小说绘上架版本
This commit is contained in:
xtfei2011
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//
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// KLSwitch.h
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// KLSwitch
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//
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// Created by Kieran Lafferty on 2013-06-15.
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// Copyright (c) 2013 Kieran Lafferty. All rights reserved.
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//
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// https://github.com/KieranLafferty/KLSwitch
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#import <UIKit/UIKit.h>
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#import <QuartzCore/QuartzCore.h>
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#define LOCK_IMAGE_SUBVIEW 100
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typedef void(^changeHandler)(BOOL isOn);
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@interface KLSwitch : UIControl <NSCoding>
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//UISwitch interface
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@property(nonatomic, strong) UIImage *onImage NS_AVAILABLE_IOS(5_0) UI_APPEARANCE_SELECTOR; //Currently this does nothing
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@property(nonatomic, strong) UIImage *offImage NS_AVAILABLE_IOS(5_0) UI_APPEARANCE_SELECTOR; //Currently this does nothing
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@property(nonatomic, strong) UIColor *onTintColor NS_AVAILABLE_IOS(5_0) UI_APPEARANCE_SELECTOR;
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@property(nonatomic, strong) UIColor *tintColor NS_AVAILABLE_IOS(6_0) UI_APPEARANCE_SELECTOR;
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@property(nonatomic, strong) UIColor *thumbTintColor NS_AVAILABLE_IOS(6_0) UI_APPEARANCE_SELECTOR;
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///Additional color options provided by KLSwitch only
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@property(nonatomic, strong) UIColor *contrastColor;
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@property(nonatomic, strong) UIColor *thumbBorderColor;
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@property(nonatomic, getter=isOn) BOOL on;
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@property(nonatomic, getter=isLocked) BOOL locked;
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//Custom completion block initiated by value change (on/off)
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@property(nonatomic, copy) changeHandler didChangeHandler;
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//Percent (0.0 - 1.0) of the control to travel while panning before a switch toggle is activated
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@property(nonatomic, assign) CGFloat panActivationThreshold;
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//Set to true if you want to maintain 51x31 proportions, false if you want to set the frame to anything
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@property(nonatomic, assign) BOOL shouldConstrainFrame;
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//Initializers
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- (id)initWithFrame:(CGRect)frame;
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- (id)initWithFrame:(CGRect)frame
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didChangeHandler:(changeHandler) didChangeHandler;
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//Events
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- (void)setOn:(BOOL)on animated:(BOOL)animated;
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- (void)setLocked:(BOOL)locked;
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- (void)setDefaultOnState:(BOOL)on;
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@end
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+555
@@ -0,0 +1,555 @@
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//
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// KLSwitch.m
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// KLSwitch
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//
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// Created by Kieran Lafferty on 2013-06-15.
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// Copyright (c) 2013 Kieran Lafferty. All rights reserved.
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//
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// https://github.com/KieranLafferty/KLSwitch
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#import "KLSwitch.h"
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#define kConstrainsFrameToProportions YES
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#define kHeightWidthRatio 1.6451612903 //Magic number as a result of dividing the height by the width on the default UISwitch size (51/31)
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//NSCoding Keys
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#define kCodingOnKey @"on"
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#define kCodingLockedKey @"off"
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#define kCodingOnTintColorKey @"onColor"
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#define kCodingOnColorKey @"onTintColor" //Not implemented
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#define kCodingTintColorKey @"tintColor"
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#define kCodingThumbTintColorKey @"thumbTintColor"
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#define kCodingOnImageKey @"onImage"
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#define kCodingOffImageKey @"offImage"
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#define kCodingConstrainFrameKey @"constrainFrame"
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//Appearance Defaults - Colors
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//Track Colors
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#define kDefaultTrackOnColor [UIColor colorWithRed:83/255.0 green: 214/255.0 blue: 105/255.0 alpha: 1]
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#define kDefaultTrackOffColor [UIColor colorWithWhite: 0.9f alpha:1.0f]
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#define kDefaultTrackContrastColor [UIColor whiteColor]
