fix mode selection on sketch add

src/main/mesh.js

@@ -272,8 +272,6 @@ function space_init(data) {
                     return selection.boundsBox({toggle:true});
                 case 'KeyH':
                     return shiftKey ? selection.hide() : space.view.home();
-                case 'KeyS':
-                    return shiftKey ? api.tool.toSketch() : undefined;
                 case 'KeyT':
                     return shiftKey ? api.tool.triangulate() : space.view.top();
                 case 'KeyZ':

src/mesh/api.js

@@ -680,6 +680,7 @@ let sketch = {
 
 let add = {
     sketch(opt) {
+        mode.sketch();
         let nu = new mesh.sketch(opt);
         selection.set([ sketch.add(nu) ]);
         return nu;

src/mesh/build.js

@@ -496,7 +496,7 @@ function ui_build() {
             div({ class: "menu-items" }, [
                 menu_item('Flip Normals', tool.invert, ['bi-shift','I']),
                 menu_item('Triangulate', tool.triangulate, ['bi-shift','T']),
-                menu_item('To Sketch', tool.toSketch, ['bi-shift','S']),
+                menu_item('To Sketch', tool.toSketch),
                 menu_item('Analyze', tool.analyze),
                 menu_item('Clean', tool.clean),
             ])