kylefang/STTweetLabel
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Fix #4

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Sebastien THIEBAUD
2013-01-09 14:15:52 -08:00
parent 5db37b90f7
commit 03db6f5d02
4 changed files with 154 additions and 106 deletions
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4
STTweetLabel.podspec
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@@ -1,6 +1,6 @@
Pod::Spec.new do |s|
s.name = "STTweetLabel"
s.version = "2.0.1"
s.version = "2.0.2"
s.summary = "A custom UILabel view controller for iOS with certain words tappable like Twitter."
s.homepage = "https://github.com/SebastienThiebaud/STTweetLabel"
@@ -8,7 +8,7 @@ Pod::Spec.new do |s|
s.author = { "Sebastien THIEBAUD" => "sthiebaud@icloud.com" }
s.source = {
:git => "https://github.com/SebastienThiebaud/STTweetLabel.git",
:tag => "2.0.1"
:tag => "2.0.2"
}
s.platform = :ios, '5.0'

251
STTweetLabel/STTweetLabel.m
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@@ -33,8 +33,6 @@
- (void)drawTextInRect:(CGRect)rect
{
// [super drawTextInRect:rect];
if (_fontHashtag == nil)
{
_fontHashtag = self.font;
@@ -65,122 +63,152 @@
// Regex to catch newline
NSRegularExpression *regexNewLine = [NSRegularExpression regularExpressionWithPattern:@">newLine" options:NSRegularExpressionCaseInsensitive error:&error];
for (NSString *word in words)
BOOL loopWord = NO;
for (NSString *wordArray in words)
{
NSLog(@"%@", word);
CGSize sizeWord = [word sizeWithFont:self.font];
NSString *word = @"";
NSMutableString *alreadyPrintedWord = [[NSMutableString alloc] init];
// Test if the new word must be in a new line
if (drawPoint.x + sizeWord.width > rect.size.width)
do
{
drawPoint = CGPointMake(0.0, drawPoint.y + sizeWord.height);
}
word = [wordArray substringFromIndex:[alreadyPrintedWord length]];
CGSize sizeWord = [word sizeWithFont:self.font];
if (sizeWord.width <= rect.size.width)
{
loopWord = NO;
}
// If the word is larger than the container's size
while (sizeWord.width > rect.size.width)
{
NSString *cutWord = [self cutTheString:word atPoint:drawPoint];
NSTextCheckingResult *match = [regex firstMatchInString:word options:0 range:NSMakeRange(0, [word length])];
// Dissolve the word (for example a hashtag: #youtube!, we want only #youtube)
NSString *preCharacters = [word substringToIndex:match.range.location];
NSString *wordCharacters = [word substringWithRange:match.range];
NSString *postCharacters = [word substringFromIndex:match.range.location + match.range.length];
// Draw the prefix of the word (if it has a prefix)
if (![preCharacters isEqualToString:@""])
{
// Shadow case
if (self.shadowColor != NULL)
{
[self.shadowColor set];
[preCharacters drawAtPoint:CGPointMake(drawPoint.x + self.shadowOffset.width, drawPoint.y + self.shadowOffset.height) withFont:self.font];
[alreadyPrintedWord appendString:cutWord];
word = cutWord;
sizeWord = [word sizeWithFont:self.font];
loopWord = YES;
}
[self.textColor set];
CGSize sizePreCharacters = [preCharacters sizeWithFont:self.font];
[preCharacters drawAtPoint:drawPoint withFont:self.font];
drawPoint = CGPointMake(drawPoint.x + sizePreCharacters.width, drawPoint.y);
}
// Draw the touchable word
if (![wordCharacters isEqualToString:@""])
{
// Shadow case
if (self.shadowColor != NULL)
// Test if the new word must be in a new line
if (drawPoint.x + sizeWord.width > rect.size.width)
{
[self.shadowColor set];
[wordCharacters drawAtPoint:CGPointMake(drawPoint.x + self.shadowOffset.width, drawPoint.y + self.shadowOffset.height) withFont:self.font];
}
// Set the color for mention/hashtag OR weblink
if ([wordCharacters hasPrefix:@"#"] || [wordCharacters hasPrefix:@"@"])
{
[_colorHashtag set];
}
else if ([wordCharacters hasPrefix:@"http"])
{
[_colorLink set];
}
CGSize sizeWordCharacters = [wordCharacters sizeWithFont:self.font];
