LVectorWindow::Repaint

#include "ltwrappr.h"

L_VOID LVectorWindow::Repaint(pRect=NULL)

LPRECT pRect;

pointer to a RECT structure

Repaints the class object's window if automatic painting is enabled.

Parameter	Description
pRect	Pointer to a rectangle structure that describes the rectangle to be repainted. Pass NULL to repaint the entire window.

Returns

None.

Comments

You can enable automatic painting by calling LVectorWindow::EnableAutoPaint(TRUE).

Only the specified rectangle will be repainted.

Required DLLs and Libraries

LVKRN

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

Example

Assumes pVectorWindow points to a valid LVectorWindow object.

#define MAKE_IMAGE_PATH(pFileName) TEXT("C:\\Users\\Public\\Documents\\LEADTOOLS Images\\")pFileName 
L_INT LVectorWindow__RepaintExample(HWND hWndParent, LVectorWindow *pVectorWindow) 
{ 
   UNREFERENCED_PARAMETER(hWndParent); 
   //Load and scale an image 
   L_INT       nRet; 
   VECTORPOINT scalePoint = {3.0, 1.0, 1.0, 0}; 
   pVectorWindow->EnableAutoPaint(FALSE); 
   nRet = pVectorWindow->Load(MAKE_IMAGE_PATH(TEXT("random.dxf"))); 
   if(nRet != SUCCESS) 
      return nRet; 
   nRet = pVectorWindow->SetScale(&scalePoint); 
   if(nRet != SUCCESS) 
      return nRet; 
   //Now paint the image 
   pVectorWindow->EnableAutoPaint(TRUE); 
   pVectorWindow->Repaint(); 
   return SUCCESS; 
}

Help Version 19.0.2017.10.27

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