In This Topic ▼

LVectorWindow::Repaint

#include "ltwrappr.h"

L_VOID LVectorWindow::Repaint(pRect=NULL)

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

Parameters

LPRECT 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.

Functions

Class Members

Example

Assumes pVectorWindow points to a valid LVectorWindow object.

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; 
}

Download our FREE evaluation

Help Version 20.0.2020.4.2

LEADTOOLS Vector C++ Class Library Help

Introduction

Version History

LEADTOOLS Vector Features

Redistributables/Files To Be Included With Your Application

Quick Reference

Tutorials

Classes and Member Functions

Appendix