105 lines
2.6 KiB
Objective-C
105 lines
2.6 KiB
Objective-C
//
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// IfishChatView.m
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// Ifish
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//
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// Created by 罗艺 on 2018/8/27.
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// Copyright © 2018年 lianlian. All rights reserved.
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//
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#import "IfishChatView.h"
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@interface IfishChatView()
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@property(nonatomic,strong)NSMutableArray*line1;
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@property(nonatomic,strong)NSMutableArray*line2;
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@end
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@implementation IfishChatView
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-(NSArray *)line1{
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if (_line1==nil) {
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_line1=[NSMutableArray array];
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for (int i=0; i<50; i++) {
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CGFloat x=10*(i+1);
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CGPoint p1=CGPointMake(x, x);
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[_line1 addObject:NSStringFromCGPoint(p1)];
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}
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}
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return _line1;
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}
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-(NSArray *)line2{
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if (_line2==nil) {
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_line2=[NSMutableArray array];
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for (int i=0; i<50; i++) {
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CGFloat x=10*(i+1);
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CGFloat y=sin(x)*10+5;
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CGPoint p1=CGPointMake(x, y);
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[_line2 addObject:NSStringFromCGPoint(p1)];
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}
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}
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return _line2;
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}
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// Only override drawRect: if you perform custom drawing.
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// An empty implementation adversely affects performance during animation.
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- (void)drawRect:(CGRect)rect {
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UIColor *color = [UIColor redColor];
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[color set]; //设置线条颜色
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UIBezierPath* path = [UIBezierPath bezierPath];
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path.lineWidth = 1.0;
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path.lineCapStyle = kCGLineCapRound; //线条拐角
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path.lineJoinStyle = kCGLineJoinRound; //终点处理
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[path moveToPoint:CGPointMake(0.0, 0.0)];//起点
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// Draw the lines
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for (int i=0; i<self.line1.count; i++) {
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NSString* p=self.line1[i];
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[path addLineToPoint:CGPointFromString(p)];
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}
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// [path closePath];//第五条线通过调用closePath方法得到的
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// [path stroke];//Draws line 根据坐标点连线
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[path stroke];//颜色填充
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UIColor *color1 = [UIColor blueColor];
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[color1 set]; //设置线条颜色
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UIBezierPath* path1 = [UIBezierPath bezierPath];
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path1.lineWidth = 1.0;
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path1.lineCapStyle = kCGLineCapRound; //线条拐角
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path1.lineJoinStyle = kCGLineJoinRound; //终点处理
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[path1 moveToPoint:CGPointMake(0.0, 100.0)];//起点
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// Draw the lines
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for (int i=0; i<self.line2.count; i++) {
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NSString* p=self.line2[i];
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[path1 addLineToPoint:CGPointFromString(p)];
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}
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// [path closePath];//第五条线通过调用closePath方法得到的
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// [path stroke];//Draws line 根据坐标点连线
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CGFloat dashPattern[] = {3,1};// 3实线，1空白
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[path1 setLineDash:dashPattern count:1 phase:1];
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[path1 stroke];//颜色填充
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}
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@end
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