fix: fix adaptive background gradients (#13447)

* fix: fix adaptive background gradients * fix: also clear cache, set colors again
tidev · May 17, 2022 · 6435c02 · 6435c02
1 parent 49657d9
commit 6435c02
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diff --git a/iphone/TitaniumKit/TitaniumKit/Sources/API/TiGradient.h b/iphone/TitaniumKit/TitaniumKit/Sources/API/TiGradient.h
@@ -42,6 +42,8 @@ typedef enum {
 @property (nonatomic, readwrite, assign) BOOL backfillEnd;
 
 - (void)paintContext:(CGContextRef)context bounds:(CGRect)bounds;
+- (void)clearCache;
+- (void)setColors:(NSArray *)newColors;
 
 + (TiGradient *)gradientFromObject:(id)value proxy:(TiProxy *)proxy;
 

diff --git a/iphone/TitaniumKit/TitaniumKit/Sources/API/TiUIView.m b/iphone/TitaniumKit/TitaniumKit/Sources/API/TiUIView.m
@@ -335,16 +335,25 @@ - (void)traitCollectionDidChange:(UITraitCollection *)previousTraitCollection
 {
   [super traitCollectionDidChange:previousTraitCollection];
 
-  // Redraw the border- and view shadow color since they're using CGColor references
+  // Redraw the border color
   id borderColor = [self.proxy valueForKey:@"borderColor"];
   if (borderColor != nil) {
     [self setBorderColor_:borderColor];
   }
 
+  // Redraw the view shadow color
   id viewShadowColor = [self.proxy valueForKey:@"viewShadowColor"];
   if (viewShadowColor != nil) {
     [self setViewShadowColor_:viewShadowColor];
   }
+
+  // Redraw the background gradient
+  TiGradient *backgroundGradient = [self.proxy valueForKey:@"backgroundGradient"];
+  if (backgroundGradient != nil) {
+    [backgroundGradient clearCache];
+    [backgroundGradient setColors:[backgroundGradient valueForKey:@"colors"]];
+    [self setBackgroundGradient_:backgroundGradient];
+  }
 }
 
 #pragma mark - Accessibility API