修正内存泄漏,提供增量加载.

dist/CameraUpdate.js

@@ -112,7 +112,7 @@ var CameraUpdate = /** @class */ (function () {
         this.Update();
     };
     CameraUpdate.prototype.ZoomExtensBox3 = function (box3) {
-        if (!box3)
+        if (!box3 || box3.isEmpty())
             return;
         this.Camera.updateMatrixWorld(false);
         //变换到相机坐标系

dist/Utils.d.ts

@@ -1,2 +1,2 @@
 import { Viewer } from ".";
-export declare function LoadBoard(view: Viewer, data: any[]): void;
+export declare function LoadBoard(view: Viewer, data: any[], clear?: boolean): void;

dist/Utils.js

@@ -1,13 +1,21 @@
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var _1 = require(".");
-function LoadBoard(view, data) {
+function dispose(m) {
-    view.m_Scene.children.forEach(function (obj) {
+    //@ts-ignore
-        var geo = obj["geometry"];
+    if (m.geometry)
-        if (geo)
+        //@ts-ignore
-            geo.dispose();
+        m.geometry.dispose();
-    });
+    m.children.forEach(function (o) { return dispose(o); });
-    view.m_Scene.children.length = 0;
+}
+function LoadBoard(view, data, clear) {
+    if (clear === void 0) { clear = true; }
+    if (clear) {
+        dispose(view.m_Scene);
+        view.m_Scene.children.length = 0;
+    }
+    if (data.length === 0)
+        return;
     //加板
     var _a = _1.createTemplateBoard(data), meshs = _a.meshs, edgesa = _a.edgesa;
     //加标注

dist/Utils.js.map

@@ -1 +1 @@
-{"version":3,"file":"Utils.js","sourceRoot":"","sources":["../src/Utils.ts"],"names":[],"mappings":";;AAAA,sBAA2E;AAG3E,mBAA0B,IAAY,EAAE,IAAW;IAE/C,IAAI,CAAC,OAAO,CAAC,QAAQ,CAAC,OAAO,CAAC,UAAA,GAAG;QAE7B,IAAI,GAAG,GAAG,GAAG,CAAC,UAAU,CAAa,CAAC;QACtC,IAAI,GAAG;YAAE,GAAG,CAAC,OAAO,EAAE,CAAC;IAC3B,CAAC,CAAC,CAAA;IACF,IAAI,CAAC,OAAO,CAAC,QAAQ,CAAC,MAAM,GAAG,CAAC,CAAC;IAEjC,IAAI;IACA,IAAA,iCAA6C,EAA3C,gBAAK,EAAE,kBAAM,CAA+B;IAClD,KAAK;IACL,IAAI,IAAI,GAAG,gBAAa,CAAC,KAAK,CAAC,CAAC;IAEhC,CAAA,KAAA,IAAI,CAAC,OAAO,CAAA,CAAC,GAAG,WAAI,KAAK,EAAE;IAC3B,CAAA,KAAA,IAAI,CAAC,OAAO,CAAA,CAAC,GAAG,WAAI,MAAM,EAAE;IAC5B,CAAA,KAAA,IAAI,CAAC,OAAO,CAAA,CAAC,GAAG,WAAI,IAAI,EAAE;IAE1B,IAAI,CAAC,WAAW,EAAE,CAAC;IACnB,IAAI,CAAC,OAAO,EAAE,CAAC;IACf,IAAI,CAAC,IAAI,CAAC,GAAG,CAAC,CAAC;;AACnB,CAAC;AArBD,8BAqBC"}
+{"version":3,"file":"Utils.js","sourceRoot":"","sources":["../src/Utils.ts"],"names":[],"mappings":";;AACA,sBAA+D;AAE/D,iBAAiB,CAAW;IAExB,YAAY;IACZ,IAAI,CAAC,CAAC,QAAQ;QACV,YAAY;QACZ,CAAC,CAAC,QAAQ,CAAC,OAAO,EAAE,CAAC;IAEzB,CAAC,CAAC,QAAQ,CAAC,OAAO,CAAC,UAAA,CAAC,IAAI,OAAA,OAAO,CAAC,CAAC,CAAC,EAAV,CAAU,CAAC,CAAC;AACxC,CAAC;AAED,mBAA0B,IAAY,EAAE,IAAW,EAAE,KAAqB;IAArB,sBAAA,EAAA,YAAqB;IAEtE,IAAI,KAAK,EACT;QACI,OAAO,CAAC,IAAI,CAAC,OAAO,CAAC,CAAC;QACtB,IAAI,CAAC,OAAO,CAAC,QAAQ,CAAC,MAAM,GAAG,CAAC,CAAC;KACpC;IAED,IAAI,IAAI,CAAC,MAAM,KAAK,CAAC;QAAE,OAAO;IAC9B,IAAI;IACA,IAAA,iCAA6C,EAA3C,gBAAK,EAAE,kBAAM,CAA+B;IAClD,KAAK;IACL,IAAI,IAAI,GAAG,gBAAa,CAAC,KAAK,CAAC,CAAC;IAEhC,CAAA,KAAA,IAAI,CAAC,OAAO,CAAA,CAAC,GAAG,WAAI,KAAK,EAAE;IAC3B,CAAA,KAAA,IAAI,CAAC,OAAO,CAAA,CAAC,GAAG,WAAI,MAAM,EAAE;IAC5B,CAAA,KAAA,IAAI,CAAC,OAAO,CAAA,CAAC,GAAG,WAAI,IAAI,EAAE;IAE1B,IAAI,CAAC,WAAW,EAAE,CAAC;IACnB,IAAI,CAAC,OAAO,EAAE,CAAC;IACf,IAAI,CAAC,IAAI,CAAC,GAAG,CAAC,CAAC;;AACnB,CAAC;AArBD,8BAqBC"}

