//*CMZ :  2.00/00 08/01/98  20.24.17  by  Fons Rademakers
//*CMZ :  1.00/06 23/03/97  11.17.21  by  Rene Brun
//*-- Author :    Fons Rademakers   3/12/95

//*KEEP,CopyRight,T=C.
/*************************************************************************
 * Copyright(c) 1995-1999, The ROOT System, All rights reserved.         *
 * Authors: Rene Brun, Fons Rademakers.                                  *
 * For list of contributors see $ROOTSYS/AA_CREDITS.                     *
 *                                                                       *
 * Permission to use, copy, modify and distribute this software and its  *
 * documentation for non-commercial purposes is hereby granted without   *
 * fee, provided that the above copyright notice appears in all copies   *
 * and that both the copyright notice and this permission notice appear  *
 * in the supporting documentation. The authors make no claims about the *
 * suitability of this software for any purpose. It is provided "as is"  *
 * without express or implied warranty.                                  *
 *************************************************************************/
//*KEND.

//////////////////////////////////////////////////////////////////////////
//                                                                      //
// TGXW                                                                 //
//                                                                      //
// Semi-Abstract base class defining a generic interface to the         //
// underlying, low level, graphics system (X11, Win32, MacOS).          //
// An instance of TGXW itself defines a batch interface to the graphics //
// system.                                                              //
//                                                                      //
//////////////////////////////////////////////////////////////////////////

//*KEEP,TGXW.
#include "TGXW.h"
//*KEEP,TString.
#include "TString.h"
//*KEND.


Atom_t    gWM_DELETE_WINDOW;
Atom_t    gMOTIF_WM_HINTS;
Atom_t    gROOT_MESSAGE;

TGXW     *gGXW;      //Global pointer to the current graphics interface
TGXW     *gGXBatch;  //Global pointer to batch graphics interface

ClassImp(TGXW)

//______________________________________________________________________________
 TGXW::TGXW(Text_t *name, Text_t *title) : TNamed(name, title),
      TAttLine(1,1,1),TAttFill(1,1),TAttText(11,0,1,62,0.01), TAttMarker(1,1,1)
{
   // Ctor of ABC
}

//______________________________________________________________________________
 void TGXW::GetWindowAttributes(Window_t, WindowAttributes_t &attr)
{
   // Set WindowAttributes_t structure to defaults.

   attr.fX = attr.fY = 0;
   attr.fWidth = attr.fHeight = 0;
   attr.fVisual   = 0;
   attr.fMapState = kIsUnmapped;
   attr.fScreen   = 0;
}

//______________________________________________________________________________
 Bool_t TGXW::ParseColor(Colormap_t, const char *, ColorStruct_t &color)
{
   // Set ColorStruct_t structure to default. Let system think we could
   // parse color.

   color.fPixel = 0;
   color.fRed   = 0;
   color.fGreen = 0;
   color.fBlue  = 0;
   color.fMask  = kDoRed | kDoGreen | kDoBlue;

   return kTRUE;
}

//______________________________________________________________________________
 Bool_t TGXW::AllocColor(Colormap_t, ColorStruct_t &color)
{
   // Set pixel value. Let system think we could alocate color.

   color.fPixel = 0;
   return kTRUE;
}

//______________________________________________________________________________
 void TGXW::QueryColor(Colormap_t, ColorStruct_t &color)
{
   // Set color components to default.

   color.fRed = color.fGreen = color.fBlue = 0;
}

//______________________________________________________________________________
 void TGXW::NextEvent(Event_t &event)
{
   // Set to default event. This method however, should never be called.

   event.fType   = kButtonPress;
   event.fWindow = 0;
   event.fTime   = 0;
   event.fX      = 0;
   event.fY      = 0;
   event.fXRoot  = 0;
   event.fYRoot  = 0;
   event.fState  = 0;
   event.fCode   = 0;
   event.fWidth  = 0;
   event.fHeight = 0;
   event.fCount  = 0;
}

//______________________________________________________________________________
 void TGXW::GetPasteBuffer(Window_t, Atom_t, TString &text, Int_t &nchar, Bool_t)
{
   // Get paste buffer. By default always empty.

   text = "";
   nchar = 0;
}