1 /*

     2  * Name        : Screenshot.h

     3  * Description : Performs screenshot and bitmap conversion

     4  * Project     : This file is part of OpenMAR, an Open Mobile Augmented Reality browser

     5  * Website     : http://OpenMAR.org

     6  *

     7  * Copyright (c) 2010 David Caabeiro

     8  *

     9  * All rights reserved. This program and the accompanying materials are made available 

    10  * under the terms of the Eclipse Public License v1.0 which accompanies this 

    11  * distribution, and is available at http://www.eclipse.org/legal/epl-v10.html

    12  *

    13  */

    14 

    15 #ifndef SCREENSHOT_H_

    16 #define SCREENSHOT_H_

    17 

    18 #include <e32base.h>

    19 #include <gdi.h>

    20 

    21 class TSize;

    22 

    23 class CFbsBitmap;

    24 class CFbsBitmapDevice;

    25 class CFbsBitGc;

    26 

    27 class CImageEncoder;

    28 

    29 class CScreenshot : public CActive

    30 {

    31 public:

    32     class MObserver

    33     {

    34     public:

    35         virtual void ScreenshotReadyL(TInt aError, const TDesC& aFilename) = 0;

    36     };

    37 

    38 public:

    39     static CScreenshot* NewL(MObserver& aObserver, const TSize& aSize, const TDisplayMode& aDisplayMode);

    40     ~CScreenshot();

    41 

    42 protected:

    43     CScreenshot(MObserver& aObserver);

    44     void ConstructL(const TSize& aSize, const TDisplayMode& aDisplayMode);

    45 

    46 public:

    47     void RequestL(const CFbsBitmap& aSourceBitmap, const TSize& aSize);

    48 

    49 protected:

    50     void RunL();

    51     void DoCancel();

    52 

    53 private:

    54     MObserver& iObserver;

    55 

    56     CFbsBitmap* iBitmap;

    57     CFbsBitmapDevice* iBitmapDevice;

    58     CFbsBitGc* iBitmapContext;

    59 

    60     TFileName iFilename;

    61     CImageEncoder* iEncoder;

    62 };

    63 

    64 #endif