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ISEmojiView
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Add construction method

This commit is contained in:
isaced 2016-04-07 11:51:37 +08:00
parent f51e61b1bd
commit a9a93d1c01
3 changed files with 127 additions and 93 deletions
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6
Example/ISEmojiViewSample/ViewController.m
View File

@ -26,11 +26,9 @@
[self.view addSubview:self.textView];
// init ISEmojiView
ISEmojiView *emojiView = [[ISEmojiView alloc] initWithFrame:CGRectMake(0, 0, self.view.frame.size.width, 216)];
emojiView.delegate = self;
emojiView.textField = self.textView;
ISEmojiView *emojiView = [[ISEmojiView alloc] initWithTextField:self.textView delegate:self popAnimationEnable:YES];
self.textView.inputView = emojiView;
[self.textView becomeFirstResponder];
}

7
ISEmojiView/ISEmojiView.h
View File

@ -42,6 +42,13 @@
*/
@property (nonatomic, assign) BOOL popAnimationEnable;
/**
* init ISEmojiView
*/
- (instancetype)initWithTextField:(UIView *)textField
delegate:(id<ISEmojiViewDelegate>)delegate
popAnimationEnable:(BOOL)popAnimationEnable;
@end
/**

207
ISEmojiView/ISEmojiView.m
View File

@ -23,101 +23,130 @@ static const CGFloat EmojiFontSize = 32;
@implementation ISEmojiView
-(instancetype)initWithFrame:(CGRect)frame{
- (CGRect)defaultFrame {
return CGRectMake(0, 0, CGRectGetWidth([UIScreen mainScreen].bounds), 216);
}
- (instancetype)initWithFrame:(CGRect)frame{
self = [super initWithFrame:frame];
if (self) {
// init emojis
NSString *plistPath = [[NSBundle mainBundle] pathForResource:@"ISEmojiList" ofType:@"plist"];
self.emojis = [NSArray arrayWithContentsOfFile:plistPath];
//
NSInteger rowNum = (CGRectGetHeight(frame) / EmojiHeight);
NSInteger colNum = (CGRectGetWidth(frame) / EmojiWidth);
NSInteger numOfPage = ceil((float)[self.emojis count] / (float)(rowNum * colNum));
// init scrollview
self.scrollView = [[UIScrollView alloc] initWithFrame:frame];
self.scrollView.pagingEnabled = YES;
self.scrollView.showsHorizontalScrollIndicator = NO;
self.scrollView.showsVerticalScrollIndicator = NO;
self.scrollView.delegate = self;
self.scrollView.contentSize = CGSizeMake(CGRectGetWidth(frame) * numOfPage,
CGRectGetHeight(frame));
[self addSubview:self.scrollView];
// add emojis
NSInteger row = 0;
NSInteger column = 0;
NSInteger page = 0;
NSInteger emojiPointer = 0;
for (int i = 0; i < [self.emojis count] + numOfPage - 1; i++) {
// Pagination
if (i % (rowNum * colNum) == 0) {
page ++; // Increase the number of pages
row = 0; // the number of lines is 0
column = 0; // the number of columns is 0
}else if (i % colNum == 0) {
// NewLine
row += 1; // Increase the number of lines
column = 0; // The number of columns is 0
}
CGRect currentRect = CGRectMake(((page-1) * frame.size.width) + (column * EmojiWidth),
row * EmojiHeight,
EmojiWidth,
EmojiHeight);
if (row == (rowNum - 1) && column == (colNum - 1)) {
// last position of page, add delete button
ISDeleteButton *deleteButton = [ISDeleteButton buttonWithType:UIButtonTypeCustom];
[deleteButton addTarget:self action:@selector(deleteButtonPressed:) forControlEvents:UIControlEventTouchUpInside];
deleteButton.frame = currentRect;
deleteButton.tintColor = [UIColor blackColor];
[self.scrollView addSubview:deleteButton];
}else{
NSString *emoji = self.emojis[emojiPointer++];
// init Emoji Button
UIButton *emojiButton = [UIButton buttonWithType:UIButtonTypeCustom];
emojiButton.titleLabel.font = [UIFont fontWithName:@"Apple color emoji" size:EmojiFontSize];
[emojiButton setTitle:emoji forState:UIControlStateNormal];
[emojiButton addTarget:self action:@selector(emojiButtonPressed:) forControlEvents:UIControlEventTouchUpInside];
emojiButton.frame = currentRect;
[self.scrollView addSubview:emojiButton];
}
column++;
}
// add PageControl
self.pageControl = [[UIPageControl alloc] init];
self.pageControl.hidesForSinglePage = YES;
self.pageControl.currentPage = 0;
self.pageControl.backgroundColor = [UIColor clearColor];
self.pageControl.numberOfPages = numOfPage;
CGSize pageControlSize = [self.pageControl sizeForNumberOfPages:numOfPage];
self.pageControl.frame = CGRectMake(CGRectGetMidX(frame) - (pageControlSize.width / 2),
