L_PntInit
#include "LtPnt.h"
L_LTPNT_API L_INT L_PntInit(ppPaint)
ppPAINTHANDLE ppPaint; |
/* pointer to a pointer to a paint handle */ |
Initializes the paint handle.
Parameter |
Description |
ppPaint |
Pointer to a pointer to a paint handle to be initialized. |
Returns
SUCCESS |
The function was successful. |
< 1 |
An error occurred. Refer to Return Codes. |
Comments
This function must be called before calling any other paint functions.
A paint handle is valid after calling L_PntInit, and will remain valid until L_PntFree is called.
For every call to L_PntInit there must be a call to L_PntFree.
Required DLLs and Libraries
LTPNT For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application |
See Also
Functions: |
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Topics: |
DigitalPaint Functions: Initializing and Freeing the Paint Handle |
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Example
This example shows the minimum requirements for painting a rectangle shape.
L_INT PntInitExample(HWND hWnd) { L_INT nRet; pPAINTHANDLE pPaint ; HDC hDC ; RECT rcShapeRect ; /* Initiate the Paint toolkit */ nRet = L_PntInit ( &pPaint ); if ( SUCCESS != nRet) { return nRet ; } /*Get the device context*/ hDC = GetDC ( hWnd ) ; /* Set the rectangle coordinates with respect to the DC dimensions*/ SetRect ( &rcShapeRect, 10, 10, 100, 100 ) ; /* Use the default properties for the shape to draw a rectangle*/ nRet = L_PntDrawShapeRectangle ( pPaint, hDC, &rcShapeRect ) ; if(nRet != SUCCESS) return nRet; /* Release the device context*/ ReleaseDC ( hWnd, hDC ) ; // Free the paint tools handle. L_PntFree ( pPaint ) ; return SUCCESS ; }