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Doric/doric-iOS/Pod/Classes/Shader/DoricViewNode.m
2021-04-22 14:57:51 +08:00

819 lines
31 KiB
Objective-C

/*
* Copyright [2019] [Doric.Pub]
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
//
// DoricViewNode.m
// Doric
//
// Created by pengfei.zhou on 2019/7/30.
//
#import "DoricViewNode.h"
#import "DoricUtil.h"
#import "DoricGroupNode.h"
#import "DoricRootNode.h"
#import "DoricConstant.h"
#import "DoricSuperNode.h"
#import "DoricExtensions.h"
#import "DoricPromise.h"
#import "DoricFlexNode.h"
@interface AnimationCallback : NSObject <CAAnimationDelegate>
@property(nonatomic, strong) NSMutableDictionary *dictionary;
@property(nonatomic, strong) void (^startBlock)(AnimationCallback *callback);
@property(nonatomic, strong) void (^endBlock)(AnimationCallback *callback);
@property(nonatomic, strong) void (^cancelBlock)(void);
@property(nonatomic, strong) void (^clearBlock)(void);
@end
@implementation AnimationCallback
- (instancetype)init {
if (self = [super init]) {
_dictionary = [NSMutableDictionary new];
}
return self;
}
- (void)animationDidStart:(CAAnimation *)anim {
if (self.startBlock) {
self.startBlock(self);
}
}
- (void)animationDidStop:(CAAnimation *)anim finished:(BOOL)flag {
if (self.endBlock) {
self.endBlock(self);
}
}
@end
@interface DoricViewNode ()
@property(nonatomic, strong) NSMutableDictionary *callbackIds;
@property(nonatomic, copy) NSNumber *translationX;
@property(nonatomic, copy) NSNumber *translationY;
@property(nonatomic, copy) NSNumber *scaleX;
@property(nonatomic, copy) NSNumber *scaleY;
@property(nonatomic, copy) NSNumber *rotation;
@property(nonatomic, copy) NSNumber *rotationX;
@property(nonatomic, copy) NSNumber *rotationY;
@property(nonatomic, copy) NSNumber *pivotX;
@property(nonatomic, copy) NSNumber *pivotY;
@property(nonatomic, strong) NSDictionary *gradientProps;
@property(nonatomic, assign) CGSize gradientSize;
@property(nonatomic, assign) CGFloat perspective;
@end
@implementation DoricViewNode
- (instancetype)initWithContext:(DoricContext *)doricContext {
if (self = [super initWithContext:doricContext]) {
_callbackIds = [[NSMutableDictionary alloc] init];
_perspective = 200;
}
return self;
}
- (void)initWithSuperNode:(DoricSuperNode *)superNode {
if ([self isKindOfClass:[DoricSuperNode class]]) {
((DoricSuperNode *) self).reusable = superNode.reusable;
}
self.superNode = superNode;
self.view = [self build];
self.view.clipsToBounds = YES;
}
- (UIView *)build {
return [[UIView alloc] init];
}
- (void)blend:(NSDictionary *)props {
for (NSString *key in props) {
id value = props[key];
if (!value || [value isKindOfClass:[NSNull class]]) {
continue;
}
[self blendView:self.view forPropName:key propValue:value];
}
[self afterBlended:props];
[self transformProperties];
}
- (void)afterBlended:(NSDictionary *)props {
}
- (void)transformProperties {
CGAffineTransform transform = CGAffineTransformIdentity;
if (self.translationX || self.translationY) {
transform = CGAffineTransformTranslate(transform, [self.translationX floatValue] ?: 0, [self.translationY floatValue] ?: 0);
}
if (self.scaleX || self.scaleY) {
transform = CGAffineTransformScale(transform, [self.scaleX floatValue] ?: 1, [self.scaleY floatValue] ?: 1);
