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UIViewController+Transitions.m
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UIViewController+Transitions.m
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//
// UIViewController+Transitions.m
// UIViewAnimationTransitionsPack
//
// Created by Devin Doty on 1/13/11.
// Copyright 2011 Devin Doty. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
#import "UIViewController+Transitions.h"
#define DEBUG 0
#if DEBUG
#define ANIMATION_DURATION 5.0f
#else
#define ANIMATION_DURATION 0.7f
#endif
#define FLIP_GAP_WIDTH 70.0f
@implementation UIViewController (TransitionAdditions)
#pragma mark -
#pragma mark Helpers
- (CATransform3D)transformWithDegrees__:(CGFloat)degrees{
return CATransform3DMakeRotation((M_PI/180)*degrees, 0.0f, 1.0f, 0.0);
}
- (UIImage*)contentsForView__:(UIView*)aView{
UIGraphicsBeginImageContextWithOptions(aView.bounds.size, YES, [[UIScreen mainScreen] scale]);
[aView.layer renderInContext:UIGraphicsGetCurrentContext()];
UIImage *image = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
return image;
}
#pragma mark -
#pragma mark Animation Delegate
- (void)animationDidStop:(CAAnimation *)anim finished:(BOOL)flag{
if (flag) {
[[anim valueForKey:@"ContentsLayer"] removeFromSuperlayer];
[[UIApplication sharedApplication] endIgnoringInteractionEvents];
}
}
#pragma mark -
#pragma mark Animation Methods
- (void)diveInFromViewController:(UIViewController*)fromController toViewController:(UIViewController*)toController style:(UIModalTransitionStyleAddition)style{
[[UIApplication sharedApplication] beginIgnoringInteractionEvents];
BOOL _left = (style == UIModalTransitionStyleDiveInFromLeft);
UIImage *image=nil;
UIGraphicsBeginImageContextWithOptions(toController.view.bounds.size, YES, [[UIScreen mainScreen] scale]);
[toController.view.layer renderInContext:UIGraphicsGetCurrentContext()];
image = UIGraphicsGetImageFromCurrentImageContext();
CGRect originFrame = fromController.view.bounds;
CGRect destFrame = toController.view.bounds;
CGFloat diff = originFrame.size.height - destFrame.size.height;
originFrame.origin.y -= diff;
CALayer *contentsLayer = [CALayer layer];
contentsLayer.frame = fromController.view.bounds;
contentsLayer.backgroundColor = [UIColor viewFlipsideBackgroundColor].CGColor;
[toController.view.layer addSublayer:contentsLayer];
CALayer *backLayer = [CALayer layer];;
backLayer.contents = (id)image.CGImage;
backLayer.frame = destFrame;
backLayer.contentsScale = [[UIScreen mainScreen] scale];
backLayer.contentsGravity = kCAGravityCenter;
[contentsLayer addSublayer:backLayer];
CALayer *frontLayer = [CALayer layer];
frontLayer.doubleSided = NO;
frontLayer.frame = originFrame;
frontLayer.zPosition = FLIP_GAP_WIDTH;
frontLayer.contentsScale = [[UIScreen mainScreen] scale];
frontLayer.contentsGravity = kCAGravityCenter;
[contentsLayer addSublayer:frontLayer];
[fromController.view.layer renderInContext:UIGraphicsGetCurrentContext()];
frontLayer.contents = (id)UIGraphicsGetImageFromCurrentImageContext().CGImage;
UIGraphicsEndImageContext();
// animation vars
CAAnimationGroup *animationGroup;
CABasicAnimation *zPosAnimation;
CAKeyframeAnimation *pathAnimation;
CAKeyframeAnimation *transformAnimation;
CAKeyframeAnimation *opactiyAnimation;
CATransform3D transform;
CGPoint toPoint;
// old controller animation
animationGroup = [CAAnimationGroup animation];
animationGroup.duration = ANIMATION_DURATION;
animationGroup.removedOnCompletion = NO;
