增加ed.GetAngle方法

src/Add-on/DrawText.ts

@@ -28,7 +28,7 @@ export class DrawText implements Command
 
         if (equaln(height, 0) || !height) return;
 
-        hRes = await app.m_Editor.GetDistance({
+        hRes = await app.m_Editor.GetAngle({
             Msg: "指定文字旋转角度",
             BasePoint: startPoint,
             Default: 0

src/Add-on/Offset.ts

@@ -116,7 +116,7 @@ export class Command_Offset implements Command
                     Msg: "指定通过点或输入偏移距离:",
                     KeyWordList: [{ key: "D", msg: isMulti ? "单个" : "多个" }],
                     BasePoint: basePoint,
-                    CalcDistance: (p: Vector3) =>
+                    CalcDistance: (baseP, p: Vector3) =>
                     {
                         basePoint.copy(cu.GetClosestPointTo(p, false));
                         dir = GetPointAtCurveDir(cu, p) ? 1 : -1;

src/Add-on/Scale.ts

@@ -39,7 +39,7 @@ export class Command_Scale implements Command
                     en.ApplyMatrix(scMat);
                 }
             },
-            CalcDistance: (p) => p.distanceTo(ptRes.Value) / maxSize
+            CalcDistance: (pBase, p) => p.distanceTo(pBase) / maxSize
         });
 
         Jig.End();

src/Common/InputState.ts

@@ -58,7 +58,7 @@ export interface GetDistendPrompt extends GetAnyPrompt
 {
     BasePoint?: Vector3;
     Callback?: (dist: number, pt?: Vector3) => void;
-    CalcDistance?: (pt: Vector3) => number;
+    CalcDistance?: (ptBase: Vector3, pt: Vector3) => number;
     Default?: number;
 }
 

src/Editor/Editor.ts

@@ -17,6 +17,8 @@ import { SelectControls } from './SelectControls';
 import { SnapDragServices } from './SnapDragServices';
 import { TransformServicess } from './TranstrolControl/TransformServices';
 import { UCSServices } from './UCSServices';
+import { angle } from '../Geometry/GeUtils';
+import { Vector3, Math } from 'three';
 
 //用户交互编辑工具
 
@@ -100,6 +102,18 @@ export class Editor
     {
         return this.m_GetDistanceServices.Start(prompt);
     }
+    GetAngle(prompt?: GetDistendPrompt): Promise<PromptDistendResult>
+    {
+        if (prompt.Msg === undefined)
+            prompt.Msg = "请点取角度";
+        if (prompt.CalcDistance === undefined)
+            prompt.CalcDistance = (pbase: Vector3, p: Vector3) =>
+            {
+                let v = p.clone().sub(pbase);
+                return Math.radToDeg(angle(v));
+            }
+        return this.m_GetDistanceServices.Start(prompt);
+    }
     GetKeyWords(prompt: GetKeyWordPrommpt): Promise<PromptResult>
     {
         return this.m_KeywordsServices.Start(prompt);

src/Editor/GetDistanceServices.ts

@@ -67,7 +67,7 @@ export class GetDistanceServices
                     dynInput.ValuePostion = midp;
 
                     if (prompt.CalcDistance)
-                        dynInput.Value = prompt.CalcDistance(p);
+                        dynInput.Value = prompt.CalcDistance(p1, p);
                     else
                         dynInput.Value = p1.distanceTo(p);
 
@@ -77,7 +77,7 @@ export class GetDistanceServices
             });
             if (ptRes.Status === PromptStatus.OK)
                 if (prompt.CalcDistance)
-                    this._return(prompt.CalcDistance(ptRes.Value))
+                    this._return(prompt.CalcDistance(p1, ptRes.Value))
                 else
                     this._return(p1.distanceTo(ptRes.Value));
             else if (ptRes.Status === PromptStatus.Keyword)