}
if (self.rotation) {
transform = CGAffineTransformRotate(transform, (self.rotation.floatValue ?: 0) * M_PI);
}
self.view.layer.anchorPoint = CGPointMake(self.pivotX.floatValue
?: 0.5f, self.pivotY.floatValue ?: 0.5f);
if (self.rotationX || self.rotationY) {
CATransform3D transform3D = CATransform3DMakeAffineTransform(transform);
transform3D.m34 = -1.0 / self.perspective;
if (self.rotationX) {
transform3D = CATransform3DRotate(transform3D, (self.rotationX.floatValue ?: 0) * M_PI, 1, 0, 0);
}
if (self.rotationY) {
transform3D = CATransform3DRotate(transform3D, (self.rotationY.floatValue ?: 0) * M_PI, 0, 1, 0);
}
if (!CATransform3DEqualToTransform(transform3D, self.view.layer.transform)) {
self.view.layer.shouldRasterize = TRUE;
self.view.layer.rasterizationScale = [[UIScreen mainScreen] scale];
self.view.layer.transform = transform3D;
}
} else {
if (!CGAffineTransformEqualToTransform(transform, self.view.transform)) {
self.view.transform = transform;
}
}
}
- (void)blendView:(UIView *)view forPropName:(NSString *)name propValue:(id)prop {
if ([name isEqualToString:@"width"]) {
view.doricLayout.width = [prop floatValue];
} else if ([name isEqualToString:@"height"]) {
view.doricLayout.height = [prop floatValue];
} else if ([name isEqualToString:@"x"]) {
view.doricLayout.marginLeft = [prop floatValue];
} else if ([name isEqualToString:@"y"]) {
view.doricLayout.marginTop = [prop floatValue];
} else if ([name isEqualToString:@"backgroundColor"]) {
if ([prop isKindOfClass:[NSNumber class]]) {
view.backgroundColor = DoricColor(prop);
self.gradientProps = nil;
self.gradientSize = CGSizeZero;
} else if ([prop isKindOfClass:[NSDictionary class]]) {
self.gradientProps = prop;
}
} else if ([name isEqualToString:@"alpha"]) {
view.alpha = [prop floatValue];
} else if ([name isEqualToString:@"layoutConfig"]) {
if (self.superNode && [prop isKindOfClass:[NSDictionary class]]) {
[self.superNode blendSubNode:self layoutConfig:prop];
} else {
[self blendLayoutConfig:prop];
}
} else if ([name isEqualToString:@"onClick"]) {
self.callbackIds[@"onClick"] = prop;
view.userInteractionEnabled = YES;
UITapGestureRecognizer *tapGestureRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(onClick:)];
[view addGestureRecognizer:tapGestureRecognizer];
} else if ([name isEqualToString:@"border"]) {
NSDictionary *dic = prop;
CGFloat width = [(NSNumber *) dic[@"width"] floatValue];
UIColor *color = DoricColor((NSNumber *) dic[@"color"]);
view.layer.borderWidth = width;
view.layer.borderColor = color.CGColor;
} else if ([name isEqualToString:@"corners"]) {
self.view.clipsToBounds = YES;
if ([prop isKindOfClass:NSNumber.class]) {
view.layer.cornerRadius = [(NSNumber *) prop floatValue];
} else if ([prop isKindOfClass:NSDictionary.class]) {
NSDictionary *dic = prop;
CGFloat leftTop = [(NSNumber *) dic[@"leftTop"] floatValue];
CGFloat rightTop = [(NSNumber *) dic[@"rightTop"] floatValue];
CGFloat rightBottom = [(NSNumber *) dic[@"rightBottom"] floatValue];
CGFloat leftBottom = [(NSNumber *) dic[@"leftBottom"] floatValue];
if (ABS(leftTop - rightTop) > CGFLOAT_MIN
|| ABS(leftTop - rightBottom) > CGFLOAT_MIN
|| ABS(leftTop - leftBottom) > CGFLOAT_MIN) {
view.layer.cornerRadius = 0;
