IOS绘图——简单三角形

#import <UIKit/UIKit.h>

@interface MyView :UIView

@end

#import "MyView.h"

@implementationMyView

- (instancetype)initWithFrame:(CGRect)frame {

self = [superinitWithFrame:frame];

if (self) {

// Initialization code

}

returnself;

}

- (void)drawRect:(CGRect)rect {

CGContextRefcontext = UIGraphicsGetCurrentContext();

CGContextMoveToPoint(context,75,10);

CGContextAddLineToPoint(context,10,150);

CGContextAddLineToPoint(context,160,150);

CGContextClosePath(context);

[[UIColorblackColor] setStroke];

[[UIColorredColor] setFill];

CGContextDrawPath(context, kCGPathFillStroke);

}

@end

我的CSDN博客地址:http://blog.csdn.net/qw963895582/article