FMX.Controls.IScene.GetUpdateRect
Delphi
function GetUpdateRect(const Index: Integer): TRectF;
C++
virtual System::Types::TRectF __fastcall GetUpdateRect(const int Index) = 0 ;
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
| function | public | FMX.Controls.pas FMX.Controls.hpp |
FMX.Controls | IScene |
Description
Gets a specified rectangle from the list of rectangles to be updated.
The Index parameter specifies the index of the rectangle to be returned in the rectangle list to be updated.
Implement GetUpdateRect to find in the current scene's list of rectangles to be updated a rectangle specified by its Index.
To get the count of the rectangles to be updated, implement the GetUpdateRectsCount method.