animationGroup.fillMode = kCAFillModeForwards;
animationGroup.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
zPosAnimation = [CABasicAnimation animationWithKeyPath:@"zPosition"];
zPosAnimation.fromValue = [NSNumber numberWithFloat:3000.0f];
zPosAnimation.toValue = [NSNumber numberWithFloat:-3000.0f];
transform = _left ? [self transformWithDegrees__:-60] : [self transformWithDegrees__:-60];
transformAnimation = [CAKeyframeAnimation animationWithKeyPath:@"transform"];
transformAnimation.values = [NSArray arrayWithObjects:[NSValue valueWithCATransform3D:CATransform3DIdentity], [NSValue valueWithCATransform3D:transform], [NSValue valueWithCATransform3D:CATransform3DIdentity], nil];
toPoint = _left ? CGPointMake(frontLayer.position.x-(frontLayer.frame.size.width/2.5), frontLayer.position.y) : CGPointMake(frontLayer.position.x+(backLayer.frame.size.width/2.5), frontLayer.position.y);
pathAnimation = [CAKeyframeAnimation animationWithKeyPath:@"position"];
pathAnimation.values = [NSArray arrayWithObjects:[NSValue valueWithCGPoint:frontLayer.position], [NSValue valueWithCGPoint:toPoint], [NSValue valueWithCGPoint:frontLayer.position], nil];
pathAnimation.calculationMode = kCAAnimationCubicPaced;
opactiyAnimation = [CAKeyframeAnimation animationWithKeyPath:@"opacity"];
opactiyAnimation.values = [NSArray arrayWithObjects:[NSNumber numberWithFloat:1.0f], [NSNumber numberWithFloat:1.0f], [NSNumber numberWithFloat:0.1f], nil];
[animationGroup setAnimations:[NSArray arrayWithObjects:opactiyAnimation, zPosAnimation, transformAnimation, pathAnimation, nil]];
[frontLayer addAnimation:animationGroup forKey:@"FlyOutAnimation"];
// new controller animation
animationGroup = [CAAnimationGroup animation];
animationGroup.duration = ANIMATION_DURATION;
animationGroup.removedOnCompletion = NO;
animationGroup.fillMode = kCAFillModeForwards;
animationGroup.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
animationGroup.delegate = self;
[animationGroup setValue:contentsLayer forKey:@"ContentsLayer"];
opactiyAnimation = [CAKeyframeAnimation animationWithKeyPath:@"opacity"];
opactiyAnimation.values = [NSArray arrayWithObjects:[NSNumber numberWithFloat:0.1f], [NSNumber numberWithFloat:1.0f], [NSNumber numberWithFloat:1.0f], nil];
toPoint = _left ? CGPointMake(backLayer.position.x+(backLayer.frame.size.width/2.5),backLayer.position.y) : CGPointMake(backLayer.position.x-(backLayer.frame.size.width/2.5), backLayer.position.y);
pathAnimation = [CAKeyframeAnimation animationWithKeyPath:@"position"];
pathAnimation.values = [NSArray arrayWithObjects:[NSValue valueWithCGPoint:backLayer.position], [NSValue valueWithCGPoint:toPoint], [NSValue valueWithCGPoint:backLayer.position], nil];
pathAnimation.calculationMode = kCAAnimationCubicPaced;
transform = _left ? [self transformWithDegrees__:-60] : [self transformWithDegrees__:60];
transformAnimation = [CAKeyframeAnimation animationWithKeyPath:@"transform"];
transformAnimation.values = [NSArray arrayWithObjects:[NSValue valueWithCATransform3D:CATransform3DIdentity], [NSValue valueWithCATransform3D:transform], [NSValue valueWithCATransform3D:CATransform3DIdentity], nil];
[animationGroup setAnimations:[NSArray arrayWithObjects:opactiyAnimation, transformAnimation, pathAnimation, nil]];
[backLayer addAnimation:animationGroup forKey:@"FlyInAnimation"];
}
- (void)flyInFromViewController:(UIViewController*)fromController toViewController:(UIViewController*)toController style:(UIModalTransitionStyleAddition)style{
