首页
所有分类
TAGS
文字工具 EMOJI BIBLE
编程 HTML / CSS

canvas简易绘图的实现（海绵宝宝篇）

Posted in HTML / CSS onJuly 04, 2018

最近在研究canvas，简单的用canvas绘制了一下卡通人物--海绵宝宝。

图片如下：

canvas简易绘图的实现（海绵宝宝篇）

代码如下：

<!DOCTYPE html>
<html>
 <head>
  <meta charset="utf-8" />
  <title>canvas海绵宝宝</title>
 </head>
 <body>
  <canvas id="canvas" width="1000" height="700" style="background: #01539f;"></canvas>
 </body>
 <script>
  var canvas = document.getElementById("canvas");
  var ctx = canvas.getContext("2d");
  with(ctx){
   //袖子
   //左
   beginPath();
   fillStyle="#fff";
   strokeStyle="#000";
   lineWidth=2;
   bezierCurveTo(142,253,112,263,112,303)
   quadraticCurveTo(120,308,150,303)
   fill();
   stroke();
   closePath();
   //右
   beginPath();
   fillStyle="#fff";
   strokeStyle="#000";
   lineWidth=2;
   bezierCurveTo(445,253,477,263,477,303)
   quadraticCurveTo(467,308,447,303)
   fill();
   stroke();
   closePath();
   //胳膊
   //左
   beginPath();
   fillStyle="#f5e261";
   strokeStyle="#000";
   lineWidth=2;
   moveTo(122,306);
   lineTo(110,406);
   lineTo(120,406);
   lineTo(132,306);
   fill();
   stroke();
   closePath();
   //右
   beginPath();
   fillStyle="#f5e261";
   strokeStyle="#000";
   moveTo(458,306);
   lineTo(470,406);
   lineTo(480,406);
   lineTo(468,306);
   fill();
   stroke();
   closePath();
   //手
   //左
   //衣服
   beginPath();
   fillStyle="#fff";
   strokeStyle="#000";
   lineWidth=5;
   shadowColor = "#000"; 
   shadowOffsetX = 0; 
   shadowOffsetY = 0; 
   shadowBlur = 0; 
   moveTo(145,385);
   lineTo(146,425);
   lineTo(442,425);
   lineTo(443,385);
   stroke();
   fill();
   closePath();
   //裤子
   beginPath();
   fillStyle="#ae6f28";
   strokeStyle="#000";
   moveTo(146,427);
   lineTo(147,470);
   lineTo(441,470);
   lineTo(442,427);
   stroke();
   fill();
   closePath();
   //裤子图案
   beginPath();
   fillStyle="#000";
   rect(156,438,60,15);
   rect(236,438,120,15);
   rect(373,438,60,15);
   fill();
   closePath();
   //裤腿
   beginPath();
   fillStyle="#ae6f28";
   strokeStyle="#000";
   lineWidth=2;
   moveTo(190,472);
   lineTo(190,490);
   lineTo(235,490);
   lineTo(235,472);
   moveTo(350,472);
   lineTo(350,490);
   lineTo(395,490);
   lineTo(395,472);
   fill();
   stroke();
   closePath();
   //腿
   beginPath();
   fillStyle="#fffe71";
   strokeStyle="#000";
   lineWidth=2;
   moveTo(208,491);
   lineTo(208,516);
   lineTo(218,516);
   lineTo(218,491);
   moveTo(368,491);
   lineTo(368,516);
   lineTo(378,516);
   lineTo(378,491);
   fill();
   stroke();
   closePath();
   //袜子
   beginPath();
   fillStyle="#fff";
   strokeStyle="#000";
   lineWidth=2;
   moveTo(208,517);
   lineTo(207,560);
   lineTo(218,560);
   lineTo(218,517);
   moveTo(368,517);
   lineTo(368,560);
   lineTo(379,560);
   lineTo(378,517);
   fill();
   stroke();
   closePath();
   //蓝杠
   beginPath();
   strokeStyle="#536d92";
   lineWidth=4;
   moveTo(208,523);
   lineTo(218,523);
   moveTo(368,523);
   lineTo(378,523);
   stroke();
   closePath();
   //红杠
   beginPath();
   strokeStyle="#da4751";
   lineWidth=4;
   moveTo(209,530);
   lineTo(218,530);
   moveTo(369,530);
   lineTo(378,530);
   stroke();
   closePath();
   
