/*

* Copyright (c) 2000 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

#include "nw_fbox_epoc32imagebuttonboxskini.h"

#include "nw_fbox_imagebuttonbox.h"

#include "nw_lmgr_rootbox.h"

#include "nw_fbox_epoc32formimages.h"

#include "nw_fbox_formboxutils.h"

#include "nw_image_epoc32cannedimage.h"

#include "nw_lmgr_imgcontainerboxi.h"

#include "nw_image_cannedimages.h"

#include "BrsrStatusCodes.h"

/* ------------------------------------------------------------------------- *

   private methods

 * ------------------------------------------------------------------------- */

/* ------------------------------------------------------------------------- */

const

NW_FBox_Epoc32ImageButtonBoxSkin_Class_t  NW_FBox_Epoc32ImageButtonBoxSkin_Class = {

  { /* NW_Object_Core           */

    /* super                    */ &NW_FBox_ImageButtonBoxSkin_Class,

    /* queryInterface           */ _NW_Object_Base_QueryInterface

  },

  { /* NW_Object_Base           */

    /* interfaceList            */ NULL

  },

  { /* NW_Object_Dynamic        */

    /* instanceSize             */ sizeof (NW_FBox_Epoc32ImageButtonBoxSkin_t),

    /* construct                */ _NW_FBox_Skin_Construct,

    /* destruct                 */ NULL

  },

  { /* NW_FBox_Skin             */

    /* draw                     */ _NW_FBox_ImageButtonBoxSkin_Draw,

    /* getSize                  */ _NW_FBox_ImageButtonBoxSkin_GetSize

  },

  { /* NW_FBox_ButtonBoxSkin    */

    /* drawContent              */ _NW_FBox_Epoc32ImageButtonBoxSkin_DrawContent

  },

  { /* NW_FBox_Epoc32ButtonBoxSkin */

    /* unused                   */ NW_Object_Unused

  }

};

/* ------------------------------------------------------------------------- *

   virtual methods

 * ------------------------------------------------------------------------- */

TBrowserStatusCode

_NW_FBox_Epoc32ImageButtonBoxSkin_DrawContent(NW_FBox_ImageButtonBoxSkin_t* skin,

                                   NW_LMgr_Box_t* box,

                                   CGDIDeviceContext* deviceContext,

                                   NW_Uint8 hasFocus)

{ 

  NW_TRY(status)

  {

    NW_FBox_ImageButtonBox_t* imageButtonBox;

    NW_GDI_Point2D_t imageStart;

    NW_GDI_Rectangle_t innerRect;

    NW_Text_t* value;

    NW_GDI_Dimension3D_t dimension;

    NW_REQUIRED_PARAM(skin);

    NW_REQUIRED_PARAM(hasFocus);

    /* for convenience */

    imageButtonBox = NW_FBox_ImageButtonBoxOf (box);

    /* this is the label */

    value = NW_FBox_ImageButtonBox_GetValue(imageButtonBox);

    /* Calculate the inner rectangle */

    NW_LMgr_Box_GetInnerRectangle(box, &innerRect);

    /* Get the start coordinates */

    imageStart = innerRect.point;

    dimension.width = innerRect.dimension.width;

    dimension.height = innerRect.dimension.height;

    dimension.depth = 0; 

    /* Draw the valid image, if there is one */  

    if ((imageButtonBox->image)  && 

        !NW_Object_IsInstanceOf(imageButtonBox->image, &NW_Image_Epoc32Canned_Class))

    {

      /* we want to be able to scale image buttons if necessary, so we invoke DrawScaled method */

      status = NW_Image_AbstractImage_DrawScaled (imageButtonBox->image, deviceContext, &imageStart, &dimension);

      NW_THROW(status);

    }

    /* now we know that we do not have a valid image */

    /* Make button label draw itself at the specified location */

    NW_Image_AbstractImage_t* image = imageButtonBox->image;

    if( image == NULL)

      {

      // get canned image if there is no image available

      NW_LMgr_RootBox_t *rootBox = NULL;

      rootBox = NW_LMgr_Box_GetRootBox( box );

      NW_THROW_OOM_ON_NULL( rootBox, status );

      image = (NW_Image_AbstractImage_t*)

          NW_Image_CannedImages_GetImage( rootBox->cannedImages, NW_Image_Missing );

      NW_THROW_OOM_ON_NULL( image, status );      

      }

    status = NW_LMgr_ImgBox_DrawContent( box, deviceContext, image, NW_TRUE, value, hasFocus );

    NW_THROW_ON_ERROR(status);

  } NW_CATCH (status) {

  } NW_FINALLY {

    return status;

  } NW_END_TRY

}

/* ------------------------------------------------------------------------- *

   convenience methods

 * ------------------------------------------------------------------------- */

NW_FBox_ImageButtonBoxSkin_t*

NW_FBox_ImageButtonBoxSkin_New (NW_FBox_FormBox_t* formBox)

{

  return (NW_FBox_ImageButtonBoxSkin_t*)

    NW_Object_New (&NW_FBox_Epoc32ImageButtonBoxSkin_Class, formBox);

}