BOOL _left = (style == UIModalTransitionStyleFlyInFromLeft);
UIImage *image=nil;
UIGraphicsBeginImageContextWithOptions(toController.view.bounds.size, YES, [[UIScreen mainScreen] scale]);
[toController.view.layer renderInContext:UIGraphicsGetCurrentContext()];
image = UIGraphicsGetImageFromCurrentImageContext();
CGRect originFrame = fromController.view.bounds;
CGRect destFrame = toController.view.bounds;
CGFloat diff = originFrame.size.height - destFrame.size.height;
originFrame.origin.y -= diff;
CALayer *contentsLayer = [CALayer layer];
contentsLayer.frame = fromController.view.bounds;
contentsLayer.backgroundColor = [UIColor viewFlipsideBackgroundColor].CGColor;
[toController.view.layer addSublayer:contentsLayer];
CALayer *backLayer = [CALayer layer];;
backLayer.contents = (id)image.CGImage;
backLayer.frame = destFrame;
backLayer.contentsScale = [[UIScreen mainScreen] scale];
backLayer.contentsGravity = kCAGravityCenter;
[contentsLayer addSublayer:backLayer];
CALayer *frontLayer = [CALayer layer];
[fromController.view.layer renderInContext:UIGraphicsGetCurrentContext()];
frontLayer.contents = (id)UIGraphicsGetImageFromCurrentImageContext().CGImage;
UIGraphicsEndImageContext();
frontLayer.doubleSided = NO;
frontLayer.frame = originFrame;
frontLayer.zPosition = FLIP_GAP_WIDTH;
frontLayer.contentsScale = [[UIScreen mainScreen] scale];
frontLayer.contentsGravity = kCAGravityCenter;
[contentsLayer addSublayer:frontLayer];
CAAnimationGroup *animationGroup = [CAAnimationGroup animation];
animationGroup.duration = ANIMATION_DURATION-0.3f;
animationGroup.removedOnCompletion = NO;
animationGroup.fillMode = kCAFillModeForwards;
animationGroup.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
CAKeyframeAnimation *opactiyAnimation = [CAKeyframeAnimation animationWithKeyPath:@"opacity"];
opactiyAnimation.values = [NSArray arrayWithObjects:[NSNumber numberWithFloat:1.0f], [NSNumber numberWithFloat:1.0f], [NSNumber numberWithFloat:0.1f], nil];
CABasicAnimation *zPosAnimation = [CABasicAnimation animationWithKeyPath:@"zPosition"];
zPosAnimation.toValue = [NSNumber numberWithFloat:0.0f];
CABasicAnimation *scaleAnimation = [CABasicAnimation animationWithKeyPath:@"transform.scale"];
scaleAnimation.toValue = [NSValue valueWithCATransform3D:CATransform3DMakeScale(0.4f, 0.4f, 1.0f)];
CAKeyframeAnimation *pathAnimation = [CAKeyframeAnimation animationWithKeyPath:@"position"];
pathAnimation.calculationMode = kCAAnimationCubicPaced;
CGMutablePathRef path = CGPathCreateMutable();
CGPathMoveToPoint(path, NULL, frontLayer.position.x, frontLayer.position.y);
CGPathAddCurveToPoint(path, NULL, _left ? frontLayer.position.x + (frontLayer.frame.size.width/2) : frontLayer.position.x - (frontLayer.frame.size.width/2), frontLayer.position.y, _left ? frontLayer.position.x + (frontLayer.frame.size.width/1.4) : frontLayer.position.x - (frontLayer.frame.size.width/1.4), frontLayer.position.y, frontLayer.position.x, frontLayer.position.y);
pathAnimation.path = path;
CGPathRelease(path);
[animationGroup setAnimations:[NSArray arrayWithObjects:scaleAnimation, opactiyAnimation, zPosAnimation, pathAnimation, nil]];
[frontLayer addAnimation:animationGroup forKey:@"FlyOutAnimation"];
opactiyAnimation = [CAKeyframeAnimation animationWithKeyPath:@"opacity"];
opactiyAnimation.values = [NSArray arrayWithObjects:[NSNumber numberWithFloat:0.1f], [NSNumber numberWithFloat:1.0f], [NSNumber numberWithFloat:1.0f], nil];
animationGroup = [CAAnimationGroup animation];
animationGroup.duration = ANIMATION_DURATION-0.3f;
