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Table of Contents
4. Standard Units
4.37. Graph - Graph unit
4.37.2. Graph Unit Procedures and Functions
4.37.2.74. ImageSize function
4.37.2.74. ImageSize function
Targets: MS-DOS, Win32
Graph Unit
Returns the number of bytes required to store a rectangular
region of the screen.
Declaration:
function ImageSize(X1, Y1, X2, Y2: Longint): DWORD;
Remarks:
X1, Y1, X2, and Y2 are the coordinates of diagonally
opposite vertices of a rectangular region on the screen.
ImageSize determines the number of bytes necessary for
GetImage to save the specified region
of the screen. The image size includes space for two words.
The first stores the width of the region and the second stores
the height.
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