Add anchorPoint support for transitioning

HeroTransitions · Aug 29, 2022 · a76e9f6 · a76e9f6
1 parent c30a7a8
commit a76e9f6
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diff --git a/Sources/Animator/HeroCoreAnimationViewContext.swift b/Sources/Animator/HeroCoreAnimationViewContext.swift
@@ -72,6 +72,7 @@ internal class HeroCoreAnimationViewContext: HeroAnimatorViewContext {
            state.cornerRadius != nil ||
            state.opacity != nil ||
            state.overlay != nil ||
+           state.anchorPoint != nil ||
            state.backgroundColor != nil ||
            state.borderColor != nil ||
            state.borderWidth != nil ||
@@ -290,6 +291,9 @@ internal class HeroCoreAnimationViewContext: HeroAnimatorViewContext {
     if let zPosition = targetState.zPosition {
       rtn["zPosition"] = NSNumber(value: zPosition.native)
     }
+    if let anchorPoint = targetState.anchorPoint {
+      rtn["anchorPoint"] = NSValue(cgPoint: anchorPoint)
+    }
 
     if let borderWidth = targetState.borderWidth {
       rtn["borderWidth"] = NSNumber(value: borderWidth.native)

diff --git a/Sources/HeroTargetState.swift b/Sources/HeroTargetState.swift
@@ -59,6 +59,7 @@ public struct HeroTargetState {
   public var cornerRadius: CGFloat?
   public var backgroundColor: CGColor?
   public var zPosition: CGFloat?
+  public var anchorPoint: CGPoint?
 
   public var contentsRect: CGRect?
   public var contentsScale: CGFloat?

diff --git a/Sources/Preprocessors/SourcePreprocessor.swift b/Sources/Preprocessors/SourcePreprocessor.swift
@@ -80,6 +80,9 @@ class SourcePreprocessor: BasePreprocessor {
     if view.layer.contentsScale != targetView.layer.contentsScale {
       state.contentsScale = targetView.layer.contentsScale
     }
+    if view.layer.anchorPoint != targetView.layer.anchorPoint {
+      state.anchorPoint = targetView.layer.anchorPoint
+    }
 
     context[view] = state
   }