在Vue组件的mounted钩子函数中获取元素的上下文,使用getContext('2d')方法。 使用上下文对象的绘图方法(如fillRect()、arc()等)来绘制所需的形状。 可以在Vue组件的methods中定义一个方法,该方法在需要绘制形状时调用。该方法可以在mounted钩子函数中调用,也可以通过事件或其他触发方式调用。 可以使用Vue的数据绑定功能...
ctx.moveTo(x, y); ctx.arc(x + l / 2, y - r + 2, r, 0.72 * PI, 2.26 * PI); ctx.lineTo(x + l, y); ctx.arc(x + l + r - 2, y + l / 2, r, 1.21 * PI, 2.78 * PI); ctx.lineTo(x + l, y + l); ctx.lineTo(x, y + l); ctx.arc(x + r - 2, y...
ctx.arc( randomNum(0, this.options.width), randomNum(0, this.options.height), 1, 0, 2 * Math.PI ); ctx.fill(); } }, /** 验证验证码**/ validate: function (code) { var code = code.toLowerCase(); var v_code = this.options.code.toLowerCase(); if (code == v_code) {...
用友和爱奇艺七年开发经验,在Java、NodeJS、JavaScript、angular、vue、react、前端工程化、前端架构方面均有建树。是中国Node课程、vue和react框架课程、前端架构师课程的首创者,是中国前端互联网界深具影响力的大牛。张仁阳老师的理想是“打破只有技术差的人才去做培训班的魔咒”,“改变人们对培训班的误解,把珠峰做成...
//registry.npm.taobao.org/create-hmac/download/create-hmac-1.1.7.tgz#69170c78b3ab957147b2b8b04572e47ead2243ff" + integrity sha1-aRcMeLOrlXFHsriwRXLkfq0iQ/8= + dependencies: + cipher-base "^1.0.3" + create-hash "^1.1.0" + inherits "^2.0.1" + ripemd160 "^2.0.0" + safe-buffer...
The Vue TextArea can be used on its own in any Vue application, but it really shines when used as part of a form with other Kendo UI for Vue input components and the Kendo UI for Vue Form. See the Vue TextArea Forms Support demo ...
drawText (ctx, txt, i) { ctx.fillStyle=this.randomColor(this.colorMin,this.colorMax) ctx.font=this.randomNum(this.fontSizeMin,this.fontSizeMax) + 'px SimHei'let x= (i + 1) * (this.contentWidth / (this.identifyCode.length + 1)) ...
The Kendo UI for Vue ArcGauge is designed to represent value ranges across an arc shape. The component is completely customizable. For example, you can set the arc range from 0 to 360 degrees, define a minimum and maximum angle and display the current value within the arc. You can also ...
Arc gauges example Arc gauges documentation Legends A legend provides additional information that is helpful in identifying the ranges in a Circular Gauge. It can be docked at the left, right, top, and bottom positions around the plot area. ...
本文由ScriptEcho平台提供技术支持项目地址:传送门## 基于p5.js实现色彩轮和饼状图的动态可视化应用场景本代码利用p5.js库,创建了一个交互式的色彩轮和饼状...