CImageView:SetCursorRect

The SetCursorRect method sets the extent of the image cursor in the CImageView.

Syntax

CImageView:SetCursorRect( CRect )

bullet.gif    TheCRect argument contains the xmin , xmax,ymin, and ymax values of the cursor, measured in pixel coordinates.

Remarks

All 4 values cursor limits, including xmin, xmax, ymin, and ymax are set by this method. Before calling this method, set the limits of the rectangle using CRect member functions such as Set or SetXmin.

Example

Assume that a CImageView object named V exists and refers to an image window. The following script sets the image cursor to an x-range of 100:200 and a y-range of 300:500:

R = new_rect()

-- create a CRect object

R:Set(100,200,300,500)

-- specify the dimension

V:SetCursorRect(R)

-- set the image cursor

Related Topics

CImageView, GetCursorRect, CRect class, Image Coordinate System, Subpixel Coordinate Definition

 

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