/************************************************************
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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 "EaseBubbleView+Image.h"
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@implementation EaseBubbleView (Image)
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#pragma mark - private
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- (void)_setupImageBubbleMarginConstraints
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{
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NSLayoutConstraint *marginTopConstraint = [NSLayoutConstraint constraintWithItem:self.imageView attribute:NSLayoutAttributeTop relatedBy:NSLayoutRelationEqual toItem:self.backgroundImageView attribute:NSLayoutAttributeTop multiplier:1.0 constant:self.margin.top];
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NSLayoutConstraint *marginBottomConstraint = [NSLayoutConstraint constraintWithItem:self.imageView attribute:NSLayoutAttributeBottom relatedBy:NSLayoutRelationEqual toItem:self.backgroundImageView attribute:NSLayoutAttributeBottom multiplier:1.0 constant:-self.margin.bottom];
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NSLayoutConstraint *marginLeftConstraint = [NSLayoutConstraint constraintWithItem:self.imageView attribute:NSLayoutAttributeRight relatedBy:NSLayoutRelationEqual toItem:self.backgroundImageView attribute:NSLayoutAttributeRight multiplier:1.0 constant:-self.margin.right];
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NSLayoutConstraint *marginRightConstraint = [NSLayoutConstraint constraintWithItem:self.imageView attribute:NSLayoutAttributeLeft relatedBy:NSLayoutRelationEqual toItem:self.backgroundImageView attribute:NSLayoutAttributeLeft multiplier:1.0 constant:self.margin.left];
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[self.marginConstraints removeAllObjects];
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[self.marginConstraints addObject:marginTopConstraint];
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[self.marginConstraints addObject:marginBottomConstraint];
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[self.marginConstraints addObject:marginLeftConstraint];
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[self.marginConstraints addObject:marginRightConstraint];
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[self addConstraints:self.marginConstraints];
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}
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- (void)_setupImageBubbleConstraints
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{
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[self _setupImageBubbleMarginConstraints];
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}
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#pragma mark - public
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- (void)setupImageBubbleView
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{
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self.imageView = [[UIImageView alloc] init];
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self.imageView.translatesAutoresizingMaskIntoConstraints = NO;
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self.imageView.backgroundColor = [UIColor clearColor];
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[self.backgroundImageView addSubview:self.imageView];
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[self _setupImageBubbleConstraints];
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}
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- (void)updateImageMargin:(UIEdgeInsets)margin
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{
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if (_margin.top == margin.top && _margin.bottom == margin.bottom && _margin.left == margin.left && _margin.right == margin.right) {
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return;
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}
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_margin = margin;
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[self removeConstraints:self.marginConstraints];
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[self _setupImageBubbleMarginConstraints];
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}
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@end
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