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//Thumb Colors
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#define kDefaultThumbTintColor [UIColor whiteColor]
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#define kDefaultThumbBorderColor [UIColor colorWithWhite: 0.9f alpha:1.0f]
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//Appearance - Layout
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//Size of knob with respect to the control - Must be a multiple of 2
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#define kThumbOffset 1
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#define kThumbTrackingGrowthRatio 1.2f //Amount to grow the thumb on press down
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#define kDefaultPanActivationThreshold 0.7 //Number between 0.0 - 1.0 describing how far user must drag before initiating the switch
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//Appearance - Animations
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#define kDefaultAnimationSlideLength 0.25f //Length of time to slide the thumb from left/right to right/left
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#define kDefaultAnimationScaleLength 0.15f //Length of time for the thumb to grow on press down
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#define kDefaultAnimationContrastResizeLength 0.25f //Length of time for the thumb to grow on press down
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#define kSwitchTrackContrastViewShrinkFactor 0.0001f //Must be very low but not 0 or else causes iOS 5 issues
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typedef enum {
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KLSwitchThumbJustifyLeft,
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KLSwitchThumbJustifyRight
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} KLSwitchThumbJustify;
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@interface KLSwitchThumb : UIView
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@property (nonatomic, assign) BOOL isTracking;
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-(void) growThumbWithJustification:(KLSwitchThumbJustify) justification;
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-(void) shrinkThumbWithJustification:(KLSwitchThumbJustify) justification;
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@end
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@interface KLSwitchTrack : UIView
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@property(nonatomic, getter=isOn) BOOL on;
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@property (nonatomic, strong) UIColor* contrastColor;
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@property (nonatomic, strong) UIColor* onTintColor;
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@property (nonatomic, strong) UIColor* tintColor;
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-(id) initWithFrame:(CGRect)frame
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onColor:(UIColor*) onColor
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offColor:(UIColor*) offColor
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contrastColor:(UIColor*) contrastColor;
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-(void) growContrastView;
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-(void) shrinkContrastView;
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-(void) setOn:(BOOL) on
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animated:(BOOL) animated;
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@end
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@interface KLSwitch () <UIGestureRecognizerDelegate>
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@property (nonatomic, strong) KLSwitchTrack* track;
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@property (nonatomic, strong) KLSwitchThumb* thumb;
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//Gesture Recognizers
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@property (nonatomic, strong) UIPanGestureRecognizer* panGesture;
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@property (nonatomic, strong) UITapGestureRecognizer* tapGesture;
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-(void) configureSwitch;
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-(void) initializeDefaults;
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-(void) toggleState;
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-(void) setThumbOn:(BOOL) on
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animated:(BOOL) animated;
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@end
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@implementation KLSwitch
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#pragma mark - Initializers
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- (void)encodeWithCoder:(NSCoder *)aCoder {
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[super encodeWithCoder: aCoder];
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[aCoder encodeBool: _on
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forKey: kCodingOnKey];
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[aCoder encodeObject: _onTintColor
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forKey: kCodingOnTintColorKey];
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[aCoder encodeObject: _tintColor
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forKey: kCodingTintColorKey];
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[aCoder encodeObject: _thumbTintColor
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forKey: kCodingThumbTintColorKey];
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[aCoder encodeObject: _onImage
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forKey: kCodingOnImageKey];
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[aCoder encodeObject: _offImage
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forKey: kCodingOffImageKey];
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[aCoder encodeBool: _shouldConstrainFrame
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forKey: kCodingConstrainFrameKey];
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}
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- (id)initWithCoder:(NSCoder *)aDecoder {
