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第一种方法:桃心形公式 代码实现的一种方法 <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>使用桃心形方程绘制爱心</title> </head> <body> <canvas></canvas> <script> var canvas = do…
需求:绘制爱心图像轨迹. 实现:直接贴代码吧! 预览地址:https://codepen.io/wzc570738205/pen/dqqBpj <!DOCTYPE> <html> <head> <meta charset="UTF-8"> <title>模仿笔画</title> <style type="text/css"> #_canvas { background-color:…
js代码如下: var cav = document.getElementById("a").getContext("2d"); function draw(x, y,c){ cav.beginPath(); cav.fillStyle = c; cav.moveTo(x, y); cav.lineWidth = 3; cav.bezierCurveTo(130 ,65,150,110,100,150); cav.bezierCurveTo(35,85,95,75,…
一.HTML5学习总结——canvas绘制象棋 1.第一次:canvas绘制象棋(笨方法)示例代码: <!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>canvas绘图_象棋棋盘</title> </head> <body> <canvas id="canvas1" width="805…
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>用canvas绘制折线图</title> </head> <body> <canvas id="cv"></canvas> </body> </html> <s…
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>用面向对象的思想 封装 在canvas绘制直线的函数</title> </head> <body> <canvas id="cv"></canvas> </body> </…
HTML5 Canvas绘制简单图形 1.添加Canvas标签,添加id供js操作. <canvas id="mycanvas" height="700" width="1024" style="border:1px solid #aaa;text-align:center;"> 你的浏览器不支持Canvas,请更新浏览器再试!!! </canvas> 在canvas标签之间应该做浏览器是否支持的检测,…
最终效果图如下: 实现步骤如下:注-引用了jQuery HTML代码 <!doctype html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="Generator" content="EditPlus®"> <meta name="Author" content=&q…
1.Canvas绘制一个蓝色的矩形 <!DOCTYPE html> <html> <head lang="en"> <meta charset="UTF-8"> <title></title> </head> <body> <canvas id="myCanvas" width="300" height="200&q…
前段时间学习了用canvas绘制折现图,且当画布变换大小,折现图会随之变化,现附上代码 <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> </head> <body> <canvas id="cv"></canvas&…