57 lines
1.3 KiB
Plaintext
57 lines
1.3 KiB
Plaintext
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/*
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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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#if FB_SONARKIT_ENABLED
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#import "SKHighlightOverlay.h"
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@implementation SKHighlightOverlay {
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CALayer* _overlayLayer;
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}
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+ (instancetype)sharedInstance {
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static SKHighlightOverlay* sharedInstance = nil;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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sharedInstance = [self new];
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});
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return sharedInstance;
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}
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- (instancetype)init {
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if (self = [super init]) {
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_overlayLayer = [CALayer layer];
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_overlayLayer.backgroundColor = [SKHighlightOverlay overlayColor].CGColor;
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}
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return self;
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}
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- (void)mountInView:(UIView*)view withFrame:(CGRect)frame {
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[CATransaction begin];
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[CATransaction setValue:(id)kCFBooleanTrue
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forKey:kCATransactionDisableActions];
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_overlayLayer.frame = frame;
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[view.layer addSublayer:_overlayLayer];
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[CATransaction commit];
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}
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- (void)unmount {
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[_overlayLayer removeFromSuperlayer];
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}
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+ (UIColor*)overlayColor {
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return [UIColor colorWithRed:136.0 / 255.0
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green:117.0 / 255.0
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blue:197.0 / 255.0
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alpha:0.6];
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}
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@end
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#endif
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