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[self initializeDefaults];
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if (self = [super initWithCoder: aDecoder]) {
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_on = [aDecoder decodeBoolForKey:kCodingOnKey];
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_locked = [aDecoder decodeBoolForKey:kCodingLockedKey];
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_onTintColor = [aDecoder decodeObjectForKey: kCodingOnTintColorKey];
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_tintColor = [aDecoder decodeObjectForKey: kCodingTintColorKey];
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_thumbTintColor = [aDecoder decodeObjectForKey: kCodingThumbTintColorKey];
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_onImage = [aDecoder decodeObjectForKey: kCodingOnImageKey];
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_offImage = [aDecoder decodeObjectForKey: kCodingOffImageKey];
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_onTintColor = [aDecoder decodeObjectForKey: kCodingOnTintColorKey];
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_shouldConstrainFrame = [aDecoder decodeBoolForKey: kCodingConstrainFrameKey];
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[self configureSwitch];
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}
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return self;
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}
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- (id)initWithFrame:(CGRect)frame
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{
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self = [super initWithFrame:frame];
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if (self) {
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[self configureSwitch];
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}
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return self;
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}
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- (id)initWithFrame:(CGRect)frame
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didChangeHandler:(changeHandler) didChangeHandler {
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if (self = [self initWithFrame: frame]) {
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_didChangeHandler = didChangeHandler;
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}
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return self;
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}
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-(void) setFrame:(CGRect)frame {
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if (self.shouldConstrainFrame) {
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[super setFrame: CGRectMake(frame.origin.x, frame.origin.y, frame.size.height*kHeightWidthRatio, frame.size.height)];
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}
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else [super setFrame: frame];
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}
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#pragma mark - Defaults and layout/appearance
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-(void) initializeDefaults {
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_onTintColor = kDefaultTrackOnColor;
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_tintColor = kDefaultTrackOffColor;
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_thumbTintColor = kDefaultThumbTintColor;
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_thumbBorderColor = kDefaultThumbBorderColor;
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_contrastColor = kDefaultThumbTintColor;
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_panActivationThreshold = kDefaultPanActivationThreshold;
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_shouldConstrainFrame = kConstrainsFrameToProportions;
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}
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-(void) configureSwitch {
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[self initializeDefaults];
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//Configure visual properties of self
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[self setBackgroundColor: [UIColor clearColor]];
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// tap gesture for toggling the switch
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self.tapGesture = [[UITapGestureRecognizer alloc] initWithTarget:self
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action:@selector(didTap:)];
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[self.tapGesture setDelegate:self];
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[self addGestureRecognizer:self.tapGesture];
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// pan gesture for moving the switch knob manually
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self.panGesture = [[UIPanGestureRecognizer alloc] initWithTarget:self
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action:@selector(didDrag:)];
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[self.panGesture setDelegate:self];
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[self addGestureRecognizer:self.panGesture];
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/*
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Subview layering as follows :
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TOP
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thumb
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track
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BOTTOM
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*/
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// Initialization code
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if (!_track) {
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_track = [[KLSwitchTrack alloc] initWithFrame: self.bounds
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onColor: self.onTintColor
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offColor: self.tintColor
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contrastColor: self.contrastColor];
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[_track setOn: self.isOn
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animated: NO];
