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Code Issues Packages Projects Releases Wiki Activity

Use new enumerate method

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This commit is contained in:
Claus Höfele
2014-03-18 17:42:18 +01:00
parent f9ffcf4d2c
commit e74639d84e
3 changed files with 46 additions and 101 deletions
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34
CCHLinkTextView Example/CCHLinkTextView ExampleTests/CCHLinkTextViewTests.m
View File

@@ -44,34 +44,6 @@
self.linkTextView.text = @"012345678901234567890123456789";
}
- (void)testLinkRangeFound
{
NSRange range = NSMakeRange(3, 4);
[self.linkTextView addLinkForRange:range];
__block NSUInteger blockCalled = 0;
BOOL linkFound = [self.linkTextView enumerateLinkRangesIncludingCharacterIndex:4 usingBlock:^(NSRange range) {
blockCalled++;
}];
XCTAssertTrue(linkFound);
XCTAssertEqual(blockCalled, 1u);
}
- (void)testLinkRangeNotFound
{
NSRange range = NSMakeRange(3, 4);
[self.linkTextView addLinkForRange:range];
__block NSUInteger blockCalled = 0;
BOOL linkFound = [self.linkTextView enumerateLinkRangesIncludingCharacterIndex:1 usingBlock:^(NSRange range) {
blockCalled++;
}];
XCTAssertFalse(linkFound);
XCTAssertEqual(blockCalled, 0u);
}
- (void)testEnumerateViewRectsForRanges
{
NSValue *rangeAsValue = [NSValue valueWithRange:NSMakeRange(0, 10)];
@@ -109,7 +81,7 @@
[self.linkTextView addLinkForRange:linkRange];
__block NSUInteger blockCalled = 0;
[self.linkTextView enumerateLinkRangesContainingPoint:CGPointMake(50, 20) usingBlock:^(NSRange range) {
[self.linkTextView enumerateLinkRangesContainingLocation:CGPointMake(50, 20) usingBlock:^(NSRange range) {
blockCalled++;
XCTAssertTrue(NSEqualRanges(range, linkRange));
}];
@@ -122,7 +94,7 @@
[self.linkTextView addLinkForRange:linkRange];
__block NSUInteger blockCalled = 0;
[self.linkTextView enumerateLinkRangesContainingPoint:CGPointMake(50, 20) usingBlock:^(NSRange range) {
[self.linkTextView enumerateLinkRangesContainingLocation:CGPointMake(50, 20) usingBlock:^(NSRange range) {
blockCalled++;
XCTAssertTrue(NSEqualRanges(range, linkRange));
}];
@@ -135,7 +107,7 @@
[self.linkTextView addLinkForRange:NSMakeRange(5, 20)];
__block NSUInteger blockCalled = 0;
[self.linkTextView enumerateLinkRangesContainingPoint:CGPointMake(50, 20) usingBlock:^(NSRange range) {
[self.linkTextView enumerateLinkRangesContainingLocation:CGPointMake(50, 20) usingBlock:^(NSRange range) {
blockCalled++;
}];
XCTAssertEqual(blockCalled, 2);

4
CCHLinkTextView/CCHLinkTextView.h
View File

@@ -39,8 +39,8 @@
- (void)addLinkForRange:(NSRange)range;
//- (void)removeLinkForRange:(NSRange)range;
- (BOOL)enumerateLinkRangesIncludingCharacterIndex:(NSUInteger)characterIndex usingBlock:(void (^)(NSRange range))block;
- (void)enumerateViewRectsForRanges:(NSArray *)ranges usingBlock:(void (^)(CGRect rect, NSRange range, BOOL *stop))block;
- (BOOL)enumerateLinkRangesContainingPoint:(CGPoint)point usingBlock:(void (^)(NSRange range))block;
- (BOOL)enumerateLinkRangesContainingLocation:(CGPoint)location usingBlock:(void (^)(NSRange range))block;
@end

