一款图形白版绘制工具，支持24种数学图形的绘制！

项目介绍：

ZHFigureDrawingLayer一款图形白版绘制工具，支持涂鸦、单箭头、直线、虚线、双箭头直线、双杠直线、椭圆、圆形、矩形、三角形、圆弧、正余弦、梯形、菱形、五边形、六边形、坐标系、直角坐标系、三维坐标系、球体、三菱锥、圆锥、圆柱、立方体数学图形绘制。

下载

下载地址：ZHFigureDrawingLayer，喜欢的话记得给个star喽！

方法定义

/**
 初始化
 @param startPoint      开始点
 @param type            图形类型
 */
+ (instancetype)createLayerWithStartPoint:(CGPoint)startPoint type:(ZHFigureDrawingType)type;

@property (nonatomic, assign) ZHFigureDrawingType drawingType;     //图形类型
@property (nonatomic, strong) NSMutableArray *pointArray;    //记录图形绘制点
@property (nonatomic, assign) CGPoint startPoint;            //起始坐标
@property (nonatomic, assign) CGPoint endPoint;              //终点坐标
@property (nonatomic, strong) UIColor *lineColor;            //画笔颜色
@property (nonatomic, assign) CGSize paintSize;              //画布大小

- (void)movePathWithStartPoint:(CGPoint)startPoint;
- (void)movePathWithEndPoint:(CGPoint)endPoint;

- (UIBezierPath *)createArrowWithStartPoint:(CGPoint)startPoint endPoint:(CGPoint)endPoint;
- (CGFloat)distanceBetweenStartPoint:(CGPoint)startPoint endPoint:(CGPoint)endPoint;
- (CGFloat)angleWithFirstPoint:(CGPoint)firstPoint andSecondPoint:(CGPoint)secondPoint;
- (CGFloat)angleEndWithFirstPoint:(CGPoint)firstPoint andSecondPoint:(CGPoint)secondPoint;