/////////////////////////////////////////////////////////////////////////////// 
// Copyright (C) 2002-2025, Open Design Alliance (the "Alliance"). 
// All rights reserved. 
// 
// This software and its documentation and related materials are owned by 
// the Alliance. The software may only be incorporated into application 
// programs owned by members of the Alliance, subject to a signed 
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable  
// trade secrets of the Alliance and its suppliers. The software is also 
// protected by copyright law and international treaty provisions. Application  
// programs incorporating this software must include the following statement 
// with their copyright notices:
//   
//   This application incorporates Open Design Alliance software pursuant to a license 
//   agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2025 by Open Design Alliance. 
//   All rights reserved.
//
// By use of this software, its documentation or related materials, you 
// acknowledge and accept the above terms.
///////////////////////////////////////////////////////////////////////////////

/************************************************************************/
/* This console application reads a DWG file and writes WMF or EMF file */
/*                                                                      */
/* Calling sequence:                                                    */
/*                                                                      */
/*   OdWmfExport <input file> <output file> <file type> <xSize> <ySize> */
/*               <override background>                                  */
/************************************************************************/

#include "OdaCommon.h"
#include "DbDatabase.h"
#include "DbGsManager.h"
#include "RxVariantValue.h"
#include "AbstractViewPE.h"
#include "ColorMapping.h"

#include "Ge/GeExtents2d.h"
#include "DbBlockTableRecord.h"

#include "RxObjectImpl.h"
#define STL_USING_IOSTREAM
#include "OdaSTL.h"
#include <fstream>
#include <locale.h>
#include <tchar.h>

#include "ExSystemServices.h"
#include "ExHostAppServices.h"
#include "GiContextForDbDatabase.h"

#include "RxDynamicModule.h"

#ifdef OD_HAVE_CONSOLE_H_FILE
#include <console.h>
#endif

/************************************************************************/
/* Define a Custom Services class.                                      */
/*                                                                      */
/* Combines the platform dependent functionality of                     */
/* ExSystemServices and ExHostAppServices                               */ 
/************************************************************************/
class MyServices : public ExSystemServices, public ExHostAppServices
{
protected:
  ODRX_USING_HEAP_OPERATORS(ExSystemServices);
};

/************************************************************************/
/* Define a our own Assert function.                                    */
/************************************************************************/
#include "diagnostics.h"

static void MyAssert(const char* expresssion, const char* fileName, int nLineNo)
{
  std::cout << "\nAssertion Failed: " << expresssion
    << "\nfile: " << fileName << "\nline: " << nLineNo << "\n";
}

/************************************************************************/
/* Define a module map for statically linked modules                    */
/************************************************************************/
#if !defined(_TOOLKIT_IN_DLL_)

ODRX_DECLARE_STATIC_MODULE_ENTRY_POINT(ModelerModule);
ODRX_DECLARE_STATIC_MODULE_ENTRY_POINT(ExRasterModule);
ODRX_DECLARE_STATIC_MODULE_ENTRY_POINT(OdRasterProcessingServicesImpl);
ODRX_DECLARE_STATIC_MODULE_ENTRY_POINT(OdOleItemHandlerModuleImpl);
ODRX_DECLARE_STATIC_MODULE_ENTRY_POINT(WinGDIModule);
ODRX_DECLARE_STATIC_MODULE_ENTRY_POINT(OdRecomputeDimBlockModule);
ODRX_DECLARE_STATIC_MODULE_ENTRY_POINT(TD_IdViewObjModule);

ODRX_BEGIN_STATIC_MODULE_MAP()
  ODRX_DEFINE_STATIC_APPLICATION(OdModelerGeometryModuleName,  ModelerModule)
  ODRX_DEFINE_STATIC_APPLICATION(RX_RASTER_SERVICES_APPNAME, ExRasterModule)
  ODRX_DEFINE_STATIC_APPLICATION(OdRasterProcessorModuleName,  OdRasterProcessingServicesImpl)
  ODRX_DEFINE_STATIC_APPLICATION(OdOleItemHandlerModuleName, OdOleItemHandlerModuleImpl)
  ODRX_DEFINE_STATIC_APPLICATION(OdWinGDIModuleName, WinGDIModule)
  ODRX_DEFINE_STATIC_APPLICATION(OdRecomputeDimBlockModuleName, OdRecomputeDimBlockModule)
  ODRX_DEFINE_STATIC_APPMODULE(OdAcIdViewObjModuleName,       TD_IdViewObjModule)
ODRX_END_STATIC_MODULE_MAP()