view.doricLayout.corners = UIEdgeInsetsMake(leftTop, rightTop, rightBottom, leftBottom);
} else {
view.layer.cornerRadius = leftTop;
view.layer.mask = nil;
}
}
} else if ([name isEqualToString:@"shadow"]) {
NSDictionary *dic = prop;
CGFloat opacity = [(NSNumber *) dic[@"opacity"] floatValue];
if (opacity > CGFLOAT_MIN) {
view.clipsToBounds = NO;
UIColor *color = DoricColor((NSNumber *) dic[@"color"]);
view.layer.shadowColor = color.CGColor;
view.layer.shadowRadius = [(NSNumber *) dic[@"radius"] floatValue];
view.layer.shadowOffset = CGSizeMake([(NSNumber *) dic[@"offsetX"] floatValue], [(NSNumber *) dic[@"offsetY"] floatValue]);
view.layer.shadowOpacity = (float) opacity;
} else {
view.clipsToBounds = YES;
}
} else if ([name isEqualToString:@"translationX"]) {
self.translationX = prop;
} else if ([name isEqualToString:@"translationY"]) {
self.translationY = prop;
} else if ([name isEqualToString:@"scaleX"]) {
self.scaleX = prop;
} else if ([name isEqualToString:@"scaleY"]) {
self.scaleY = prop;
} else if ([name isEqualToString:@"pivotX"]) {
self.pivotX = prop;
} else if ([name isEqualToString:@"pivotY"]) {
self.pivotY = prop;
} else if ([name isEqualToString:@"rotation"]) {
self.rotation = prop;
} else if ([name isEqualToString:@"rotationX"]) {
self.rotationX = prop;
} else if ([name isEqualToString:@"rotationY"]) {
self.rotationY = prop;
} else if ([name isEqualToString:@"perspective"]) {
self.perspective = [prop floatValue];
} else if ([name isEqualToString:@"padding"]) {
view.doricLayout.paddingLeft = 0;
view.doricLayout.paddingRight = 0;
view.doricLayout.paddingTop = 0;
view.doricLayout.paddingBottom = 0;
if ([prop isKindOfClass:[NSDictionary class]]) {
NSDictionary *dictionary = prop;
view.doricLayout.paddingLeft = [dictionary[@"left"] floatValue];
view.doricLayout.paddingRight = [dictionary[@"right"] floatValue];
view.doricLayout.paddingTop = [dictionary[@"top"] floatValue];
view.doricLayout.paddingBottom = [dictionary[@"bottom"] floatValue];
}
} else if ([name isEqualToString:@"hidden"]) {
self.view.hidden = [prop boolValue];
self.view.doricLayout.disabled = [prop boolValue];
} else if ([name isEqualToString:@"flexConfig"]) {
if ([prop isKindOfClass:[NSDictionary class]]) {
if ([self.superNode isKindOfClass:[DoricFlexNode class]]) {
[((DoricFlexNode *) self.superNode) blendSubNode:self flexConfig:prop];
}
}
} else {
DoricLog(@"Blend View error for View Type :%@, prop is %@", self.class, name);
}
}
- (void)onClick:(UITapGestureRecognizer *)recognizer {
[self callJSResponse:self.callbackIds[@"onClick"], nil];
}
- (NSArray<NSString *> *)idList {
NSMutableArray *ret = [[NSMutableArray alloc] init];
DoricViewNode *node = self;
do {
[ret addObject:node.viewId];
node = node.superNode;
} while (node);
return [[ret reverseObjectEnumerator] allObjects];
}
- (DoricAsyncResult *)callJSResponse:(NSString *)funcId, ... {
NSMutableArray *array = [[NSMutableArray alloc] init];
[array addObject:self.idList];
[array addObject:funcId];
va_list args;
va_start(args, funcId);
id arg;
while ((arg = va_arg(args, id)) != nil) {
[array addObject:arg];
}
DoricAsyncResult *ret = [self.doricContext callEntity:DORIC_ENTITY_RESPONSE withArgumentsArray:array];
va_end(args);
return ret;
}
