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Add pre build script to copy modified ITPullToRefreshScrollView files…
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106 changes: 106 additions & 0 deletions
106
CocoaControls/ITPullToRefreshScrollView/ITPullToRefreshEdgeView.h
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| // | ||
| // ITPullToRefreshEdgeView.h | ||
| // ITPullToRefreshScrollView | ||
| // | ||
| // Created by Ilija Tovilo on 9/25/13. | ||
| // Copyright (c) 2013 Ilija Tovilo. All rights reserved. | ||
| // | ||
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| #import <Cocoa/Cocoa.h> | ||
| #import "ITPullToRefreshScrollView.h" | ||
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| /** | ||
| * This view is used by the `ITPullToRefreshScrollView` to display the edges. | ||
| * You can extend from this class to create custom edges. | ||
| */ | ||
| @interface ITPullToRefreshEdgeView : NSView | ||
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| /** | ||
| * Use this method to initialise an edge view | ||
| * | ||
| * @param edge - The edge which will the edge view be used for | ||
| * | ||
| * @return A new instance of `ITPullToRefreshEdgeView` | ||
| */ | ||
| - (instancetype)initWithEdge:(ITPullToRefreshEdge)edge; | ||
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| // -------------------------- | ||
| // ------------------- Events | ||
| // -------------------------- | ||
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| /** | ||
| * This method is called when the edge is triggered | ||
| * | ||
| * @param scrollView - The sender scroll view | ||
| */ | ||
| - (void)pullToRefreshScrollViewDidTriggerRefresh:(ITPullToRefreshScrollView *)scrollView; | ||
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| /** | ||
| * This method is called when the edge is untriggered | ||
| * | ||
| * @param scrollView - The sender scroll view | ||
| */ | ||
| - (void)pullToRefreshScrollViewDidUntriggerRefresh:(ITPullToRefreshScrollView *)scrollView; | ||
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| /** | ||
| * This method is called when the edge starts refreshing | ||
| * | ||
| * @param scrollView - The sender scroll view | ||
| */ | ||
| - (void)pullToRefreshScrollViewDidStartRefreshing:(ITPullToRefreshScrollView *)scrollView; | ||
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| /** | ||
| * This method is called when the edge stops refreshing | ||
| * | ||
| * @param scrollView - The sender scroll view | ||
| */ | ||
| - (void)pullToRefreshScrollViewDidStopRefreshing:(ITPullToRefreshScrollView *)scrollView; | ||
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| /** | ||
| * This is the final method called when the scroll view stopped animating | ||
| * | ||
| * @param scrollView - The sender scroll view | ||
| */ | ||
| - (void)pullToRefreshScrollViewDidStopAnimating:(ITPullToRefreshScrollView *)scrollView; | ||
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| /** | ||
| * This method is called when part of the edge view becomes visible | ||
| * | ||
| * @param scrollView - The sender scroll view | ||
| * @param progress - The amount of the edge view that is visible (from 0.0 to 1.0) | ||
| */ | ||
| - (void)pullToRefreshScrollView:(ITPullToRefreshScrollView *)scrollView didScrollWithProgress:(CGFloat)progress; | ||
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| // -------------------------- | ||
| // ------------ Customisation | ||
| // -------------------------- | ||
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| /** | ||
| * Override this to remove the progress indicator and create other components | ||
| */ | ||
| - (void)installComponents; | ||
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| /** | ||
| * The height of the edge view. | ||
| * Override this method to achieve a custom edge view height. | ||
| * | ||
| * @return The height of the edge view | ||
| */ | ||
| - (CGFloat)edgeViewHeight; | ||
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| /** | ||
| * Override this method to draw a custom background. | ||
| * You can also just override `drawRect:` and to all the drawing on your own. | ||
| * | ||
| * @param The rect which should be drawn on | ||
| */ | ||
| - (void)drawBackgroundInRect:(NSRect)dirtyRect; | ||
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| @property ITPullToRefreshEdge edgeViewEdge; | ||
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| @end |
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CocoaControls/ITPullToRefreshScrollView/ITPullToRefreshEdgeView.m
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| Original file line number | Diff line number | Diff line change |
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| // | ||
| // ITPullToRefreshEdgeView.m | ||
| // ITPullToRefreshScrollView | ||
| // | ||
