canvas_kit 0.5.1

canvas_kit: ^0.5.1 copied to clipboard

Initial public preview of Canvas Kit.

• New widget: CanvasKit (formerly InfiniteCanvas)
• Controller: CanvasKitController with programmatic pan/zoom helpers
• Items: CanvasItem with world and viewport anchoring, lockZoom, estimatedSize
• Layers: backgroundBuilder and foregroundLayers receive live Matrix4 transform
• Modes: InteractionMode.interactive and InteractionMode.programmatic (with gestureOverlayBuilder)
• Optional world bounds with auto-fit and boundary constraints
• Example app with multiple demos (interactive, programmatic, bounds, node editor, snake, parallax)