ChildClippingView Class Reference

#include <FlutterPlatformViews_Internal.h>

Inheritance diagram for ChildClippingView:

Instance Methods
(void)	- applyBlurBackdropFilters:
(NSMutableArray *)	- backdropFilterSubviews
(BOOL)	- pointInside:withEvent: [implementation]
(void)	- dealloc [implementation]

Properties
NSArray< PlatformViewFilter * > *	filters [implementation]

Detailed Description

Definition at line 119 of file FlutterPlatformViews_Internal.h.

Method Documentation

applyBlurBackdropFilters:

- (void) applyBlurBackdropFilters:

(NSArray<PlatformViewFilter*>*)

filters

Definition at line 185 of file FlutterPlatformViews_Internal.mm.

                                :(NSArray<PlatformViewFilter*>*)filters {
  FML_DCHECK(self.filters.count == self.backdropFilterSubviews.count);
  if (self.filters.count == 0 && filters.count == 0) {
    return;
  }
  self.filters = filters;
  NSUInteger index = 0;
  for (index = 0; index < self.filters.count; index++) {
    UIVisualEffectView* backdropFilterView;
    PlatformViewFilter* filter = self.filters[index];
    if (self.backdropFilterSubviews.count <= index) {
      backdropFilterView = filter.backdropFilterView;
      [self addSubview:backdropFilterView];
      [self.backdropFilterSubviews addObject:backdropFilterView];
    } else {
      [filter updateVisualEffectView:self.backdropFilterSubviews[index]];
    }
  }
  for (NSUInteger i = self.backdropFilterSubviews.count; i > index; i--) {
    [self.backdropFilterSubviews[i - 1] removeFromSuperview];
    [self.backdropFilterSubviews removeLastObject];
  }
}

backdropFilterSubviews

- (NSMutableArray *) backdropFilterSubviews

Definition at line 185 of file FlutterPlatformViews_Internal.mm.

                                          {
  if (!_backdropFilterSubviews) {
    _backdropFilterSubviews = [[NSMutableArray alloc] init];
  }
  return _backdropFilterSubviews;
}

dealloc

- (void) dealloc

implementation

Definition at line 185 of file FlutterPlatformViews_Internal.mm.

                {
  [_filters release];
  _filters = nil;
 
  [_backdropFilterSubviews release];
  _backdropFilterSubviews = nil;
 
  [super dealloc];
}

pointInside:withEvent:

- (BOOL) pointInside: (CGPoint)  point withEvent: (UIEvent*)  event

implementation

Definition at line 185 of file FlutterPlatformViews_Internal.mm.

                   :(CGPoint)point withEvent:(UIEvent*)event {
  for (UIView* view in self.subviews) {
    if ([view pointInside:[self convertPoint:point toView:view] withEvent:event]) {
      return YES;
    }
  }
  return NO;
}

Property Documentation

filters

- (NSArray<PlatformViewFilter*>*) filters

readwritenonatomicretainimplementation

Provided by category ChildClippingView().

Definition at line 184 of file FlutterPlatformViews_Internal.mm.

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The documentation for this class was generated from the following files:

• shell/platform/darwin/ios/framework/Source/FlutterPlatformViews_Internal.h
• shell/platform/darwin/ios/framework/Source/FlutterPlatformViews_Internal.mm