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309 lines
12 KiB
Mathematica
309 lines
12 KiB
Mathematica
#import "TGCollectionBottonDisclosureItemView.h"
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#import "TGFont.h"
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#import "TGStringUtils.h"
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#import "TGModernTextViewModel.h"
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@interface TGCollectionBottonDisclosureItemView ()
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{
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UILabel *_titleLabel;
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UIImageView *_disclosureIndicator;
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bool _expanded;
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TGModernTextViewModel *_textModel;
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UIImageView *_textContentView;
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}
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@end
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@implementation TGCollectionBottonDisclosureItemView
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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 != nil)
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{
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_titleLabel = [[UILabel alloc] init];
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_titleLabel.textColor = [UIColor blackColor];
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_titleLabel.backgroundColor = [UIColor clearColor];
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_titleLabel.font = TGSystemFontOfSize(17);
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_titleLabel.lineBreakMode = NSLineBreakByWordWrapping;
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_titleLabel.numberOfLines = 0;
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[self addSubview:_titleLabel];
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/*_textLabel = [[UILabel alloc] init];
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_textLabel.textColor = [UIColor blackColor];
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_textLabel.backgroundColor = [UIColor clearColor];
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_textLabel.font = TGSystemFontOfSize(15);
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_textLabel.lineBreakMode = NSLineBreakByWordWrapping;
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_textLabel.numberOfLines = 0;
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[self addSubview:_textLabel];*/
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_textContentView = [[UIImageView alloc] init];
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_textContentView.userInteractionEnabled = true;
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[self addSubview:_textContentView];
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_disclosureIndicator = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"ListsDownDisclosureIndicator.png"]];
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[self addSubview:_disclosureIndicator];
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}
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return self;
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}
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+ (CGSize)title:(NSString *)title sizeForWidth:(CGFloat)width
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{
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return [title sizeWithFont:TGSystemFontOfSize(17) constrainedToSize:CGSizeMake(width - 15.0f - 40.0f, CGFLOAT_MAX) lineBreakMode:NSLineBreakByWordWrapping];
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}
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+ (CTFontRef)mediumFont
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{
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static CTFontRef font = nil;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^
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{
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font = CFRetain(CTFontCreateWithName(CFSTR("HelveticaNeue-Medium"), 15, NULL));
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});
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return font;
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}
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+ (CTFontRef)italicFont
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{
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static CTFontRef font = nil;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^
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{
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font = CFRetain(CTFontCreateWithName(CFSTR("HelveticaNeue-Italic"), 15, NULL));
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});
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return font;
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}
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+ (NSString *)stringForText:(NSString *)text outAttributes:(__autoreleasing NSArray **)outAttributes outTextCheckingResults:(NSArray *__autoreleasing *)outTextCheckingResults
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{
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NSMutableString *string = [[NSMutableString alloc] initWithString:[TGStringUtils stringByUnescapingFromHTML:text]];
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[string replaceOccurrencesOfString:@"<p>" withString:@"" options:0 range:NSMakeRange(0, string.length)];
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[string replaceOccurrencesOfString:@"</p>" withString:@"\n" options:0 range:NSMakeRange(0, string.length)];
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[string replaceOccurrencesOfString:@"<br>" withString:@"\n" options:0 range:NSMakeRange(0, string.length)];
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[string replaceOccurrencesOfString:@"<ol>" withString:@"" options:0 range:NSMakeRange(0, string.length)];
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[string replaceOccurrencesOfString:@"</ol>" withString:@"" options:0 range:NSMakeRange(0, string.length)];
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[string replaceOccurrencesOfString:@"<li>" withString:@"— " options:0 range:NSMakeRange(0, string.length)];
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[string replaceOccurrencesOfString:@"</li>" withString:@"" options:0 range:NSMakeRange(0, string.length)];
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[string replaceOccurrencesOfString:@"<blockquote>" withString:@"" options:0 range:NSMakeRange(0, string.length)];
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<<<<<<< HEAD
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[string replaceOccurrencesOfString:@"</blockquote>\n" withString:@"" options:0 range:NSMakeRange(0, string.length)];
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[string replaceOccurrencesOfString:@"</\blockquote>" withString:@"" options:0 range:NSMakeRange(0, string.length)];
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=======
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[string replaceOccurrencesOfString:@"</blockquote>" withString:@"" options:0 range:NSMakeRange(0, string.length)];
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while (string.length != 0)
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{
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unichar c = [string characterAtIndex:0];
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if (c == ' ' || c =='\n' || c == '\r')
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{