- (DoricAsyncResult *)pureCallJSResponse:(NSString *)funcId, ... {
NSMutableArray *array = [[NSMutableArray alloc] init];
[array addObject:self.doricContext.contextId];
[array addObject:DORIC_ENTITY_RESPONSE];
[array addObject:self.idList];
[array addObject:funcId];
va_list args;
va_start(args, funcId);
id arg;
while ((arg = va_arg(args, id)) != nil) {
[array addObject:arg];
}
DoricAsyncResult *ret = [self.doricContext.driver invokeDoricMethod:DORIC_CONTEXT_INVOKE_PURE argumentsArray:array];
__weak typeof(self) __self = self;
ret.exceptionCallback = ^(NSException *e) {
__strong typeof(__self) self = __self;
[self.doricContext.driver.registry
onException:e
inContext:self.doricContext];
};
va_end(args);
return ret;
}
+ (__kindof DoricViewNode *)create:(DoricContext *)context withType:(NSString *)type {
DoricRegistry *registry = context.driver.registry;
Class clz = [registry acquireViewNode:type];
DoricViewNode *viewNode = [(DoricViewNode *) [clz alloc] initWithContext:context];
viewNode.type = type;
return viewNode;
}
- (UIImage *)gradientImageFromColors:(NSArray *)colors
locations:(CGFloat *)locations
startPoint:(CGPoint)startPoint
endPoint:(CGPoint)endPoint
imgSize:(CGSize)imgSize {
UIGraphicsBeginImageContextWithOptions(imgSize, NO, [UIScreen mainScreen].scale);
CGContextRef context = UIGraphicsGetCurrentContext();
CGContextSaveGState(context);
CGColorSpaceRef colorSpace = CGColorGetColorSpace((__bridge CGColorRef) colors.lastObject);
CGGradientRef gradient = CGGradientCreateWithColors(colorSpace, (__bridge CFArrayRef) colors, locations);
CGPoint start = (CGPoint) {startPoint.x * imgSize.width, startPoint.y * imgSize.height};
CGPoint end = (CGPoint) {endPoint.x * imgSize.width, endPoint.y * imgSize.height};
CGContextDrawLinearGradient(context, gradient, start, end, kCGGradientDrawsBeforeStartLocation | kCGGradientDrawsAfterEndLocation);
UIImage *image = UIGraphicsGetImageFromCurrentImageContext();
CGGradientRelease(gradient);
CGContextRestoreGState(context);
UIGraphicsEndImageContext();
return image;
}
- (void)requestLayout {
[self.gradientProps also:^(NSDictionary *dict) {
if (CGSizeEqualToSize(self.gradientSize, self.view.frame.size)) {
return;
}
self.gradientSize = self.view.frame.size;
NSMutableArray *colors = [[NSMutableArray alloc] init];
NSMutableArray *arrayLocations = nil;
if (dict[@"colors"] != nil) {
NSMutableArray *arrayColors = [dict mutableArrayValueForKey:@"colors"];
[arrayColors forEach:^(id obj) {
[colors addObject:(__bridge id) DoricColor(obj).CGColor];
}];
if (dict[@"locations"] != nil) {
arrayLocations = [dict mutableArrayValueForKey:@"locations"];
}
} else {
if (dict[@"start"] != nil && dict[@"end"] != nil) {
UIColor *start = DoricColor(dict[@"start"]);
UIColor *end = DoricColor(dict[@"end"]);
[colors addObject:(__bridge id) start.CGColor];
[colors addObject:(__bridge id) end.CGColor];
}
}
int orientation = [dict[@"orientation"] intValue];
CGPoint startPoint;
CGPoint endPoint;
if (orientation == 1) {
startPoint = CGPointMake(1, 0);
endPoint = CGPointMake(0, 1);
} else if (orientation == 2) {
startPoint = CGPointMake(1, 0);
endPoint = CGPointMake(0, 0);
} else if (orientation == 3) {
startPoint = CGPointMake(1, 1);
endPoint = CGPointMake(0, 0);