#endif

/************************************************************************/
/* Main                                                                 */
/************************************************************************/
#if defined(_UNICODE) && defined(OD_USE_WMAIN)
int wmain(int argc, wchar_t* argv[])
#else
int main(int argc, char* argv[])
#endif
{
  int nRes = 1; // Return value for main

#ifdef OD_HAVE_CCOMMAND_FUNC
  argc = ccommand(&argv);
#endif
  setlocale(LC_ALL,"");
  /**********************************************************************/
  /* Verify the argument count and display an error message as required */
  /**********************************************************************/
  if (argc < 6) 
  {
    odPrintConsoleString(L"usage: OdWmfExport <input file> <output file> <file type \"WMF\" or \"EMF\"> <xSize> <ySize> <override background (optional)>\n");
    odPrintConsoleString(L"                   - <override background> set to 0 - draw background as is;\n");
    odPrintConsoleString(L"                   - <override background> set to 1 - disable background, use palette as is;\n");
    odPrintConsoleString(L"                   - <override background> set to 2 - draw light background;\n");
    odPrintConsoleString(L"                   - <override background> set to 3 - disable background, use light palette;\n");
    odPrintConsoleString(L"                   - <override background> set to 4 - draw dark background;\n");
    odPrintConsoleString(L"                   - <override background> set to 5 - disable background, use dark palette.\n");
    return 1;
  }

#if !defined(_TOOLKIT_IN_DLL_)
  ODRX_INIT_STATIC_MODULE_MAP();
#endif
  odSetAssertFunc(MyAssert);

  // Create a custom Services object.
  OdStaticRxObject<MyServices> svcs;
  // initialize Teigha
  odInitialize(&svcs);
  // initialize GS subsystem
  //odgsInitialize(); // Not necessary for WinGDI module

  odPrintConsoleString(L"Developed using %ls ver %ls\n", svcs.product().c_str(), svcs.versionString().c_str());

  try 
  {
    /******************************************************************/
    /* Create a database and load the drawing into it.                */
    /*                                                                */
    /* Specified arguments are as followed:                           */
    /*     filename, allowCPConversion, partialLoad, openMode         */
    /******************************************************************/
    OdDbDatabasePtr pDb;
    OdString f(argv[1]);
    pDb = svcs.readFile( f.c_str(), false, false, Oda::kShareDenyNo ); 

    if (!pDb.isNull())
    {
      /****************************************************************/
      /* Create the vectorization context.                            */
      /* This class defines the operations and properties that are    */
      /* used in the Teigha vectorization of an OdDbDatabase.         */
      /****************************************************************/
      OdGiContextForDbDatabasePtr pDwgContext = OdGiContextForDbDatabase::createObject();

      /****************************************************************/
      /* Create the WinGDI rendering device, and set the output       */
      /* stream for the device.                                       */
      /****************************************************************/
      OdGsModulePtr pGs = ::odrxDynamicLinker()->loadModule(OdWinGDIModuleName);
      OdGsDevicePtr pDevice = pGs->createDevice();

      /****************************************************************/
      /* Create metafile context and set it to vectorizer.            */
      /****************************************************************/
      HDC hDC = NULL;
      if (OdString(argv[3]).compare(OD_T("EMF")) == 0)
      {
        // Enhanced windows MetaFile (EMF)
        hDC = ::CreateEnhMetaFile(NULL, OdString(argv[2]).c_str(), NULL, OD_T("Metafile"));
      }
      else
      {
        // Windows MetaFile (WMF)
        hDC = ::CreateMetaFile(OdString(argv[2]).c_str());
      }
      OdRxDictionaryPtr pProperties = pDevice->properties();
      pProperties->putAt(OD_T("DoubleBufferEnabled"), OdRxVariantValue(false));

      pProperties->putAt(OD_T("WindowHDC"), OdRxVariantValue((OdIntPtr)hDC));
      /****************************************************************/
      /* Disable background output.                                   */
      /****************************************************************/
      long background = 0;
      if (argc > 6)
      {
        background = wcstol(argv[6], NULL, 10);
      }
      bool clearBackground = GETBIT(background, 1);
      pProperties->putAt(OD_T("ClearScreen"), OdRxVariantValue(clearBackground));

