fix starting offset with multiple widgets

src/kiri/app/platform.js

@@ -3,9 +3,9 @@
 import { $, h } from '../../moto/webui.js';
 import { ajax, js2o } from '../core/utils.js';
 import { api } from './api.js';
-import { base } from '../../geo/base.js';
 import { COLOR, MODES } from '../core/consts.js';
 import { load as file_load } from '../../load/file.js';
+import { newBounds } from '../../geo/bounds.js';
 import { Packer } from './pack.js';
 import { space } from '../../moto/space.js';
 import { THREE } from '../../ext/three.js';
@@ -611,8 +611,8 @@ function positionNewWidget(widget) {
         x: dim.x / 2,
         y: dim.y / 2
     };
-    const bounds = base.newBounds();
-    const target = base.newBounds();
+    const bounds = newBounds();
+    const target = newBounds();
     const DEG2RAD = Math.PI / 180;
     const WIDGETS = api.widgets.all();
     // look for best position for new widget that doesn't collide

src/kiri/mode/cam/export.js

@@ -416,6 +416,7 @@ export function cam_export(print, online) {
     const isOffset = offset && (offset.x || offset.y || offset.z);
     // remap points as necessary for origins, offsets, inversions
     print.output.forEach(layer => {
+        // console.log(layer);
         if (!Array.isArray(layer)) {
             return;
         }

src/kiri/mode/cam/prepare.js

@@ -82,7 +82,8 @@ export async function cam_prepare(widgets, settings, update) {
 // process `prepare` paths for a single widget
 export async function prepare_one(widget, settings, print, firstPoint, update) {
 
-    let { device, process } = settings,
+    let { device, process, stock: set_stock } = settings,
+        { center } = set_stock,
         { alignTop } = settings.controller,
         { camArcEnabled, camArcResolution, camArcTolerance } = process,
         { camDepthFirst, camEaseAngle, camEaseDown } = process,
@@ -144,6 +145,21 @@ export async function prepare_one(widget, settings, print, firstPoint, update) {
 
     if (debug) console.log({ zSafe, wmx, wmy, wmz });
 
+    // function d(o) {
+    //     console.log('<-------------------');
+    //     for (let [k,v] of Object.entries(o)) console.log(k,v);
+    //     console.log('------------------->');
+    // }
+
+    // d({
+    //     stock,
+    //     sstck: set_stock,
+    //     center,
+    //     origin,
+    //     wmx,
+    //     wmy
+    // });
+
     function newLayer(op) {
         if (layerOut.length || layerOut.mode) {
             newOutput.push(layerOut);
@@ -850,7 +866,15 @@ export async function prepare_one(widget, settings, print, firstPoint, update) {
 
     // coming from a previous widget, use previous last point as starting point
     // make top start offset configurable
-    printPoint = firstPoint || origin;
+    if (firstPoint) {
+        // we're coming from another widget. offset compensated below
+        printPoint = firstPoint;
+        // console.log('coming from another widget', { printPoint });
+    } else {
+        // we're the first widget output. offset is center
+        printPoint = origin.clone().move({ x: center.x, y: center.y });
+        // console.log('first widget output', { printPoint });
+    }
 
     let ops = {
         addGCode,
@@ -910,7 +934,7 @@ export async function prepare_one(widget, settings, print, firstPoint, update) {
             update((opSum + (progress * weight)) / opTot, message || op.type(), message);
         });
         opSum += weight;
-        if (tool && printPoint) {
+        if (tool && printPoint && cop.type !== 'shadow') {
             newLayer();
             if (!isIndex) {
                 layerPush(printPoint.clone().setZ(stockZClear), 0, 0, tool);

web/kiri/index.html

@@ -692,7 +692,7 @@
                 <div id="oph1nt"><label class="hint"><a href="http://docs.octoprint.org/en/master/api/general.html?highlight=cors#cross-origin-requests" target="_help">CORS support</a> must be enabled in API settings</label></div>
             </div>
             <div id="export-support" class="f-col">
-                <a id="export-support-a" target="support">this project neeeds your support!</a>
+                <a id="export-support-a" target="support">this project needs your support!</a>
             </div>
         </div>
         <div id="mod-x-sla" class="mod-print mdialog f-col">