} else if (orientation == 4) {
startPoint = CGPointMake(0, 1);
endPoint = CGPointMake(0, 0);
} else if (orientation == 5) {
startPoint = CGPointMake(0, 1);
endPoint = CGPointMake(1, 0);
} else if (orientation == 6) {
startPoint = CGPointMake(0, 0);
endPoint = CGPointMake(1, 0);
} else if (orientation == 7) {
startPoint = CGPointMake(0, 0);
endPoint = CGPointMake(1, 1);
} else {
startPoint = CGPointMake(0, 0);
endPoint = CGPointMake(0, 1);
}
UIImage *gradientImage;
if (arrayLocations != nil) {
CGFloat locations[arrayLocations.count];
for (int i = 0; i != arrayLocations.count; i++) {
locations[i] = [arrayLocations[i] floatValue];
}
gradientImage = [self gradientImageFromColors:colors
locations:locations
startPoint:startPoint
endPoint:endPoint
imgSize:self.gradientSize];
} else {
gradientImage = [self gradientImageFromColors:colors
locations:NULL
startPoint:startPoint
endPoint:endPoint
imgSize:self.gradientSize];
}
self.view.backgroundColor = [UIColor colorWithPatternImage:gradientImage];
}];
}
- (NSNumber *)getWidth {
return @(self.view.width);
}
- (NSNumber *)getHeight {
return @(self.view.height);
}
- (NSNumber *)getX {
return @(self.view.x);
}
- (NSNumber *)getY {
return @(self.view.y);
}
- (NSDictionary *)getLocationOnScreen {
CGPoint point = [self.view convertPoint:CGPointMake(0, 0) toView:[UIApplication sharedApplication].keyWindow];
return @{@"x": @(point.x), @"y": @(point.y)};
}
- (void)blendLayoutConfig:(NSDictionary *)params {
[params[@"widthSpec"] also:^(NSNumber *it) {
self.view.doricLayout.widthSpec = (DoricLayoutSpec) [it integerValue];
}];
[params[@"heightSpec"] also:^(NSNumber *it) {
self.view.doricLayout.heightSpec = (DoricLayoutSpec) [it integerValue];
}];
[params[@"margin"] also:^(NSDictionary *it) {
[it[@"left"] also:^(NSNumber *it) {
self.view.doricLayout.marginLeft = [it floatValue];
}];
[it[@"top"] also:^(NSNumber *it) {
self.view.doricLayout.marginTop = [it floatValue];
}];
[it[@"right"] also:^(NSNumber *it) {
self.view.doricLayout.marginRight = [it floatValue];
}];
[it[@"bottom"] also:^(NSNumber *it) {
self.view.doricLayout.marginBottom = [it floatValue];
}];
}];
[params[@"alignment"] also:^(NSNumber *it) {
self.view.doricLayout.alignment = (DoricGravity) [it integerValue];
}];
[params[@"weight"] also:^(NSNumber *it) {
self.view.doricLayout.weight = (DoricGravity) [it integerValue];
}];
[params[@"maxWidth"] also:^(NSNumber *it) {
self.view.doricLayout.maxWidth = (DoricGravity) [it integerValue];
}];
[params[@"maxHeight"] also:^(NSNumber *it) {
self.view.doricLayout.maxHeight = (DoricGravity) [it integerValue];
}];
[params[@"minWidth"] also:^(NSNumber *it) {
self.view.doricLayout.minWidth = (DoricGravity) [it integerValue];
}];
[params[@"minHeight"] also:^(NSNumber *it) {
self.view.doricLayout.minHeight = (DoricGravity) [it integerValue];
}];
}
- (NSDictionary *)transformation {
NSMutableDictionary *dictionary = [NSMutableDictionary new];
if (self.translationX) {
dictionary[@"translationX"] = self.translationX;
}
if (self.translationY) {
dictionary[@"translationY"] = self.translationY;
}
if (self.scaleX) {
dictionary[@"scaleX"] = self.scaleX;
}
if (self.scaleY) {
dictionary[@"scaleY"] = self.scaleY;
}
if (self.rotation) {
dictionary[@"rotation"] = self.rotation;
