added multi face/multi body shell opperation.

modules/workbenches/modeler/features/shell_tool/shell.operation.ts

@@ -0,0 +1,84 @@
+import { roundValueForPresentation as r } from 'cad/craft/operationHelper';
+import { MFace } from "cad/model/mface";
+import { ApplicationContext } from "context";
+import { MDFCommand } from "cad/mdf/mdf";
+import { EntityKind } from "cad/model/entities";
+
+
+interface ShellParams {
+  thickness: number;
+  faces: [MFace];
+}
+
+const ShellOperation: MDFCommand<ShellParams> = {
+  id: 'shell_tool',
+  label: 'Shell',
+  icon: 'img/cad/Shell',
+  info: 'Shells 2D sketch',
+  paramsInfo: ({ thickness }) => `(${r(thickness)})`,
+  run: (params: ShellParams, ctx: ApplicationContext) => {
+    console.log(params);
+    let occ = ctx.occService;
+    const oci = occ.commandInterface;
+
+
+
+
+
+    var bodiesToShell = [];
+    var returnObject = {
+      consumed: [],
+      created: []
+    };
+
+    //add all the edges and size to seperate arrays for each shell that edges are selected from
+
+    params.faces.forEach((face) => {
+      if (!returnObject.consumed.includes(face.shell)) {
+        returnObject.consumed.push(face.shell);
+        bodiesToShell[face.shell.id] = [];
+      }
+      bodiesToShell[face.shell.id].push(face);
+
+    });
+
+    //perform the opperations on each of the bodies.
+    Object.keys(bodiesToShell).forEach((shellToOpperateOnName) => {
+      var shellToOpperateOn = bodiesToShell[shellToOpperateOnName];
+      var newShellName = shellToOpperateOnName + "f";
+
+      console.log(shellToOpperateOn);
+
+      var bodyToPerformShellOpperationOn = shellToOpperateOn[0].shell;
+      oci.offsetshape(newShellName, bodyToPerformShellOpperationOn , params.thickness, "1.e-3", ...shellToOpperateOn)
+
+      returnObject.created.push(occ.io.getShell(newShellName));
+    });
+
+    console.log(returnObject);
+
+    return returnObject;
+
+  },
+  form: [
+    {
+      type: 'number',
+      name: 'thickness',
+      label: 'thickness',
+      defaultValue: 5,
+    },
+    {
+      type: 'selection',
+      name: 'faces',
+      capture: [EntityKind.FACE],
+      label: 'faces',
+      multi: true,
+      defaultValue: {
+        usePreselection: true,
+        preselectionIndex: 0
+      },
+    },
+  ],
+}
+
+export default ShellOperation;

modules/workbenches/modeler/index.ts

@@ -8,6 +8,7 @@ import primitive_torus from './features/primitive_torus';
 import hole_tool from './features/hole_tool';
 import fillet_tool from './features/fillet_tool';
 import boolean_tool from './features/boolean_tool/boolean.operation';
+import ShellOperation from './features/shell_tool/shell.operation';
 
 export default {
 
@@ -23,5 +24,6 @@ export default {
         fillet_tool,
         RevolveOperation,
         boolean_tool,
+        ShellOperation,
     ]
 }

web/app/cad/part/uiConfigPlugin.js

@@ -11,7 +11,7 @@ import {SelectionView} from "../dom/components/SelectionView";
 import {GrSelect} from "react-icons/gr";
 
 export const STANDARD_MODE_HEADS_UP_TOOLBAR = ['DATUM_CREATE', 'PLANE', 'EditFace', '-', "OCC_BOTTLE", '-',
-  "EXTRUDE", "Revolve", "-", "boolean_tool",
+  "EXTRUDE", "Revolve", "-", "boolean_tool", "shell_tool",
   "primitive_cylinder", "primitive_box", "primitive_cone", "primitive_sphere", "primitive_torus", "hole_tool",
   "fillet_tool"];