ImageGear for .NET
DetectArea Method
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ImageGear21.Processing.Advanced Assembly > ImageGear.Processing Namespace > ImGearEffects Class : DetectArea Method

page: Page class object.

point: A point inside the area to be searched.

checker: Implementation of IImGearPixelChecker interface with the implemented method CheckPixel. See IImGearPixelChecker interface for more details.

This method detects an area of pixels using a specified pixel checker. The area being detected is saved as the ROI of the page.

Syntax

Visual Basic

Managed Extensions for C++

C++/CLI

'Declaration
 
Public Shared Sub DetectArea( _
   ByVal page As ImGearRasterPage, _
   ByVal point As ImGearPoint, _
   ByVal checker As IImGearPixelChecker _
)

'Usage
 
Dim page As ImGearRasterPage
Dim point As ImGearPoint
Dim checker As IImGearPixelChecker
 
ImGearEffects.DetectArea(page, point, checker)

public static void DetectArea( 
   ImGearRasterPage page,
   ImGearPoint point,
   IImGearPixelChecker checker
)

public: static void DetectArea( 
   ImGearRasterPage* page,
   ImGearPoint point,
   IImGearPixelChecker* checker
)

public:
static void DetectArea( 
   ImGearRasterPage^ page,
   ImGearPoint point,
   IImGearPixelChecker^ checker
)

Parameters

page: Page class object.
point: A point inside the area to be searched.
checker: Implementation of IImGearPixelChecker interface with the implemented method CheckPixel. See IImGearPixelChecker interface for more details.

Syntax

Parameters

See Also

Reference