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[self addSubview: self.track];
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}
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if (!_thumb) {
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_thumb = [[KLSwitchThumb alloc] initWithFrame:CGRectMake(kThumbOffset, kThumbOffset, self.bounds.size.height - 2 * kThumbOffset, self.bounds.size.height - 2 * kThumbOffset)];
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[self addSubview: _thumb];
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}
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}
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-(void) setOnTintColor:(UIColor *)onTintColor {
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_onTintColor = onTintColor;
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[self.track setOnTintColor: _onTintColor];
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}
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-(void) setTintColor:(UIColor *)tintColor {
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_tintColor = tintColor;
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[self.track setTintColor: _tintColor];
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}
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-(void) setContrastColor:(UIColor *)contrastColor {
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_contrastColor = contrastColor;
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[self.track setContrastColor: _contrastColor];
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}
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-(void) setThumbBorderColor:(UIColor *)thumbBorderColor {
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_thumbBorderColor = thumbBorderColor;
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[self.thumb.layer setBorderColor: [_thumbBorderColor CGColor]];
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}
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- (void)drawRect:(CGRect)rect
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{
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[super drawRect:rect];
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// Drawing code
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//[self.trackingKnob setTintColor: self.thumbTintColor];
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[_thumb setBackgroundColor: [UIColor whiteColor]];
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//Make the knob a circle and add a shadow
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CGFloat roundedCornerRadius = _thumb.frame.size.height/2.0f;
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[_thumb.layer setBorderWidth: 0.5];
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[_thumb.layer setBorderColor: [self.thumbBorderColor CGColor]];
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[_thumb.layer setCornerRadius: roundedCornerRadius];
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[_thumb.layer setShadowColor: [[UIColor grayColor] CGColor]];
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[_thumb.layer setShadowOffset: CGSizeMake(0, 3)];
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[_thumb.layer setShadowOpacity: 0.40f];
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[_thumb.layer setShadowRadius: 0.8];
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}
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#pragma mark - UIGestureRecognizer implementations
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-(void) didTap:(UITapGestureRecognizer*) gesture {
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if (gesture.state == UIGestureRecognizerStateEnded) {
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[self toggleState];
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}
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}
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-(void) didDrag:(UIPanGestureRecognizer*) gesture {
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if (gesture.state == UIGestureRecognizerStateBegan) {
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//Grow the thumb horizontally towards center by defined ratio
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[self setThumbIsTracking: YES
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animated: YES];
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}
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else if (gesture.state == UIGestureRecognizerStateChanged) {
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//If touch crosses the threshold then toggle the state
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CGPoint locationInThumb = [gesture locationInView: self.thumb];
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//Toggle the switch if the user pans left or right past the switch thumb bounds
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if ((self.isOn && locationInThumb.x <= 0)
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|| (!self.isOn && locationInThumb.x >= self.thumb.bounds.size.width)) {
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[self toggleState];
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}
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CGPoint locationOfTouch = [gesture locationInView:self];
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if (CGRectContainsPoint(self.bounds, locationOfTouch))
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[self sendActionsForControlEvents:UIControlEventTouchDragInside];
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else
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[self sendActionsForControlEvents:UIControlEventTouchDragOutside];
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}
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else if (gesture.state == UIGestureRecognizerStateEnded) {
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[self setThumbIsTracking: NO
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animated: YES];
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}
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}
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#pragma mark - Event Handlers
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-(void) toggleState {
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//Alternate between on/off
