/************************************************************
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* * Hyphenate CONFIDENTIAL
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* __________________
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* Copyright (C) 2016 Hyphenate Inc. All rights reserved.
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*
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* NOTICE: All information contained herein is, and remains
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* the property of Hyphenate Inc.
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* Dissemination of this information or reproduction of this material
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* is strictly forbidden unless prior written permission is obtained
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* from Hyphenate Inc.
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*/
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#import "EaseImageView.h"
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@interface EaseImageView()
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@property (strong, nonatomic) UILabel *badgeView;
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@property (nonatomic) NSLayoutConstraint *badgeWidthConstraint;
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@end
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@implementation EaseImageView
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+ (void)initialize
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{
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// UIAppearance Proxy Defaults
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EaseImageView *imageView = [self appearance];
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imageView.badgeBackgroudColor = [UIColor redColor];
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imageView.badgeTextColor = [UIColor whiteColor];
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imageView.badgeFont = [UIFont boldSystemFontOfSize:11];
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imageView.imageCornerRadius = 0;
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imageView.badgeSize = 20;
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}
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- (instancetype)init
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{
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self = [super init];
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if (self) {
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[self _setupSubviews];
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}
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return self;
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}
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- (instancetype)initWithFrame:(CGRect)frame
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{
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self = [super initWithFrame:frame];
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if (self) {
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[self _setupSubviews];
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}
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return self;
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}
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- (id)initWithCoder:(NSCoder *)aDecoder
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{
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self = [super initWithCoder:aDecoder];
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if (self) {
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[self _setupSubviews];
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}
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return self;
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}
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#pragma mark - private
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- (void)_setupSubviews
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{
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if (_imageView == nil) {
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self.clipsToBounds = NO;
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self.backgroundColor = [UIColor clearColor];
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_imageView = [[UIImageView alloc] init];
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_imageView.translatesAutoresizingMaskIntoConstraints = NO;
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_imageView.layer.cornerRadius = _imageCornerRadius;
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_imageView.clipsToBounds = YES;
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_imageView.backgroundColor = [UIColor grayColor];
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[self addSubview:_imageView];
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_badgeView = [[UILabel alloc] init];
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_badgeView.translatesAutoresizingMaskIntoConstraints = NO;
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_badgeView.textAlignment = NSTextAlignmentCenter;
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_badgeView.textColor = _badgeTextColor;
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_badgeView.backgroundColor = _badgeBackgroudColor;
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_badgeView.font = _badgeFont;
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_badgeView.hidden = YES;
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_badgeView.layer.cornerRadius = _badgeSize / 2;
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_badgeView.clipsToBounds = YES;
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[self addSubview:_badgeView];
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[self _setupImageViewConstraint];
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[self _setupBadgeViewConstraint];
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}
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}
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#pragma mark - Setup Constraint
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/*!
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@method
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@brief 设置头像约束
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@discussion
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@result
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*/
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- (void)_setupImageViewConstraint
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{
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[self addConstraint:[NSLayoutConstraint constraintWithItem:self.imageView attribute:NSLayoutAttributeWidth relatedBy:NSLayoutRelationEqual toItem:self attribute:NSLayoutAttributeWidth multiplier:1.0 constant:0]];
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[self addConstraint:[NSLayoutConstraint constraintWithItem:self.imageView attribute:NSLayoutAttributeHeight relatedBy:NSLayoutRelationEqual toItem:self.imageView attribute:NSLayoutAttributeWidth multiplier:1.0 constant:0]];
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[self addConstraint:[NSLayoutConstraint constraintWithItem:self.imageView attribute:NSLayoutAttributeCenterY relatedBy:NSLayoutRelationEqual toItem:self attribute:NSLayoutAttributeCenterY multiplier:1.0 constant:0]];
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[self addConstraint:[NSLayoutConstraint constraintWithItem:self.imageView attribute:NSLayoutAttributeCenterX relatedBy:NSLayoutRelationEqual toItem:self attribute:NSLayoutAttributeCenterX multiplier:1.0 constant:0]];
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}
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/*!