| // Created by Ilija Tovilo on 9/25/13. | ||
| // Copyright (c) 2013 Ilija Tovilo. All rights reserved. | ||
| // | ||
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| #import "ITPullToRefreshEdgeView.h" | ||
| #import <QuartzCore/QuartzCore.h> | ||
| #import "ITProgressIndicator.h" | ||
| #import "NSBKeyframeAnimation.h" | ||
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| #define kDefaultEdgeViewHeight 30 | ||
| #define kSpinnerSize 30 | ||
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| #define kMinSpinAnimationDuration 2.0 | ||
| #define kMaxSpinAnimationDuration 8.0 | ||
| #define kSpringRange 0.4 | ||
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| @interface ITPullToRefreshEdgeView () { | ||
| CGFloat _cachedProgress; | ||
| } | ||
| @property (strong) ITProgressIndicator *progressIndicator; | ||
| @end | ||
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| @implementation ITPullToRefreshEdgeView | ||
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| #pragma mark - Init | ||
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| - (instancetype)initWithEdge:(ITPullToRefreshEdge)edge { | ||
| if (self = [super init]) { | ||
| _edgeViewEdge = edge; | ||
| [self installComponents]; | ||
| } | ||
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| return self; | ||
| } | ||
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| - (void)installComponents { | ||
| self.progressIndicator = [[ITProgressIndicator alloc] initWithFrame:NSMakeRect(0, 0, kSpinnerSize, kSpinnerSize)]; | ||
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| [self.progressIndicator setWantsLayer:YES]; | ||
| self.progressIndicator.animates = NO; | ||
| self.progressIndicator.hideWhenStopped = NO; | ||
| self.progressIndicator.isIndeterminate = NO; | ||
| self.progressIndicator.progress = 0.0; | ||
| self.progressIndicator.numberOfLines = 12; | ||
| self.progressIndicator.widthOfLine = 2.0; | ||
| self.progressIndicator.innerMargin = 5; | ||
| self.progressIndicator.color = [NSColor colorWithDeviceWhite:0.4 alpha:1.0]; | ||
| self.progressIndicator.layer.contentsGravity = kCAGravityCenter; | ||
| [self.progressIndicator.layer setAnchorPoint:CGPointMake(0.5, 0.5)]; | ||
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| [self addSubview:self.progressIndicator]; | ||
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| // Install Layout Constraints | ||
| { | ||
| [self.progressIndicator setTranslatesAutoresizingMaskIntoConstraints:NO]; | ||
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| [self.progressIndicator addConstraint:[NSLayoutConstraint constraintWithItem:self.progressIndicator | ||
| attribute:NSLayoutAttributeWidth | ||
| relatedBy:NSLayoutRelationEqual | ||
| toItem:nil | ||
| attribute:NSLayoutAttributeNotAnAttribute | ||
| multiplier:1 | ||
| constant:kSpinnerSize]]; | ||
| [self.progressIndicator addConstraint:[NSLayoutConstraint constraintWithItem:self.progressIndicator | ||
| attribute:NSLayoutAttributeHeight | ||
| relatedBy:NSLayoutRelationEqual | ||
| toItem:nil | ||
| attribute:NSLayoutAttributeNotAnAttribute | ||
| multiplier:1 | ||
| constant:kSpinnerSize]]; | ||
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| [self addConstraint:[NSLayoutConstraint constraintWithItem:self.progressIndicator | ||
| attribute:NSLayoutAttributeCenterY | ||
| relatedBy:0 | ||
| toItem:self | ||
| attribute:NSLayoutAttributeCenterY | ||
| multiplier:1 | ||
| constant:0]]; | ||
| [self addConstraint:[NSLayoutConstraint constraintWithItem:self.progressIndicator | ||
| attribute:NSLayoutAttributeCenterX | ||
| relatedBy:0 | ||
| toItem:self | ||
| attribute:NSLayoutAttributeCenterX | ||
| multiplier:1 | ||
| constant:0]]; | ||
| } | ||
| } | ||
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| #pragma mark - Constraints | ||
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| - (void)viewDidMoveToSuperview { | ||
| [self setUpConstraints]; | ||
| } | ||
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| - (void)setUpConstraints { | ||
| [self setTranslatesAutoresizingMaskIntoConstraints:NO]; | ||
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| [self addConstraint:[NSLayoutConstraint constraintWithItem:self | ||
| attribute:NSLayoutAttributeHeight | ||
| relatedBy:NSLayoutRelationEqual | ||
| toItem:nil | ||
| attribute:NSLayoutAttributeNotAnAttribute | ||
| multiplier:1 | ||
| constant:[self edgeViewHeight]]]; | ||
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| [self.superview addConstraint:[NSLayoutConstraint constraintWithItem:self | ||
| attribute:NSLayoutAttributeLeft | ||
| relatedBy:NSLayoutRelationEqual | ||
| toItem:self.superview | ||
| attribute:NSLayoutAttributeLeft | ||
| multiplier:1.0 | ||
| constant:0.0]]; | ||
| [self.superview addConstraint:[NSLayoutConstraint constraintWithItem:self | ||
| attribute:NSLayoutAttributeRight | ||