}
return dictionary;
}
- (void)setTransformation:(NSDictionary *)dictionary {
self.translationX = dictionary[@"translationX"];
self.translationY = dictionary[@"translationY"];
self.scaleX = dictionary[@"scaleX"];
self.scaleY = dictionary[@"scaleY"];
self.rotation = dictionary[@"rotation"];
};
#pragma animations
- (void)doAnimation:(id)params withPromise:(DoricPromise *)promise {
CAAnimation *animation = [self parseAnimation:params];
AnimationCallback *originDelegate = animation.delegate;
AnimationCallback *animationCallback = [[AnimationCallback new] also:^(AnimationCallback *it) {
__block BOOL stop = NO;
it.startBlock = ^(AnimationCallback *callback) {
if (originDelegate) {
originDelegate.startBlock(callback);
}
};
it.endBlock = ^(AnimationCallback *callback) {
if (stop) {
return;
}
if (originDelegate) {
originDelegate.endBlock(callback);
}
[self transformProperties];
[promise resolve:self.transformation];
};
it.cancelBlock = ^{
stop = YES;
self.view.layer.transform = self.view.layer.presentationLayer.transform;
[promise reject:@"Animation cancelled"];
};
it.clearBlock = ^{
stop = YES;
[promise reject:@"Animation cleared"];
};
}];
animation.delegate = animationCallback;
if (params[@"delay"]) {
animation.beginTime = CACurrentMediaTime() + [params[@"delay"] floatValue] / 1000;
}
animation.removedOnCompletion = YES;
animation.fillMode = kCAFillModeForwards;
if (animation.duration == 0) {
animation.duration = FLT_MIN;
}
[self.view.layer addAnimation:animation forKey:params[@"id"]];
}
- (void)clearAnimation:(NSString *)animationId withPromise:(DoricPromise *)promise {
CAAnimation *caAnimation = [self.view.layer animationForKey:animationId];
if ([caAnimation.delegate isKindOfClass:AnimationCallback.class]) {
((AnimationCallback *) caAnimation.delegate).clearBlock();
}
[self.view.layer removeAnimationForKey:animationId];
[promise resolve:nil];
}
- (void)cancelAnimation:(NSString *)animationId withPromise:(DoricPromise *)promise {
CAAnimation *caAnimation = [self.view.layer animationForKey:animationId];
if ([caAnimation.delegate isKindOfClass:AnimationCallback.class]) {
((AnimationCallback *) caAnimation.delegate).cancelBlock();
}
[self.view.layer removeAnimationForKey:animationId];
[promise resolve:nil];
}
- (CFTimeInterval)computeDurationOfAnimations:(NSArray<CAAnimation *> *)animations {
__block CFTimeInterval interval = 0;
[animations forEach:^(CAAnimation *obj) {
interval = MAX(interval, obj.beginTime + obj.duration * (1 + obj.repeatCount));
}];
return interval;
}
- (CAAnimation *)parseAnimation:(id)params {
if (params[@"animations"]) {
NSArray *anims = params[@"animations"];
CAAnimationGroup *animationGroup = [CAAnimationGroup animation];
NSMutableArray *animations = [NSMutableArray new];
[anims forEach:^(id obj) {
[animations addObject:[self parseAnimation:obj]];
}];
animationGroup.duration = [self computeDurationOfAnimations:animations];
animationGroup.animations = animations;
animationGroup.delegate = [[AnimationCallback new] also:^(AnimationCallback *it) {
it.startBlock = ^(AnimationCallback *callback) {
[[animations map:^id(CABasicAnimation *obj) {
return obj.delegate;
}] forEach:^(AnimationCallback *obj) {
if (obj.startBlock) {
obj.startBlock(obj);
}