animationGroup.removedOnCompletion = NO;
animationGroup.fillMode = kCAFillModeForwards;
animationGroup.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
scaleAnimation = [CABasicAnimation animationWithKeyPath:@"transform.scale"];
scaleAnimation.fromValue = [NSValue valueWithCATransform3D:CATransform3DMakeScale(0.4f, 0.4f, 1.0f)];
scaleAnimation.toValue = [NSValue valueWithCATransform3D:CATransform3DIdentity];
zPosAnimation = [CABasicAnimation animationWithKeyPath:@"zPosition"];
zPosAnimation.fromValue = [NSNumber numberWithFloat:-100.0f];
zPosAnimation.toValue = [NSNumber numberWithFloat:100.0f];
pathAnimation = [CAKeyframeAnimation animationWithKeyPath:@"position"];
pathAnimation.calculationMode = kCAAnimationCubicPaced;
path = CGPathCreateMutable();
CGPathMoveToPoint(path, NULL, backLayer.position.x, backLayer.position.y);
CGPathAddCurveToPoint(path, NULL, !_left ? backLayer.position.x + (backLayer.frame.size.width/2) : backLayer.position.x - (backLayer.frame.size.width/2), backLayer.position.y, !_left ? backLayer.position.x + (backLayer.frame.size.width/1.4) : backLayer.position.x - (backLayer.frame.size.width/1.4), backLayer.position.y, backLayer.position.x, backLayer.position.y);
pathAnimation.path = path;
CGPathRelease(path);
[animationGroup setAnimations:[NSArray arrayWithObjects:opactiyAnimation, zPosAnimation, scaleAnimation, pathAnimation, nil]];
animationGroup.delegate = self;
[animationGroup setValue:contentsLayer forKey:@"ContentsLayer"];
[backLayer addAnimation:animationGroup forKey:@"FlyInAnimation"];
[[UIApplication sharedApplication] beginIgnoringInteractionEvents];
}
- (void)splitHorizontalFromViewController:(UIViewController*)fromController toViewController:(UIViewController*)toController{
[[UIApplication sharedApplication] beginIgnoringInteractionEvents];
UIImage *image = nil;
UIGraphicsBeginImageContextWithOptions(toController.view.bounds.size, YES, [[UIScreen mainScreen] scale]);
[toController.view.layer renderInContext:UIGraphicsGetCurrentContext()];
image = UIGraphicsGetImageFromCurrentImageContext();
CGRect originFrame = fromController.view.bounds;
CGRect destFrame = toController.view.bounds;
CGFloat diff = originFrame.size.height - destFrame.size.height;
originFrame.origin.y -= diff;
CALayer *contentsLayer = [CALayer layer];
contentsLayer.frame = fromController.view.bounds;
contentsLayer.backgroundColor = [UIColor viewFlipsideBackgroundColor].CGColor;
[toController.view.layer addSublayer:contentsLayer];
CALayer *backLayer = [CALayer layer];
backLayer.contents = (id)image.CGImage;
backLayer.doubleSided = NO;
backLayer.frame = destFrame;
backLayer.zPosition = 200.0f;
backLayer.contentsScale = [[UIScreen mainScreen] scale];
backLayer.contentsGravity = kCAGravityCenter;
[contentsLayer addSublayer:backLayer];
[fromController.view.layer renderInContext:UIGraphicsGetCurrentContext()];
image = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
CALayer *leftLayer = [CALayer layer];
leftLayer.zPosition = 0.0f;
leftLayer.contents = (id)image.CGImage;
leftLayer.masksToBounds = YES;
leftLayer.frame = CGRectMake(floorf( originFrame.origin.x - ((originFrame.size.width/2)/2)), originFrame.origin.y, floorf(originFrame.size.width/2), originFrame.size.height);
leftLayer.anchorPoint = CGPointMake(0.0f, 0.5f);
leftLayer.contentsScale = [[UIScreen mainScreen] scale];
leftLayer.contentsGravity = kCAGravityLeft;
[contentsLayer addSublayer:leftLayer];
CALayer *rightLayer = [CALayer layer];
rightLayer.zPosition = 0.0f;
