| LEADTOOLS Raster Imaging C DLL Help > Function References > L_AnnGetTextRotate |
#include "l_bitmap.h"
L_LTANN_API L_INT L_AnnGetTextRotate(hObject, puTextRotate)
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HANNOBJECT hObject; |
/* handle to the annotation object */ |
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L_UINT *puTextRotate; |
/* address of variable to be updated */ |
Gets a value that indicates whether the text of an annotation object is rotated.
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Parameter |
Description |
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hObject |
Handle to the annotation object. |
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puTextRotate |
Address of the variable to be updated with a value that indicates whether the text is rotated, and if so, by how many degrees. Possible values are: |
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Value |
Meaning |
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TEXTROTATE_0 |
[0] Do not rotate the text. |
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TEXTROTATE_90 |
[90] The text is rotated 90 degrees counter clockwise. |
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TEXTROTATE_180 |
[180] The text is rotated 180 degrees counter clockwise. |
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TEXTROTATE_270 |
[270] The text is rotated 270 degrees counter clockwise. |
Returns
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SUCCESS |
The function was successful. |
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< 1 |
An error occurred. Refer to Return Codes. |
Comments
This function is valid only for the following annotation objects:
ANNOBJECT_AUTOMATION
ANNOBJECT_NOTE
ANNOBJECT_TEXTPOINTER
Calling this function on an object other than those listed above will return ERROR_FEATURE_NOT_SUPPORTED.
Required DLLs and Libraries
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For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
Win32, x64.
See Also
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Functions: |
L_AnnSetTextRotate, L_AnnGetTextFixedSize, L_AnnSetTextFixedSize |
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Topics: |
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Annotation Functions (Document/Medical only): Text Properties |
Example
Sample for L_AnnSetTextRotate, L_AnnGetTextRotate. This Example changes the text rotation of a note or text pointer annotation.
L_INT AnnGetTextRotateExample(HANNOBJECT hObject)
{
L_INT nRet;
L_UINT uTextRotate;
L_TCHAR szMsg[100];
L_UINT uType;
L_AnnGetTextRotate(hObject, &uTextRotate);
switch(uTextRotate)
{
case TEXTROTATE_0:
uTextRotate = TEXTROTATE_90;
break;
case TEXTROTATE_90:
uTextRotate = TEXTROTATE_180;
break;
case TEXTROTATE_180:
uTextRotate = TEXTROTATE_270;
break;
case TEXTROTATE_270:
uTextRotate = TEXTROTATE_0;
break;
}
nRet= L_AnnSetTextRotate(hObject, uTextRotate, 0);
if (nRet != SUCCESS)
{
L_AnnGetType(hObject, &uType);
wsprintf(szMsg, TEXT("L_AnnSetTextRotate Error: %d on object type[%d]\n"), nRet, uType);
MessageBox(NULL, szMsg, TEXT("Error"), MB_OK);
return nRet;
}
return SUCCESS;
}