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GR32_Layers🞂TRubberbandLayerClass

TRubberbandLayer

Standard 8-handle rectangular selection and sizing layer.

Inheritance:TPersistent 🞂 TNotifiablePersistent 🞂 TCustomLayer 🞂 TPositionedLayer 🞂 TCustomRubberBandLayer 🞂 TRubberbandLayer

Description ​

TRubberbandLayer is a rectangular rubberband layer providing 8 side and corner sizing handles plus body dragging. Key features include:

  • Handle Sets: Handles (TRBHandles) toggles visibility/enablement for corner, side, and frame elements.
  • Constraints & Aspect Ratios: Options (TRBOptions) enables roProportional, roConstrained, and roQuantized sizing modes.
  • Min/Max Size: Properties MinWidth, MaxWidth, MinHeight, MaxHeight enforce size limits.
  • Events: OnResizing and OnConstrain allow fine-grained customization during interactive resizing.