rightLayer.contents = (id)image.CGImage;
rightLayer.masksToBounds = YES;
rightLayer.frame = CGRectMake(floorf(originFrame.size.width - ((originFrame.size.width/2)/2)) , originFrame.origin.y, floorf(originFrame.size.width/2), originFrame.size.height);
rightLayer.anchorPoint = CGPointMake(1.0f, 0.5f);
rightLayer.contentsScale = [[UIScreen mainScreen] scale];
rightLayer.contentsGravity = kCAGravityRight;
[contentsLayer addSublayer:rightLayer];
CAAnimationGroup *animationGroup = [CAAnimationGroup animation];
animationGroup.duration = (ANIMATION_DURATION+0.3f)/2;
animationGroup.removedOnCompletion = NO;
animationGroup.fillMode = kCAFillModeForwards;
CABasicAnimation *transform = [CABasicAnimation animationWithKeyPath:@"transform"];
transform.toValue = [NSValue valueWithCATransform3D:CATransform3DMakeRotation((M_PI/180)*90.0f, 0.0f, 1.0f, 0.0f)];
CABasicAnimation *position = [CABasicAnimation animationWithKeyPath:@"position"];
position.toValue = [NSValue valueWithCGPoint:CGPointMake(leftLayer.position.x - 20.0f, leftLayer.position.y)];
[animationGroup setAnimations:[NSArray arrayWithObjects:transform, position, nil]];
[leftLayer addAnimation:animationGroup forKey:@"TopAnimation"];
animationGroup = [CAAnimationGroup animation];
animationGroup.duration = (ANIMATION_DURATION+0.3f)/2;
animationGroup.removedOnCompletion = NO;
animationGroup.fillMode = kCAFillModeForwards;
transform = [CABasicAnimation animationWithKeyPath:@"transform"];
transform.toValue = [NSValue valueWithCATransform3D:CATransform3DMakeRotation((M_PI/180)*-90.0f, 0.0f, 1.0f, 0.0f)];
position = [CABasicAnimation animationWithKeyPath:@"position"];
position.toValue = [NSValue valueWithCGPoint:CGPointMake(rightLayer.position.x + 20.0f, rightLayer.position.y)];
[animationGroup setAnimations:[NSArray arrayWithObjects:transform, position, nil]];
[rightLayer addAnimation:animationGroup forKey:@"TopAnimation"];
animationGroup = [CAAnimationGroup animation];
animationGroup.duration = (ANIMATION_DURATION+0.3f);
animationGroup.fillMode = kCAFillModeRemoved;
animationGroup.delegate = self;
animationGroup.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
[animationGroup setValue:contentsLayer forKey:@"ContentsLayer"];
CABasicAnimation *scaleAnimation = [CABasicAnimation animationWithKeyPath:@"transform.scale"];
scaleAnimation.fromValue = [NSValue valueWithCATransform3D:CATransform3DMakeScale(0.01f, 0.01f, 1.0f)];
scaleAnimation.toValue = [NSValue valueWithCATransform3D:CATransform3DIdentity];
CABasicAnimation *opacityAnimation = [CABasicAnimation animationWithKeyPath:@"opacity"];
opacityAnimation.fromValue = [NSNumber numberWithFloat:0.01f];
opacityAnimation.toValue = [NSNumber numberWithFloat:1.0f];
[animationGroup setAnimations:[NSArray arrayWithObjects:scaleAnimation, opacityAnimation, nil]];
[backLayer addAnimation:animationGroup forKey:@"BackAnimation"];
}
- (void)splitVerticalFromViewController:(UIViewController*)fromController toViewController:(UIViewController*)toController{
UIImage *image=nil;
UIGraphicsBeginImageContextWithOptions(toController.view.bounds.size, YES, [[UIScreen mainScreen] scale]);
[toController.view.layer renderInContext:UIGraphicsGetCurrentContext()];
image = UIGraphicsGetImageFromCurrentImageContext();
CGRect originFrame = fromController.view.bounds;
CGRect destFrame = toController.view.bounds;
CGFloat diff = originFrame.size.height - destFrame.size.height;
originFrame.origin.y -= diff;
CALayer *contentsLayer = [CALayer layer];
