!152 正常绘制椭圆,s拉伸和夹点拖拽,修复背板模态框小bug

Merge pull request !152 from ZoeLeeFZ/ellipse_opt

src/Add-on/DrawEllipse.ts

@@ -3,6 +3,8 @@ import { Command } from "../Editor/CommandMachine";
 import { PromptStatus } from "../Editor/PromptResult";
 import { Ellipse } from "../DatabaseServices/Ellipse";
 import { RenderType } from "../GraphicsSystem/Enum";
+import { Jig } from "../Editor/Jig";
+import { Vector3, Matrix4 } from "three";
 /**
  * 画椭圆
  * 
@@ -14,8 +16,6 @@ export class DrawEllipse implements Command
 {
     async exec()
     {
-        app.m_Editor.Prompt("指定椭圆中心:");
-        app.m_Editor.UpdateScreen();
         let ptRes = await app.m_Editor.GetPoint({
             Msg: "指定椭圆中心",
         });
@@ -24,28 +24,35 @@ export class DrawEllipse implements Command
             return;
 
         //椭圆X轴半径点
-        let radX = await app.m_Editor.GetPoint({
+        let radXRes = await app.m_Editor.GetPoint({
             Msg: "指定轴端点:",
             BasePoint: ptRes.Value,
             AllowDrawRubberBand: true,
         });
-        let disVec = radX.Value.sub(ptRes.Value);
-        let ellipseDist = radX.Value.distanceTo(ptRes.Value);
+        if (radXRes.Status != PromptStatus.OK)
+            return;
+
+        let disVec = radXRes.Value.sub(ptRes.Value);
+        let ucs = app.m_Editor.UCSMatrix;
+        disVec.applyMatrix4(new Matrix4().getInverse(ucs));
         //实例化椭圆
-        let ellipse = new Ellipse(ptRes.Value, ellipseDist, 0, Math.atan2(disVec.y, disVec.x));
+        let ellipse = new Ellipse(new Vector3(), disVec.length(), 0, Math.atan2(disVec.y, disVec.x));
+        ellipse.ApplyMatrix(ucs);
+        ellipse.Center = ptRes.Value;
+        Jig.Draw(ellipse);
 
-        app.m_Database.ModelSpace.Append(ellipse);
-        app.m_Editor.AddNoSnapEntity(ellipse);
         //椭圆Y轴
-        let radY = await app.m_Editor.GetDistance({
+        let radYRes = await app.m_Editor.GetDistance({
             Msg: "指定轴端点:",
             BasePoint: ptRes.Value,
             Callback: (v) => ellipse.RadY = v,
         });
-        if (radX.Status === PromptStatus.OK)
-            ellipse.RadY = radY.Value;
-
-        app.m_Database.hm.EndCmd();
 
+        if (radYRes.Status === PromptStatus.OK)
+        {
+            ellipse.RadY = radYRes.Value;
+            app.m_Database.ModelSpace.Append(ellipse);
+        }
+        Jig.Destroy();
     }
 }

src/DatabaseServices/Ellipse.ts

@@ -1,7 +1,7 @@
 import * as THREE from 'three';
 import { Geometry, Object3D, Shape, Vector3 } from 'three';
 import { ColorMaterial } from '../Common/ColorPalette';
-import { rotatePoint } from '../Geometry/GeUtils';
+import { MoveMatrix, rotatePoint } from '../Geometry/GeUtils';
 import { RenderType } from '../GraphicsSystem/Enum';
 import { Factory } from './CADFactory';
 import { CADFile } from './CADFile';
@@ -10,23 +10,26 @@ import { Curve } from './Curve';
 @Factory
 export class Ellipse extends Curve
 {
-    private m_Center: Vector3;
     private m_RadX: number;
     private m_RadY: number;
     private m_Angle: number;
-    constructor(center?: Vector3, radX?: number, radY?: number, angle?: number)
-    {
-        super()
-        this.m_Center = center || new Vector3();
-        this.m_RadX = radX || 0;
-        this.m_RadY = radY || 0;
-        this.m_Angle = angle || 0;
+    constructor(
+        center?: Vector3,
+        radX: number = 1e-3,
+        radY: number = 1e-3,
+        angle: number = 0)
+    {
+        super();
+        center && this.m_Matrix.setPosition(center);
+        this.m_RadX = radX;
+        this.m_RadY = radY;
+        this.m_Angle = angle;
     }
 
