FilterThin1 = class(GraphicFilter);

GraphicsFilterMorph

FilterDilate = class(GraphicFilter) private _kernelSize: byte; public procedure Apply(bitmap: BitmapBW); override; procedure Apply(bitmap: BitmapGray); override; constructor Create(const kernelSize: byte = 3); end; 

FilterErode = class(GraphicFilter) private _kernelSize: byte; public procedure Apply(bitmap: BitmapBW); override; procedure Apply(bitmap: BitmapGray); override; constructor Create(const kernelSize: byte = 3); end; 

FilterHitAndMiss = class(GraphicFilter) private _foreColor, _backColor: byte; public procedure Apply(bitmap: BitmapBW); override; procedure Apply(bitmap: BitmapGray); override; constructor Create(img: IImageAdapter); end; 

FilterThin = class(GraphicFilter) private _foreColor, _backColor: byte; public procedure Apply(bitmap: BitmapBW); override; procedure Apply(bitmap: BitmapGray); override; constructor Create(img: IImageAdapter); end;

GraphicFilter
GraphicsFilterMorph.FilterThin1