}];
};
it.endBlock = ^(AnimationCallback *callback) {
[[animations map:^id(CABasicAnimation *obj) {
return obj.delegate;
}] forEach:^(AnimationCallback *obj) {
if (obj.endBlock) {
obj.endBlock(obj);
}
}];
};
}];
if (params[@"delay"]) {
animationGroup.beginTime = [params[@"delay"] floatValue] / 1000;
}
return animationGroup;
} else if ([params isKindOfClass:[NSDictionary class]]) {
NSArray<NSDictionary *> *changeables = params[@"changeables"];
CAAnimationGroup *animationGroup = [CAAnimationGroup animation];
NSMutableArray <CABasicAnimation *> *animations = [NSMutableArray new];
[changeables forEach:^(NSDictionary *obj) {
CABasicAnimation *animation = [self parseChangeable:obj fillMode:params[@"fillMode"]];
if (params[@"timingFunction"]) {
animation.timingFunction = [self translateToTimingFunction:params[@"timingFunction"]];
}
[animations addObject:animation];
}];
animationGroup.animations = animations;
animationGroup.delegate = [[AnimationCallback new] also:^(AnimationCallback *it) {
it.startBlock = ^(AnimationCallback *callback) {
[[animations map:^id(CABasicAnimation *obj) {
return obj.delegate;
}] forEach:^(AnimationCallback *obj) {
if (obj.startBlock) {
obj.startBlock(obj);
}
}];
};
it.endBlock = ^(AnimationCallback *callback) {
[[animations map:^id(CABasicAnimation *obj) {
return obj.delegate;
}] forEach:^(AnimationCallback *obj) {
if (obj.endBlock) {
obj.endBlock(obj);
}
}];
};
}];
[self setAnimation:animationGroup params:params];
return animationGroup;
}
return nil;
}
- (void)setAnimation:(CAAnimation *)animation params:(NSDictionary *)params {
if (params[@"repeatCount"]) {
NSInteger repeatCount = [params[@"repeatCount"] integerValue];
if (repeatCount < 0) {
repeatCount = NSNotFound;
}
animation.repeatCount = repeatCount;
}
if (params[@"repeatMode"]) {
NSInteger repeatMode = [params[@"repeatMode"] integerValue];
animation.autoreverses = repeatMode == 2;
}
if (params[@"delay"]) {
animation.beginTime = [params[@"delay"] floatValue] / 1000;
}
animation.duration = [params[@"duration"] floatValue] / 1000;
}
- (void)setFillMode:(CAAnimation *)animation
key:(NSString *)key
startValue:(NSNumber *)startValue
endValue:(NSNumber *)endValue
fillMode:(NSNumber *)fillMode {
NSUInteger fillModeInt = fillMode.unsignedIntegerValue;
if ((fillModeInt & 2) == 2) {
[self setAnimatedValue:key value:startValue];
}
AnimationCallback *callback = [AnimationCallback new];
AnimationCallback *originCallback = animation.delegate;
__weak typeof(self) _self = self;
callback.startBlock = ^(AnimationCallback *callback) {
__strong typeof(_self) self = _self;
callback.dictionary[key] = [self getAnimatedValue:key];
if (originCallback) {
originCallback.startBlock(callback);
}
};
callback.endBlock = ^(AnimationCallback *callback) {
__strong typeof(_self) self = _self;
if ((fillModeInt & 1) == 1) {
[self setAnimatedValue:key value:endValue];
}
if (originCallback) {
originCallback.endBlock(callback);
}
};
animation.delegate = callback;
}
- (NSNumber *)getAnimatedValue:(NSString *)key {
if ([@"translationX" isEqualToString:key]) {
return self.translationX;
}
if ([@"translationY" isEqualToString:key]) {
return self.translationY;
}
if ([@"scaleX" isEqualToString:key]) {
return self.scaleX;
}
