JSJP_Student/jiaPei/Utils/Category/QMUI/QMUIPieProgressView+RQExtension.m

//
//  QMUIPieProgressView+RQExtension.m
//  jiaPei
//
//  Created by 张嵘 on 2022/7/26.
//  Copyright © 2022 JCZ. All rights reserved.
//

#import "QMUIPieProgressView+RQExtension.h"
#import "QMUICore.h"

@interface RQUIPieProgressLayer : CALayer

@property(nonatomic, strong) UIColor *fillColor;
@property(nonatomic, strong) UIColor *strokeColor;
@property(nonatomic, assign) float progress;
@property(nonatomic, assign) CFTimeInterval progressAnimationDuration;
@property(nonatomic, assign) BOOL shouldChangeProgressWithAnimation; // default is YES
@property(nonatomic, assign) CGFloat borderInset;
@property(nonatomic, assign) CGFloat lineWidth;
@property(nonatomic, assign) QMUIPieProgressViewShape shape;

@end

@implementation RQUIPieProgressLayer
// 加dynamic才能让自定义的属性支持动画
@dynamic fillColor;
@dynamic strokeColor;
@dynamic progress;
@dynamic shape;
@dynamic lineWidth;
@dynamic borderInset;

- (instancetype)init {
    if (self = [super init]) {
        self.shouldChangeProgressWithAnimation = YES;
    }
    return self;
}

+ (BOOL)needsDisplayForKey:(NSString *)key {
    return [key isEqualToString:@"progress"] || [super needsDisplayForKey:key];
}

- (id<CAAction>)actionForKey:(NSString *)event {
    if ([event isEqualToString:@"progress"] && self.shouldChangeProgressWithAnimation) {
        CABasicAnimation *animation = [CABasicAnimation animationWithKeyPath:event];
        animation.fromValue = [self.presentationLayer valueForKey:event];
        animation.duration = self.progressAnimationDuration;
        return animation;
    }
    return [super actionForKey:event];
}

- (void)drawInContext:(CGContextRef)context {
    if (CGRectIsEmpty(self.bounds)) {
        return;
    }
    
    CGPoint center = CGPointGetCenterWithRect(self.bounds);
    CGFloat radius = MIN(center.x, center.y) - self.borderWidth - self.borderInset;
    CGFloat startAngle = -M_PI_2;
    CGFloat endAngle = M_PI * 2 * self.progress + startAngle;
    
    switch (self.shape) {
        case QMUIPieProgressViewShapeSector: {
            // 绘制扇形进度区域
            
            CGContextSetFillColorWithColor(context, self.fillColor.CGColor);
            CGContextMoveToPoint(context, center.x, center.y);
            CGContextAddArc(context, center.x, center.y, radius, startAngle, endAngle, 0);
            CGContextClosePath(context);
            CGContextFillPath(context);
        }
            break;
            
        case QMUIPieProgressViewShapeRing: {
            // 绘制环形进度区域
            radius -= self.lineWidth;
            CGContextSetLineWidth(context, self.lineWidth);
            CGContextSetLineCap(context, kCGLineCapRound);
            CGContextSetStrokeColorWithColor(context, self.strokeColor.CGColor);
            CGContextAddArc(context, center.x, center.y, radius, startAngle, endAngle, 0);
            CGContextStrokePath(context);
            CGContextClosePath(context);
        }
            break;
    }
    
    [super drawInContext:context];
}

- (void)setFrame:(CGRect)frame {
    [super setFrame:frame];
    self.cornerRadius = CGRectGetHeight(frame) / 2;
}

@end

@implementation QMUIPieProgressView (RQExtension)
@dynamic rq_borderColor;

+ (Class)layerClass {
    return [RQUIPieProgressLayer class];
}

- (void)tintColorDidChange {
    [super tintColorDidChange];
    self.progressLayer.fillColor = self.tintColor;
    self.progressLayer.strokeColor = self.tintColor;
//    self.progressLayer.borderColor = RGBA_COLOR(239, 145, 167, 0.2).CGColor;
}

- (void)setRq_borderColor:(UIColor *)rq_borderColor {
    self.progressLayer.borderColor = rq_borderColor.CGColor;
}

- (RQUIPieProgressLayer *)progressLayer {
    return (RQUIPieProgressLayer *)self.layer;
}


@end