dist/createBoard.js

@@ -65,8 +65,8 @@ function getVec(data) {
 exports.getVec = getVec;
 //创建板件 暂时这么写
 function createBoard(boardData) {
-    var pts = new Array();
+    var pts = [];
-    var buls = new Array();
+    var buls = [];
     var boardPts = boardData["Pts"];
     var boardBuls = boardData["Buls"];
     var boardHeight = boardData["H"];

package.json

@@ -1,6 +1,6 @@
 {
   "name": "cadview",
-  "version": "1.1.7",
+  "version": "1.1.8",
   "description": "",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",

src/CameraUpdate.ts

@@ -134,7 +134,7 @@ export class CameraUpdate
     }
     ZoomExtensBox3(box3: THREE.Box3)
     {
-        if (!box3) return;
+        if (!box3 || box3.isEmpty()) return;
         this.Camera.updateMatrixWorld(false);
         //变换到相机坐标系
         box3.applyMatrix4(this.Camera.matrixWorldInverse);

src/Utils.ts

@@ -1,15 +1,25 @@
-import { Viewer, createTemplateBoard, createEdge, DrawDimension } from ".";
+import { Object3D } from "three";
-import { Geometry } from "three";
+import { createTemplateBoard, DrawDimension, Viewer } from ".";
 
-export function LoadBoard(view: Viewer, data: any[])
+function dispose(m: Object3D)
 {
-    view.m_Scene.children.forEach(obj =>
+    //@ts-ignore
-    {
+    if (m.geometry)
-        let geo = obj["geometry"] as Geometry;
+        //@ts-ignore
-        if (geo) geo.dispose();
+        m.geometry.dispose();
-    })
-    view.m_Scene.children.length = 0;
 
+    m.children.forEach(o => dispose(o));
+}
+
+export function LoadBoard(view: Viewer, data: any[], clear: boolean = true)
+{
+    if (clear)
+    {
+        dispose(view.m_Scene);
+        view.m_Scene.children.length = 0;
+    }
+
+    if (data.length === 0) return;
     //加板
     let { meshs, edgesa } = createTemplateBoard(data);
     //加标注

src/createBoard.ts

@@ -80,8 +80,8 @@ export function getVec(data: object): THREE.Vector3
 //创建板件 暂时这么写
 export function createBoard(boardData: object)
 {
-    let pts: THREE.Vector2[] = new Array();
+    let pts: THREE.Vector2[] = [];
-    let buls: number[] = new Array();
+    let buls: number[] = [];
     let boardPts = boardData["Pts"];
     let boardBuls = boardData["Buls"];