109
CCHLinkTextView/CCHLinkTextView.m
View File

@@ -35,7 +35,7 @@
@interface CCHLinkTextView () <UIGestureRecognizerDelegate>
@property (nonatomic, strong) NSMutableArray *linkRanges;
@property (nonatomic, assign) NSUInteger touchDownCharacterIndex;
@property (nonatomic, assign) CGPoint touchDownLocation;
@property (nonatomic, strong) CCHLinkGestureRecognizer *linkGestureRecognizer;
@end
@@ -59,18 +59,13 @@
- (void)setUp
{
self.linkRanges = [NSMutableArray array];
self.touchDownCharacterIndex = -1;
self.touchDownLocation = CGPointZero;
self.linkGestureRecognizer = [[CCHLinkGestureRecognizer alloc] initWithTarget:self action:@selector(linkAction:)];
self.linkGestureRecognizer.delegate = self;
[self addGestureRecognizer:self.linkGestureRecognizer];
}
- (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldRecognizeSimultaneouslyWithGestureRecognizer:(UIGestureRecognizer *)otherGestureRecognizer
{
return YES;
}
- (void)addLinkForRange:(NSRange)range
{
[self.linkRanges addObject:[NSValue valueWithRange:range]];
@@ -93,7 +88,7 @@
UIGraphicsPopContext();
}
- (BOOL)enumerateLinkRangesContainingPoint:(CGPoint)point usingBlock:(void (^)(NSRange range))block
- (BOOL)enumerateLinkRangesContainingLocation:(CGPoint)location usingBlock:(void (^)(NSRange range))block
{
if (!block) {
return NO;
@@ -101,7 +96,7 @@
__block BOOL found = NO;
[self enumerateViewRectsForRanges:self.linkRanges usingBlock:^(CGRect rect, NSRange range, BOOL *stop) {
if (CGRectContainsPoint(rect, point)) {
if (CGRectContainsPoint(rect, location)) {
found = YES;
*stop = YES;
block(range);
@@ -129,35 +124,6 @@
}
}
- (BOOL)enumerateLinkRangesIncludingCharacterIndex:(NSUInteger)characterIndex usingBlock:(void (^)(NSRange range))block
{
if (!block) {
return NO;
}
BOOL linkTapped = NO;
for (NSValue *value in self.linkRanges) {
NSRange range = value.rangeValue;
if (NSLocationInRange(characterIndex, range)) {
linkTapped = YES;
block(range);
}
}
return linkTapped;
}
- (NSUInteger)characterIndexForGestureRecognizer:(UIGestureRecognizer *)gestureRecognizer
{
CGPoint location = [gestureRecognizer locationInView:self];
location.x -= self.textContainerInset.left;
location.y -= self.textContainerInset.top;
NSUInteger characterIndex = [self.layoutManager characterIndexForPoint:location inTextContainer:self.textContainer fractionOfDistanceBetweenInsertionPoints:NULL];
return characterIndex;
}
- (void)addAttributes:(NSDictionary *)attributes range:(NSRange)range
{
NSMutableAttributedString *attributedText = [self.attributedText mutableCopy];
@@ -190,53 +156,60 @@
- (void)linkAction:(CCHLinkGestureRecognizer *)recognizer
{
if (recognizer.state == UIGestureRecognizerStateBegan) {
NSAssert(self.touchDownCharacterIndex == -1, @"Invalid character index");
self.touchDownCharacterIndex = [self characterIndexForGestureRecognizer:recognizer];
[self didTouchDownAtCharacterIndex:self.touchDownCharacterIndex];
NSAssert(CGPointEqualToPoint(self.touchDownLocation, CGPointZero), @"Invalid touch down location");
CGPoint location = [recognizer locationInView:self];
self.touchDownLocation = location;
[self didTouchDownAtLocation:location];
} else if (recognizer.state == UIGestureRecognizerStateEnded) {
NSAssert(self.touchDownCharacterIndex != -1, @"Invalid character index");
NSUInteger characterIndex = self.touchDownCharacterIndex;
NSAssert(!CGPointEqualToPoint(self.touchDownLocation, CGPointZero), @"Invalid touch down location");
if (recognizer.result == CCHLinkGestureRecognizerResultTap) {
BOOL linkFound = [self enumerateLinkRangesIncludingCharacterIndex:characterIndex usingBlock:^(NSRange range) {
[self didTapLinkAtCharacterIndex:characterIndex range:range];
}];
if (!linkFound) {
[self linkTextViewDidTap];
}
} else if (recognizer.result == CCHLinkGestureRecognizerResultLongPress) {
BOOL linkFound = [self enumerateLinkRangesIncludingCharacterIndex:characterIndex usingBlock:^(NSRange range) {
[self didLongPressLinkAtCharacterIndex:characterIndex range:range];
}];
if (!linkFound) {
[self linkTextViewDidLongPress];
}
}
CGPoint location = self.touchDownLocation;
// if (recognizer.result == CCHLinkGestureRecognizerResultTap) {
// BOOL linkFound = [self enumerateLinkRangesIncludingCharacterIndex:characterIndex usingBlock:^(NSRange range) {
// [self didTapLinkAtCharacterIndex:characterIndex range:range];
// }];
//
// if (!linkFound) {
// [self linkTextViewDidTap];
// }
// } else if (recognizer.result == CCHLinkGestureRecognizerResultLongPress) {
// BOOL linkFound = [self enumerateLinkRangesIncludingCharacterIndex:characterIndex usingBlock:^(NSRange range) {
// [self didLongPressLinkAtCharacterIndex:characterIndex range:range];
// }];
//
// if (!linkFound) {
// [self linkTextViewDidLongPress];
// }
// }
[self didCancelTouchDownAtCharacterIndex:characterIndex];
self.touchDownCharacterIndex = -1;
[self didCancelTouchDownAtLocation:location];
self.touchDownLocation = CGPointZero;
}
}
- (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldRecognizeSimultaneouslyWithGestureRecognizer:(UIGestureRecognizer *)otherGestureRecognizer
{
return YES;
}
#pragma mark Gesture handling
- (void)didTouchDownAtCharacterIndex:(NSUInteger)characterIndex
- (void)didTouchDownAtLocation:(CGPoint)location
{
NSLog(@"touch down %tu", characterIndex);
NSLog(@"touch down");
[self enumerateLinkRangesIncludingCharacterIndex:characterIndex usingBlock:^(NSRange range) {
[self enumerateLinkRangesContainingLocation:location usingBlock:^(NSRange range) {
NSDictionary *attributes = @{NSBackgroundColorAttributeName : UIColor.greenColor};
[self addAttributes:attributes range:range];
}];
}
- (void)didCancelTouchDownAtCharacterIndex:(NSUInteger)characterIndex
- (void)didCancelTouchDownAtLocation:(CGPoint)location
{
NSLog(@"touch down canceled %tu", characterIndex);
NSLog(@"touch down canceled");
[self enumerateLinkRangesIncludingCharacterIndex:characterIndex usingBlock:^(NSRange range) {
[self enumerateLinkRangesContainingLocation:location usingBlock:^(NSRange range) {
NSDictionary *attributes = @{NSBackgroundColorAttributeName : UIColor.clearColor};
[self addAttributes:attributes range:range];
}];