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2b12654810
* Use NS_RETURNS_RETAINED macro to save time * Update changelog and do the thing with the license headers
79 lines
1.7 KiB
Plaintext
79 lines
1.7 KiB
Plaintext
//
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// ASRectMap.mm
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// Texture
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//
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// Copyright (c) 2017-present, Pinterest, Inc. All rights reserved.
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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#import "ASRectMap.h"
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#import "ASObjectDescriptionHelpers.h"
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#import <UIKit/UIGeometry.h>
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#import <unordered_map>
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@implementation ASRectMap {
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std::unordered_map<void *, CGRect> _map;
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}
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+ (ASRectMap *)rectMapForWeakObjectPointers NS_RETURNS_RETAINED
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{
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return [[self alloc] init];
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}
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- (CGRect)rectForKey:(id)key
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{
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auto result = _map.find((__bridge void *)key);
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if (result != _map.end()) {
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// result->first is the key; result->second is the value, a CGRect.
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return result->second;
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} else {
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return CGRectNull;
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}
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}
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- (void)setRect:(CGRect)rect forKey:(id)key
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{
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if (key) {
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_map[(__bridge void *)key] = rect;
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}
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}
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- (void)removeRectForKey:(id)key
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{
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if (key) {
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_map.erase((__bridge void *)key);
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}
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}
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- (id)copyWithZone:(NSZone *)zone
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{
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ASRectMap *copy = [ASRectMap rectMapForWeakObjectPointers];
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copy->_map = _map;
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return copy;
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}
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- (NSMutableArray<NSDictionary *> *)propertiesForDescription
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{
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NSMutableArray *result = [NSMutableArray array];
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// { ptr1->rect1 ptr2->rect2 ptr3->rect3 }
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NSMutableString *str = [NSMutableString string];
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for (auto it = _map.begin(); it != _map.end(); it++) {
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[str appendFormat:@" %@->%@", it->first, NSStringFromCGRect(it->second)];
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}
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[result addObject:@{ @"ASRectMap": str }];
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return result;
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}
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- (NSString *)description
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{
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return ASObjectDescriptionMakeWithoutObject([self propertiesForDescription]);
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}
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@end
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