Konva.js

Initialize layers for background, shapes, and text

Use Transformer for user-led object scaling

Store canvas state in JSON

Export to high-res PNG for download

Load training images onto a Layer

Use Konva.Line for polygon creation

Track coordinate data in real-time

Output bounding box JSON for model ingestion

Import SVG floor plan

Create a draggable Group for each furniture item

Implement 'dragmove' logic for grid snapping

Calculate distances using Konva node positions

Define physical properties as node attributes

Use Konva.Animation for frame-by-frame updates

Handle user 'collision' events between shapes

Update text labels dynamically based on node state

Layer Konva stage over a three.js canvas

Synchronize game stats with Konva text nodes

Animate health bars using the tweening engine

Capture UI clicks without interfering with game camera

Utilize the free-drawing 'Pencil' mode

Sync node changes via WebSockets

Use Layer level transformations for zooming/panning

Group individual strokes for easier management

Map data arrays to Konva Circle nodes

Apply 'mouseover' effects for tooltips

Use tweening for smooth transitions between data states

Render thousands of nodes efficiently using layer caching