调整分包，完成隐私协议（样式待优化）

childPackage/miniprogram_npm/towxml/latex/latex.js

@@ -0,0 +1,53 @@
+const config = require('../config');
+Component({
+	options: {
+		styleIsolation: 'shared'
+	},
+	properties: {
+		data: {
+			type: Object,
+			value: {}
+		}
+	},
+	data: {
+		attr:{
+			src:'',
+			class:''
+		},
+		size:{
+			w:0,
+			h:0
+		}
+	},
+	lifetimes:{
+		attached:function(){
+			const _ts = this;
+			let dataAttr = this.data.data.attrs;
+
+			// 设置公式图片
+			_ts.setData({
+				attrs:{
+					src:`${config.latex.api}=${dataAttr.value}&theme=${global._theme}`,
+					class:`${dataAttr.class} ${dataAttr.class}--${dataAttr.type}`
+				}
+			});
+		}
+	},
+	methods: {
+		load:function(e){
+			const _ts = this;
+
+			// 公式图片加载完成则根据其图片大小、类型计算其显示的合适大小
+			let scale = 20,
+				w = e.detail.width / scale,
+				h = e.detail.height /scale;
+
+			_ts.setData({
+				size:{
+					w:w,
+					h:h
+				}
+			});
+		}
+	}
+})

childPackage/miniprogram_npm/towxml/latex/latex.json

@@ -0,0 +1,5 @@
+{
+  "component": true,
+  "usingComponents": {
+  }
+}

childPackage/miniprogram_npm/towxml/latex/latex.wxml

@@ -0,0 +1 @@
+<image class="{{attrs.class}}" lazy-load="true" src="{{attrs.src}}" style="width:{{size.w}}em; height:{{size.h}}em;" bindload="load"></image>