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[self setOn: self.isOn ? NO : YES
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animated: YES];
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}
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- (void)setDefaultOnState:(BOOL)on
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{
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if (_on == on) {
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return;
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}
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//Move the thumb to the new position
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[self setThumbOn: on
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animated: NO];
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//Animate the contrast view of the track
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[self.track setOn: on
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animated: NO];
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_on = on;
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[self sendActionsForControlEvents:UIControlEventValueChanged];
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}
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- (void)setOn:(BOOL)on
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animated:(BOOL)animated {
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//Cancel notification to parent if attempting to set to current state
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if (_on == on) {
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return;
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}
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//Move the thumb to the new position
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[self setThumbOn: on
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animated: animated];
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//Animate the contrast view of the track
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[self.track setOn: on
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animated: animated];
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_on = on;
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//Trigger the completion block if exists
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if (self.didChangeHandler) {
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self.didChangeHandler(_on);
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}
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[self sendActionsForControlEvents:UIControlEventValueChanged];
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}
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- (void) setOn:(BOOL)on {
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[self setOn: on animated: NO];
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}
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- (void) setLocked:(BOOL)locked {
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//Cancel notification to parent if attempting to set to current state
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if (_locked == locked) {
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return;
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}
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_locked = locked;
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UIImageView *lockImageView = (UIImageView *)[_track viewWithTag:LOCK_IMAGE_SUBVIEW];
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if (!locked && (lockImageView != nil)) {
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[lockImageView removeFromSuperview];
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lockImageView = nil;
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} else if (locked && (lockImageView == nil)) {
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UIImage *lockImage = [UIImage imageNamed:@"lock-icon.png"];
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lockImageView = [[UIImageView alloc] initWithImage:lockImage];
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lockImageView.frame = CGRectMake(7, 8, lockImage.size.width, lockImage.size.height);
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lockImageView.tag = LOCK_IMAGE_SUBVIEW;
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[_track addSubview:lockImageView];
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[_track bringSubviewToFront:lockImageView];
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}
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}
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- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
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{
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[super touchesBegan:touches withEvent:event];
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[self sendActionsForControlEvents:UIControlEventTouchDown];
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}
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- (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event
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{
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[super touchesEnded:touches withEvent:event];
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[self sendActionsForControlEvents:UIControlEventTouchUpInside];
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}
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- (void)touchesCancelled:(NSSet *)touches withEvent:(UIEvent *)event
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{
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[super touchesCancelled:touches withEvent:event];
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[self sendActionsForControlEvents:UIControlEventTouchUpOutside];
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}
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-(void) setThumbIsTracking:(BOOL)isTracking {
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if (isTracking) {
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//Grow
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[self.thumb growThumbWithJustification: self.isOn ? KLSwitchThumbJustifyRight : KLSwitchThumbJustifyLeft];
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}