contentsLayer.frame = fromController.view.bounds;
contentsLayer.backgroundColor = [UIColor viewFlipsideBackgroundColor].CGColor;
[toController.view.layer addSublayer:contentsLayer];
CALayer *backLayer = [CALayer layer];
backLayer.shouldRasterize = YES;
backLayer.contents = (id)image.CGImage;
backLayer.doubleSided = NO;
backLayer.frame = destFrame;
backLayer.zPosition = 0.0f;
backLayer.contentsScale = [[UIScreen mainScreen] scale];
backLayer.contentsGravity = kCAGravityCenter;
[contentsLayer addSublayer:backLayer];
[fromController.view.layer renderInContext:UIGraphicsGetCurrentContext()];
image = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
CALayer *topLayer = [CALayer layer];
topLayer.shouldRasterize = YES;
topLayer.contents = (id)image.CGImage;
topLayer.masksToBounds = YES;
topLayer.frame = CGRectMake(originFrame.origin.x, originFrame.origin.y - floorf((originFrame.size.height/2)/2), originFrame.size.width, floorf(originFrame.size.height/2));
topLayer.anchorPoint = CGPointMake(0.5f, 0.0f);
topLayer.contentsScale = [[UIScreen mainScreen] scale];
topLayer.contentsGravity = kCAGravityBottom;
[contentsLayer addSublayer:topLayer];
CALayer *bottomLayer = [CALayer layer];
bottomLayer.shouldRasterize = YES;
bottomLayer.contents = (id)image.CGImage;
bottomLayer.masksToBounds = YES;
bottomLayer.frame = CGRectMake(originFrame.origin.x, originFrame.size.height - floorf((originFrame.size.height/2)/2), originFrame.size.width, floorf(originFrame.size.height/2));
bottomLayer.anchorPoint = CGPointMake(0.5f, 1.0f);
bottomLayer.contentsScale = [[UIScreen mainScreen] scale];
bottomLayer.contentsGravity = kCAGravityTop;
[contentsLayer addSublayer:bottomLayer];
CAAnimationGroup *animationGroup = [CAAnimationGroup animation];
animationGroup.duration = ANIMATION_DURATION+0.2f;
animationGroup.removedOnCompletion = NO;
animationGroup.fillMode = kCAFillModeForwards;
CABasicAnimation *transform = [CABasicAnimation animationWithKeyPath:@"transform"];
transform.toValue = [NSValue valueWithCATransform3D:CATransform3DMakeRotation((M_PI/180)*90.0f, 1.0f, 0.0f, 0.0f)];
CABasicAnimation *position = [CABasicAnimation animationWithKeyPath:@"position"];
position.toValue = [NSValue valueWithCGPoint:CGPointMake(topLayer.position.x, topLayer.position.y - 20.0f)];
[animationGroup setAnimations:[NSArray arrayWithObjects:transform, position, nil]];
[topLayer addAnimation:animationGroup forKey:@"TopAnimation"];
animationGroup = [CAAnimationGroup animation];
animationGroup.duration = ANIMATION_DURATION+0.2f;
animationGroup.removedOnCompletion = NO;
animationGroup.fillMode = kCAFillModeForwards;
transform = [CABasicAnimation animationWithKeyPath:@"transform"];
transform.toValue = [NSValue valueWithCATransform3D:CATransform3DMakeRotation((M_PI/180)*-90.0f, 1.0f, 0.0f, 0.0f)];
position = [CABasicAnimation animationWithKeyPath:@"position"];
position.toValue = [NSValue valueWithCGPoint:CGPointMake(bottomLayer.position.x, bottomLayer.position.y + 20.0f)];
[animationGroup setAnimations:[NSArray arrayWithObjects:transform, position, nil]];
[bottomLayer addAnimation:animationGroup forKey:@"TopAnimation"];
animationGroup = [CAAnimationGroup animation];
animationGroup.duration = (ANIMATION_DURATION+0.4f);
animationGroup.fillMode = kCAFillModeRemoved;
animationGroup.delegate = self;
animationGroup.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
[animationGroup setValue:contentsLayer forKey:@"ContentsLayer"];
CABasicAnimation *scaleAnimation = [CABasicAnimation animationWithKeyPath:@"transform.scale"];
