bot_dev1
85df71fc28
- 新增OperationDashboard.vue全屏大屏组件 - 添加6个核心KPI指标卡片: 进水总量/出水总量/产销差率/营收额/平均水质/报警次数 - 实现6个ECharts图表: 供水趋势/水质分布/报警统计/管网空间/设备状态/营收分析 - 创建静态HTML版本operation-dashboard.html，使用CDN加载Vue3/ECharts/Element Plus - 更新路由配置，添加/operation路径支持 - 修复nextTick导入问题，优化build脚本 🚧 开发者: bot_dev1 📝 任务: #38 [BI] 运营仪表盘 + 供水专题大屏
103 lines
2.8 KiB
JavaScript
103 lines
2.8 KiB
JavaScript
"use strict";
|
|
module.exports = BufferWriter;
|
|
|
|
// extends Writer
|
|
var Writer = require("./writer");
|
|
(BufferWriter.prototype = Object.create(Writer.prototype)).constructor = BufferWriter;
|
|
|
|
var util = require("./util/minimal");
|
|
|
|
/**
|
|
* Constructs a new buffer writer instance.
|
|
* @classdesc Wire format writer using node buffers.
|
|
* @extends Writer
|
|
* @constructor
|
|
*/
|
|
function BufferWriter() {
|
|
Writer.call(this);
|
|
}
|
|
|
|
BufferWriter._configure = function () {
|
|
/**
|
|
* Allocates a buffer of the specified size.
|
|
* @function
|
|
* @param {number} size Buffer size
|
|
* @returns {Buffer} Buffer
|
|
*/
|
|
BufferWriter.alloc = util._Buffer_allocUnsafe;
|
|
|
|
BufferWriter.writeBytesBuffer = util.Buffer && util.Buffer.prototype instanceof Uint8Array && util.Buffer.prototype.set.name === "set"
|
|
? function writeBytesBuffer_set(val, buf, pos) {
|
|
buf.set(val, pos); // faster than copy (requires node >= 4 where Buffers extend Uint8Array and set is properly inherited)
|
|
// also works for plain array values
|
|
}
|
|
/* istanbul ignore next */
|
|
: function writeBytesBuffer_copy(val, buf, pos) {
|
|
if (val.copy) // Buffer values
|
|
val.copy(buf, pos, 0, val.length);
|
|
else for (var i = 0; i < val.length;) // plain array values
|
|
buf[pos++] = val[i++];
|
|
};
|
|
};
|
|
|
|
|
|
/**
|
|
* @override
|
|
*/
|
|
BufferWriter.prototype.bytes = function write_bytes_buffer(value) {
|
|
if (util.isString(value))
|
|
value = util._Buffer_from(value, "base64");
|
|
var len = value.length >>> 0;
|
|
this.uint32(len);
|
|
if (len)
|
|
this._push(BufferWriter.writeBytesBuffer, len, value);
|
|
return this;
|
|
};
|
|
|
|
/**
|
|
* Writes raw bytes without a tag or length prefix.
|
|
* @name BufferWriter#raw
|
|
* @function
|
|
* @param {Uint8Array} value Raw bytes
|
|
* @returns {BufferWriter} `this`
|
|
*/
|
|
BufferWriter.prototype.raw = function write_raw_buffer(value) {
|
|
var len = value.length >>> 0;
|
|
return len ? this._push(BufferWriter.writeBytesBuffer, len, value) : this;
|
|
};
|
|
|
|
function writeStringBufferAscii(val, buf, pos) {
|
|
for (var i = 0; i < val.length;)
|
|
buf[pos++] = val.charCodeAt(i++);
|
|
}
|
|
|
|
function writeStringBuffer(val, buf, pos) {
|
|
if (val.length < 40) // plain js is faster for short strings (probably due to redundant assertions)
|
|
util.utf8.write(val, buf, pos);
|
|
else if (buf.utf8Write)
|
|
buf.utf8Write(val, pos);
|
|
else
|
|
buf.write(val, pos);
|
|
}
|
|
|
|
/**
|
|
* @override
|
|
*/
|
|
BufferWriter.prototype.string = function write_string_buffer(value) {
|
|
var len = util.Buffer.byteLength(value);
|
|
this.uint32(len);
|
|
if (len)
|
|
this._push(len === value.length && len < 40 ? writeStringBufferAscii : writeStringBuffer, len, value);
|
|
return this;
|
|
};
|
|
|
|
|
|
/**
|
|
* Finishes the write operation.
|
|
* @name BufferWriter#finish
|
|
* @function
|
|
* @returns {Buffer} Finished buffer
|
|
*/
|
|
|
|
BufferWriter._configure();
|