74 lines
1.5 KiB
Objective-C
74 lines
1.5 KiB
Objective-C
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#import "RCTVirtualTextShadowView.h"
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#import <React/RCTShadowView+Layout.h>
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#import <yoga/Yoga.h>
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#import "RCTRawTextShadowView.h"
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@implementation RCTVirtualTextShadowView {
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BOOL _isLayoutDirty;
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}
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#pragma mark - Life Cycle
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- (void)insertReactSubview:(RCTShadowView *)subview atIndex:(NSInteger)index
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{
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[super insertReactSubview:subview atIndex:index];
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[self dirtyLayout];
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if (![subview isKindOfClass:[RCTVirtualTextShadowView class]]) {
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YGNodeSetDirtiedFunc(subview.yogaNode, RCTVirtualTextShadowViewYogaNodeDirtied);
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}
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}
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- (void)removeReactSubview:(RCTShadowView *)subview
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{
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if (![subview isKindOfClass:[RCTVirtualTextShadowView class]]) {
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YGNodeSetDirtiedFunc(subview.yogaNode, NULL);
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}
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[self dirtyLayout];
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[super removeReactSubview:subview];
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}
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#pragma mark - Layout
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- (void)dirtyLayout
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{
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[super dirtyLayout];
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if (_isLayoutDirty) {
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return;
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}
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_isLayoutDirty = YES;
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[self.superview dirtyLayout];
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}
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- (void)clearLayout
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{
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_isLayoutDirty = NO;
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}
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static void RCTVirtualTextShadowViewYogaNodeDirtied(YGNodeRef node)
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{
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RCTShadowView *shadowView = (__bridge RCTShadowView *)YGNodeGetContext(node);
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RCTVirtualTextShadowView *virtualTextShadowView =
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(RCTVirtualTextShadowView *)shadowView.reactSuperview;
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[virtualTextShadowView dirtyLayout];
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}
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@end
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