mirror of
https://github.com/status-im/react-native.git
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1490ab12ef
Summary:
Includes React Native and its dependencies Fresco, Metro, and Yoga. Excludes samples/examples/docs.
find: ^(?:( *)|( *(?:[\*~#]|::))( )? *)?Copyright (?:\(c\) )?(\d{4})\b.+Facebook[\s\S]+?BSD[\s\S]+?(?:this source tree|the same directory)\.$
replace: $1$2$3Copyright (c) $4-present, Facebook, Inc.\n$2\n$1$2$3This source code is licensed under the MIT license found in the\n$1$2$3LICENSE file in the root directory of this source tree.
Reviewed By: TheSavior, yungsters
Differential Revision: D7007050
fbshipit-source-id: 37dd6bf0ffec0923bfc99c260bb330683f35553e
119 lines
2.4 KiB
Objective-C
119 lines
2.4 KiB
Objective-C
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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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 "RCTAnimatedNode.h"
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#import <React/RCTDefines.h>
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@implementation RCTAnimatedNode
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{
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NSMapTable<NSNumber *, RCTAnimatedNode *> *_childNodes;
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NSMapTable<NSNumber *, RCTAnimatedNode *> *_parentNodes;
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}
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- (instancetype)initWithTag:(NSNumber *)tag
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config:(NSDictionary<NSString *, id> *)config
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{
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if ((self = [super init])) {
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_nodeTag = tag;
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_config = [config copy];
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}
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return self;
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}
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RCT_NOT_IMPLEMENTED(- (instancetype)init)
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- (NSMapTable<NSNumber *, RCTAnimatedNode *> *)childNodes
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{
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return _childNodes;
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}
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- (NSMapTable<NSNumber *, RCTAnimatedNode *> *)parentNodes
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{
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return _parentNodes;
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}
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- (void)addChild:(RCTAnimatedNode *)child
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{
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if (!_childNodes) {
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_childNodes = [NSMapTable strongToWeakObjectsMapTable];
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}
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if (child) {
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[_childNodes setObject:child forKey:child.nodeTag];
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[child onAttachedToNode:self];
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}
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}
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- (void)removeChild:(RCTAnimatedNode *)child
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{
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if (!_childNodes) {
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return;
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}
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if (child) {
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[_childNodes removeObjectForKey:child.nodeTag];
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[child onDetachedFromNode:self];
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}
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}
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- (void)onAttachedToNode:(RCTAnimatedNode *)parent
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{
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if (!_parentNodes) {
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_parentNodes = [NSMapTable strongToWeakObjectsMapTable];
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}
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if (parent) {
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[_parentNodes setObject:parent forKey:parent.nodeTag];
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}
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}
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- (void)onDetachedFromNode:(RCTAnimatedNode *)parent
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{
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if (!_parentNodes) {
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return;
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}
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if (parent) {
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[_parentNodes removeObjectForKey:parent.nodeTag];
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}
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}
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- (void)detachNode
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{
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for (RCTAnimatedNode *parent in _parentNodes.objectEnumerator) {
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[parent removeChild:self];
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}
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for (RCTAnimatedNode *child in _childNodes.objectEnumerator) {
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[self removeChild:child];
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}
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}
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- (void)setNeedsUpdate
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{
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_needsUpdate = YES;
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for (RCTAnimatedNode *child in _childNodes.objectEnumerator) {
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[child setNeedsUpdate];
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}
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}
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- (void)updateNodeIfNecessary
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{
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if (_needsUpdate) {
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for (RCTAnimatedNode *parent in _parentNodes.objectEnumerator) {
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[parent updateNodeIfNecessary];
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}
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[self performUpdate];
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}
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}
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- (void)performUpdate
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{
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_needsUpdate = NO;
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// To be overidden by subclasses
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// This method is called on a node only if it has been marked for update
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// during the current update loop
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}
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@end
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