Merge commit '7621e2f8dec938cf48181c8b10afc9b01f444e68' into beta

submodules/Display/Source/Nodes/ASImageNode.swift

@@ -0,0 +1,57 @@
+import Foundation
+import UIKit
+import AsyncDisplayKit
+
+open class ASImageNode: ASDisplayNode {
+    public var image: UIImage? {
+        didSet {
+            if self.isNodeLoaded {
+                if let image = self.image {
+                    let capInsets = image.capInsets
+                    if capInsets.left.isZero && capInsets.top.isZero && capInsets.right.isZero && capInsets.bottom.isZero {
+                        self.contentsScale = image.scale
+                        self.contents = image.cgImage
+                    } else {
+                        ASDisplayNodeSetResizableContents(self.layer, image)
+                    }
+                } else {
+                    self.contents = nil
+                }
+                if self.image?.size != oldValue?.size {
+                    self.invalidateCalculatedLayout()
+                }
+            }
+        }
+    }
+    
+    public var customTintColor: UIColor? {
+        didSet {
+            self.layer.layerTintColor = self.customTintColor?.cgColor
+        }
+    }
+
+    public var displayWithoutProcessing: Bool = true
+
+    override public init() {
+        super.init()
+    }
+    
+    override open func didLoad() {
+        super.didLoad()
+        
+        if let image = self.image {
+            let capInsets = image.capInsets
+            if capInsets.left.isZero && capInsets.top.isZero {
+                self.contentsScale = image.scale
+                self.contents = image.cgImage
+            } else {
+                ASDisplayNodeSetResizableContents(self.layer, image)
+            }
+        }
+        self.layer.layerTintColor = self.customTintColor?.cgColor
+    }
+    
+    override public func calculateSizeThatFits(_ contrainedSize: CGSize) -> CGSize {
+        return self.image?.size ?? CGSize()
+    }
+}