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| Original file line number | Diff line number | Diff line change |
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| // | ||
| // FBProgressView.h | ||
| // FBProgressView | ||
| // | ||
| // Created by Hiroshi Hashiguchi on 11/03/30. | ||
| // Copyright 2011 __MyCompanyName__. All rights reserved. | ||
| // | ||
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| #import <UIKit/UIKit.h> | ||
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| typedef enum { | ||
| FBProgressViewStyleDefault = 0, | ||
| FBProgressViewStyleGray, | ||
| FBProgressViewStyleWhite | ||
| } FBProgressViewStyle; | ||
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| @interface FBProgressView : UIView { | ||
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| UIColor* color_; | ||
| CGFloat lineWidth_; | ||
| UIBezierPath* outlinePath_; | ||
| FBProgressViewStyle progressViewStyle_; | ||
| float progress_; | ||
| BOOL hidesUntilStart_; | ||
| BOOL started_; | ||
| } | ||
| @property (nonatomic, assign) CGFloat lineWidth; | ||
| @property (nonatomic, assign) FBProgressViewStyle progressViewStyle; | ||
| @property (nonatomic, assign) float progress; | ||
| @property (nonatomic, assign) BOOL hidesUntilStart; | ||
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| @end |
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| @@ -0,0 +1,167 @@ | ||
| // | ||
| // FBProgressView.m | ||
| // FBProgressView | ||
| // | ||
| // Created by Hiroshi Hashiguchi on 11/03/30. | ||
| // Copyright 2011 __MyCompanyName__. All rights reserved. | ||
| // | ||
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| #import "FBProgressView.h" | ||
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| @interface FBProgressView() | ||
| @property (nonatomic, retain) UIColor* color; | ||
| @end | ||
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| @implementation FBProgressView | ||
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| @synthesize color = color_; | ||
| @synthesize lineWidth = lineWidth_; | ||
| @synthesize progressViewStyle = progressViewStyle_; | ||
| @synthesize progress = progress_; | ||
| @synthesize hidesUntilStart = hidesUntilStart_; | ||
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| #pragma mark - | ||
| #pragma mark Private Services | ||
| - (void)_createOutlinePath | ||
| { | ||
| [outlinePath_ release]; | ||
| outlinePath_ = [[UIBezierPath bezierPath] retain]; | ||
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| CGSize size = self.bounds.size; | ||
| CGFloat unit = size.height/2.0 - self.lineWidth; | ||
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| CGPoint c1 = CGPointMake(unit+self.lineWidth, unit+self.lineWidth); | ||
| [outlinePath_ addArcWithCenter:c1 | ||
| radius:unit | ||
| startAngle:3*M_PI/2 endAngle:M_PI/2 | ||
| clockwise:NO]; | ||
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| [outlinePath_ addLineToPoint:CGPointMake(size.width - c1.x, | ||
| size.height - self.lineWidth)]; | ||
| CGPoint c2 = CGPointMake(size.width - unit - self.lineWidth, | ||
| unit+self.lineWidth); | ||
| [outlinePath_ addArcWithCenter:c2 | ||
| radius:unit | ||
| startAngle:M_PI/2 endAngle:-M_PI/2 | ||
| clockwise:NO]; | ||
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| [outlinePath_ addLineToPoint:CGPointMake(c1.x, self.lineWidth)]; | ||
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| [outlinePath_ setLineWidth:self.lineWidth]; | ||
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| } | ||
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| - (void)_init | ||
| { | ||
| self.progressViewStyle = FBProgressViewStyleDefault; | ||
| self.lineWidth = 3.0; | ||
| self.backgroundColor = [UIColor clearColor]; | ||
| [self _createOutlinePath]; | ||
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| self.hidesUntilStart = YES; | ||
| started_ = NO; | ||
| } | ||
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| #define MARGIN_UNIT 3.0 | ||
| - (void)_drawProgressBar | ||
| { | ||
| CGFloat margin = self.lineWidth + MARGIN_UNIT; | ||
| CGSize size = self.bounds.size; | ||
| size.width -= margin*2; | ||
| size.height -= margin*2; | ||
| CGFloat unit = size.height/2.0; | ||
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| CGFloat progressWidth = size.width * self.progress; | ||
| if (progressWidth < unit*2) { | ||
| progressWidth = unit*2; | ||
| } | ||
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| CGRect barRect = CGRectMake(margin, | ||
| margin, | ||
| progressWidth, | ||
| size.height); | ||
| UIBezierPath* path = [UIBezierPath bezierPathWithRoundedRect:barRect | ||
| cornerRadius:unit]; | ||
| [path fill]; | ||
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| } | ||
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| #pragma mark - | ||
| #pragma mark Initialization and deallocation | ||
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| - (id)initWithFrame:(CGRect)frame | ||
| { | ||
| self = [super initWithFrame:frame]; | ||
| if (self) { | ||
| [self _init]; | ||
| } | ||
| return self; | ||
| } | ||
| - (id)initWithCoder:(NSCoder *)aDecoder | ||
| { | ||
| self = [super initWithCoder:aDecoder]; | ||
| if (self) { | ||
| [self _init]; | ||
| } | ||
| return self; | ||
| } | ||
| - (void)dealloc { | ||
| [outlinePath_ release]; | ||
| [super dealloc]; | ||
| } | ||
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| #pragma mark - | ||
| #pragma mark UIView | ||
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| - (void)drawRect:(CGRect)rect | ||
| { | ||
| if (!self.hidesUntilStart || started_) { | ||
| [self.color set]; | ||
| [outlinePath_ stroke]; | ||
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| if (self.progress) { | ||
| [self _drawProgressBar]; | ||
| } | ||
| } | ||
| } | ||
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| #pragma mark - | ||
| #pragma mark Properties | ||
| - (void)setProgressViewStyle:(FBProgressViewStyle)progressViewStyle | ||
| { | ||
| progressViewStyle_ = progressViewStyle; | ||
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| switch (progressViewStyle) { | ||
| case FBProgressViewStyleGray: | ||
| self.color = [UIColor lightGrayColor]; | ||
| break; | ||
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| case FBProgressViewStyleWhite: | ||
| self.color = [UIColor whiteColor]; | ||
| break; | ||
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| default: | ||
| self.color = [UIColor lightGrayColor]; | ||
| break; | ||
| } | ||
| } | ||
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| - (void)setProgress:(float)progress | ||
| { | ||
| if (progress > 1.0) { | ||
| progress = 1.0; | ||
| } else if (progress < 0.0) { | ||
| progress = 0.0; | ||
| } | ||
| progress_ = progress; | ||
| started_ = YES; | ||
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| [self setNeedsDisplay]; | ||
| } | ||
|
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| @end |
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