LBitmap::Cylindrical

#include "ltwrappr.h"

virtual L_INT LBitmap::Cylindrical (nValue, uType, uFlags = 0)

L_INT nValue;

stretch amount

L_UINT uType;

cylinder type

L_UINT32 uFlags;

flags

Warps the bitmap around a cylinder.

Parameter Description
nValue Amount of stretching where :
  Positive values: stretch the pixels toward the bitmap edges depending on the type of cylinder.
  Negative values: stretch the pixels toward the central line of the cylinder.
  The valid range is from 100 to 100.
uType A value that indicates the cylinder shape. Possible values are:
  Value Meaning
  CYL_HORZ [0x0000] Stretch the pixels along the vertical plane (horizontal cylinder).
  CYL_VERT [0x0001] Stretch the pixels along the horizontal plane (vertical cylinder).
uFlags Reserved for future use. Must be 0.

Returns

SUCCESS

The function was successful.

< 1

An error occurred. Refer to Return Codes.

Comments

If the bitmap has a region, the effect will be applied only to the region.

This function supports 12 and 16-bit grayscale and 48 and 64-bit color images. Support for 12 and 16-bit grayscale and 48 and 64-bit color images is available only in the Document/Medical toolkits.

This function does not support signed data images. It returns the error code ERROR_SIGNED_DATA_NOT_SUPPORTED if a signed data image is passed to this function.

This function does not support 32-bit grayscale images. It returns the error code ERROR_GRAY32_UNSUPPORTED if a 32-bit grayscale image is passed to this function.

Required DLLs and Libraries

LTIMGSFX

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

Platforms

Win32, x64.

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