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[string deleteCharactersInRange:NSMakeRange(0, 1)];
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}
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else
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break;
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}
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while (string.length != 0)
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{
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unichar c = [string characterAtIndex:string.length - 1];
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if (c == ' ' || c =='\n' || c == '\r')
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{
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[string deleteCharactersInRange:NSMakeRange(string.length - 1, 1)];
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}
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else
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break;
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}
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>>>>>>> stickers_api
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NSMutableArray *emRanges = [[NSMutableArray alloc] init];
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NSMutableArray *strongRanges = [[NSMutableArray alloc] init];
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NSMutableArray *aRanges = [[NSMutableArray alloc] init];
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NSMutableArray *textCheckingResults = [[NSMutableArray alloc] init];
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while (true)
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{
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NSRange startEmRange = [string rangeOfString:@"<em>"];
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NSRange startStrongRange = [string rangeOfString:@"<strong>"];
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NSRange startARange = [string rangeOfString:@"<a"];
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if (startEmRange.location == NSNotFound && startStrongRange.location == NSNotFound && startARange.location == NSNotFound)
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break;
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NSUInteger minLocation = MIN(startEmRange.location, MIN(startStrongRange.location, startARange.location));
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if (startEmRange.location == minLocation)
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{
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[string deleteCharactersInRange:startEmRange];
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NSRange endRange = [string rangeOfString:@"</em>"];
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if (endRange.location == NSNotFound)
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break;
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[string deleteCharactersInRange:endRange];
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[emRanges addObject:[NSValue valueWithRange:NSMakeRange(startEmRange.location, endRange.location - startEmRange.location)]];
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}
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else if (startStrongRange.location == minLocation)
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{
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[string deleteCharactersInRange:startStrongRange];
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NSRange endRange = [string rangeOfString:@"</strong>"];
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if (endRange.location == NSNotFound)
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break;
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[string deleteCharactersInRange:endRange];
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[strongRanges addObject:[NSValue valueWithRange:NSMakeRange(startStrongRange.location, endRange.location - startStrongRange.location)]];
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}
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else if (startARange.location == minLocation)
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{
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NSRange endLinkRange = [string rangeOfString:@">" options:0 range:NSMakeRange(startARange.location + 1, string.length - startARange.location - 1)];
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if (endLinkRange.location == NSNotFound)
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break;
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NSString *linkUrl = @"";
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NSRange hrefRange = [string rangeOfString:@"href=\""];
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if (hrefRange.location != NSNotFound)
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{
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NSRange hrefEndRange = [string rangeOfString:@"\"" options:0 range:NSMakeRange(hrefRange.location + hrefRange.length, string.length - hrefRange.location - hrefRange.length)];
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if (hrefEndRange.location != NSNotFound)
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{
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linkUrl = [string substringWithRange:NSMakeRange(hrefRange.location + hrefRange.length, hrefEndRange.location - hrefRange.location - hrefRange.length)];
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}
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}
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startARange.length = endLinkRange.location + endLinkRange.length - startARange.location;
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[string deleteCharactersInRange:startARange];
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NSRange endRange = [string rangeOfString:@"</a>"];
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if (endRange.location == NSNotFound)
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break;
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[string deleteCharactersInRange:endRange];
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NSURL *url = [[NSURL alloc] initWithString:linkUrl];
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if (url != nil)
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{
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[aRanges addObject:[NSValue valueWithRange:NSMakeRange(startARange.location, endRange.location - startARange.location)]];
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[textCheckingResults addObject:[NSTextCheckingResult linkCheckingResultWithRange:NSMakeRange(startARange.location, endRange.location - startARange.location) URL:url]];
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}
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}
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else
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break;
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}
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while (true)
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{
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NSRange startRange = [string rangeOfString:@"<strong>"];
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if (startRange.location == NSNotFound)
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break;
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[string deleteCharactersInRange:startRange];
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NSRange endRange = [string rangeOfString:@"</strong>"];
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if (endRange.location == NSNotFound)
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break;