| relatedBy:NSLayoutRelationEqual | ||
| toItem:self.superview | ||
| attribute:NSLayoutAttributeRight | ||
| multiplier:1.0 | ||
| constant:0.0]]; | ||
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| if (self.edgeViewEdge & ITPullToRefreshEdgeTop) | ||
| { | ||
| [self.superview addConstraint:[NSLayoutConstraint constraintWithItem:self | ||
| attribute:NSLayoutAttributeBottom | ||
| relatedBy:NSLayoutRelationEqual | ||
| toItem:[(NSClipView *)self.superview documentView] | ||
| attribute:NSLayoutAttributeTop | ||
| multiplier:1.0 | ||
| constant:0.0]]; | ||
| } | ||
| else if (self.edgeViewEdge & ITPullToRefreshEdgeBottom) | ||
| { | ||
| [self.superview addConstraint:[NSLayoutConstraint constraintWithItem:self | ||
| attribute:NSLayoutAttributeTop | ||
| relatedBy:NSLayoutRelationEqual | ||
| toItem:[(NSClipView *)self.superview documentView] | ||
| attribute:NSLayoutAttributeBottom | ||
| multiplier:1.0 | ||
| constant:0.0]]; | ||
| } | ||
| } | ||
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| #pragma mark - Customisation Methods | ||
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| - (CGFloat)edgeViewHeight { | ||
| return kDefaultEdgeViewHeight; | ||
| } | ||
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| - (void)drawRect:(NSRect)dirtyRect { | ||
| [self drawBackgroundInRect:dirtyRect]; | ||
| } | ||
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| - (void)drawBackgroundInRect:(NSRect)dirtyRect { | ||
| [[NSColor colorWithDeviceWhite:0.96 alpha:1.0] set]; | ||
| NSRectFill(dirtyRect); | ||
| } | ||
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| - (void)pullToRefreshScrollView:(ITPullToRefreshScrollView *)scrollView didScrollWithProgress:(CGFloat)progress { | ||
| _cachedProgress = progress; | ||
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| if (progress < 1.0) { | ||
| self.progressIndicator.isIndeterminate = NO; | ||
| self.progressIndicator.progress = progress; | ||
| } | ||
| } | ||
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| - (void)pullToRefreshScrollViewDidTriggerRefresh:(ITPullToRefreshScrollView *)scrollView { | ||
| self.progressIndicator.isIndeterminate = NO; | ||
| self.progressIndicator.progress = 1.0; | ||
| } | ||
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| - (void)pullToRefreshScrollViewDidUntriggerRefresh:(ITPullToRefreshScrollView *)scrollView { | ||
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| } | ||
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| - (void)pullToRefreshScrollViewDidStartRefreshing:(ITPullToRefreshScrollView *)scrollView { | ||
| CGFloat tension = (_cachedProgress - 1.0 <= kSpringRange)?_cachedProgress - 1:kSpringRange; | ||
| CGFloat duration = kMaxSpinAnimationDuration - ((kMaxSpinAnimationDuration - kMinSpinAnimationDuration) * (1.0 / kSpringRange * tension)); | ||
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| [self.progressIndicator.layer addAnimation:[self rotationAnimationWithDuration:duration] forKey:@"rotation"]; | ||
| self.progressIndicator.isIndeterminate = YES; | ||
| self.progressIndicator.animates = YES; | ||
| } | ||
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| - (void)pullToRefreshScrollViewDidStopRefreshing:(ITPullToRefreshScrollView *)scrollView { | ||
| self.progressIndicator.animates = NO; | ||
| self.progressIndicator.isIndeterminate = NO; | ||
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| [self.progressIndicator.layer addAnimation:[self shrinkAnimation] forKey:@"shrink"]; | ||
| } | ||
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| - (void)pullToRefreshScrollViewDidStopAnimating:(ITPullToRefreshScrollView *)scrollView { | ||
| [self.progressIndicator.layer removeAnimationForKey:@"rotation"]; | ||
| } | ||
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| - (CAAnimation *)shrinkAnimation { | ||
| NSBKeyframeAnimation *animation = [NSBKeyframeAnimation animationWithKeyPath:@"transform.scale" | ||
| duration:0.3 | ||
| startValue:1 | ||
| endValue:0.0 | ||
| function:NSBKeyframeAnimationFunctionEaseOutCubic]; | ||
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| return animation; | ||
| } | ||
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| - (CAAnimation *)rotationAnimationWithDuration:(CGFloat)duration { | ||
| NSBKeyframeAnimation *animation = [NSBKeyframeAnimation animationWithKeyPath:@"transform" | ||
| duration:duration | ||
| startValue:0 | ||
| endValue:-2 * M_PI | ||
| function:NSBKeyframeAnimationFunctionEaseOutCubic]; | ||
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| [animation setValueFunction:[CAValueFunction functionWithName: kCAValueFunctionRotateZ]]; | ||
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| return animation; | ||
| } | ||
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| @end |
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