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Files & the page viewer

The Files panel is your table of contents for the whole drawing set, and the page viewer is where you read any single sheet. Together they're where you spend the first part of every project — finding the steel and getting to know the drawings.

The Files panel

Open it with the sheet-stack icon in the sidebar. It lists every page in the contract PDF.

The Files panel with pages grouped by classificationThe Files panel with pages grouped by classification

List or thumbnails

Two view toggles at the top switch how pages are shown:

IconView
ListA compact, scannable list.
GridThumbnails, so you can recognise a sheet by sight.

Pages grouped for you

The copilot sorts the pages into meaningful groups, each with a collapsible header (the chevron folds it):

GroupWhat's in it
General notesThe written notes and specification sheets.
Steel structuresThe structural steel drawings you'll build from.
Needs reviewPages the copilot wasn't sure about — worth a look.
UnreadablePages it couldn't read.
Filtered outPages that aren't relevant.
UnclassifiedAnything not yet sorted.

Working with a page

  • Open a page — click it, or drag it into the editor (including into a split group).
  • Right-click a page for its menu:
    • Open, Open to the Side, Open at Bottom
    • Copy page number
    • Re-classifyMark as Steel structure, General notes, Filtered out, or Needs review, if the copilot got it wrong.

Re-classifying is how you correct the copilot: if a steel sheet landed in the wrong group, move it, and it's immediately available to build from.

The page viewer

Opening a page shows it in the page viewer. It handles both scanned images and native vector drawings, with smooth zoom and pan.

A drawing open in the page viewer with the zoom barA drawing open in the page viewer with the zoom bar

The zoom bar

A floating toolbar gives you:

IconControlShortcut
Zoom outZoom out (shows the current %)
Zoom inZoom in+
FitFit the page in the paneF
PinMarkup — pin a note or drag a boxM
ShapesRegions (vector drawings only)

Markups

Turn on Markup and you can:

  • Click to drop a pin, or
  • Drag to draw an area box,

then type a comment in the popover. Markups stay with the page, so you can leave notes for yourself or a reviewer right on the drawing. Editing page notes works the same way.

Handy while marking up:

ShortcutAction
MToggle the marker
EscCancel / close the comment
⌘/Ctrl + Save the comment

Regions (vector drawings)

On native vector sheets, the Regions tool lets you outline a part of the drawing — a single framing plan, say — and build a scene directly from it. That's the bridge from a drawing to the scene editor.

The page panel: AI Findings, Notes & Markups

Along the bottom of the viewer is a panel with three tabs (click the active tab to collapse it, and drag its top edge to resize):

TabWhat you can do
AI FindingsSee — and correct — what the copilot read for this sheet: its Sheet ID, Title and Reason, plus a classification dropdown. Editing here is a second way to re-classify a page and fix the copilot's read; Save changes to keep it.
NotesAdd as many page notes as you like, each one individually editable and deletable.
MarkupsA list of every markup on the page — edit its comment or delete it, right from the list.

The right-click menu

Right-clicking the drawing gives you quick actions: Add markup here, Re-cluster (when there are several steel pages), and Fit page.

Next

With the steel pages sorted, let the copilot read them, or jump straight into the scene editor to start tracing.

Fablnx — the AI copilot for structural steel design & detailing. · Version: Unreleased