     get Shape(): Shape
     {
         let sp = new Shape();
-        sp.ellipse(this.m_Center.x, this.m_Center.y, this.m_RadX, this.m_RadY, 0, 2 * Math.PI, false, this.m_Angle);
+        sp.ellipse(0, 0, this.m_RadX, this.m_RadY, 0, 2 * Math.PI, false, this.m_Angle);
         return sp;
     }
     get IsClose(): boolean 
@@ -35,12 +38,12 @@ export class Ellipse extends Curve
     }
     get Center()
     {
-        return this.m_Center;
+        return new Vector3().setFromMatrixPosition(this.m_Matrix);
     }
     set Center(v: Vector3)
     {
         this.WriteAllObjectRecord();
-        this.m_Center = v;
+        this.m_Matrix.setPosition(v);
         this.Update();
     }
     get RadX()
@@ -76,9 +79,7 @@ export class Ellipse extends Curve
     PtInCurve(pt: Vector3)
     {
         let p = rotatePoint(pt.clone().sub(this.Center), -this.Angle);
-        let a = this.RadX;
-        let b = this.RadY;
-        return Math.pow(p.x, 2) / Math.pow(a, 2) + Math.pow(p.y, 2) / Math.pow(b, 2) < 1
+        return p.x ** 2 / this.RadX ** 2 + p.y ** 2 / this.RadY ** 2 < 1;
     }
 
     InitDrawObject(renderType: RenderType = RenderType.Wireframe): Object3D
@@ -90,7 +91,7 @@ export class Ellipse extends Curve
     }
     UpdateDrawObject(type: RenderType, en: Object3D)
     {
-        let geo = en["geometry"] as Geometry;
+        let geo = (en as THREE.Line).geometry as Geometry;
         this.UpdateGeometry(geo);
     }
     //更新Geometry
@@ -102,41 +103,45 @@ export class Ellipse extends Curve
     }
     GetStretchPoints(): Array<Vector3>
     {
-        let tmpMat4 = new THREE.Matrix4();
-        tmpMat4.makeRotationZ(this.Angle);
-        return [
-            this.m_Center.clone().add(new Vector3(this.m_RadX, 0).applyMatrix4(tmpMat4)),
-            this.m_Center.clone().add(new Vector3(-this.m_RadX, 0).applyMatrix4(tmpMat4)),
-            this.m_Center.clone().add(new Vector3(0, -this.m_RadY).applyMatrix4(tmpMat4)),
-            this.m_Center.clone().add(new Vector3(0, this.m_RadY).applyMatrix4(tmpMat4)),
-            this.m_Center.clone()
+        return this.GetSnapPoints();
+    }
+    GetSnapPoints(): Array<Vector3>
+    {
+        let tmpMat4 = new THREE.Matrix4().makeRotationZ(this.Angle);
+        let pts = [
+            new Vector3(this.m_RadX, 0),
+            new Vector3(-this.m_RadX, 0),
+            new Vector3(0, -this.m_RadY),
+            new Vector3(0, this.m_RadY),
+            new Vector3(),
         ]
+        return pts.map(p => p.applyMatrix4(tmpMat4).applyMatrix4(this.OCS));
     }
     MoveStretchPoints(indexList: Array<number>, vec: Vector3)
+    {
+        this.ApplyMatrix(MoveMatrix(vec));
+    }
+    MoveSnapPoints(indexList: Array<number>, vec: Vector3)
     {
         let pts = this.GetStretchPoints();
+
         if (indexList.length > 0)
         {
             let p = pts[indexList[0]];
-            if (p) p.add(vec);
-            if (indexList[0] === 1 || indexList[0] === 0)
-            {
-                this.RadX = p.distanceTo(this.m_Center);
-            } else if (indexList[0] === 2 || indexList[0] === 3)
-            {
-                this.RadY = p.distanceTo(this.m_Center);
-            } else
-            {
-                this.Center = p;
-            }
+            p.add(vec);
 
+            if (indexList[0] === 0 || indexList[0] === 1)
+                this.RadX = p.distanceTo(this.Center);
+            else if (indexList[0] === 2 || indexList[0] === 3)
+                this.RadY = p.distanceTo(this.Center);
+            else
+                this.Center = p;
         }
     }
     ReadFile(file: CADFile)
     {
         super.ReadFile(file);
         let ver = file.Read();
-        this.Center.fromArray(file.Read());
         this.RadX = file.Read();
         this.RadY = file.Read();
         this.Angle = file.Read();
@@ -146,7 +151,6 @@ export class Ellipse extends Curve
     {
         super.WriteFile(file);
         file.Write(1);
-        file.Write(this.Center.toArray());
         file.Write(this.RadX);
         file.Write(this.RadY);
         file.Write(this.Angle);