virtual L_INT LAnnRuler::GetText(pText, puLen)
Gets the text (character string) of the annotation object.
Character string to be updated with the annotation object's character string.
Pointer to a variable to updated with the text length.
Value | Meaning |
---|---|
SUCCESS | The function was successful. |
< 1 | An error occurred. Refer to Return Codes. |
Before calling this function, you must declare a variable as a pointer to a character string. Then, pass the variable in the pText parameter. This function will update the variable with the annotation object's character string.
Win32, x64.
L_INT LAnnRuler_GetTextExample(LAnnRuler * pAnnObject)
{
L_INT nRet;
L_TCHAR * pText; /* The object’s text */
HGLOBAL hText; /* Handle for memory management */
L_SIZE_T TextLength; /* Length of the object’s text */
/* Get the length of the current text */
TextLength = pAnnObject->GetTextLen();
/* Add six characters to the length for our new text */
TextLength += 6;
/* Allocate and lock a zero-filled buffer for the text */
hText = GlobalAlloc(GPTR,TextLength * sizeof(L_TCHAR));
pText = (L_TCHAR *)GlobalLock( hText );
/* Get the current text */
nRet = pAnnObject->GetText(pText,&TextLength);
if(nRet != SUCCESS)
return nRet;
/* Free memory that we no longer need */
GlobalFree(hText);
return SUCCESS;
}
Help Collections
Raster .NET | C API | C++ Class Library | HTML5 JavaScript
Document .NET | C API | C++ Class Library | HTML5 JavaScript
Medical .NET | C API | C++ Class Library | HTML5 JavaScript
Medical Web Viewer .NET
Multimedia
Direct Show .NET | C API | Filters
Media Foundation .NET | C API | Transforms
Supported Platforms
.NET, Java, Android, and iOS/macOS Assemblies
Imaging, Medical, and Document
C API/C++ Class Libraries
Imaging, Medical, and Document
HTML5 JavaScript Libraries
Imaging, Medical, and Document