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Code Issues Packages Projects Releases Wiki Activity

Fix #9 (Tap linked stayed gray after a tap)

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choefele
2015-04-20 12:33:30 +02:00
parent 639ad6b03a
commit c13effb298
1 changed files with 46 additions and 27 deletions
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73
CCHLinkTextView/CCHLinkTextView.m
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@@ -35,7 +35,7 @@ NSString *const CCHLinkAttributeName = @"CCHLinkAttributeName";
@interface CCHLinkTextView () <UIGestureRecognizerDelegate>
@property (nonatomic) CGPoint touchDownLocation;
@property (nonatomic, copy) NSArray *rangeValuesForTouchDown;
@property (nonatomic) CCHLinkGestureRecognizer *linkGestureRecognizer;
@end
@@ -62,7 +62,6 @@ NSString *const CCHLinkAttributeName = @"CCHLinkAttributeName";
- (void)setUp
{
self.touchDownLocation = CGPointZero;
self.linkTextTouchAttributes = @{NSBackgroundColorAttributeName : UIColor.lightGrayColor};
self.linkGestureRecognizer = [[CCHLinkGestureRecognizer alloc] initWithTarget:self action:@selector(linkAction:)];
@@ -243,23 +242,21 @@ NSString *const CCHLinkAttributeName = @"CCHLinkAttributeName";
- (void)linkAction:(CCHLinkGestureRecognizer *)recognizer
{
if (recognizer.state == UIGestureRecognizerStateBegan) {
NSAssert(CGPointEqualToPoint(self.touchDownLocation, CGPointZero), @"Invalid touch down location");
NSAssert(self.rangeValuesForTouchDown == nil, @"Invalid touch down ranges");
CGPoint location = [recognizer locationInView:self];
self.touchDownLocation = location;
[self didTouchDownAtLocation:location];
self.rangeValuesForTouchDown = [self didTouchDownAtLocation:location];
} else if (recognizer.state == UIGestureRecognizerStateEnded) {
NSAssert(!CGPointEqualToPoint(self.touchDownLocation, CGPointZero), @"Invalid touch down location");
NSAssert(self.rangeValuesForTouchDown != nil, @"Invalid touch down ranges");
CGPoint location = self.touchDownLocation;
if (recognizer.result == CCHLinkGestureRecognizerResultTap) {
[self didTapAtLocation:location];
[self didTapAtRangeValues:self.rangeValuesForTouchDown];
} else if (recognizer.result == CCHLinkGestureRecognizerResultLongPress) {
[self didLongPressAtLocation:location];
[self didLongPressAtRangeValues:self.rangeValuesForTouchDown];
}
[self didCancelTouchDownAtLocation:location];
self.touchDownLocation = CGPointZero;
[self didCancelTouchDownAtRangeValues:self.rangeValuesForTouchDown];
self.rangeValuesForTouchDown = nil;
}
}
@@ -270,9 +267,12 @@ NSString *const CCHLinkAttributeName = @"CCHLinkAttributeName";
#pragma mark Gesture handling
- (void)didTouchDownAtLocation:(CGPoint)location
- (NSArray *)didTouchDownAtLocation:(CGPoint)location
{
NSMutableArray *rangeValuesForTouchDown = [NSMutableArray array];
[self enumerateLinkRangesContainingLocation:location usingBlock:^(NSRange range) {
[rangeValuesForTouchDown addObject:[NSValue valueWithRange:range]];
NSMutableAttributedString *attributedText = [self.attributedText mutableCopy];
for (NSString *attribute in self.linkTextAttributes) {
[attributedText removeAttribute:attribute range:range];
@@ -284,40 +284,59 @@ NSString *const CCHLinkAttributeName = @"CCHLinkAttributeName";
[self drawRoundedCornerForRange:range];
}
}];
return rangeValuesForTouchDown;
}
- (void)didCancelTouchDownAtLocation:(CGPoint)location
- (void)didCancelTouchDownAtRangeValues:(NSArray *)rangeValues
{
[self enumerateLinkRangesContainingLocation:location usingBlock:^(NSRange range) {
NSMutableAttributedString *attributedText = [self.attributedText mutableCopy];
NSMutableAttributedString *attributedText = [self.attributedText mutableCopy];
for (NSValue *rangeValue in rangeValues) {
NSRange range = rangeValue.rangeValue;
for (NSString *attribute in self.linkTextTouchAttributes) {
[attributedText removeAttribute:attribute range:range];
}
[attributedText addAttributes:self.linkTextAttributes range:range];
[super setAttributedText:attributedText];
self.layer.mask = nil;
}];
}
[super setAttributedText:attributedText];
self.layer.mask = nil;
}
- (void)didTapAtLocation:(CGPoint)location
- (void)didTapAtRangeValues:(NSArray *)rangeValues
{
[self enumerateLinkRangesContainingLocation:location usingBlock:^(NSRange range) {
if ([self.linkDelegate respondsToSelector:@selector(linkTextView:didTapLinkWithValue:)]) {
if ([self.linkDelegate respondsToSelector:@selector(linkTextView:didTapLinkWithValue:)]) {
for (NSValue *rangeValue in rangeValues) {
NSRange range = rangeValue.rangeValue;
id value = [self.attributedText attribute:CCHLinkAttributeName atIndex:range.location effectiveRange:NULL];
[self.linkDelegate linkTextView:self didTapLinkWithValue:value];
}
}];
}
//
// [self enumerateLinkRangesContainingLocation:location usingBlock:^(NSRange range) {
// if ([self.linkDelegate respondsToSelector:@selector(linkTextView:didTapLinkWithValue:)]) {
// id value = [self.attributedText attribute:CCHLinkAttributeName atIndex:range.location effectiveRange:NULL];
// [self.linkDelegate linkTextView:self didTapLinkWithValue:value];
// }
// }];
}
- (void)didLongPressAtLocation:(CGPoint)location
- (void)didLongPressAtRangeValues:(NSArray *)rangeValues
{
[self enumerateLinkRangesContainingLocation:location usingBlock:^(NSRange range) {
if ([self.linkDelegate respondsToSelector:@selector(linkTextView:didLongPressLinkWithValue:)]) {
if ([self.linkDelegate respondsToSelector:@selector(linkTextView:didLongPressLinkWithValue:)]) {
for (NSValue *rangeValue in rangeValues) {
NSRange range = rangeValue.rangeValue;
id value = [self.attributedText attribute:CCHLinkAttributeName atIndex:range.location effectiveRange:NULL];
[self.linkDelegate linkTextView:self didLongPressLinkWithValue:value];
}
}];
}
// [self enumerateLinkRangesContainingLocation:location usingBlock:^(NSRange range) {
// if ([self.linkDelegate respondsToSelector:@selector(linkTextView:didLongPressLinkWithValue:)]) {
// id value = [self.attributedText attribute:CCHLinkAttributeName atIndex:range.location effectiveRange:NULL];
// [self.linkDelegate linkTextView:self didLongPressLinkWithValue:value];
// }
// }];
}
@end