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cannot get the right character position of UILabel in TruncateTail mode #6

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cannot get the right character position of UILabel in TruncateTail mode #6

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1 change: 1 addition & 0 deletions Example/AttributedStringDemo/ASDViewController.m
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Original file line number Diff line number Diff line change
Expand Up @@ -128,6 +128,7 @@ - (IBAction)tapOnFooter:(UITapGestureRecognizer *)tapGR
NSUInteger pos = [self.footerLabel characterIndexAtPoint:tapPoint];
if (pos != NSNotFound)
{
NSLog(@"POS: %zi", pos);
NSURL* urlTapped = [self.footerLabel.attributedText URLAtIndex:pos effectiveRange:NULL];
if (urlTapped) [[UIApplication sharedApplication] openURL:urlTapped];
}
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9 changes: 4 additions & 5 deletions Example/AttributedStringDemo/ASDViewController.xib
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Original file line number Diff line number Diff line change
@@ -1,8 +1,8 @@
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="6254" systemVersion="14C109" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES">
<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="7706" systemVersion="14F27" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES">
<dependencies>
<deployment identifier="iOS"/>
<plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="6247"/>
<plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="7703"/>
</dependencies>
<objects>
<placeholder placeholderIdentifier="IBFilesOwner" id="-1" userLabel="File's Owner" customClass="ASDAppDelegate"/>
Expand Down Expand Up @@ -42,15 +42,14 @@
<outlet property="delegate" destination="h5X-C2-Udq" id="GLF-WG-iXX"/>
</connections>
</searchBar>
<label opaque="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" textAlignment="center" lineBreakMode="tailTruncation" numberOfLines="0" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" preferredMaxLayoutWidth="320" translatesAutoresizingMaskIntoConstraints="NO" id="y66-pk-8fX">
<label opaque="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" textAlignment="center" lineBreakMode="headTruncation" numberOfLines="0" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" preferredMaxLayoutWidth="320" translatesAutoresizingMaskIntoConstraints="NO" id="y66-pk-8fX">
<rect key="frame" x="0.0" y="528" width="320" height="40"/>
<color key="backgroundColor" red="0.87740945820000005" green="0.94723397490000005" blue="0.99971258640000005" alpha="1" colorSpace="calibratedRGB"/>
<gestureRecognizers/>
<constraints>
<constraint firstAttribute="height" constant="40" id="J6u-KC-hvr"/>
</constraints>
<string key="text">Read more
on my wiki on GitHub !</string>
<string key="text">Read more on my wiki on GitHub ! This is a automatic word wrap uilabel using truncate-like mode. Supports for TruncateTail, TruncateHead and TruncateMiddle.</string>
<fontDescription key="fontDescription" name="HelveticaNeue" family="Helvetica Neue" pointSize="14"/>
<color key="textColor" cocoaTouchSystemColor="darkTextColor"/>
<nil key="highlightedColor"/>
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17 changes: 16 additions & 1 deletion Source/UILabel+OHAdditions.m
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Expand Up @@ -23,6 +23,7 @@
******************************************************************************/

#import "UILabel+OHAdditions.h"
#import "NSMutableAttributedString+OHAdditions.h"

@implementation UILabel (OHAdditions)

Expand All @@ -35,10 +36,24 @@ - (NSTextContainer*)currentTextContainer
return textContainer;
}

- (NSTextStorage*)currentTextStorage
{
NSAttributedString* attributedText = self.attributedText;
if (
self.lineBreakMode == NSLineBreakByTruncatingTail
|| self.lineBreakMode == NSLineBreakByTruncatingMiddle
|| self.lineBreakMode == NSLineBreakByTruncatingHead) {
NSMutableAttributedString* temp = [attributedText mutableCopy];
[temp setLineBreakMode:NSLineBreakByWordWrapping];
attributedText = temp;
}
return [[NSTextStorage alloc] initWithAttributedString:attributedText];
}

- (NSUInteger)characterIndexAtPoint:(CGPoint)point
{
NSTextContainer* textContainer = self.currentTextContainer;
NSTextStorage *textStorage = [[NSTextStorage alloc] initWithAttributedString:self.attributedText];
NSTextStorage *textStorage = self.currentTextStorage;

NSLayoutManager *layoutManager = [NSLayoutManager new];
[textStorage addLayoutManager:layoutManager];
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