LEADTOOLS Raster Imaging C DLL Help > Function References > L_RenderZoomView |
#include "l_bitmap.h"
L_LTZMV_API L_INT L_RenderZoomView(hDC ,hWnd)
HDC hDC; |
/* handle to the device context for display */ |
HWND hWnd; |
/* handle to a window */ |
Displays the Zoom Views that are attached to the specified window in the specified device context.
Parameter |
Description |
hDC |
Handle to the device context where the Zoom View(s) are to be displayed. |
hWnd |
Handle to a window. |
Returns
SUCCESS |
The function was successful. |
< 1 |
An error occurred. Refer to Return Codes. |
Comments
Note: |
Anytime the window receives a WM_PAINT message, you should call the L_RenderZoomView function in order to display the Zoom View(s) attached to the window. |
Required DLLs and Libraries
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.
See Also
Functions: |
L_WindowHasZoomView, L_GetZoomViewProps, L_UpdateZoomView, L_DestroyZoomView, L_GetZoomViewsCount |
Topics: |
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Example
For an example, refer to L_CreateZoomView.