RmUtilities.h

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//=============================================================================
// filename: RmUtilities.h                                                     
//                                                                             
//              ATI Research, Inc.                                             
//              3D Application Research Group                                  
//                                                                             
// description: General include files for Utilities library                    
//                                                                             
//=============================================================================
//   (C) 2004 ATI Research, Inc.  All rights reserved.                         
//=============================================================================

#ifndef _RM_UTILITIES_H_
#define _RM_UTILITIES_H_

#include <Core/RmCore.h>

#include <Utilities/RmUtilTypes.h>
#include <Utilities/RmUtilTrackball.h>
#include <Utilities/RmUtilSmartBackgroundErase.h>
#include <Utilities/RmUtilProcessMessage.h>

//=============================================================================
//=============================================================================

// For the following user window messages:
//    WPARAM = Window handle of control that initiated the change
//    LPARAM = Ununsed at this point

#define RM_VALUE_CHANGED_FLOAT   ( WM_USER + 8108 )
#define RM_COLOR_CHANGED_FLOAT   ( WM_USER + 8109 )
#define RM_CHILD_WINDOW_RESIZE   ( WM_USER + 8110 )
#define RM_VALUE_CHANGE_START    ( WM_USER + 8111 )
#define RM_VALUE_CHANGE_END      ( WM_USER + 8112 )

//    WPARAM = Window handle of control that initiated the change
//    LPARAM = LOWORD = Horizontal ScrollAmount, HIWORD = Vertical Scroll Amount
#define RM_CHILD_WINDOW_SCROLL   ( WM_USER + 8113 )

//=============================================================================
//=============================================================================
class RMUTIL_API RmUtilSaveCurrentDirectory
{
public :
   //--------------------------------------------------------------------------
   //--------------------------------------------------------------------------
   RmUtilSaveCurrentDirectory();

   //--------------------------------------------------------------------------
   //--------------------------------------------------------------------------
   ~RmUtilSaveCurrentDirectory();

private :
   RM_TCHAR m_szSavedDirectory[2048]; 
}; // End of RmUtilSaveCurrentDirectory

//=============================================================================
//=============================================================================
class RMUTIL_API RmSuspendRedrawWindow
{
public :
   //--------------------------------------------------------------------------
   //--------------------------------------------------------------------------
   RmSuspendRedrawWindow( HWND hWnd );

   //--------------------------------------------------------------------------
   //--------------------------------------------------------------------------
   ~RmSuspendRedrawWindow();
   
private:  
   HWND  m_hWnd;      
   HWND  m_hTempWnd;  
}; // End of RmSuspendRedrawWindow

//=============================================================================
//=============================================================================
class RMUTIL_API RmUtilMessageBlock
{
public :
   //--------------------------------------------------------------------------
   //--------------------------------------------------------------------------
   RmUtilMessageBlock()  { getRmApp()->BeginMessageBlock(); }

   //--------------------------------------------------------------------------
   //--------------------------------------------------------------------------
   ~RmUtilMessageBlock() { getRmApp()->EndMessageBlock(); }

}; // End of RmUtilMessageBlock

//=============================================================================
//=============================================================================
class RMUTIL_API RmUtilWaitCursor
{
public :
   RmUtilWaitCursor()
   {
      m_hNewCursor = ::LoadCursor( NULL,IDC_WAIT );
      m_hOldCursor = ::SetCursor( m_hNewCursor );
   
   } // end RmUtilWaitCursor()
   
   ~RmUtilWaitCursor()
   {
      ::SetCursor( m_hOldCursor );
      ::DestroyCursor( m_hNewCursor );
   
   } // end ~RmUtilWaitCursor()

private :
   HCURSOR m_hOldCursor;
   HCURSOR m_hNewCursor;
   
}; // End of RmUtilSetResourceHandle

//=============================================================================
//=============================================================================
RMUTIL_API void RmCalculateRelativePath(  RM_TCHAR* pStrRelativeFilePath,
                                          RM_TCHAR* pStrFullFilePath,
                                          int nSize );


#endif

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