ReprojectionServiceDetermineSourceSizeByAmountOfPixels Method

Knowing the source bounding box and its aspect ratio, this helper determines an image size given the an amount of pixels that the image should contain.

Namespace: Ptv.XServer.Controls.Map.Tools.Reprojection
Assembly: Ptv.XServer.Controls.Map (in Ptv.XServer.Controls.Map.dll) Version: 1.7.10.0

Syntax

C++

Copy

protected virtual Size DetermineSourceSizeByAmountOfPixels(
	IBoundingBox sourceBoundingBox,
	double nPixels
)

Protected Overridable Function DetermineSourceSizeByAmountOfPixels ( 
	sourceBoundingBox As IBoundingBox,
	nPixels As Double
) As Size

protected:
virtual Size DetermineSourceSizeByAmountOfPixels(
	IBoundingBox^ sourceBoundingBox, 
	double nPixels
)

abstract DetermineSourceSizeByAmountOfPixels : 
        sourceBoundingBox : IBoundingBox * 
        nPixels : float -> Size 
override DetermineSourceSizeByAmountOfPixels : 
        sourceBoundingBox : IBoundingBox * 
        nPixels : float -> Size

Parameters

sourceBoundingBox: Type: Ptv.XServer.Controls.Map.Tools.ReprojectionIBoundingBox
The source bounding box
nPixels: Type: SystemDouble
The number of pixels that the image should contain

Return Value

Type: Size
The size determined out of bounding box and number of pixels, rounded to the nearest integer.

Reference

ReprojectionService Class

Ptv.XServer.Controls.Map.Tools.Reprojection Namespace

ReprojectionServiceAddLanguageSpecificTextSet("LST9682AB3D_0?cpp=::|nu=.");DetermineSourceSizeByAmountOfPixels Method

Parameters

Return Value

Reference

ReprojectionServiceDetermineSourceSizeByAmountOfPixels Method