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[string deleteCharactersInRange:endRange];
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[strongRanges addObject:[NSValue valueWithRange:NSMakeRange(startRange.location, endRange.location - startRange.location)]];
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}
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NSMutableArray *attributes = [[NSMutableArray alloc] init];
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NSArray *emAttributes = [[NSArray alloc] initWithObjects:(__bridge id)[self italicFont], (NSString *)kCTFontAttributeName, nil];
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NSArray *strongAttributes = [[NSArray alloc] initWithObjects:(__bridge id)[self mediumFont], (NSString *)kCTFontAttributeName, nil];
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NSArray *aAttributes = [[NSArray alloc] initWithObjects:(__bridge id)TGAccentColor().CGColor, (NSString *)kCTForegroundColorAttributeName, nil];
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for (NSValue *nRange in emRanges)
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{
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NSRange range = [nRange rangeValue];
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[attributes addObject:[[NSValue alloc] initWithBytes:&range objCType:@encode(NSRange)]];
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[attributes addObject:emAttributes];
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}
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for (NSValue *nRange in strongRanges)
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{
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NSRange range = [nRange rangeValue];
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[attributes addObject:[[NSValue alloc] initWithBytes:&range objCType:@encode(NSRange)]];
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[attributes addObject:strongAttributes];
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}
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for (NSValue *nRange in aRanges)
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{
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NSRange range = [nRange rangeValue];
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[attributes addObject:[[NSValue alloc] initWithBytes:&range objCType:@encode(NSRange)]];
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[attributes addObject:aAttributes];
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}
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if (outAttributes != NULL)
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*outAttributes = attributes;
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if (outTextCheckingResults != NULL)
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*outTextCheckingResults = textCheckingResults;
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return string;
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}
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- (void)setTitle:(NSString *)title textModel:(TGModernTextViewModel *)textModel expanded:(bool)expanded
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{
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_titleLabel.text = title;
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_expanded = expanded;
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_textModel = textModel;
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[self setExpanded:expanded];
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}
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- (void)updateTextContentView
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{
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UIGraphicsBeginImageContextWithOptions(_textModel.frame.size, false, 0.0f);
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CGContextRef context = UIGraphicsGetCurrentContext();
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[_textModel drawInContext:context];
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_textContentView.image = UIGraphicsGetImageFromCurrentImageContext();
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UIGraphicsEndImageContext();
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}
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- (void)setExpanded:(bool)expanded
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{
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_expanded = expanded;
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_textContentView.hidden = !_expanded;
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_titleLabel.textColor = _expanded ? TGAccentColor(): [UIColor blackColor];
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_disclosureIndicator.image = _expanded ? [UIImage imageNamed:@"ListsDownDisclosureIndicator_Highlighted.png"] : [UIImage imageNamed:@"ListsDownDisclosureIndicator.png"];
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[self setNeedsLayout];
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}
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- (UIView *)hitTest:(CGPoint)point withEvent:(UIEvent *)event
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{
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if (CGRectContainsPoint(CGRectMake(0.0f, 0.0f, self.frame.size.width, 44.0f), point))
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return [super hitTest:point withEvent:event];
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else if (_expanded && CGRectContainsPoint(CGRectMake(0.0f, 44.0f, self.frame.size.width, self.frame.size.height - 44.0f), point))
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{
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return _textContentView;
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}
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return nil;
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}
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- (void)layoutSubviews
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{
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[super layoutSubviews];
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CGRect bounds = self.bounds;
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CGSize titleSize = [TGCollectionBottonDisclosureItemView title:_titleLabel.text sizeForWidth:self.frame.size.width];
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_titleLabel.frame = CGRectMake(15, 12.0f, bounds.size.width - 15 - 40, CGFloor(titleSize.height + 1.0f));
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_disclosureIndicator.frame = CGRectMake(bounds.size.width - _disclosureIndicator.frame.size.width - 15, floorf((44.0f - _disclosureIndicator.frame.size.height) / 2), _disclosureIndicator.frame.size.width, _disclosureIndicator.frame.size.height);
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if (_expanded)
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{
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CGRect frame = CGRectMake(15.0f, 12.0f + CGFloor(titleSize.height + 1.0f) + 15.0f, _textModel.frame.size.width, _textModel.frame.size.height);
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if (!CGSizeEqualToSize(_textContentView.frame.size, frame.size))
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{
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_textContentView.frame = frame;
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[self updateTextContentView];
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}
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}
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}
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@end
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