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。

HTML / CSS 相关文章推荐
利用纯CSS3实现文字向右循环闪过效果实例(可用于移动端)
Jun 15 HTML / CSS
CSS3网格的三个新特性详解
Apr 04 HTML / CSS
目前不被任何主流浏览器支持的CSS3属性汇总
Jul 21 HTML / CSS
CSS3+Sprite实现僵尸行走动画特效源码
Jan 27 HTML / CSS
HTML5+CSS3实例 :canvas 模拟实现电子彩票刮刮乐代码
Dec 30 HTML / CSS
css3 实现圆形旋转倒计时
Feb 24 HTML / CSS
CSS3.0实现霓虹灯按钮动画特效的示例代码
Jan 12 HTML / CSS
HTML5新增的8类INPUT输入类型介绍
Jul 06 HTML / CSS
canvas如何绘制钟表的方法
Dec 13 HTML / CSS
奇妙的 CSS shapes(CSS图形)
Apr 05 HTML / CSS
CSS中float高度塌陷问题的四种解决方案
Apr 18 HTML / CSS
使用CSS实现六边形的图片效果
Aug 05 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
You might like
PHP反射使用实例和PHP反射API的中文说明
2014/07/02 PHP
PHP魔术方法之__call与__callStatic使用方法
2017/07/23 PHP
在 IE 中调用 javascript 打开 Excel 表
2006/12/21 Javascript
jQuery(1.3.2) 7行代码搞定跟随屏幕滚动的层
2009/05/21 Javascript
JQuery与Ajax常用代码实现对比
2009/10/03 Javascript
javascript中的onkeyup和onkeydown区别介绍
2013/04/28 Javascript
一个网页标题title的闪动提示效果实现思路
2014/03/22 Javascript
jQuery获取节点和子节点文本的方法
2014/07/22 Javascript
AngularJS转换响应内容
2016/01/27 Javascript
封装属于自己的JS组件
2016/01/27 Javascript
Vue 仿百度搜索功能实现代码
2017/02/16 Javascript
bootstrap表单示例代码分享
2017/05/18 Javascript
vue中当图片地址无效的时候,显示默认图片的方法
2018/09/18 Javascript
在博客园博文中添加自定义右键菜单的方法详解
2020/02/05 Javascript
[03:26]回顾2015国际邀请赛中国区预选赛
2015/06/09 DOTA
python 去除txt文本中的空格、数字、特定字母等方法
2018/07/24 Python
Python实现简单层次聚类算法以及可视化
2019/03/18 Python
在django中自定义字段Field详解
2019/12/03 Python
浅谈python 中的 type(), dtype(), astype()的区别
2020/04/09 Python
浅谈Python中threading join和setDaemon用法及区别说明
2020/05/02 Python
keras的三种模型实现与区别说明
2020/07/03 Python
纯CSS3实现表单验证效果(非常不错)
2017/01/18 HTML / CSS
html5模拟平抛运动(模拟小球平抛运动过程)
2013/07/25 HTML / CSS
HTML5拖拉上传文件的简单实例
2017/01/11 HTML / CSS
荷兰本土平价百货:HEMA
2017/10/23 全球购物
玛蒂尔达简服装:Matilda Jane Clothing
2019/02/13 全球购物
甜品店的创业计划书范文
2014/01/02 职场文书
洗煤厂厂长岗位职责
2014/01/03 职场文书
质监局领导班子践行群众路线整改方案
2014/10/26 职场文书
2015毕业生实习工作总结
2014/12/12 职场文书
社区志愿者服务心得体会
2016/01/22 职场文书
Python 语言实现六大查找算法
2021/06/30 Python
使用CSS实现一个搜索引擎的原理解析
2021/09/25 HTML / CSS
教你如何让spark sql写mysql的时候支持update操作
2022/02/15 MySQL
《地。-关于地球的运动-》单行本第七集上市,小说家朝井辽献上期待又害怕的推荐文
2022/03/31 日漫
MySQL控制流函数(-if ,elseif,else,case...when)
2022/07/07 MySQL