   //领带
   beginPath();
   strokeStyle="#000";
   lineWidth=5;
   fillStyle="#ef4641";
   moveTo(270,385);
   lineTo(320,385);
   lineTo(298,413);
   lineTo(292,413);
   lineTo(270,385);
   moveTo(292,415);
   lineTo(280,446);
   lineTo(295,462);
   lineTo(310,446);
   lineTo(298,415);
   stroke();
   fill();
   closePath();
   //领子
   beginPath();
   strokeStyle="#000";
   fillStyle="#fff";
   moveTo(280,393);
   lineTo(265,410);
   lineTo(218,385);
   moveTo(310,393);
   lineTo(325,410);
   lineTo(362,385);
   stroke();
   fill();
   closePath();
   //脸
   beginPath();
   strokeStyle="#818620";
   fillStyle="#f5e262";
   lineWidth=5;
   bezierCurveTo(140,50,150,60,160,50);
   quadraticCurveTo(170,40,180,50);
   quadraticCurveTo(190,60,200,50);
   quadraticCurveTo(210,40,220,50);
   quadraticCurveTo(230,60,240,50);
   quadraticCurveTo(250,40,260,50);
   quadraticCurveTo(270,60,280,50);
   quadraticCurveTo(290,40,300,50);
   quadraticCurveTo(310,60,320,50);
   quadraticCurveTo(330,40,340,50);
   quadraticCurveTo(350,60,360,50);
   quadraticCurveTo(370,40,380,50);
   quadraticCurveTo(390,60,400,50);
   quadraticCurveTo(410,40,420,50);
   quadraticCurveTo(430,60,440,50);
   quadraticCurveTo(450,40,460,50);
   quadraticCurveTo(465,60,460,70);
   quadraticCurveTo(450,80,460,90);
   quadraticCurveTo(468,100,458,110);
   quadraticCurveTo(446,120,456,130);
   quadraticCurveTo(466,140,456,150);
   quadraticCurveTo(444,160,454,170);
   quadraticCurveTo(464,180,454,190);
   quadraticCurveTo(442,200,452,210);
   quadraticCurveTo(462,220,452,230);
   quadraticCurveTo(440,240,450,250);
   quadraticCurveTo(460,260,450,270);
   quadraticCurveTo(438,280,448,290);
   quadraticCurveTo(458,300,448,310);
   quadraticCurveTo(436,320,446,330);
   quadraticCurveTo(456,340,446,350);
   quadraticCurveTo(434,360,444,370);
   quadraticCurveTo(454,380,444,390);
   quadraticCurveTo(435,405,424,390);
   quadraticCurveTo(415,380,405,390);
   quadraticCurveTo(395,400,385,390);
   quadraticCurveTo(375,380,365,390);
   quadraticCurveTo(355,400,345,390);
   quadraticCurveTo(335,380,325,390);
   quadraticCurveTo(315,400,305,390);
   quadraticCurveTo(295,380,285,390);
   quadraticCurveTo(275,400,265,390);
   quadraticCurveTo(255,380,245,390);
   quadraticCurveTo(235,400,225,390);
   quadraticCurveTo(215,380,205,390);
   quadraticCurveTo(195,400,185,390);
   quadraticCurveTo(175,380,165,390);
   quadraticCurveTo(155,400,145,390);
   quadraticCurveTo(135,380,145,370);
   quadraticCurveTo(153,360,143,350);
   quadraticCurveTo(133,340,143,330);
   quadraticCurveTo(151,320,141,310);
   quadraticCurveTo(131,300,141,290);
   quadraticCurveTo(149,280,139,270);
   quadraticCurveTo(129,260,139,250);
   quadraticCurveTo(147,240,137,230);
   quadraticCurveTo(127,220,137,210);
