animate background color

balddonkey · Feb 17, 2017 · d21c623 · d21c623
1 parent 2f34c62
commit d21c623
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Showing 3 changed files with 16 additions and 0 deletions.
diff --git a/Sources/HeroCoreAnimationViewContext.swift b/Sources/HeroCoreAnimationViewContext.swift
@@ -40,6 +40,7 @@ internal class HeroCoreAnimationViewContext: HeroAnimatorViewContext {
       state.cornerRadius != nil ||
       state.opacity != nil ||
       state.overlay != nil ||
+      state.backgroundColor != nil ||
       state.borderColor != nil ||
       state.borderWidth != nil ||
       state.shadowOpacity != nil ||
@@ -204,6 +205,9 @@ internal class HeroCoreAnimationViewContext: HeroAnimatorViewContext {
     if let cornerRadius = targetState.cornerRadius {
       rtn["cornerRadius"] = NSNumber(value: cornerRadius.native)
     }
+    if let backgroundColor = targetState.backgroundColor {
+      rtn["backgroundColor"] = backgroundColor
+    }
     if let zPosition = targetState.zPosition {
       rtn["zPosition"] = NSNumber(value: zPosition.native)
     }

diff --git a/Sources/HeroModifier.swift b/Sources/HeroModifier.swift
@@ -167,6 +167,17 @@ extension HeroModifier {
     }
   }
 
+  /**
+   Set the backgroundColor for the view to animate from/to.
+   - Parameters:
+   - backgroundColor: backgroundColor for the view to animate from/to
+   */
+  public static func backgroundColor(_ backgroundColor: UIColor) -> HeroModifier {
+    return HeroModifier { targetState in
+      targetState.backgroundColor = backgroundColor.cgColor
+    }
+  }
+
   /**
    Set the cornerRadius for the view to animate from/to.
    - Parameters:

diff --git a/Sources/HeroTargetState.swift b/Sources/HeroTargetState.swift
@@ -62,6 +62,7 @@ public struct HeroTargetState {
   internal var transform: CATransform3D?
   internal var opacity: Float?
   internal var cornerRadius: CGFloat?
+  internal var backgroundColor: CGColor?
   internal var zPosition: CGFloat?
 
   internal var borderWidth: CGFloat?