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@method
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@brief 设置角标约束
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@discussion
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@result
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*/
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- (void)_setupBadgeViewConstraint
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{
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self.badgeWidthConstraint = [NSLayoutConstraint constraintWithItem:self.badgeView attribute:NSLayoutAttributeWidth relatedBy:NSLayoutRelationEqual toItem:nil attribute:NSLayoutAttributeNotAnAttribute multiplier:0 constant:self.badgeSize];
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[self addConstraint:self.badgeWidthConstraint];
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[self addConstraint:[NSLayoutConstraint constraintWithItem:self.badgeView attribute:NSLayoutAttributeHeight relatedBy:NSLayoutRelationEqual toItem:self.badgeView attribute:NSLayoutAttributeWidth multiplier:1.0 constant:0]];
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[self addConstraint:[NSLayoutConstraint constraintWithItem:self.badgeView attribute:NSLayoutAttributeRight relatedBy:NSLayoutRelationEqual toItem:self.imageView attribute:NSLayoutAttributeRight multiplier:1.0 constant:-self.imageCornerRadius + 3]];
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[self addConstraint:[NSLayoutConstraint constraintWithItem:self.badgeView attribute:NSLayoutAttributeTop relatedBy:NSLayoutRelationEqual toItem:self.imageView attribute:NSLayoutAttributeTop multiplier:1.0 constant:-3]];
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}
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- (void)_updateBadgeViewWidthConstraint
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{
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[self removeConstraint:self.badgeWidthConstraint];
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self.badgeWidthConstraint = [NSLayoutConstraint constraintWithItem:self.badgeView attribute:NSLayoutAttributeWidth relatedBy:NSLayoutRelationEqual toItem:nil attribute:NSLayoutAttributeNotAnAttribute multiplier:0 constant:self.badgeSize];
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[self addConstraint:self.badgeWidthConstraint];
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}
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#pragma mark - setter
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- (void)setImage:(UIImage *)image
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{
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_image = image;
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self.imageView.image = image;
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}
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- (void)setBadge:(NSInteger)badge
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{
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_badge = badge;
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if (badge > 0) {
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self.badgeView.hidden = NO;
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}
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else{
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self.badgeView.hidden = YES;
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}
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if (badge > 99) {
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self.badgeView.text = @"N+";
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}
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else{
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self.badgeView.text = [NSString stringWithFormat:@"%ld", (long)_badge];
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}
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}
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- (void)setShowBadge:(BOOL)showBadge
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{
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if (_showBadge != showBadge) {
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_showBadge = showBadge;
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self.badgeView.hidden = !_showBadge;
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}
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}
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- (void)setBadgeSize:(CGFloat)badgeSize
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{
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if (_badgeSize != badgeSize) {
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_badgeSize = badgeSize;
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_badgeView.layer.cornerRadius = _badgeSize / 2;
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[self _updateBadgeViewWidthConstraint];
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}
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}
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- (void)setImageCornerRadius:(CGFloat)imageCornerRadius
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{
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if (_imageCornerRadius != imageCornerRadius) {
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_imageCornerRadius = imageCornerRadius;
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self.imageView.layer.cornerRadius = _imageCornerRadius;
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}
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}
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- (void)setBadgeFont:(UIFont *)badgeFont
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{
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_badgeFont = badgeFont;
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self.badgeView.font = badgeFont;
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}
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- (void)setBadgeTextColor:(UIColor *)badgeTextColor
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{
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_badgeTextColor = badgeTextColor;
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self.badgeView.textColor = badgeTextColor;
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}
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- (void)setBadgeBackgroudColor:(UIColor *)badgeBackgroudColor
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{
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_badgeBackgroudColor = badgeBackgroudColor;
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self.badgeView.backgroundColor = badgeBackgroudColor;
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}
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@end
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