015 - 2016, Daniel Dahan and CosmicMind, Inc. <http://cosmicmind.io>.
+* All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are met:
+*
+*	*	Redistributions of source code must retain the above copyright notice, this
+*		list of conditions and the following disclaimer.
+*
+*	*	Redistributions in binary form must reproduce the above copyright notice,
+*		this list of conditions and the following disclaimer in the documentation
+*		and/or other materials provided with the distribution.
+*
+*	*	Neither the name of Material nor the names of its
+*		contributors may be used to endorse or promote products derived from
+*		this software without specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+public protocol MaterialCollectionViewDataSource : MaterialDelegate, UICollectionViewDataSource {
+	/**
+	Retrieves the items for the collectionView.
+	- Returns: An Array of Arrays of MaterialDataSourceItem objects.
+	*/
+	func items() -> Array<Array<MaterialDataSourceItem>>
+}
\ No newline at end of file

Sources/MaterialCollectionViewDelegate.swift

+/*
+* Copyright (C) 2015 - 2016, Daniel Dahan and CosmicMind, Inc. <http://cosmicmind.io>.
+* All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are met:
+*
+*	*	Redistributions of source code must retain the above copyright notice, this
+*		list of conditions and the following disclaimer.
+*
+*	*	Redistributions in binary form must reproduce the above copyright notice,
+*		this list of conditions and the following disclaimer in the documentation
+*		and/or other materials provided with the distribution.
+*
+*	*	Neither the name of Material nor the names of its
+*		contributors may be used to endorse or promote products derived from
+*		this software without specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+public protocol MaterialCollectionViewDelegate : MaterialDelegate, UICollectionViewDelegate {
+	
+}
\ No newline at end of file

Sources/MaterialCollectionViewLayout.swift

+/*
+* Copyright (C) 2015 - 2016, Daniel Dahan and CosmicMind, Inc. <http://cosmicmind.io>.
+* All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are met:
+*
+*	*	Redistributions of source code must retain the above copyright notice, this
+*		list of conditions and the following disclaimer.
+*
+*	*	Redistributions in binary form must reproduce the above copyright notice,
+*		this list of conditions and the following disclaimer in the documentation
+*		and/or other materials provided with the distribution.
+*
+*	*	Neither the name of Material nor the names of its
+*		contributors may be used to endorse or promote products derived from
+*		this software without specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+import UIKit
+
+public class MaterialCollectionViewLayout : UICollectionViewLayout {
+	/// A preset wrapper around contentInset.
+	public var contentInsetPreset: MaterialEdgeInset = .None {
+		didSet {
+			contentInset = MaterialEdgeInsetToValue(contentInsetPreset)
+		}
+	}
+	
+	/// A wrapper around grid.contentInset.
+	public var contentInset: UIEdgeInsets = UIEdgeInsetsZero
+	
+	/// Size of the content.
+	private var contentSize: CGSize = CGSizeZero
+	
+	/// Layout attribute items.
+	private var layoutItems: Array<(UICollectionViewLayoutAttributes, NSIndexPath)> = Array<(UICollectionViewLayoutAttributes, NSIndexPath)>()
+	
+	/// Used to calculate the dimensions of the cells.
+	private var offset: CGPoint = CGPointZero
+	
+	/// Cell items.
+	private var items: Array<Array<MaterialDataSourceItem>>?
+	
+	/// Scroll direction.
+	public var scrollDirection: UICollectionViewScrollDirection = .Vertical
+	
+	/// Scale of the screen.
+	public var scale: CGFloat = 2
+	
+	/// Spacing between items.
+	public var spacing: CGFloat = 0
+	
+	/**
+	Retrieves the index paths for the items within the passed in CGRect.
+	- Parameter rect: A CGRect that acts as the bounds to find the items within.
+	- Returns: An Array of NSIndexPath objects.
+	*/
+	public func indexPathsOfItemsInRect(rect: CGRect) -> Array<NSIndexPath> {
+		var paths: Array<NSIndexPath> = Array<NSIndexPath>()
+		for (attribute, indexPath) in layoutItems {
+			if CGRectIntersectsRect(rect, attribute.frame) {
+				paths.append(indexPath)
+			}
+		}
+		return paths
+	}
+	
+	public override func layoutAttributesForItemAtIndexPath(indexPath: NSIndexPath) -> UICollectionViewLayoutAttributes? {
+		let attributes: UICollectionViewLayoutAttributes = UICollectionViewLayoutAttributes(forCellWithIndexPath: indexPath)
+		let item: MaterialDataSourceItem = items![indexPath.section][indexPath.item]
+		
+		switch scrollDirection {
+		case .Vertical:
+			attributes.frame = CGRectMake(contentInset.left, offset.y, collectionView!.bounds.width - contentInset.left - contentInset.right, nil == item.height ? collectionView!.bounds.height : item.height!)
+		case .Horizontal:
+			attributes.frame = CGRectMake(offset.x, contentInset.top, nil == item.width ? collectionView!.bounds.width : item.width!, collectionView!.bounds.height - contentInset.top - contentInset.bottom)
+		}
+		
+		return attributes
+	}
+	
+	public override func layoutAttributesForElementsInRect(rect: CGRect) -> [UICollectionViewLayoutAttributes]? {
+		var layoutAttributes: Array<UICollectionViewLayoutAttributes> = Array<UICollectionViewLayoutAttributes>()
+		for (attribute, _) in layoutItems {
+			if CGRectIntersectsRect(rect, attribute.frame) {
+				layoutAttributes.append(attribute)
+			}
+		}
+		return layoutAttributes
+	}
+	
+	public override func shouldInvalidateLayoutForBoundsChange(newBounds: CGRect) -> Bool {
+		return .Vertical == scrollDirection ? newBounds.width != collectionView!.bounds.width : newBounds.height != collectionView!.bounds.height
+	}
+	
+	public override func collectionViewContentSize() -> CGSize {
+		return contentSize
+	}
+	
+	public override func prepareLayout() {
+		let dataSource: MaterialCollectionViewDataSource = collectionView!.dataSource as! MaterialCollectionViewDataSource
+		
+		items = dataSource.items()
+		layoutItems.removeAll()
+		
+		offset.x = contentInset.left
+		offset.y = contentInset.top
+		
+		var indexPath: NSIndexPath?
+		
+		for var i: Int = 0, l: Int = items!.count - 1; i <= l; ++i {
+			let v: Array<MaterialDataSourceItem> = items![i]
+			for var j: Int = 0, k: Int = v.count - 1; j <= k; ++j {
+				let item: MaterialDataSourceItem = v[j]
+				indexPath = NSIndexPath(forItem: j, inSection: i)
+				layoutItems.append((layoutAttributesForItemAtIndexPath(indexPath!)!, indexPath!))
+				
+				offset.x += spacing
+				offset.x += nil == item.width ? 0 : item.width!
+				
+				offset.y += spacing
+				offset.y += nil == item.height ? 0 : item.height!
+			}
+		}
+		
+		offset.x += contentInset.right - spacing
+		offset.y += contentInset.bottom - spacing
+		
+		contentSize = .Vertical == scrollDirection ? CGSizeMake(collectionView!.bounds.width, offset.y) : CGSizeMake(offset.x, collectionView!.bounds.height)
+	}
+	
+	public override func targetContentOffsetForProposedContentOffset(proposedContentOffset: CGPoint) -> CGPoint {
+		return proposedContentOffset
+	}
+}