if ([@"scaleY" isEqualToString:key]) {
return self.scaleY;
}
if ([@"rotation" isEqualToString:key]) {
return self.rotation;
}
if ([@"rotationX" isEqualToString:key]) {
return self.rotationX;
}
if ([@"rotationY" isEqualToString:key]) {
return self.rotationY;
}
return nil;
}
- (void)setAnimatedValue:(NSString *)key value:(NSNumber *)value {
if ([@"translationX" isEqualToString:key]) {
self.translationX = value;
} else if ([@"translationY" isEqualToString:key]) {
self.translationY = value;
} else if ([@"scaleX" isEqualToString:key]) {
self.scaleX = value;
} else if ([@"scaleY" isEqualToString:key]) {
self.scaleY = value;
} else if ([@"rotation" isEqualToString:key]) {
self.rotation = value;
} else if ([@"rotationX" isEqualToString:key]) {
self.rotationX = value;
} else if ([@"rotationY" isEqualToString:key]) {
self.rotationY = value;
}
}
- (CABasicAnimation *)parseChangeable:(NSDictionary *)params fillMode:(NSNumber *)fillMode {
NSString *key = params[@"key"];
CABasicAnimation *animation = [CABasicAnimation animation];
if ([@"translationX" isEqualToString:key]) {
animation.keyPath = @"transform.translation.x";
animation.fromValue = params[@"fromValue"];
animation.toValue = params[@"toValue"];
} else if ([@"translationY" isEqualToString:key]) {
animation.keyPath = @"transform.translation.y";
animation.fromValue = params[@"fromValue"];
animation.toValue = params[@"toValue"];
} else if ([@"scaleX" isEqualToString:key]) {
animation.keyPath = @"transform.scale.x";
animation.fromValue = params[@"fromValue"];
animation.toValue = params[@"toValue"];
} else if ([@"scaleY" isEqualToString:key]) {
animation.keyPath = @"transform.scale.y";
animation.fromValue = params[@"fromValue"];
animation.toValue = params[@"toValue"];
} else if ([@"rotation" isEqualToString:key]) {
animation.keyPath = @"transform.rotation.z";
animation.fromValue = @([params[@"fromValue"] floatValue] * M_PI);
animation.toValue = @([params[@"toValue"] floatValue] * M_PI);
} else if ([@"rotationX" isEqualToString:key]) {
animation.keyPath = @"transform.rotation.x";
animation.fromValue = @([params[@"fromValue"] floatValue] * M_PI);
animation.toValue = @([params[@"toValue"] floatValue] * M_PI);
} else if ([@"rotationY" isEqualToString:key]) {
animation.keyPath = @"transform.rotation.y";
animation.fromValue = @([params[@"fromValue"] floatValue] * M_PI);
animation.toValue = @([params[@"toValue"] floatValue] * M_PI);
} else if ([@"backgroundColor" isEqualToString:key]) {
animation.keyPath = @"backgroundColor";
animation.fromValue = params[@"fromValue"];
animation.toValue = params[@"toValue"];
}
[self setFillMode:animation
key:key
startValue:params[@"fromValue"]
endValue:params[@"toValue"]
fillMode:fillMode];
return animation;
}
- (CAMediaTimingFunction *)translateToTimingFunction:(NSNumber *)timingFunction {
switch (timingFunction.integerValue) {
case 1:
return [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionLinear];
case 2:
return [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseIn];
case 3:
return [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseOut];
case 4:
return [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
default:
return [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionDefault];
}
}
@end