wehub-resource-sync
126 lines
5.0 KiB
Objective-C
126 lines
5.0 KiB
Objective-C
//
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// TLEmojiGroupDisplayView.m
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// TLChat
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//
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// Created by 李伯坤 on 16/9/27.
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// Copyright © 2016年 李伯坤. All rights reserved.
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//
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#import "TLEmojiGroupDisplayView.h"
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#import "TLEmojiGroupDisplayView+CollectionView.h"
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#import "TLEmojiGroupDisplayView+Gesture.h"
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#import "TLExpressionGroupModel+TLEmojiKB.h"
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@implementation TLEmojiGroupDisplayView
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- (id)initWithFrame:(CGRect)frame
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{
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if (self = [super initWithFrame:frame]) {
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[self addSubview:self.collectionView];
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[self.collectionView mas_makeConstraints:^(MASConstraintMaker *make) {
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make.edges.mas_equalTo(0);
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}];
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[self registerCellClass];
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[self addGusture];
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}
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return self;
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}
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- (void)setData:(NSMutableArray *)data
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{
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if (data && _data && [_data isEqualToArray:data]) {
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return;
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}
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_data = data;
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self.height = HEIGHT_CHAT_KEYBOARD - 57;
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self.width = SCREEN_WIDTH;
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NSMutableArray *displayData = [[NSMutableArray alloc] init];
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for (NSInteger emojiGroupIndex = 0; emojiGroupIndex < data.count; emojiGroupIndex++) {
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TLExpressionGroupModel *group = data[emojiGroupIndex];
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if (group.count > 0) { // 已下载的表情包
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NSInteger cellWidth, cellHeight;
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CGFloat spaceX, spaceYTop, spaceYBottom;
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cellWidth = ((self.width - 20) / group.colNumber);
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spaceX = (self.width - cellWidth * group.colNumber) / 2.0;
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if (group.type == TLEmojiTypeEmoji || group.type == TLEmojiTypeFace) {
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cellHeight = (self.height - 15) / group.rowNumber;
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spaceYTop = 10;
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}
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else if (group.type == TLEmojiTypeImageWithTitle) {
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cellHeight = (self.height - 10) / group.rowNumber;
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spaceYTop = 10;
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}
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else {
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cellHeight = (self.height - 40) / group.rowNumber;
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spaceYTop = 20;
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}
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spaceYBottom = (self.height - cellHeight * group.rowNumber) - spaceYTop;
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for (NSInteger pageIndex = 0; pageIndex < group.pageNumber; pageIndex++) {
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TLEmojiGroupDisplayModel *model = [[TLEmojiGroupDisplayModel alloc] initWithEmojiGroup:group pageNumber:pageIndex andCount:group.pageItemCount];
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if (model.type == TLEmojiTypeEmoji || group.type == TLEmojiTypeFace) { // 为默认表情包添加删除按钮
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TLExpressionModel *emoji = [[TLExpressionModel alloc] init];
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emoji.eId = @"-1";
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emoji.name = @"del";
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[model addEmoji:emoji];
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model.pageItemCount ++;
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}
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model.emojiGroupIndex = emojiGroupIndex;
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model.pageIndex = pageIndex;
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model.cellSize = CGSizeMake(cellWidth, cellHeight);
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model.sectionInsets = UIEdgeInsetsMake(spaceYTop, spaceX, spaceYBottom, spaceX);
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[displayData addObject:model];
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}
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}
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}
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self.displayData = displayData;
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[self.collectionView reloadData];
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if (self.displayData.count > 0 && self.delegate && [self.delegate respondsToSelector:@selector(emojiGroupDisplayView:didScrollToPageIndex:forGroupIndex:)]) {
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TLEmojiGroupDisplayModel *group = self.displayData[0];
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[self.collectionView setContentOffset:CGPointZero];
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[self.delegate emojiGroupDisplayView:self didScrollToPageIndex:0 forGroupIndex:group.emojiGroupIndex];
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}
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}
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- (void)scrollToEmojiGroupAtIndex:(NSInteger)index
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{
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if (index > self.data.count) {
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return;
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}
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_curPageIndex = index;
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NSInteger page = 0;
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for (int i = 0; i < index; i ++) {
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TLExpressionGroupModel *group = self.data[i];
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page += group.pageNumber;
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}
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[self.collectionView setContentOffset:CGPointMake(page * self.collectionView.width, 0)];
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if (self.displayData.count > page) {
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if (self.delegate && [self.delegate respondsToSelector:@selector(emojiGroupDisplayView:didScrollToPageIndex:forGroupIndex:)]) {
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TLEmojiGroupDisplayModel *group = self.displayData[page];
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[self.delegate emojiGroupDisplayView:self didScrollToPageIndex:0 forGroupIndex:group.emojiGroupIndex];
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}
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}
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}
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#pragma mark - # Getter
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- (UICollectionView *)collectionView
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{
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if (_collectionView == nil) {
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UICollectionViewFlowLayout *layout = [[UICollectionViewFlowLayout alloc] init];
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[layout setScrollDirection:UICollectionViewScrollDirectionHorizontal];
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_collectionView = [[UICollectionView alloc] initWithFrame:CGRectZero collectionViewLayout:layout];
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[_collectionView setBackgroundColor:[UIColor clearColor]];
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[_collectionView setPagingEnabled:YES];
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[_collectionView setDataSource:self];
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[_collectionView setDelegate:self];
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[_collectionView setShowsHorizontalScrollIndicator:NO];
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[_collectionView setShowsHorizontalScrollIndicator:NO];
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[_collectionView setScrollsToTop:NO];
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}
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return _collectionView;
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}
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@end
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