Graphics32

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GR32_Layers🞂TCustomLayerClass

TCustomLayer

Abstract base class for visual and interactive layers managed within a TLayerCollection.

Inheritance:TPersistent 🞂 TNotifiablePersistent 🞂 TCustomLayer

Declaration ​

pascal
TCustomLayer = class(TNotifiablePersistent)
TLayerClass = class of TCustomLayer;

Description ​

TCustomLayer is the base class for all visual and interactive layers in Graphics32. It provides common layer options (LayerOptions), hit testing, visibility control, Z-ordering operations (BringToFront, SendToBack), coordinate transformations, and mouse/keyboard event delegates.