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update hilight image when tocuh begin #17

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update hilight image when tocuh begin #17

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6a35928
update delegate
Jul 15, 2014
b905216
add gif
Jul 15, 2014
9bf8f07
update README.md
Jul 15, 2014
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58 changes: 56 additions & 2 deletions EDStarRating/EDStarRating.h
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Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,60 @@
#endif


//
// ARC Helper
//
// Version 1.2.1
//
// Created by Nick Lockwood on 05/01/2012.
// Copyright 2012 Charcoal Design
//
// Distributed under the permissive zlib license
// Get the latest version from here:
//
// https://gist.github.com/1563325
//

#ifndef AH_RETAIN
#if __has_feature(objc_arc)
#define AH_RETAIN(x) (x)
#define AH_RELEASE(x)
#define AH_AUTORELEASE(x) (x)
#define AH_SUPER_DEALLOC
#else
#define __AH_WEAK
#define AH_WEAK assign
#define AH_RETAIN(x) [(x) retain]
#define AH_RELEASE(x) [(x) release]
#define AH_AUTORELEASE(x) [(x) autorelease]
#define AH_SUPER_DEALLOC [super dealloc]
#endif
#endif

// Weak reference support

#ifndef AH_WEAK
#if defined __IPHONE_OS_VERSION_MIN_REQUIRED
#if __IPHONE_OS_VERSION_MIN_REQUIRED > __IPHONE_4_3
#define __AH_WEAK __weak
#define AH_WEAK weak
#else
#define __AH_WEAK __unsafe_unretained
#define AH_WEAK unsafe_unretained
#endif
#elif defined __MAC_OS_X_VERSION_MIN_REQUIRED
#if __MAC_OS_X_VERSION_MIN_REQUIRED > __MAC_10_7
#define __AH_WEAK __weak
#define AH_WEAK weak
#else
#define __AH_WEAK __unsafe_unretained
#define AH_WEAK unsafe_unretained
#endif
#endif
#endif

// ARC Helper ends


#if EDSTAR_MACOSX
#import <Cocoa/Cocoa.h>
Expand Down Expand Up @@ -61,15 +115,15 @@ typedef UIImage EDImage;
@property (nonatomic) EDStarRatingDisplayMode displayMode;
@property (nonatomic) float halfStarThreshold;

@property (nonatomic,weak) id<EDStarRatingProtocol> delegate;
@property (nonatomic,AH_WEAK) id<EDStarRatingProtocol> delegate;
@property (nonatomic,copy) EDStarRatingReturnBlock returnBlock;
@end


@protocol EDStarRatingProtocol <NSObject>

@optional
-(void)starsSelectionChanged:(EDStarRating*)control rating:(float)rating;
-(UIImage *)starsSelectionChanged:(EDStarRating*)control rating:(float)rating;

@end

128 changes: 37 additions & 91 deletions EDStarRating/EDStarRating.m
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Original file line number Diff line number Diff line change
Expand Up @@ -9,14 +9,6 @@

#define ED_DEFAULT_HALFSTAR_THRESHOLD 0.6


@interface EDStarRating()
@property (nonatomic,strong ) EDImage *tintedStarImage;
@property (nonatomic,strong ) EDImage *tintedStarHighlightedImage;
@property (nonatomic) CGColorRef backCGColor;
@end


@implementation EDStarRating
@synthesize starImage;
@synthesize starHighlightedImage;
Expand All @@ -29,7 +21,7 @@ @implementation EDStarRating
@synthesize halfStarThreshold;
@synthesize displayMode;
#if EDSTAR_MACOSX
@synthesize backgroundColor=_backgroundColor;
@synthesize backgroundColor;
#endif
@synthesize returnBlock=_returnBlock;

Expand All @@ -44,7 +36,6 @@ -(void)setDefaultProperties
horizontalMargin=10.0;
displayMode = EDStarRatingDisplayFull;
halfStarThreshold=ED_DEFAULT_HALFSTAR_THRESHOLD;
[self setBackgroundColor:[EDColor clearColor]];

}
#if EDSTAR_MACOSX
Expand Down Expand Up @@ -83,7 +74,19 @@ -(id)initWithFrame:(CGRect)frame



-(void)dealloc
{
AH_RELEASE(starImage);
AH_RELEASE(starHighlightedImage);
AH_RELEASE(backgroundImage);
#if EDSTAR_MACOSX
AH_RELEASE(backgroundColor);
#endif

#if ! __has_feature(objc_arc)
[super dealloc];
#endif
}
#pragma mark -
#pragma mark Setters
-(void)setReturnBlock:(EDStarRatingReturnBlock)retBlock
Expand Down Expand Up @@ -156,21 +159,6 @@ -(void)drawImage:(EDImage*)image atPosition:(NSInteger)position

}


-(void)setBackgroundColor:(EDColor *)color
{
#if EDSTAR_IOS
[super setBackgroundColor:color];
#else
_backgroundColor = color;
#endif
if( color )
{
self.backCGColor = [self cgColor:color];
}
}


-(CGColorRef)cgColor:(EDColor*)color
{
CGColorRef cgColor = nil;
Expand All @@ -182,8 +170,11 @@ -(CGColorRef)cgColor:(EDColor*)color
CGColorSpaceRef colorSpace = [[color colorSpace] CGColorSpace];