CGRectGetHeight(frame) - pageControlSize.height + 5,
pageControlSize.width,
pageControlSize.height);
[self.pageControl addTarget:self action:@selector(pageControlTouched:) forControlEvents:UIControlEventValueChanged];
[self addSubview:self.pageControl];
// default allow animation
self.popAnimationEnable = YES;
self.scrollView.autoresizingMask = UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin;
[self initUIWithFrame:frame];
}
return self;
}
-(instancetype)initWithTextField:(UIView *)textField delegate:(id<ISEmojiViewDelegate>)delegate popAnimationEnable:(BOOL)popAnimationEnable{
self = [super init];
if (self) {
self.delegate = delegate;
self.textField = textField;
self.popAnimationEnable = popAnimationEnable;
}
return self;
}
- (void)initUIWithFrame:(CGRect)frame {
if (CGRectEqualToRect(frame, CGRectZero)) {
frame = [self defaultFrame];
}
self.frame = frame;
// init emojis
NSString *plistPath = [[NSBundle mainBundle] pathForResource:@"ISEmojiList" ofType:@"plist"];
self.emojis = [NSArray arrayWithContentsOfFile:plistPath];
//
NSInteger rowNum = (CGRectGetHeight(frame) / EmojiHeight);
NSInteger colNum = (CGRectGetWidth(frame) / EmojiWidth);
NSInteger numOfPage = ceil((float)[self.emojis count] / (float)(rowNum * colNum));
if (rowNum == 0 && colNum == 0) {
return;
}
// init scrollview
self.scrollView = [[UIScrollView alloc] initWithFrame:frame];
self.scrollView.pagingEnabled = YES;
self.scrollView.showsHorizontalScrollIndicator = NO;
self.scrollView.showsVerticalScrollIndicator = NO;
self.scrollView.delegate = self;
self.scrollView.contentSize = CGSizeMake(CGRectGetWidth(frame) * numOfPage,
CGRectGetHeight(frame));
[self addSubview:self.scrollView];
// add emojis
NSInteger row = 0;
NSInteger column = 0;
NSInteger page = 0;
NSInteger emojiPointer = 0;
for (int i = 0; i < [self.emojis count] + numOfPage - 1; i++) {
// Pagination
if (i % (rowNum * colNum) == 0) {
page ++; // Increase the number of pages
row = 0; // the number of lines is 0
column = 0; // the number of columns is 0
}else if (i % colNum == 0) {
// NewLine
row += 1; // Increase the number of lines
column = 0; // The number of columns is 0
}
CGRect currentRect = CGRectMake(((page-1) * frame.size.width) + (column * EmojiWidth),
row * EmojiHeight,
EmojiWidth,
EmojiHeight);
if (row == (rowNum - 1) && column == (colNum - 1)) {
// last position of page, add delete button
ISDeleteButton *deleteButton = [ISDeleteButton buttonWithType:UIButtonTypeCustom];
[deleteButton addTarget:self action:@selector(deleteButtonPressed:) forControlEvents:UIControlEventTouchUpInside];
deleteButton.frame = currentRect;
deleteButton.tintColor = [UIColor blackColor];
[self.scrollView addSubview:deleteButton];
}else{
NSString *emoji = self.emojis[emojiPointer++];
// init Emoji Button
UIButton *emojiButton = [UIButton buttonWithType:UIButtonTypeCustom];
emojiButton.titleLabel.font = [UIFont fontWithName:@"Apple color emoji" size:EmojiFontSize];
[emojiButton setTitle:emoji forState:UIControlStateNormal];
[emojiButton addTarget:self action:@selector(emojiButtonPressed:) forControlEvents:UIControlEventTouchUpInside];
emojiButton.frame = currentRect;
[self.scrollView addSubview:emojiButton];
}
column++;
}
// add PageControl
self.pageControl = [[UIPageControl alloc] init];
self.pageControl.hidesForSinglePage = YES;
self.pageControl.currentPage = 0;
self.pageControl.backgroundColor = [UIColor clearColor];
self.pageControl.numberOfPages = numOfPage;
CGSize pageControlSize = [self.pageControl sizeForNumberOfPages:numOfPage];
self.pageControl.frame = CGRectMake(CGRectGetMidX(frame) - (pageControlSize.width / 2),
CGRectGetHeight(frame) - pageControlSize.height + 5,
pageControlSize.width,
pageControlSize.height);
[self.pageControl addTarget:self action:@selector(pageControlTouched:) forControlEvents:UIControlEventValueChanged];
[self addSubview:self.pageControl];
// default allow animation
self.popAnimationEnable = YES;
self.scrollView.autoresizingMask = UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin;
}
#pragma mark Action
- (void)pageControlTouched:(UIPageControl *)sender {
CGRect bounds = self.scrollView.bounds;
bounds.origin.x = CGRectGetWidth(bounds) * sender.currentPage;