scaleAnimation.fromValue = [NSValue valueWithCATransform3D:CATransform3DMakeScale(0.01f, 0.01f, 1.0f)];
scaleAnimation.toValue = [NSValue valueWithCATransform3D:CATransform3DIdentity];
CABasicAnimation *opacityAnimation = [CABasicAnimation animationWithKeyPath:@"opacity"];
opacityAnimation.fromValue = [NSNumber numberWithFloat:0.01f];
opacityAnimation.toValue = [NSNumber numberWithFloat:1.0f];
[animationGroup setAnimations:[NSArray arrayWithObjects:scaleAnimation, opacityAnimation, nil]];
[backLayer addAnimation:animationGroup forKey:@"BackAnimation"];
[[UIApplication sharedApplication] beginIgnoringInteractionEvents];
}
- (void)flipWithGapFromViewController:(UIViewController*)fromController toViewController:(UIViewController*)toController style:(UIModalTransitionStyleAddition)style{
BOOL _left = (style == UIModalTransitionStyleFlipLeftWithGap);
UIImage *image=nil;
UIGraphicsBeginImageContextWithOptions(toController.view.bounds.size, YES, [[UIScreen mainScreen] scale]);
[toController.view.layer renderInContext:UIGraphicsGetCurrentContext()];
image = UIGraphicsGetImageFromCurrentImageContext();
CGRect originFrame = fromController.view.bounds;
CGRect destFrame = toController.view.bounds;
CGFloat diff = originFrame.size.height - destFrame.size.height;
originFrame.origin.y -= diff;
CALayer *contentsLayer = [CALayer layer];
contentsLayer.frame = fromController.view.bounds;
contentsLayer.backgroundColor = [UIColor viewFlipsideBackgroundColor].CGColor;
[toController.view.layer addSublayer:contentsLayer];
CATransformLayer *transformLayer = [CATransformLayer layer];
transformLayer.frame = contentsLayer.bounds;
[contentsLayer addSublayer:transformLayer];
CALayer *backLayer = [CALayer layer];;
backLayer.contents = (id)image.CGImage;
backLayer.doubleSided = NO;
backLayer.frame = destFrame;
backLayer.zPosition = 0.0f;
backLayer.transform = [self transformWithDegrees__:180.0f];
backLayer.contentsScale = [[UIScreen mainScreen] scale];
backLayer.contentsGravity = kCAGravityCenter;
[transformLayer addSublayer:backLayer];
CALayer *frontLayer = [CALayer layer];
[fromController.view.layer renderInContext:UIGraphicsGetCurrentContext()];
frontLayer.contents = (id)UIGraphicsGetImageFromCurrentImageContext().CGImage;
UIGraphicsEndImageContext();
//frontLayer.contents = (id)[self contentsForView__:fromController.view].CGImage;
frontLayer.doubleSided = NO;
frontLayer.frame = originFrame;
frontLayer.zPosition = FLIP_GAP_WIDTH;
frontLayer.contentsScale = [[UIScreen mainScreen] scale];
frontLayer.contentsGravity = kCAGravityCenter;
[transformLayer addSublayer:frontLayer];
CALayer *sideLayer = [CALayer layer];
sideLayer.backgroundColor = [UIColor scrollViewTexturedBackgroundColor].CGColor;
sideLayer.zPosition = FLIP_GAP_WIDTH/2;
if (_left) {
sideLayer.frame = CGRectMake(transformLayer.bounds.size.width-(FLIP_GAP_WIDTH/2), transformLayer.bounds.origin.y, FLIP_GAP_WIDTH, transformLayer.bounds.size.height);
sideLayer.transform = [self transformWithDegrees__:-90.0f];
} else {
sideLayer.frame = CGRectMake(transformLayer.bounds.origin.x-(FLIP_GAP_WIDTH/2), transformLayer.bounds.origin.y, FLIP_GAP_WIDTH, transformLayer.bounds.size.height);
sideLayer.transform = [self transformWithDegrees__:90.0f];
}
sideLayer.contentsScale = [[UIScreen mainScreen] scale];
[transformLayer addSublayer:sideLayer];
CABasicAnimation *animation = [CABasicAnimation animationWithKeyPath:@"sublayerTransform"];
animation.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionLinear];
