Swiftgram/Source/Private/ASDefaultPlaybackButton.m
Michael Schneider 0aefbb65ba
Fix ASDISPLAYNODE_ASSERTIONS_ENABLED and ASDefaultPlaybackButton warnings #trivial (#880)
* Define ASDISPLAYNODE_ASSERTIONS_ENABLED explicitly

* Add parameter type for drawRect: in ASDefaultPlaybackButton
2018-04-12 10:07:37 -07:00

93 lines
3.2 KiB
Objective-C

//
// ASDefaultPlaybackButton.m
// Texture
//
// Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the /ASDK-Licenses directory of this source tree. An additional
// grant of patent rights can be found in the PATENTS file in the same directory.
//
// Modifications to this file made after 4/13/2017 are: Copyright (c) 2017-present,
// Pinterest, Inc. Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
#import <AsyncDisplayKit/ASDefaultPlaybackButton.h>
#import <AsyncDisplayKit/_ASDisplayLayer.h>
@interface ASDefaultPlaybackButton()
{
ASDefaultPlaybackButtonType _buttonType;
}
@end
@implementation ASDefaultPlaybackButton
- (instancetype)init
{
if (!(self = [super init])) {
return nil;
}
self.opaque = NO;
return self;
}
- (void)setButtonType:(ASDefaultPlaybackButtonType)buttonType
{
ASDefaultPlaybackButtonType oldType = _buttonType;
_buttonType = buttonType;
if (oldType != _buttonType) {
[self setNeedsDisplay];
}
}
- (nullable NSDictionary *)drawParametersForAsyncLayer:(_ASDisplayLayer *)layer
{
return @{
@"buttonType" : @(self.buttonType),
@"color" : self.tintColor
};
}
+ (void)drawRect:(CGRect)bounds withParameters:(NSDictionary *)parameters isCancelled:(asdisplaynode_iscancelled_block_t)isCancelledBlock isRasterizing:(BOOL)isRasterizing
{
ASDefaultPlaybackButtonType buttonType = (ASDefaultPlaybackButtonType)[parameters[@"buttonType"] intValue];
UIColor *color = parameters[@"color"];
CGContextRef context = UIGraphicsGetCurrentContext();
CGContextSaveGState(context);
UIBezierPath* bezierPath = [UIBezierPath bezierPath];
if (buttonType == ASDefaultPlaybackButtonTypePlay) {
[bezierPath moveToPoint: CGPointMake(0, 0)];
[bezierPath addLineToPoint: CGPointMake(0, bounds.size.height)];
[bezierPath addLineToPoint: CGPointMake(bounds.size.width, bounds.size.height/2)];
[bezierPath addLineToPoint: CGPointMake(0, 0)];
[bezierPath closePath];
} else if (buttonType == ASDefaultPlaybackButtonTypePause) {
CGFloat pauseSingleLineWidth = bounds.size.width / 3.0;
[bezierPath moveToPoint: CGPointMake(0, bounds.size.height)];
[bezierPath addLineToPoint: CGPointMake(pauseSingleLineWidth, bounds.size.height)];
[bezierPath addLineToPoint: CGPointMake(pauseSingleLineWidth, 0)];
[bezierPath addLineToPoint: CGPointMake(0, 0)];
[bezierPath addLineToPoint: CGPointMake(0, bounds.size.height)];
[bezierPath closePath];
[bezierPath moveToPoint: CGPointMake(pauseSingleLineWidth * 2, 0)];
[bezierPath addLineToPoint: CGPointMake(pauseSingleLineWidth * 2, bounds.size.height)];
[bezierPath addLineToPoint: CGPointMake(bounds.size.width, bounds.size.height)];
[bezierPath addLineToPoint: CGPointMake(bounds.size.width, 0)];
[bezierPath addLineToPoint: CGPointMake(pauseSingleLineWidth * 2, 0)];
[bezierPath closePath];
}
[color setFill];
[bezierPath fill];
CGContextRestoreGState(context);
}
@end