[wordCharacters drawAtPoint:drawPoint withFont:self.font];
// Stock the touchable zone
[touchWords addObject:wordCharacters];
[touchLocations addObject:[NSValue valueWithCGRect:CGRectMake(drawPoint.x, drawPoint.y, sizeWordCharacters.width, sizeWordCharacters.height)]];
drawPoint = CGPointMake(drawPoint.x + sizeWordCharacters.width, drawPoint.y);
}
// Draw the suffix of the word (if it has a suffix) else the word is not touchable
if (![postCharacters isEqualToString:@""])
{
NSTextCheckingResult *matchNewLine = [regexNewLine firstMatchInString:postCharacters options:0 range:NSMakeRange(0, [postCharacters length])];
// If a newline is match
if (matchNewLine)
{
// Shadow case
if (self.shadowColor != NULL)
{
[self.shadowColor set];
[[postCharacters substringToIndex:matchNewLine.range.location] drawAtPoint:CGPointMake(drawPoint.x + self.shadowOffset.width, drawPoint.y + self.shadowOffset.height) withFont:self.font];
}
[self.textColor set];
[[postCharacters substringToIndex:matchNewLine.range.location] drawAtPoint:drawPoint withFont:self.font];
drawPoint = CGPointMake(0.0, drawPoint.y + sizeWord.height);
// Shadow case
if (self.shadowColor != NULL)
{
[self.shadowColor set];
[[postCharacters substringFromIndex:matchNewLine.range.location + matchNewLine.range.length] drawAtPoint:CGPointMake(drawPoint.x + self.shadowOffset.width, drawPoint.y + self.shadowOffset.height) withFont:self.font];
}
[self.textColor set];
[[postCharacters substringFromIndex:matchNewLine.range.location + matchNewLine.range.length] drawAtPoint:drawPoint withFont:self.font];
drawPoint = CGPointMake(drawPoint.x + [[postCharacters substringFromIndex:matchNewLine.range.location + matchNewLine.range.length] sizeWithFont:self.font].width, drawPoint.y);
}
else
NSTextCheckingResult *match = [regex firstMatchInString:word options:0 range:NSMakeRange(0, [word length])];
// Dissolve the word (for example a hashtag: #youtube!, we want only #youtube)
NSString *preCharacters = [word substringToIndex:match.range.location];
NSString *wordCharacters = [word substringWithRange:match.range];
NSString *postCharacters = [word substringFromIndex:match.range.location + match.range.length];
// Draw the prefix of the word (if it has a prefix)
if (![preCharacters isEqualToString:@""])
{
// Shadow case
if (self.shadowColor != NULL)
{
[self.shadowColor set];
[postCharacters drawAtPoint:CGPointMake(drawPoint.x + self.shadowOffset.width, drawPoint.y + self.shadowOffset.height) withFont:self.font];
[preCharacters drawAtPoint:CGPointMake(drawPoint.x + self.shadowOffset.width, drawPoint.y + self.shadowOffset.height) withFont:self.font];
}
[self.textColor set];
CGSize sizePostCharacters = [postCharacters sizeWithFont:self.font];
[postCharacters drawAtPoint:drawPoint withFont:self.font];
drawPoint = CGPointMake(drawPoint.x + sizePostCharacters.width, drawPoint.y);
CGSize sizePreCharacters = [preCharacters sizeWithFont:self.font];
[preCharacters drawAtPoint:drawPoint withFont:self.font];
drawPoint = CGPointMake(drawPoint.x + sizePreCharacters.width, drawPoint.y);
}
}
drawPoint = CGPointMake(drawPoint.x + sizeSpace.width, drawPoint.y);
}
// Draw the touchable word
if (![wordCharacters isEqualToString:@""])
{
// Shadow case
if (self.shadowColor != NULL)
{
[self.shadowColor set];
[wordCharacters drawAtPoint:CGPointMake(drawPoint.x + self.shadowOffset.width, drawPoint.y + self.shadowOffset.height) withFont:self.font];
}
// Set the color for mention/hashtag OR weblink
if ([wordCharacters hasPrefix:@"#"] || [wordCharacters hasPrefix:@"@"])
{
[_colorHashtag set];
}
else if ([wordCharacters hasPrefix:@"http"])
{
[_colorLink set];
}
CGSize sizeWordCharacters = [wordCharacters sizeWithFont:self.font];
[wordCharacters drawAtPoint:drawPoint withFont:self.font];
// Stock the touchable zone