animation.toValue = [NSValue valueWithCATransform3D:[self transformWithDegrees__:_left ? 180.0f : 179.9f]];
animation.duration = ANIMATION_DURATION+0.6;
animation.fillMode = kCAFillModeForwards;
animation.removedOnCompletion = NO;
animation.delegate = self;
[animation setValue:contentsLayer forKey:@"ContentsLayer"];
[transformLayer addAnimation:animation forKey:@"FlipAnimation"];
[[UIApplication sharedApplication] beginIgnoringInteractionEvents];
}
#pragma mark -
#pragma mark Presentation Methods
- (void)presentModalViewController:(UIViewController *)modalViewController withAnimationStyle:(UIModalTransitionStyleAddition)style{
[self presentModalViewController:modalViewController animated:NO];
switch (style) {
case UIModalTransitionStyleFlipRightWithGap:
[self flipWithGapFromViewController:self toViewController:modalViewController style:style];
break;
case UIModalTransitionStyleFlipLeftWithGap:
[self flipWithGapFromViewController:self toViewController:modalViewController style:style];
break;
case UIModalTransitionStyleSplitVertical:
[self splitVerticalFromViewController:self toViewController:modalViewController];
break;
case UIModalTransitionStyleSplitHorizontal:
[self splitHorizontalFromViewController:self toViewController:modalViewController];
break;
case UIModalTransitionStyleFlyInFromRight:
[self flyInFromViewController:self toViewController:modalViewController style:style];
break;
case UIModalTransitionStyleFlyInFromLeft:
[self flyInFromViewController:self toViewController:modalViewController style:style];
break;
case UIModalTransitionStyleDiveInFromRight:
[self diveInFromViewController:self toViewController:modalViewController style:style];
break;
case UIModalTransitionStyleDiveInFromLeft:
[self diveInFromViewController:self toViewController:modalViewController style:style];
break;
default:
break;
}
}
- (void)dismissModalViewControllerWithAnimationStyle:(UIModalTransitionStyleAddition)style{
UIViewController *fromController = self;
if (self.navigationController) {
fromController = self.navigationController;
}
UIViewController *modalViewController = fromController.modalViewController;
if (!modalViewController) {
modalViewController = fromController.parentViewController;
}
switch (style) {
case UIModalTransitionStyleFlipRightWithGap:
[self flipWithGapFromViewController:fromController toViewController:modalViewController style:style];
break;
case UIModalTransitionStyleFlipLeftWithGap:
[self flipWithGapFromViewController:fromController toViewController:modalViewController style:style];
break;
case UIModalTransitionStyleSplitVertical:
[self splitVerticalFromViewController:fromController toViewController:modalViewController];
break;
case UIModalTransitionStyleSplitHorizontal:
[self splitHorizontalFromViewController:fromController toViewController:modalViewController];
break;
case UIModalTransitionStyleFlyInFromRight:
[self flyInFromViewController:fromController toViewController:modalViewController style:style];
break;
case UIModalTransitionStyleFlyInFromLeft:
[self flyInFromViewController:fromController toViewController:modalViewController style:style];
break;
case UIModalTransitionStyleDiveInFromRight:
[self diveInFromViewController:fromController toViewController:modalViewController style:style];
break;
case UIModalTransitionStyleDiveInFromLeft:
[self diveInFromViewController:fromController toViewController:modalViewController style:style];
break;
default:
break;
}
[self dismissModalViewControllerAnimated:NO];
}
@end