@cgj/k-view

<!doctype html> <html lang="en"> <head> <title>Code coverage report for src/utils/drawCanvas.js</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../../prettify.css" /> <link rel="stylesheet" href="../../base.css" /> <link rel="shortcut icon" type="image/x-icon" href="../../favicon.png" /> <meta name="viewport" content="width=device-width, initial-scale=1" /> <style type='text/css'> .coverage-summary .sorter { background-image: url(../../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1><a href="../../index.html">All files</a> / <a href="index.html">src/utils</a> drawCanvas.js</h1> <div class='clearfix'> <div class='fl pad1y space-right2'> <span class="strong">0% </span> <span class="quiet">Statements</span> <span class='fraction'>0/20</span> </div> <div class='fl pad1y space-right2'> <span class="strong">0% </span> <span class="quiet">Branches</span> <span class='fraction'>0/6</span> </div> <div class='fl pad1y space-right2'> <span class="strong">0% </span> <span class="quiet">Functions</span> <span class='fraction'>0/1</span> </div> <div class='fl pad1y space-right2'> <span class="strong">0% </span> <span class="quiet">Lines</span> <span class='fraction'>0/17</span> </div> </div> <p class="quiet"> Press <em>n</em> or <em>j</em> to go to the next uncovered block, <em>b</em>, <em>p</em> or <em>k</em> for the previous block. </p> </div> <div class='status-line low'></div> <pre><table class="coverage"> <tr><td class="line-count quiet"><a name='L1'></a><a href='#L1'>1</a> <a name='L2'></a><a href='#L2'>2</a> <a name='L3'></a><a href='#L3'>3</a> <a name='L4'></a><a href='#L4'>4</a> <a name='L5'></a><a href='#L5'>5</a> <a name='L6'></a><a href='#L6'>6</a> <a name='L7'></a><a href='#L7'>7</a> <a name='L8'></a><a href='#L8'>8</a> <a name='L9'></a><a href='#L9'>9</a> <a name='L10'></a><a href='#L10'>10</a> <a name='L11'></a><a href='#L11'>11</a> <a name='L12'></a><a href='#L12'>12</a> <a name='L13'></a><a 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class="cline-any cline-neutral"> </span> <span class="cline-any cline-neutral"> </span> <span class="cline-any cline-no"> </span> <span class="cline-any cline-no"> </span> <span class="cline-any cline-no"> </span> <span class="cline-any cline-no"> </span> <span class="cline-any cline-no"> </span> <span class="cline-any cline-no"> </span> <span class="cline-any cline-no"> </span> <span class="cline-any cline-no"> </span> <span class="cline-any cline-neutral"> </span></td><td class="text"><pre class="prettyprint lang-js">/** * @author SoldierAb * @description 绘制光标箭头 */       import getAngle from './getAngle';   export default <span class="fstat-no" title="function not covered" >({</span> cxt, x1, y1, x2, y2, color }) => { <span class="cstat-no" title="statement not covered" > console.log(x1, y1, x2, y2);</span> <span class="cstat-no" title="statement not covered" > if (!x1) <span class="cstat-no" title="statement not covered" >x1 = 0;</span></span> <span class="cstat-no" title="statement not covered" > if (!x2) <span class="cstat-no" title="statement not covered" >x2 = 0;</span></span> <span class="cstat-no" title="statement not covered" > if (!color) <span class="cstat-no" title="statement not covered" >color = 'red';</span></span> //角度获取 let { angle, xdis, ydis } = <span class="cstat-no" title="statement not covered" >getAngle(x1, y1, x2, y2);</span> // let { angle, xdis, ydis } = getAngle(0,0, x2, y2); // console.log('-------------------',angle,xdis,ydis); //旋转角度计算 // if (xdis < 0 && ydis < 0) { // if(angle) cxt.rotate(((angle) / 360) * Math.PI * 2); // } else if (xdis < 0 && ydis > 0) { // if(angle) cxt.rotate(((angle + 180) / 360) * Math.PI * 2); // } else if (xdis > 0 && ydis > 0) { // if(angle) cxt.rotate(((270 - angle) / 360) * Math.PI * 2); // } else if (xdis > 0 && ydis < 0) { // if(angle) cxt.rotate(((angle + 90) / 360) * Math.PI * 2); // }   //渐变色设置 // let grd = cxt.createLinearGradient(x2, y2, x2+20, y2); let grd = <span class="cstat-no" title="statement not covered" >cxt.createLinearGradient(0, 0, 20, 0);</span> <span class="cstat-no" title="statement not covered" > grd.addColorStop(0, 'white');</span> <span class="cstat-no" title="statement not covered" > grd.addColorStop(1, "white");</span> <span class="cstat-no" title="statement not covered" > cxt.fillStyle = grd;</span>   //绘制图例样式 <span class="cstat-no" title="statement not covered" > cxt.beginPath();</span> <span class="cstat-no" title="statement not covered" > cxt.arc(x2, y2, 10, Math.PI * 0.5, Math.PI * 1.5);</span> <span class="cstat-no" title="statement not covered" > cxt.lineTo(x2, y2-10);</span> <span class="cstat-no" title="statement not covered" > cxt.lineTo(x2+20, y2-4); </span>//尾巴，坐标同渐变结束点 <span class="cstat-no" title="statement not covered" > cxt.lineTo(x2+20, y2+4); </span>//尾巴，坐标同渐变结束点 <span class="cstat-no" title="statement not covered" > cxt.lineTo(x2, y2+10);</span> <span class="cstat-no" title="statement not covered" > cxt.fill();</span> <span class="cstat-no" title="statement not covered" > cxt.closePath();</span> }</pre></td></tr></table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="https://istanbul.js.org/" target="_blank">istanbul</a> at Fri Jul 24 2020 03:41:21 GMT+0000 (GMT) </div> </div> <script src="../../prettify.js"></script> <script> window.onload = function () { prettyPrint(); }; </script> <script src="../../sorter.js"></script> <script src="../../block-navigation.js"></script> </body> </html>