Initial commit

2017-08-15 16:59:01 +08:00
commit bdc83e07ef
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+/*
+ 
+ MIT License (MIT)
+ 
+ Copyright (c) 2015 Clement CN Tsang
+ 
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated documentation files (the "Software"), to deal
+ in the Software without restriction, including without limitation the rights
+ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ copies of the Software, and to permit persons to whom the Software is
+ furnished to do so, subject to the following conditions:
+ 
+ The above copyright notice and this permission notice shall be included in
+ all copies or substantial portions of the Software.
+ 
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ THE SOFTWARE.
+ 
+ */
+
+#import "PureLayout.h"
+#import "CTAssetPlayButton.h"
+#import "NSBundle+CTAssetsPickerController.h"
+#import "UIImage+CTAssetsPickerController.h"
+
+
+
+@interface CTAssetPlayButton ()
+
+@property (nonatomic, strong) UIVisualEffectView *blurView;
+@property (nonatomic, strong) UIVisualEffectView *vibrancyView;
+@property (nonatomic, strong) UIView *vibrancyFill;
+
+@property (nonatomic, strong) UIView *highlightedView;
+@property (nonatomic, strong) UIView *colorView;
+
+@property (nonatomic, strong) UIImageView *glyphMask;
+@property (nonatomic, strong) UIImageView *buttonMask;
+
+@property (nonatomic, assign) BOOL didSetupConstraints;
+
+@end
+
+
+
+
+
+@implementation CTAssetPlayButton
+
+- (instancetype)initWithFrame:(CGRect)frame
+{
+    self = [super initWithFrame:frame];
+    
+    if (self)
+    {
+        self.isAccessibilityElement = YES;
+        self.accessibilityTraits = UIAccessibilityTraitButton;
+        
+        [self setupViews];
+        [self localize];
+    }
+    
+    return self;
+}
+
+
+
+#pragma mark - Setup
+
+- (void)setupViews
+{
+    [self setupEffectViews];
+    [self setupHightlightedView];
+    [self setupColorView];
+    [self setupMaskViews];
+}
+
+- (void)setupEffectViews
+{
+    // Blur effect
+    UIBlurEffect *blurEffect = [UIBlurEffect effectWithStyle:UIBlurEffectStyleLight];
+    UIVisualEffectView *blurView = [[UIVisualEffectView alloc] initWithEffect:blurEffect];
+    blurView.userInteractionEnabled = NO;
+    self.blurView = blurView;
+    
+    // Vibrancy effect
+    UIVibrancyEffect *vibrancyEffect = [UIVibrancyEffect effectForBlurEffect:blurEffect];
+    UIVisualEffectView *vibrancyView = [[UIVisualEffectView alloc] initWithEffect:vibrancyEffect];
+    vibrancyView.userInteractionEnabled = NO;
+    self.vibrancyView = vibrancyView;
+    
+    UIView *vibrancyFill = [UIView newAutoLayoutView];
+    vibrancyFill.backgroundColor = [UIColor whiteColor];
+    vibrancyFill.userInteractionEnabled = NO;
+    self.vibrancyFill = vibrancyFill;
+    
+    // Add fill to the vibrancy view
+    [vibrancyView.contentView addSubview:self.vibrancyFill];
+    [blurView.contentView addSubview:self.vibrancyView];
+    
+    [self addSubview:blurView];
+}
+
+- (void)setupHightlightedView
+{
+    UIView *highlightedView = [UIView newAutoLayoutView];
+    highlightedView.backgroundColor = [UIColor colorWithWhite:0 alpha:0.5];
+    highlightedView.userInteractionEnabled = NO;
+    highlightedView.hidden = YES;
+    self.highlightedView = highlightedView;
+    
+    [self addSubview:self.highlightedView];
+}
+
+- (void)setupColorView
+{
+    UIView *colorView = [UIView newAutoLayoutView];
+    colorView.backgroundColor = [UIColor colorWithWhite:1 alpha:0.8];
+    colorView.userInteractionEnabled = NO;
+    self.colorView = colorView;
+    
+    [self addSubview:self.colorView];
+}
+
+- (void)setupMaskViews
+{
+    UIImage *glyphMaskImage = [UIImage ctassetsPickerImageNamed:@"VideoPlayGlyphMask"];
+    UIImageView *glyphMask = [[UIImageView alloc] initWithImage:glyphMaskImage];
+    glyphMask.userInteractionEnabled = NO;
+    self.colorView.maskView = glyphMask;
+    
+    UIImage *buttonMaskImage = [UIImage ctassetsPickerImageNamed:@"VideoPlayButtonMask"];
+    UIImageView *buttonMask = [[UIImageView alloc] initWithImage:buttonMaskImage];
+    buttonMask.userInteractionEnabled = NO;
+    self.maskView = buttonMask;
+}
+
+- (void)localize
+{
+    self.accessibilityLabel = CTAssetsPickerLocalizedString(@"Play", nil);
+}
+
+- (void)updateConstraints
+{
+    if (!self.didSetupConstraints)
+    {
+        CGSize size = [UIImage ctassetsPickerImageNamed:@"VideoPlayButtonMask"].size;
+        
+        [NSLayoutConstraint autoSetPriority:UILayoutPriorityRequired forConstraints:^{
+            [self autoSetDimensionsToSize:size];
+        }];
+        
+        [self.blurView autoPinEdgesToSuperviewEdgesWithInsets:UIEdgeInsetsZero];
+        [self.vibrancyView autoPinEdgesToSuperviewEdgesWithInsets:UIEdgeInsetsZero];
+        [self.vibrancyFill autoPinEdgesToSuperviewEdgesWithInsets:UIEdgeInsetsZero];
+        [self.highlightedView autoPinEdgesToSuperviewEdgesWithInsets:UIEdgeInsetsZero];
+        [self.colorView autoPinEdgesToSuperviewEdgesWithInsets:UIEdgeInsetsZero];
+        
+        self.didSetupConstraints = YES;        
+    }
+    
+    [super updateConstraints];
+}
+
+
+#pragma mark - States
+
+- (void)setHighlighted:(BOOL)highlighted
+{
+    super.highlighted = highlighted;
+    self.highlightedView.hidden = !highlighted;
+}
+
+@end