example3dcontainer.cpp

S60 3D游戏引擎开发案例 S60 3D游戏引擎开发案例

   /*
============================================================================
    * Name : Example3DContainer.cpp
    * Part of : Example3D
    * Description : Definition of Example3DContainer
    * Copyright (c) 2007 Nokia Corporation
============================================================================
    */

// INCLUDE FILES
#include "Example3DContainer.h"
#include "CEngine.h"
#include "Example3D.hrh"
#include <eikmenub.h>
#include <eikspane.h>
#include <eikbtgpc.h>
#include <eiktbar.h>
#include <aknutils.h> 

void CExample3DContainer::ConstructL( const TRect& aRect )
    {
	CreateWindowL();
	iEngine = CEngine::NewL( SystemGc(), Window(),
							 CCoeEnv::Static()->ScreenDevice()->DisplayMode()
							 );
	ControlEnv()->AddForegroundObserverL( *this );
    // Start in  fullscreen because of problem issue in 3.0 openGL 
    SetExtentToWholeScreen();
    iFullScreen = 1;
	ActivateL();
	iEngine->Start();
    iEngine->DoGameFrameL();
    }



CExample3DContainer::~CExample3DContainer()
    {
	delete iEngine;
    }



void CExample3DContainer::SizeChanged()
	{
	}

void CExample3DContainer::HandleResourceChange(TInt aType)
    {
    CCoeControl::HandleResourceChange(aType);
    
    if (iFullScreen)
        {
	  SetExtentToWholeScreen();
        }
    else
        {
        if (aType == KEikDynamicLayoutVariantSwitch)
            {
            TRect mainPaneRect;
            AknLayoutUtils::LayoutMetricsRect(
                AknLayoutUtils::EMainPane, mainPaneRect );        
            SetRect(mainPaneRect);
            }
        }
    }

void CExample3DContainer::HandleGainingForeground()
	{
	iEngine->Start();
	}



void CExample3DContainer::HandleLosingForeground()
	{
	iEngine->Stop();
	}



TKeyResponse CExample3DContainer::OfferKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType)
	{
	// Game's idle timer doesn't allow focuschange too easily,
	// this is to help it a little
	// So when application change key is pressed, the key event comes here
	// but the OS doesn't have enough time to change the application focus
	// This catches the application key press and leaves the thread for one second
	// In that time OS has all the time it needs to change focus.
	if( aKeyEvent.iScanCode == EStdKeyApplication0 )
		{
		User::After( 1000000 );
		return EKeyWasConsumed;
		}
		
	// In all other cases just forward the key presses to the game engine.
	iEngine->KeyEvent( aKeyEvent, aType );
	return EKeyWasConsumed;
	}


void CExample3DContainer::Command( TInt aCommand )
	{
	if( aCommand == EExample3DFullScreen )
		{
		iFullScreen ^= 1;
		if( iFullScreen )
			{
			SetExtentToWholeScreen();
			}
		else
			{
			TRect rect = CEikonEnv::Static()->EikAppUi()->ClientRect();
			SetRect(rect);
			}
		}
	else
		{
		iEngine->Command( aCommand );
		}
	}