      /****************************************************************/
      /* Set the database to be vectorized.                           */
      /****************************************************************/
      pDwgContext->setDatabase(pDb);

      /****************************************************************/
      /* Prepare the device to render the active layout in            */
      /* this database.                                               */
      /****************************************************************/
      pDevice = OdDbGsManager::setupActiveLayoutViews(pDevice, pDwgContext);

      /****************************************************************/
      /* Setup background.                                            */
      /****************************************************************/
      if ((pDb->getTILEMODE() && !GETBIT(background, 2)) || GETBIT(background, 4))
      {
        // Use black background for ModelSpace
        pDevice->setLogicalPalette(::odcmAcadDarkPalette(), 256);
        pDevice->setBackgroundColor(ODRGB(0, 0, 0));
        pDwgContext->setPaletteBackground(ODRGB(0, 0, 0));
      }
      else
      {
        // Use white paper and grey background for ModelSpace
        pDevice->setLogicalPalette(::odcmAcadLightPalette(), 256);
        pDevice->setBackgroundColor(ODRGB(168, 168, 168));
        pDwgContext->setPaletteBackground(ODRGB(255, 255, 255));
      }

      /****************************************************************/
      /* Set output screen rectangle.                                 */
      /****************************************************************/
      OdGsDCRect screenRect(OdGsDCPoint(0, wcstol(argv[5], NULL, 10)), OdGsDCPoint(wcstol(argv[4], NULL, 10), 0));
      pDevice->onSize(screenRect);

      /****************************************************************/
      /* Zoom to extents.                                             */
      /****************************************************************/
      OdGeExtents2d extents;
      if(!pDb->getTILEMODE())
      {
        OdDbLayoutPtr pLt = OdDbLayout::cast(OdDbBlockTableRecord::cast(pDb->getActiveLayoutBTRId().openObject())->getLayoutId().openObject());
        extents = OdDbPlotSettings::paperSpaceLayoutSize(pLt);
      }
      if (extents.isValidExtents())
      {
        OdGeBoundBlock3d ext3d;
        ext3d.set(OdGePoint3d(extents.minPoint().x, extents.minPoint().y, 0.0),
                  OdGePoint3d(extents.maxPoint().x, extents.maxPoint().y, 0.0));
        ext3d.transformBy(OdAbstractViewPEPtr(pDevice->viewAt(0))->worldToEye(pDevice->viewAt(0)));
        OdAbstractViewPEPtr(pDevice->viewAt(0))->zoomExtents(pDevice->viewAt(0), &ext3d);
      }
      else
      {
        OdAbstractViewPEPtr(pDevice->viewAt(0))->zoomExtents(pDevice->viewAt(0));
      }

      /****************************************************************/
      /* Initiate Vectorization                                       */
      /****************************************************************/
      pDevice->update();

      /****************************************************************/
      /* Destroy metafile.                                            */
      /****************************************************************/
      int type1 = ::GetDeviceCaps(hDC, TECHNOLOGY);
      DWORD type2 = ::GetObjectType(hDC);
      if (type1 != DT_METAFILE && type2 == OBJ_ENHMETADC)
      {
        // EMF
        ::DeleteEnhMetaFile(::CloseEnhMetaFile(hDC));
      }
      else
      {
        // WMF
        ::DeleteMetaFile(::CloseMetaFile(hDC));
      }
    }
    odPrintConsoleString(L"\nDone.\n");
    nRes = 0;
  }

  /********************************************************************/
  /* Display the error                                                */
  /********************************************************************/
  catch (const OdError& e)
  {
    odPrintConsoleString(L"\nException Caught: %ls\n", e.description().c_str());
  }
  catch (...)
  {
    odPrintConsoleString(L"\nUnknown Exception Caught\n");
  }
  //odgsUninitialize(); // Not necessary for WinGDI
  odUninitialize();

  if (!nRes)
  {
    odPrintConsoleString(L"\nOdWmfExport Finished Successfully");
  }
  return nRes;
}

//