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else {
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//Shrink
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[self.thumb shrinkThumbWithJustification: self.isOn ? KLSwitchThumbJustifyRight : KLSwitchThumbJustifyLeft];
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}
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[self.thumb setIsTracking: isTracking];
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}
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-(void) setThumbIsTracking:(BOOL)isTracking
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animated:(BOOL) animated {
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__weak id weakSelf = self;
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[UIView animateWithDuration: kDefaultAnimationScaleLength
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delay: fabs(kDefaultAnimationSlideLength - kDefaultAnimationScaleLength)
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options: UIViewAnimationOptionCurveEaseOut
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animations: ^{
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[weakSelf setThumbIsTracking: isTracking];
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}
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completion:nil];
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}
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-(void) setThumbOn:(BOOL) on
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animated:(BOOL) animated {
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if (animated) {
|
||||
[UIView animateWithDuration:0.3 animations:^{
|
||||
[self setThumbOn:on animated:NO];
|
||||
}];
|
||||
}
|
||||
CGRect thumbFrame = self.thumb.frame;
|
||||
if (on) {
|
||||
thumbFrame.origin.x = self.bounds.size.width - (thumbFrame.size.width + kThumbOffset);
|
||||
}
|
||||
else {
|
||||
thumbFrame.origin.x = kThumbOffset;
|
||||
}
|
||||
[self.thumb setFrame: thumbFrame];
|
||||
}
|
||||
@end
|
||||
|
||||
|
||||
@implementation KLSwitchThumb
|
||||
|
||||
-(void) growThumbWithJustification:(KLSwitchThumbJustify) justification {
|
||||
if (self.isTracking)
|
||||
return;
|
||||
|
||||
CGRect thumbFrame = self.frame;
|
||||
|
||||
CGFloat deltaWidth = self.frame.size.width * (kThumbTrackingGrowthRatio - 1);
|
||||
thumbFrame.size.width += deltaWidth;
|
||||
if (justification == KLSwitchThumbJustifyRight) {
|
||||
thumbFrame.origin.x -= deltaWidth;
|
||||
}
|
||||
[self setFrame: thumbFrame];
|
||||
}
|
||||
-(void) shrinkThumbWithJustification:(KLSwitchThumbJustify) justification {
|
||||
if (!self.isTracking)
|
||||
return;
|
||||
|
||||
CGRect thumbFrame = self.frame;
|
||||
|
||||
CGFloat deltaWidth = self.frame.size.width * (1 - 1 / (kThumbTrackingGrowthRatio));
|
||||
thumbFrame.size.width -= deltaWidth;
|
||||
if (justification == KLSwitchThumbJustifyRight) {
|
||||
thumbFrame.origin.x += deltaWidth;
|
||||
}
|
||||
[self setFrame: thumbFrame];
|
||||
|
||||
}
|
||||
@end
|
||||
|
||||
@interface KLSwitchTrack ()
|
||||
@property (nonatomic, strong) UIView* contrastView;
|
||||
@property (nonatomic, strong) UIView* onView;
|
||||
@end
|
||||
|
||||
@implementation KLSwitchTrack
|
||||
|
||||
-(id) initWithFrame:(CGRect)frame
|
||||
onColor:(UIColor*) onColor
|
||||
offColor:(UIColor*) offColor
|
||||
contrastColor:(UIColor*) contrastColor {
|
||||
if (self = [super initWithFrame: frame]) {
|
||||
_onTintColor = onColor;
|
||||
_tintColor = offColor;
|
||||
|
||||
CGFloat cornerRadius = frame.size.height/2.0f;
|
||||
[self.layer setCornerRadius: cornerRadius];
|
||||
[self setBackgroundColor: _tintColor];
|
||||
|
||||
CGRect contrastRect = frame;
|
||||
contrastRect.size.width = frame.size.width - 2*kThumbOffset;
|
||||
contrastRect.size.height = frame.size.height - 2*kThumbOffset;
|
||||
CGFloat contrastRadius = contrastRect.size.height/2.0f;
|
||||
|
||||
_contrastView = [[UIView alloc] initWithFrame:contrastRect];
|
||||
[_contrastView setBackgroundColor: contrastColor];
|
||||
[_contrastView setCenter: self.center];
|
||||
[_contrastView.layer setCornerRadius: contrastRadius];
|
||||
[self addSubview: _contrastView];
|
||||
|
||||
_onView = [[UIView alloc] initWithFrame:frame];
|
||||
[_onView setBackgroundColor: _onTintColor];
|
||||
[_onView setCenter: self.center];
|
||||
[_onView.layer setCornerRadius: cornerRadius];
|
||||
[self addSubview: _onView];
|
||||
|
||||
}
|
||||
return self;
|
||||
}
|
||||
|
||||
-(void) setOn:(BOOL)on {
|
||||
if (on) {
|
||||
[self.onView setAlpha: 1.0];
|
||||
[self shrinkContrastView];
|
||||
}
|
||||
else {
|
||||
[self.onView setAlpha: 0.0];
|
||||
[self growContrastView];
|
||||
}
|
||||
}
|
||||
|
||||
-(void) setOn:(BOOL)on
|
||||
animated:(BOOL)animated {
|
||||
if (animated) {
|
||||
__weak id weakSelf = self;
|
||||
//First animate the color switch
|
||||
[UIView animateWithDuration: kDefaultAnimationContrastResizeLength
|
||||
delay: 0.0
|
||||
options: UIViewAnimationOptionCurveEaseOut
|
||||
animations:^{
|
||||
[weakSelf setOn: on
|
||||
animated: NO];
|
||||
}
|
||||
completion:nil];
|
||||
}
|
||||
else {
|
||||
[self setOn: on];
|
||||
}
|
||||
}
|
||||
|
||||
-(void) setOnTintColor:(UIColor *)onTintColor {
|
||||
_onTintColor = onTintColor;
|
||||
[self.onView setBackgroundColor: _onTintColor];
|
||||
}
|
||||
|
||||
-(void) setTintColor:(UIColor *)tintColor {
|
||||
_tintColor = tintColor;
|
||||
[self setBackgroundColor: _tintColor];
|
||||
}
|
||||
|
||||
-(void) setContrastColor:(UIColor *)contrastColor {
|
||||
_contrastColor = contrastColor;
|
||||
[self.contrastView setBackgroundColor: _contrastColor];
|
||||
}
|
||||
|
||||
-(void) growContrastView {
|
||||
//Start out with contrast view small and centered
|
||||
[self.contrastView setTransform: CGAffineTransformMakeScale(kSwitchTrackContrastViewShrinkFactor, kSwitchTrackContrastViewShrinkFactor)];
|
||||
[self.contrastView setTransform: CGAffineTransformMakeScale(1, 1)];
|
||||
}
|
||||
|
||||
-(void) shrinkContrastView {
|
||||
//Start out with contrast view the size of the track
|
||||
[self.contrastView setTransform: CGAffineTransformMakeScale(1, 1)];
|
||||
[self.contrastView setTransform: CGAffineTransformMakeScale(kSwitchTrackContrastViewShrinkFactor, kSwitchTrackContrastViewShrinkFactor)];
|
||||
}
|
||||
|
||||
@end
|
||||
Reference in New Issue
Block a user