[color getComponents:(CGFloat *)&components];
cgColor = CGColorCreate(colorSpace, components);
CGColorSpaceRelease(colorSpace);
#if __has_feature(objc_arc)
cgColor = (__bridge CGColorRef)AH_AUTORELEASE((__bridge id)CGColorCreate(colorSpace, components));
#else
cgColor = ( CGColorRef)AH_AUTORELEASE(( id)CGColorCreate(colorSpace, components));
#endif

#else
cgColor = color.CGColor;
Expand All @@ -210,7 +201,8 @@ -(void)drawRect:(CGRect)rect
CGContextRef ctx = [self currentContext];

// Fill background color
CGContextSetFillColorWithColor(ctx, self.backCGColor);
EDColor *colorToDraw = self.backgroundColor==nil?[EDColor clearColor]:self.backgroundColor;
CGContextSetFillColorWithColor(ctx, [self cgColor:colorToDraw]);
CGContextFillRect(ctx, bounds);

// Draw background Image
Expand All @@ -223,7 +215,7 @@ -(void)drawRect:(CGRect)rect
CGSize starSize = starHighlightedImage.size;
for( NSInteger i=0 ; i<maxRating; i++ )
{
[self drawImage:self.tintedStarImage atPosition:i];
[self drawImage:self.starImage atPosition:i];
if( i < _rating ) // Highlight
{
CGContextSaveGState(ctx);
Expand Down Expand Up @@ -252,12 +244,11 @@ -(void)drawRect:(CGRect)rect

}

[self drawImage:self.tintedStarHighlightedImage atPosition:i];
[self drawImage:starHighlightedImage atPosition:i];
}
CGContextRestoreGState(ctx);
}
}

}


Expand Down Expand Up @@ -333,7 +324,15 @@ -(void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event

UITouch *touch = [touches anyObject];
CGPoint touchLocation = [touch locationInView:self];
self.rating =[self starsForPoint:touchLocation];
self.rating =[self starsForPoint:touchLocation];

if( self.delegate && [self.delegate respondsToSelector:@selector(starsSelectionChanged:rating:)] ){
UIImage * img = [self.delegate starsSelectionChanged:self rating:self.rating];
if (img != nil) {
starHighlightedImage = img;
}
}

[self setNeedsDisplay];
}

Expand All @@ -348,68 +347,15 @@ - (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event
if( !editable )
return;

if( self.delegate && [self.delegate respondsToSelector:@selector(starsSelectionChanged:rating:)] )
[self.delegate starsSelectionChanged:self rating:self.rating];
if( self.delegate && [self.delegate respondsToSelector:@selector(starsSelectionChanged:rating:)] ){
UIImage * img = [self.delegate starsSelectionChanged:self rating:self.rating];
if (img != nil) {
starHighlightedImage = img;
}
}

if( self.returnBlock)
self.returnBlock(self.rating);

}


#pragma mark - Tint color Support
-(void)setStarImage:(EDImage *)image
{
if( starImage == image)
return;

starImage = image;
self.tintedStarImage = [self tintedImage:image];
}

-(void)setStarHighlightedImage:(EDImage *)image
{
if( starHighlightedImage == image )
return;

starHighlightedImage = image;
self.tintedStarHighlightedImage = [self tintedImage:image];

}
-(EDImage*)tintedImage:(EDImage*)img
{
EDImage *tintedImage = img;
#if EDSTAR_IOS
// Make sure tintColor is available (>= iOS 7.0 runtime)
if( [self respondsToSelector:@selector(tintColor)] && img.renderingMode == UIImageRenderingModeAlwaysTemplate )
{

UIGraphicsBeginImageContextWithOptions(img.size, NO, [UIScreen mainScreen].scale );
CGContextRef context = UIGraphicsGetCurrentContext();
CGContextTranslateCTM(context, 0, img.size.height);
CGContextScaleCTM(context, 1.0, -1.0);
CGRect rect = CGRectMake(0, 0, img.size.width, img.size.height);
// draw alpha-mask
CGContextSetBlendMode(context, kCGBlendModeNormal);
CGContextDrawImage(context, rect, img.CGImage);
// draw tint color, preserving alpha values of original image
CGContextSetBlendMode(context, kCGBlendModeSourceIn);
[self.tintColor setFill];
CGContextFillRect(context, rect);

tintedImage = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
}
#endif
return tintedImage;
}
#if EDSTAR_IOS
-(void)tintColorDidChange
{
self.tintedStarImage = [self tintedImage:self.starImage];
self.tintedStarHighlightedImage = [self tintedImage:self.starHighlightedImage];
[self setNeedsDisplay];
}
#endif

@end
1 change: 1 addition & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -51,6 +51,7 @@ But it's only tested it with ARC enabled in 10.8+ and iOS 6.0+. Let me now if it

![EDStarRating](https://github.com/erndev/EDStarRating/raw/master/edstarrating.png)
![EDStarRating](https://github.com/erndev/EDStarRating/raw/master/edstarrating-ios.png)
![EDStarRating](https://github.com/beiliubei/EDStarRating/raw/master/edstarrating.gif)

### License
BSD License.
Expand Down
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