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POCore Text in UITableviewCell's content overlapping and repeating and superimpose on the other cells
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copied!<p>I am using Core Text to add text to UITableviewCell's content but arabic content seems to be overlapping and repeating itself as I scroll and superimpose on the other cells.</p> <p>I am also using other elements on the page which appear just fine and are not repeating . Just the Core Text seems to be repeating. </p> <p>I cant figure out why . </p> <p>Here is my code: </p> <pre><code> - (CTFontRef)newCustomFontWithName:(NSString *)aFontName ofType:(NSString *)type attributes:(NSDictionary *)attributes { NSString *fontPath = [[NSBundle mainBundle] pathForResource:aFontName ofType:type]; NSData *data = [[NSData alloc] initWithContentsOfFile:fontPath]; CGDataProviderRef fontProvider = CGDataProviderCreateWithCFData((__bridge CFDataRef)data); CGFontRef cgFont = CGFontCreateWithDataProvider(fontProvider); CGDataProviderRelease(fontProvider); CTFontDescriptorRef fontDescriptor = CTFontDescriptorCreateWithAttributes((__bridge CFDictionaryRef)attributes); CTFontRef font = CTFontCreateWithGraphicsFont(cgFont, 0, NULL, fontDescriptor); CFRelease(fontDescriptor); CGFontRelease(cgFont); return font; } - (CATextLayer *)customCATextLayer:(NSString *)textString { NSDictionary *attributes = [NSDictionary dictionaryWithObjectsAndKeys: [NSNumber numberWithFloat:24.f], (NSString *)kCTFontSizeAttribute, [NSNumber numberWithInt:1], (NSString *)kCTLigatureAttributeName, nil]; CTFontRef font = [self newCustomFontWithName:@"me_quranKer6" ofType:@"ttf" attributes:attributes]; CATextLayer *normalTextLayer = [[CATextLayer alloc] init]; normalTextLayer.font = font; normalTextLayer.string = textString; normalTextLayer.wrapped = YES; normalTextLayer.foregroundColor = [[UIColor blackColor] CGColor]; normalTextLayer.fontSize = 24.f; normalTextLayer.alignmentMode = kCAAlignmentCenter; normalTextLayer.frame = CGRectMake(0.f, 10.f, 320.f, 32.f); CFRelease(font); return normalTextLayer; } - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath { QuranVersesViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"verseCell"]; Verse *verse = [self.fetchedResultsController objectAtIndexPath:indexPath]; //English Content starts NSMutableAttributedString * englishAttributedString; if (!englishAttributedString) englishAttributedString = [[NSMutableAttributedString alloc] initWithString:@""]; NSMutableAttributedString * englishSubtitleAttributedString; NSMutableAttributedString * englishVerseAttributedString; if (!englishVerseAttributedString) englishVerseAttributedString = [[NSMutableAttributedString alloc] initWithString:verse.english_version]; NSMutableAttributedString * englishFootnoteAttributedString; if (!englishFootnoteAttributedString) englishFootnoteAttributedString = [[NSMutableAttributedString alloc] init]; NSString *englishString = @""; if(verse.subtitle.length>0) { NSMutableParagraphStyle *mutParaStyle=[[NSMutableParagraphStyle alloc] init]; [mutParaStyle setAlignment:NSTextAlignmentCenter]; englishSubtitleAttributedString = [[NSMutableAttributedString alloc] initWithString:verse.subtitle]; [englishSubtitleAttributedString addAttributes:[NSDictionary dictionaryWithObject:mutParaStyle forKey:NSParagraphStyleAttributeName] range:NSMakeRange(0,[[englishSubtitleAttributedString string] length])]; [englishAttributedString appendAttributedString:englishSubtitleAttributedString]; [englishAttributedString addAttribute:NSFontAttributeName value:[UIFont fontWithName:@"Arial" size:30] range:NSRangeFromString(verse.subtitle)]; NSLog(@"text us %@", englishAttributedString); }// englishString = [englishString stringByAppendingString:[NSString stringWithFormat:@"%@\n\n", verse.subtitle]]; [englishAttributedString appendAttributedString:englishVerseAttributedString]; englishString = [englishString stringByAppendingString:[NSString stringWithFormat:@"[%@:%@] %@\n", verse.whichSura.sura_no, verse.verse_no, verse.english_version]]; if(verse.footnote.length>0) englishString = [englishString stringByAppendingString: [NSString stringWithFormat:@"\n%@\n", verse.footnote]]; englishString = [englishString stringByReplacingOccurrencesOfString:@"“" withString:@"\"" ]; englishString = [englishString stringByReplacingOccurrencesOfString:@"_" withString:@"\n" ]; cell.quranVerseEnglishTextView.attributedText = englishAttributedString; [cell.quranVerseEnglishTextView autoResizeWithMaxWidth:MAX_TEXT_WIDTH]; cell.quranVerseEnglishTextView.backgroundColor = [UIColor clearColor]; //English Content starts //Arabic Content CATextLayer *arabicTextLayer = [self customCATextLayer:verse.arabic_version]; [cell.arabicView.layer addSublayer:arabicTextLayer]; return cell; } </code></pre>

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