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iOS: add enable gallery

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王劲鹏 2023-06-13 20:36:55 +08:00 committed by osborn
parent 3393a474f9
commit 1b105d70e4
3 changed files with 29 additions and 23 deletions
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1
doric-iOS/Pod/Classes/Shader/DoricSliderLayout.h
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@ -25,5 +25,6 @@
@property(nonatomic, assign) CGFloat galleryItemWidth; @property(nonatomic, assign) CGFloat galleryItemWidth;
@property(nonatomic, assign) CGFloat galleryMinScale; @property(nonatomic, assign) CGFloat galleryMinScale;
@property(nonatomic, assign) CGFloat galleryMinAlpha; @property(nonatomic, assign) CGFloat galleryMinAlpha;
@property(nonatomic, assign) BOOL enableGallery;
@end @end

50
doric-iOS/Pod/Classes/Shader/DoricSliderLayout.m
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@ -24,32 +24,36 @@
@implementation DoricSliderLayout @implementation DoricSliderLayout
- (NSArray<UICollectionViewLayoutAttributes *> *)layoutAttributesForElementsInRect:(CGRect)rect { - (NSArray<UICollectionViewLayoutAttributes *> *)layoutAttributesForElementsInRect:(CGRect)rect {
NSArray *attributes = [super layoutAttributesForElementsInRect:rect]; if (self.enableGallery) {
CGRect visitRect = {self.collectionView.contentOffset,self.collectionView.bounds.size}; NSArray *attributes = [super layoutAttributesForElementsInRect:rect];
NSMutableArray *attributesCopy = [NSMutableArray array]; CGRect visitRect = {self.collectionView.contentOffset, self.collectionView.bounds.size};
for (UICollectionViewLayoutAttributes *attribute in attributes) { NSMutableArray *attributesCopy = [NSMutableArray array];
UICollectionViewLayoutAttributes *attributeCopy = [attribute copy]; for (UICollectionViewLayoutAttributes *attribute in attributes) {
[attributesCopy addObject:attributeCopy]; UICollectionViewLayoutAttributes *attributeCopy = [attribute copy];
} [attributesCopy addObject:attributeCopy];
for (UICollectionViewLayoutAttributes *attribute in attributesCopy) {
CGFloat distance = CGRectGetMidX(visitRect) - attribute.center.x;
float diff = fabs(distance);
CATransform3D scaleTransform = CATransform3DIdentity;
if (diff >= 0 && diff <= self.galleryItemWidth) {
float scale = 1 - (1 - self.galleryMinScale) * (diff / self.galleryItemWidth);
scaleTransform = CATransform3DMakeScale(scale, scale, scale);
attribute.alpha = 1 - (1 - self.galleryMinAlpha) * (diff / self.galleryItemWidth);
} else {
float scale = self.galleryMinScale;
scaleTransform = CATransform3DMakeScale(scale, scale, scale);
attribute.alpha = self.galleryMinAlpha;
} }
attribute.transform3D = scaleTransform; for (UICollectionViewLayoutAttributes *attribute in attributesCopy) {
CGFloat distance = CGRectGetMidX(visitRect) - attribute.center.x;
float diff = fabs(distance);
CATransform3D scaleTransform = CATransform3DIdentity;
if (diff >= 0 && diff <= self.galleryItemWidth) {
float scale = 1 - (1 - self.galleryMinScale) * (diff / self.galleryItemWidth);
scaleTransform = CATransform3DMakeScale(scale, scale, scale);
attribute.alpha = 1 - (1 - self.galleryMinAlpha) * (diff / self.galleryItemWidth);
} else {
float scale = self.galleryMinScale;
scaleTransform = CATransform3DMakeScale(scale, scale, scale);
attribute.alpha = self.galleryMinAlpha;
}
attribute.transform3D = scaleTransform;
}
return attributesCopy;
} else {
return [super layoutAttributesForElementsInRect:rect];
} }
return attributesCopy;
} }
- (BOOL)shouldInvalidateLayoutForBoundsChange:(CGRect)newBounds { - (BOOL)shouldInvalidateLayoutForBoundsChange:(CGRect)newBounds {

1
doric-iOS/Pod/Classes/Shader/DoricSliderNode.m
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@ -131,6 +131,7 @@ - (void)blendView:(UICollectionView *)view forPropName:(NSString *)name propValu
layout.galleryItemWidth = self.galleryItemWidth; layout.galleryItemWidth = self.galleryItemWidth;
layout.galleryMinScale = self.galleryMinScale; layout.galleryMinScale = self.galleryMinScale;
layout.galleryMinAlpha = self.galleryMinAlpha; layout.galleryMinAlpha = self.galleryMinAlpha;
layout.enableGallery = YES;
} }
} else if ([prop isKindOfClass:NSString.class]) { } else if ([prop isKindOfClass:NSString.class]) {