   quadraticCurveTo(145,200,135,190);
   quadraticCurveTo(125,180,135,170);
   quadraticCurveTo(143,160,133,150);
   quadraticCurveTo(123,140,133,130);
   quadraticCurveTo(141,120,131,110);
   quadraticCurveTo(121,100,131,90);
   quadraticCurveTo(139,80,129,70);
   quadraticCurveTo(119,60,129,50);
   quadraticCurveTo(137,45,140,50);
   stroke();
   fill();
   closePath();
   //眼睛
   beginPath();
   strokeStyle="#000";
   fillStyle="#fff";
   arc(249,180,45,0,Math.PI*2,true);
   arc(341,180,45,0,Math.PI*2,true);
   stroke();
   fill();
   closePath();
   //眼仁
   beginPath();
   strokeStyle="#000";
   fillStyle="#50d1f1";
   arc(255,180,18,0,Math.PI*2,true);
   stroke();
   fill();
   closePath();
   beginPath();
   strokeStyle="#000";
   fillStyle="#50d1f1";
   arc(335,180,18,0,Math.PI*2,true);
   stroke();
   fill();
   closePath();
   //眼球
   beginPath();
   strokeStyle="#000";
   fillStyle="#000";
   arc(255,180,10,0,Math.PI*2,true);
   stroke();
   fill();
   closePath();
   beginPath();
   strokeStyle="#000";
   fillStyle="#000";
   arc(335,180,10,0,Math.PI*2,true);
   stroke();
   fill();
   closePath();
   //眼睫毛
   beginPath();
   lineWidth=6;
   strokeStyle="#000";
   moveTo(210,122);
   lineTo(223,142);
   moveTo(247,112);
   lineTo(247,133);
   moveTo(283,117);
   lineTo(270,140);
   moveTo(307,120);
   lineTo(320,140);
   moveTo(344,112);
   lineTo(344,133);
   moveTo(380,120);
   lineTo(365,140);
   stroke();
   closePath();
   //嘴角
   beginPath();
   fillStyle="#fdd06b"
   lineWidth=3;
   strokeStyle="#ca5939";
   moveTo(190,230);
   bezierCurveTo(160,175,265,190,230,230);
   stroke();
   fill();
   closePath();
   beginPath();
   fillStyle="#fdd06b"
   lineWidth=3;
   strokeStyle="#ca5939";
   moveTo(350,230);
   bezierCurveTo(325,175,435,190,395,230);
   stroke();
   fill();
   closePath();
   //牙
   beginPath();
   strokeStyle="#000";
   lineWidth=2;
   fillStyle="#fff";
   moveTo(275,272);
   lineTo(275,292);
   lineTo(295,292);
   lineTo(295,272);
   moveTo(300,272);
   lineTo(300,292);
   lineTo(320,292);
   lineTo(320,271);
   //rect(297,252,20,20);
   fill();
   stroke();
   closePath();
   //嘴
   beginPath();
   strokeStyle="#000";
   lineWidth=3;
   bezierCurveTo(210,220,290,340,380,220);
   stroke();
   closePath();
   beginPath();
   strokeStyle="#000";
   lineWidth=2;
   bezierCurveTo(205,225,205,215,220,220);
   stroke();
   closePath();
   beginPath();
   strokeStyle="#000";
   lineWidth=2;
   bezierCurveTo(370,220,380,215,385,225);
   stroke();
   closePath();
   //鼻子
   beginPath();
   strokeStyle="#000";
   lineWidth=3;
   fillStyle="#f5e262";
   moveTo(290,215);
   bezierCurveTo(265,170,340,185,300,225);
   stroke();
   fill();
   closePath();
   //下巴
   beginPath();
   strokeStyle="#cb662e";
