DtDeSplashScreen.h

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/***************************************************************************
** Copyright (c) 2022 MAK Technologies, Inc.
** All rights reserved
***************************************************************************/


#pragma once

#include <vrvCore/vrvCore.h> 

#include <vrvUtil/DtVirtualBaseClass.h>
#include <vrvUtil/DtEnumClassFlag.h>

#include <string>

namespace makVrv
{
   class DtDeMainWindow;
   class DtUnicode;

#define SPLASH_SCREEN_MESSAGE(splashScreen, message) if (splashScreen != nullptr) \
   { \
   splashScreen->showMessage(message); \
   }

   class DT_DLL_VRVCORE DtDeSplashScreen : public DtVirtualBaseClass
   {
   public:

      enum class DtDeSplashScreenMessageAlignment
      {
         AlignLeft = 0x0001,
         AlignRight = 0x0002,
         AlignHCenter = 0x0004,
         AlignJustify = 0x0008,
         AlignAbsolute = 0x0010,
         AlignTop = 0x0020,
         AlignBottom = 0x0040,
         AlignVCenter = 0x0080,
         AlignBaseline = 0x0100,
         AlignCenter = AlignVCenter | AlignHCenter,
         AlignBottomRight = AlignBottom | AlignRight
      };

      static DtDeSplashScreen* instance(DtDe& de);

   public:
      virtual ~DtDeSplashScreen();

      virtual void finish(DtDeMainWindow& mainWin) = 0;

      virtual void show() = 0;

      virtual void setMessageAlignment(DtDeSplashScreenMessageAlignment alignment) = 0;

      virtual void setMessageColor(int colorR, int colorG, int colorB, int colorA) = 0;

      virtual void showMessage(const DtUnicode& message) = 0;

   protected:

      DtDeSplashScreen();

   };

   // Allows:
   //    DtDeSplashScreenMessageAlignment alignment = AlignBottom | AlignHCenter;
   template <> struct is_flag<DtDeSplashScreen::DtDeSplashScreenMessageAlignment> : std::true_type { };
}