效果
代码
<template>
<view>
<!-- 风速风向检测器-->
<view class="content_position">
<view class="content">
<view class="SN">
<view class="SN_title">设备1</view>
<view class="SN_input">
SN：
<input type="text">
</view>
</view>
<view class="line1">
<view class="line1_item3">
<view class="item3_top">
<view class="item3_top_title_position">
<view class="wind_img">
<image :src="wind" mode="" class="rotate-image" :style="rotateStyle"></image>
</view>
</view>
<view class="item3_top_canvas_position">
<canvas style="width:100%; height: 20px;" canvas-id="firstCanvas"
id="firstCanvas"></canvas>
</view>
<view class="item3_top_text_position">
<view class="top_text1">
<view>
<view class="text_center">风速</view>
<view class="circle">
<view>
<view class="text_center">
<text>{{rotationSpeed}}</text>M/S
</view>
</view>
</view>
</view>
</view>
</view>
</view>
<view class="item3_bottom">
<view class="line1_item3_block2">
<view class="block2">
<view class="title">
风速信号输入
</view>
<view class="green_ring_select">
<view>AI3</view>
<view>
<image :src="down" mode=""></image>
</view>
</view>
<view class="block2_input">
<view class="block2_input_title">
量程
</view>
<view class="block2_input_data">
<view class="input_data">
<input type="text" value="0M/S">
</view>
<view class="input_data">
<input type="text" value="40M/S">
</view>
</view>
</view>
</view>
</view>
<view class="line1_item3_block2">
<view class="block2">
<view class="title">
CO信号输入
</view>
<view class="green_ring_select">
<view>AI4</view>
<view>
<image :src="down" mode=""></image>
</view>
</view>
<view class="block2_input">
<view class="block2_input_data1">
<view class="input_data">
<view class="input_data_title">0°</view>
<input type="text" value="4mA">
</view>
<view class="input_data">
<view class="input_data_title">180°</view>
<input type="text" value="12mA">
</view>
</view>
</view>
</view>
</view>
</view>
</view>
</view>
</view>
</view>
</view>
</template>
<script>
export default {
data() {
return {
wind: getApp().globalData.icon + 'look/wind.png',
down: getApp().globalData.icon + 'look/down.png',
rotationSpeed: 1, // 自定义的旋转速度，数值越大转的越快
}
},
onReady: function(e) {
//创建一个画布上下文对象，用于进行绘图操作。'firstCanvas'是一个指定的画布标识符，表示在页面上的哪个 <canvas> 元素上进行绘制。
var context = uni.createCanvasContext('firstCanvas')
var width = '';
const query = uni.createSelectorQuery();
//获取宽度
query.select('#firstCanvas').fields({
size: true
}, (res) => {
width = res.width;
}).exec();
//绘制路径中的线条。
context.setStrokeStyle("#aaaaff")
// 设置线条的宽度为2个像素。
context.setLineWidth(2)
// 绘制横线
context.beginPath(); // 开始路径绘制
context.moveTo(width / 2, 0); // 将起点移动到 (0, 100)
context.lineTo(width / 2, 20);
context.stroke(); // 绘制线条
// 将之前的绘图操作渲染到画布上。
context.draw()
},
computed: {
rotateStyle() {
const duration = 1 / this.rotationSpeed + "s"; // 根据旋转速度计算动画持续时间
return {
animationDuration: duration
};
}
},
methods: {}
}
</script>
<style lang="scss">
page {
background-color: #f3f4f6;
}
/* 总体样式 */
.content_position {
width: 100%;
display: flex;
align-items: center;
justify-content: center;
}
.content {
width: 90%;
padding: 2% 0;
}
/* SN 样式 */
.SN {
color: #6b6c6e;
padding: 2%;
display: flex;
// border:1px solid black;
justify-content: space-between;
/* 将左右视图分散对齐 */
.SN_input {
display: flex;
// border:1px solid black;
input {
border-bottom: 1px solid #a3a4a6;
width: 200rpx;
}
image {
width: 48rpx;
height: 48rpx;
}
}
}
// 行1样式
.line1 {
// border: 1px solid black;
background-color: #fff;
border-radius: 15px;
margin: 5% 0;
padding: 3% 5%;
}
.line1_item3 {
// border: 1px solid black;
margin-top: 5%;
}
.wind_img {
// border: 1px solid black;
background-color: #edf1fc;
width: 150rpx;
height: 150rpx;
display: flex;
align-items: center;
justify-content: center;
border-radius: 50%;
image {
width: 90rpx;
height: 90rpx;
}
}
.text_center {
display: flex;
align-items: center;
justify-content: center;
}
//圆环图标
.item3_top_title_position {
display: flex;
align-items: center;
justify-content: center;
// border: 1px solid black;
}
//画布位置
.item3_top_canvas_position {
display: flex;
align-items: center;
justify-content: center;
}
//文本位置
.item3_top_text_position {
position: relative;
height: 400rpx;
}
//圆环
.circle {
margin-top: 20%;
width: 140rpx;
height: 140rpx;
border-radius: 50%;
font-size: 95%;
display: flex;
align-items: center;
justify-content: center;
background-color: #e8e8e8;
}
.top_text1 {
position: absolute;
left: 50%;
transform: translateX(-50%);
// border: 1px solid black;
width: 220rpx;
height: 300rpx;
background-color: #edf1fc;
border-radius: 10px;
display: flex;
align-items: center;
justify-content: center;
}
// 底部样式
.item3_bottom {
display: flex;
justify-content: space-between; //分散排列
// border: 1px solid black;
}
//两列
.line1_item3_block2 {
display: flex;
text-align: center;
margin: 0 5%; //增加底部两个模块之间的距离
}
//两个小块样式
.block2_input {
display: flex;
width: 100%;
}
// 底部两小块标题
.block2_input_title {
// border: 1px solid black;
display: flex;
align-items: center; //竖直居中
justify-content: center; //水平居中
}
// .input_data_title{
// margin-right: 5%;
// }
.block2_input_data {
width: 70%;
}
.block2_input_data1 {
width: 100%;
}
.block2_input_data1 input {
margin: 5rpx 0;
border: 1px solid #808080;
border-radius: 20px;
padding: 2% 5%;
color: #737373;
text-align: right;
}
.input_data {
display: flex;
align-items: center;
height: 80rpx;
// border: 1px solid black;
}
.block2_input_data input {
margin: 5rpx 0;
border: 1px solid #808080;
border-radius: 20px;
padding: 2% 5%;
color: #737373;
text-align: right;
}
//绿环样式
.green_ring_select {
background-color: #6da54f;
border-radius: 20px;
color: #fff;
font-size: 95%;
display: flex;
align-items: center;
padding: 3% 0;
margin: 5% 0;
// width:200rpx;
view:nth-child(1) {
width: 60%;
display: flex;
justify-content: center;
align-items: center;
}
view:nth-child(2) {
width: 40%;
display: flex;
justify-content: center;
align-items: center;
image {
width: 30rpx;
height: 30rpx;
}
}
}
// 旋转风扇
.rotate-image {
animation: rotateAnimation linear infinite;
transform-origin: center center;
transform: translate3d(0, 0, 0);
}
@keyframes rotateAnimation {
from {
transform: rotate(0deg);
}
to {
transform: rotate(360deg);
}
}
</style>