   lineWidth=2;
   bezierCurveTo(250,305,270,330,290,310);
   quadraticCurveTo(300,305,310,310);
   quadraticCurveTo(330,330,350,305);
   shadowColor = "#cb662e"; 
   shadowOffsetX = 0; 
   shadowOffsetY = -3; 
   shadowBlur = 10; 
   stroke();
   closePath();
   //雀斑
   beginPath();
   fillStyle="#bf7627";
   arc(197,205,2,0,Math.PI*2,true);
   fill();
   closePath();
   beginPath();
   fillStyle="#bf7627";
   arc(210,214,2,0,Math.PI*2,true);
   fill();
   closePath();
   beginPath();
   fillStyle="#bf7627";
   arc(218,207,2,0,Math.PI*2,true);
   fill();
   closePath();
   beginPath();
   fillStyle="#bf7627";
   arc(367,205,2,0,Math.PI*2,true);
   fill();
   closePath();
   beginPath();
   fillStyle="#bf7627";
   arc(390,206,2,0,Math.PI*2,true);
   fill();
   closePath();
   beginPath();
   fillStyle="#bf7627";
   arc(380,213,2,0,Math.PI*2,true);
   fill();
   closePath();
   //皮鞋
   //左
   beginPath();
   strokeStyle="#000";
   fillStyle="#000";
   lineWidth=4;
   shadowColor = "#000"; 
   shadowOffsetX = 0; 
   shadowOffsetY = 0; 
   shadowBlur = 0; 
   arc(180,577,11,0,Math.PI*2,true);
   bezierCurveTo(185,560,197,575,207,560);
   moveTo(207,560);
   lineTo(217,560);
   quadraticCurveTo(227,570,217,585);
   quadraticCurveTo(197,580,180,585);
   quadraticCurveTo(207,561,185,570);
   rect(207,585,10,4)
   stroke();
   fill();
   //ctx.rotate( m * Math.PI / 180)
   closePath();
   //右
   beginPath();
   strokeStyle="#000";
   fillStyle="#000";
   lineWidth=4;
   shadowColor = "#000"; 
   shadowOffsetX = 0; 
   shadowOffsetY = 0; 
   shadowBlur = 0; 
   arc(405,577,11,0,Math.PI*2,true);
   bezierCurveTo(400,560,388,575,378,560);
   moveTo(378,560);
   lineTo(368,560);
   quadraticCurveTo(358,570,368,585);
   quadraticCurveTo(388,580,405,585);
   quadraticCurveTo(422,561,400,570);
   rect(368,585,10,4)
   stroke();
   fill();
   //ctx.rotate( m * Math.PI / 180)
   closePath();
   //白点
   beginPath();
   strokeStyle="#f5e262";
   fillStyle="#c4b127";
   fill();
   EvenCompEllipse(ctx, 160, 100, 10, 15);
   EvenCompEllipse(ctx, 150, 150, 5, 7);
   EvenCompEllipse(ctx, 200, 320, 7, 10)
   EvenCompEllipse(ctx, 225, 350, 11, 16)
   EvenCompEllipse(ctx, 425, 120, 11, 16)
   EvenCompEllipse(ctx, 410, 320, 9, 12)
   EvenCompEllipse(ctx, 380, 340, 6, 9)
   closePath();
  }
  function EvenCompEllipse(ctx, x, y, a, b)
  {
     ctx.save();
     //选择a、b中的较大者作为arc方法的半径参数
     var r = (a > b) ? a : b; 
     var ratioX = a / r; //横轴缩放比率
     var ratioY = b / r; //纵轴缩放比率
     ctx.scale(ratioX, ratioY); //进行缩放（均匀压缩）
     ctx.beginPath();
     //从椭圆的左端点开始逆时针绘制
     ctx.moveTo((x + a) / ratioX, y / ratioY);
     ctx.arc(x / ratioX, y / ratioY, r, 0, 2 * Math.PI);
     ctx.closePath();
     ctx.stroke();
     ctx.fill();
     ctx.restore();
  };
   
