77 lines
2.0 KiB
Mathematica
77 lines
2.0 KiB
Mathematica
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// Copyright (c) 2024 Tencent. All rights reserved.
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// Author: eddardliu
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#import "TUIMultimediaSplitter.h"
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@interface TUIMultimediaSplitter () {
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CAShapeLayer *_shapeLayer;
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}
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@end
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@implementation TUIMultimediaSplitter
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- (id)initWithFrame:(CGRect)frame {
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self = [super initWithFrame:frame];
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_color = UIColor.lightGrayColor;
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_lineWidth = 1;
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_lineCap = kCGLineCapRound;
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self.backgroundColor = UIColor.clearColor;
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_shapeLayer = [[CAShapeLayer alloc] init];
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[self.layer addSublayer:_shapeLayer];
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[self updateShapeLayer];
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return self;
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}
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- (void)updateShapeLayer {
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_shapeLayer.frame = self.bounds;
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CGPoint startPoint, endPoint;
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CGSize size = self.bounds.size;
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CGFloat inset = 0;
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if (_axis == UILayoutConstraintAxisVertical) {
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startPoint = CGPointMake(size.width / 2, inset);
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endPoint = CGPointMake(size.width / 2, size.height - inset);
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} else {
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startPoint = CGPointMake(inset, size.height / 2);
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endPoint = CGPointMake(size.width - inset, size.height / 2);
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}
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UIBezierPath *path = [UIBezierPath bezierPath];
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[path moveToPoint:startPoint];
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[path addLineToPoint:endPoint];
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_shapeLayer.path = path.CGPath;
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_shapeLayer.strokeColor = _color.CGColor;
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_shapeLayer.lineWidth = _lineWidth;
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switch (_lineCap) {
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default:
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case kCGLineCapButt:
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_shapeLayer.lineCap = kCALineCapButt;
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break;
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case kCGLineCapRound:
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_shapeLayer.lineCap = kCALineCapRound;
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break;
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case kCGLineCapSquare:
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_shapeLayer.lineCap = kCALineCapSquare;
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break;
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}
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}
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- (void)layoutSubviews {
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[self updateShapeLayer];
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}
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- (void)setAxis:(UILayoutConstraintAxis)axis {
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_axis = axis;
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[self updateShapeLayer];
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}
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- (void)setColor:(UIColor *)color {
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_color = color;
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[self updateShapeLayer];
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}
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- (void)setLineWidth:(CGFloat)lineWidth {
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_lineWidth = lineWidth;
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[self updateShapeLayer];
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}
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- (void)setLineCap:(CGLineCap)lineCap {
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_lineCap = lineCap;
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[self updateShapeLayer];
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}
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@end
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