TGDIMemoryBackend

Ancestors

Description

This backend keeps the backing buffer entirely in memory and offers IPaintSupport without allocating a GDI handle

Features

• Access to the surface via GDI routines (via IDeviceContextSupport);
• Supports painting via IPaintSupport

Reference

Methods	Properties	Events
In TBackend:
Assign	Bits	OnChanging
ChangeSize
Changing
Clear
Create
Destroy
Empty
FinalizeSurface
InitializeSurface
In TThreadPersistent:
Lock	LockCount
Unlock
In TNotifiablePersistent:
BeginUpdate	UpdateCount	OnChange
Changed
EndUpdate

See Also

IDeviceContextSupport, IPaintSupport

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