 </script>
</html>

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持三水点靠木。

canvas简易绘图的实现（海绵宝宝篇）

- Author -

zhangrui_web

声明：登载此文出于传递更多信息之目的，并不意味着赞同其观点或证实其描述。

HTML / CSS 相关文章推荐
CSS3样式linear-gradient的使用实例
Jan 16 HTML / CSS
CSS3悬停效果案例应用
Nov 21 HTML / CSS
css 省略号 css3让多余的字符串消失并附加省略号的实现代码
Feb 07 HTML / CSS
CSS3 Media Queries(响应式布局可以让你定制不同的分辨率和设备)
Jun 06 HTML / CSS
css3的transform造成z-index无效解决方案
Dec 04 HTML / CSS
利用CSS3实现平移动画效果示例代码
Oct 12 HTML / CSS
html5指南-7.geolocation结合google maps开发一个小的应用
Jan 07 HTML / CSS
浅谈利用缓存来优化HTML5 Canvas程序的性能
May 12 HTML / CSS
详解HTML5 Canvas绘制不规则图形时的非零环绕原则
Mar 21 HTML / CSS
HTML5新增属性data-*和js/jquery之间的交互及注意事项
Aug 08 HTML / CSS
解决HTML5手机端页面缩放的问题
Oct 27 HTML / CSS
Html5 new XMLHttpRequest()监听附件上传进度
Jan 14 HTML / CSS
快速实现一个简单的canvas迷宫游戏的示例
Jul 04 #HTML / CSS
HTML5中form如何关闭自动完成功能的方法
Jul 02 #HTML / CSS
Canvas实现保存图片到本地的示例代码
Jun 28 #HTML / CSS
html5手机端页面可以向右滑动导致样式受影响的问题
Jun 20 #HTML / CSS
canvas环形倒计时组件的示例代码
Jun 14 #HTML / CSS
canvas里面如何基于随机点绘制一个多边形的方法
Jun 13 #HTML / CSS
html5 canvas简单封装一个echarts实现不了的饼图
Jun 12 #HTML / CSS
模型保存加载(1) PyTorch(1) compose(3) moviepy(1) 人工智能(2) 图像处理(1) Pyecharts(7) opencv(7) 模糊匹配(1) FuzzyWuzzy(1)
You might like
dedecms防止FCK乱格式化你的代码的修改方法
2007/03/17 PHP
php文件夹与文件目录操作函数介绍
2013/09/09 PHP
Ubuntu12下编译安装PHP5.3开发环境
2015/03/27 PHP
php判断表是否存在的方法
2015/06/18 PHP
使用phpexcel类实现excel导入mysql数据库功能(实例代码)
2016/05/12 PHP
PHP 中常量的知识整理
2017/04/14 PHP
JS+PHP实现用户输入数字后显示最大的值及所在位置
2017/06/19 PHP
JavaScript的Function详细
2006/11/14 Javascript
Jquery练习之表单验证实现代码
2010/12/14 Javascript
javascript中this做事件参数相关问题解答
2013/03/17 Javascript
JQuery显示、隐藏div的几种方法简明总结
2015/04/16 Javascript
JQuery中DOM事件绑定用法详解
2015/06/13 Javascript
浅谈JSON.parse()和JSON.stringify()
2015/07/14 Javascript
javascript返回顶部的按钮实现方法
2016/01/09 Javascript
Windows 系统下设置Nodejs NPM全局路径
2016/04/26 NodeJs
js中window.open的参数及注意注意事项
2016/07/06 Javascript
ui组件之input多选下拉实现方法（带有搜索功能）
2016/07/14 Javascript
jquery层级选择器的实现(匹配后代元素div)
2016/09/05 Javascript
canvas快速绘制圆形、三角形、矩形、多边形方法介绍
2016/12/29 Javascript
bootstrap是什么_动力节点Java学院整理
2017/07/14 Javascript
详解angular应用容器化部署
2018/08/14 Javascript
layui的table单击行勾选checkbox功能方法
2018/08/14 Javascript
vue watch普通监听和深度监听实例详解(数组和对象)
2018/08/16 Javascript
js中的闭包实例展示
2018/11/01 Javascript
vue实现点击按钮“查看详情”弹窗展示详情列表操作
2020/09/09 Javascript
nuxt 实现在其它js文件中使用store的方式
2020/11/05 Javascript
[01:22:28]DOTA2-DPC中国联赛 正赛 SAG vs RNG BO3 第一场 1月18日
2021/03/11 DOTA
浅谈Scrapy框架普通反爬虫机制的应对策略
2017/12/28 Python
Python获取数据库数据并保存在excel表格中的方法
2019/06/12 Python
Python实现图片添加文字
2019/11/26 Python
请写一个C函数，若处理器是Big_endian的，则返回0；若是Little_endian的，则返回1
2015/07/16 面试题
优秀员工表扬信
2014/01/17 职场文书
简历中的自我评价怎么写
2014/01/29 职场文书
幼儿园毕业家长感言
2014/02/10 职场文书
《风筝》教学反思
2014/04/10 职场文书
滴水洞导游词
2015/02/10 职场文书