ddbouncingball_appview.cpp

symbian平台下的一个游戏源代码

// DDBouncingBall_AppView.cpp
// ---------------------------
//
// Copyright (c) 2002 Symbian Ltd.  All rights reserved.
//


#include "DDBouncingBall_AppView.h"
#include "DDBouncingBall_Engine.h"
#include <eikenv.h>


// Local Constants
_LIT (KBitmapFilename,"\\System\\Apps\\DDBouncingBall\\DDBouncingBall.mbm");
const TInt KInitialXVelocity = 2;
const TInt KInitialYVelocity = 2;


CDDBouncingBallAppView* CDDBouncingBallAppView::NewL(const TRect& aRect)
    {
    CDDBouncingBallAppView* self = CDDBouncingBallAppView::NewLC(aRect);
    CleanupStack::Pop();
    return self;
    }

CDDBouncingBallAppView* CDDBouncingBallAppView::NewLC(const TRect& aRect)
    {
    CDDBouncingBallAppView* self = new (ELeave) CDDBouncingBallAppView;
    CleanupStack::PushL(self);
    self->ConstructL(aRect);
    return self;
    }

void CDDBouncingBallAppView::ConstructL(const TRect& aRect)
    {
    // Create a window for this application view
    CreateWindowL();

    // Set the windows size
    SetRect(aRect);

	// Create our Direct Screen Access object. With Bitmaps which we will
	// create here. However the Engine will be responsible for the bitmap
	// destruction.
	CFbsBitmap* bitmap = iEikonEnv->CreateBitmapL(KBitmapFilename, 0);
	CFbsBitmap* bitmapMask = iEikonEnv->CreateBitmapL(KBitmapFilename, 1);

	// Set up the BouncingBall 
	iBouncingBall = new (ELeave) CDDBouncingBallEngine
					(
					iEikonEnv->WsSession(), 
					*(CCoeEnv::Static()->ScreenDevice()), 
					Window(), 
					bitmap, 
					bitmapMask, 
					KInitialXVelocity, 
					KInitialYVelocity
					);

	iBouncingBall->ConstructL();	

    // Activate the window, which makes it ready to be drawn
    ActivateL();
    }

CDDBouncingBallAppView::CDDBouncingBallAppView()
    {
    }


CDDBouncingBallAppView::~CDDBouncingBallAppView()
    {
	if (iBouncingBall->Bouncing())
		iBouncingBall->StopBouncing();
	delete iBouncingBall;	
    }

void CDDBouncingBallAppView::Draw(const TRect& /*aRect*/) const
    {
    // Clear the screen
    CWindowGc& gc = SystemGc();
    gc.Clear(Rect());
    }

void CDDBouncingBallAppView::StartBouncingBallL()
	{
	iBouncingBall->StartBouncingL();
	}

void CDDBouncingBallAppView::StopBouncingBall()
	{
	iBouncingBall->StopBouncing();
	}

TBool CDDBouncingBallAppView::IsBouncing()
	{
	return iBouncingBall->Bouncing();	
	}