Sources/MaterialDataSourceItem.swift

+/*
+* Copyright (C) 2015 - 2016, Daniel Dahan and CosmicMind, Inc. <http://cosmicmind.io>.
+* All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are met:
+*
+*	*	Redistributions of source code must retain the above copyright notice, this
+*		list of conditions and the following disclaimer.
+*
+*	*	Redistributions in binary form must reproduce the above copyright notice,
+*		this list of conditions and the following disclaimer in the documentation
+*		and/or other materials provided with the distribution.
+*
+*	*	Neither the name of Material nor the names of its
+*		contributors may be used to endorse or promote products derived from
+*		this software without specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+import UIKit
+
+public struct MaterialDataSourceItem {
+	public var data: AnyObject?
+	public var size: CGSize?
+	public var x: CGFloat?
+	public var y: CGFloat?
+	public var width: CGFloat?
+	public var height: CGFloat?
+	
+	public init(data: AnyObject? = nil, x: CGFloat? = nil, y: CGFloat? = nil, width: CGFloat? = nil, height: CGFloat? = nil) {
+		self.data = data
+		self.x = x
+		self.y = y
+		self.width = width
+		self.height = height
+	}
+}
\ No newline at end of file

Sources/SideNavigationViewController.swift

@@ -779,7 +779,7 @@ public class SideNavigationViewController: UIViewController, UIGestureRecognizer
 			
 			leftView!.hidden = true
 			leftView!.position.x = -leftViewWidth / 2
-			leftView!.zPosition = 1000
+			leftView!.zPosition = 2000
 		} else {
 			enabledLeftView = false
 		}
@@ -795,7 +795,7 @@ public class SideNavigationViewController: UIViewController, UIGestureRecognizer
 			
 			rightView!.hidden = true
 			rightView!.position.x = view.bounds.width + rightViewWidth / 2
-			rightView!.zPosition = 1000
+			rightView!.zPosition = 2000
 		} else {
 			enabledRightView = false
 		}
@@ -804,7 +804,7 @@ public class SideNavigationViewController: UIViewController, UIGestureRecognizer
 	/// A method that prepares the backdropLayer.
 	private func prepareBackdropLayer() {
 		backdropColor = MaterialColor.black
-		backdropLayer.zPosition = 900
+		backdropLayer.zPosition = 1500
 		backdropLayer.hidden = true
 		view.layer.addSublayer(backdropLayer)
 	}