[touchWords addObject:wordCharacters];
[touchLocations addObject:[NSValue valueWithCGRect:CGRectMake(drawPoint.x, drawPoint.y, sizeWordCharacters.width, sizeWordCharacters.height)]];
drawPoint = CGPointMake(drawPoint.x + sizeWordCharacters.width, drawPoint.y);
}
// Draw the suffix of the word (if it has a suffix) else the word is not touchable
if (![postCharacters isEqualToString:@""])
{
NSTextCheckingResult *matchNewLine = [regexNewLine firstMatchInString:postCharacters options:0 range:NSMakeRange(0, [postCharacters length])];
// If a newline is match
if (matchNewLine)
{
// Shadow case
if (self.shadowColor != NULL)
{
[self.shadowColor set];
[[postCharacters substringToIndex:matchNewLine.range.location] drawAtPoint:CGPointMake(drawPoint.x + self.shadowOffset.width, drawPoint.y + self.shadowOffset.height) withFont:self.font];
}
[self.textColor set];
[[postCharacters substringToIndex:matchNewLine.range.location] drawAtPoint:drawPoint withFont:self.font];
drawPoint = CGPointMake(0.0, drawPoint.y + sizeWord.height);
// Shadow case
if (self.shadowColor != NULL)
{
[self.shadowColor set];
[[postCharacters substringFromIndex:matchNewLine.range.location + matchNewLine.range.length] drawAtPoint:CGPointMake(drawPoint.x + self.shadowOffset.width, drawPoint.y + self.shadowOffset.height) withFont:self.font];
}
[self.textColor set];
[[postCharacters substringFromIndex:matchNewLine.range.location + matchNewLine.range.length] drawAtPoint:drawPoint withFont:self.font];
drawPoint = CGPointMake(drawPoint.x + [[postCharacters substringFromIndex:matchNewLine.range.location + matchNewLine.range.length] sizeWithFont:self.font].width, drawPoint.y);
}
else
{
// Shadow case
if (self.shadowColor != NULL)
{
[self.shadowColor set];
[postCharacters drawAtPoint:CGPointMake(drawPoint.x + self.shadowOffset.width, drawPoint.y + self.shadowOffset.height) withFont:self.font];
}
[self.textColor set];
CGSize sizePostCharacters = [postCharacters sizeWithFont:self.font];
[postCharacters drawAtPoint:drawPoint withFont:self.font];
drawPoint = CGPointMake(drawPoint.x + sizePostCharacters.width, drawPoint.y);
}
}
if (!loopWord)
{
drawPoint = CGPointMake(drawPoint.x + sizeSpace.width, drawPoint.y);
}
} while (loopWord);
}
}
- (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event
@@ -261,4 +289,23 @@
return htmlString;
}
// Cut a string to display just the beginning in the container
- (NSString *)cutTheString:(NSString *)word atPoint:(CGPoint)drawPoint
{
NSString *substring;
for (int i = 1; i < [word length]; i++)
{
substring = [word substringToIndex:[word length] - i];
CGSize sizeSubstring = [substring sizeWithFont:self.font];
if (drawPoint.x + sizeSubstring.width <= self.frame.size.width)
{
break;
}
}
return substring;
}
@end

BIN
STTweetLabelExample/STTweetLabelExample.xcodeproj/project.xcworkspace/xcuserdata/sebastienthiebaud.xcuserdatad/UserInterfaceState.xcuserstate generated
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5
STTweetLabelExample/STTweetLabelExample/STViewController.m
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@@ -31,10 +31,11 @@
_tweetLabel = [[STTweetLabel alloc] initWithFrame:CGRectMake(20.0, 60.0, 280.0, 200.0)];
[_tweetLabel setFont:[UIFont fontWithName:@"HelveticaNeue" size:17.0]];
[_tweetLabel setTextColor:[UIColor blackColor]];
[_tweetLabel setText:@"Hi.This is a new tool for @you! Developed by->@SebThiebaud for #iPhone #ObjC... ;-)\nMy GitHub page: https://t.co/pQXDoiYA"];
// Shadow
// [_tweetLabel setShadowColor:[UIColor colorWithWhite:0.8 alpha:1.0]];
// [_tweetLabel setShadowOffset:CGSizeMake(2.0, 1.0)];
[_tweetLabel setText:@"Hi. This is a new tool for @you! Developed by->@SebThiebaud for #iPhone #ObjC... ;-)\nMy GitHub page: https://t.co/pQXDoiYA"];
STLinkCallbackBlock callbackBlock = ^(STLinkActionType actionType, NSString *link) {