1 /*

     2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

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

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: HgWidgetDataModel implementation

    15 *

    16 */

    17 

    18 #include <QBrush>

    19 #include <HbIcon>

    20 #include <hgwidgets/hgwidgets.h>

    21 #include <QPainter>

    22 

    23 #include "locationpickertypes.h"

    24 #include "hgwidgetdatamodel.h"

    25 #include "locationpickerproxymodel.h"

    26 

    27 const int MAPSTROKE(3);

    28 // ----------------------------------------------------------------------------

    29 // HgWidgetDataModel::HgWidgetDataModel()

    30 // ----------------------------------------------------------------------------

    31 HgWidgetDataModel::HgWidgetDataModel( LocationPickerProxyModel *aProxyModel, QObject *aParent )

    32     : QAbstractListModel(aParent),

    33       mImageType(ETypeHbIcon),

    34       mDefaultImage(KDummyImage),

    35       mUseLowResImages(false),

    36       mProxyModel(NULL)

    37 {

    38     mProxyModel  = aProxyModel;   

    39     

    40 }

    41 

    42 // ----------------------------------------------------------------------------

    43 // HgWidgetDataModel::resetModel()

    44 // ----------------------------------------------------------------------------

    45 void HgWidgetDataModel::resetModel( LocationPickerProxyModel *aProxyModel )

    46 {   

    47     //reset and update

    48     mProxyModel = aProxyModel;

    49     reset();

    50     emit beginResetModel();

    51     emit endResetModel();

    52 }

    53 

    54 

    55 // ----------------------------------------------------------------------------

    56 // HgWidgetDataModel::~HgWidgetDataModel()

    57 // ----------------------------------------------------------------------------

    58 HgWidgetDataModel::~HgWidgetDataModel()

    59 {

    60 

    61 }

    62 

    63 // ----------------------------------------------------------------------------

    64 // HgWidgetDataModel::rowCount()

    65 // ----------------------------------------------------------------------------

    66 int HgWidgetDataModel::rowCount( const QModelIndex &aParent ) const

    67 {

    68     Q_UNUSED(aParent);

    69 

    70     return mProxyModel->rowCount(QModelIndex());

    71    

    72 }

    73 

    74 // ----------------------------------------------------------------------------

    75 // HgWidgetDataModel::data()

    76 // ----------------------------------------------------------------------------

    77 QVariant HgWidgetDataModel::data(const QModelIndex &aIndex, int aRole) const

    78 {   

    79     Q_ASSERT(aIndex.row()>=0);

    80     int row= aIndex.row();

    81     int col = aIndex.column();

    82     //get proxy model index

    83     QModelIndex proxyModelIndex = mProxyModel->index(row,col);

    84     QVariant returnValue = QVariant();

    85     if ( !aIndex.isValid() )

    86     {

    87         return returnValue;

    88     }

    89 

    90     if( row >= mProxyModel->rowCount(QModelIndex()) )

    91     {

    92         return returnValue;

    93     }

    94 

    95     switch ( aRole )

    96     {

    97         case HgWidget::HgVisibilityRole:

    98         {

    99             returnValue = true;

   100         }

   101         break;

   102         case Qt::DisplayRole:

   103         {

   104             QStringList displayText;

   105             QString adressDetail = mProxyModel->data(proxyModelIndex,Qt::DisplayRole).toString();

   106             QString text("");

   107             displayText <<adressDetail<<text;

   108             returnValue = displayText;

   109             break;

   110         }

   111         case Qt::DecorationRole:

   112         {

   113             //get icon name from data model

   114             QString iconName =  mProxyModel->data(proxyModelIndex,Qt::DecorationRole).toString();

   115             if (iconName.isNull()) 

   116             {

   117                 returnValue = mDefaultImage;

   118             }

   119             else 

   120             {   

   121                 QString adressType =  mProxyModel->data(proxyModelIndex,Qt::UserRole+1).toString();

   122                 QPixmap mapPixmap(iconName);

   123                 int mapWidth = mapPixmap.width();

   124                 int mapHeight = mapPixmap.height();

   125                 QBrush brush(Qt::black,Qt::SolidPattern);

   126                 QPainter painter;

   127                 painter.begin(&mapPixmap);

   128                 HbIcon adressTypeIcon(adressType);

   129                 //draw the adressType Icon over mapTile Icon

   130                 QPixmap adressTypePixmap = adressTypeIcon.pixmap();

   131                 painter.drawPixmap( (mapPixmap.width()-adressTypePixmap.width()),0,adressTypePixmap ); 

   132                 painter.fillRect(QRect(0,0,mapWidth,MAPSTROKE),brush);

   133                 painter.fillRect(QRect(0,mapHeight-MAPSTROKE,mapWidth,(mapHeight-MAPSTROKE)),brush);

   134                 painter.fillRect(QRect(0,0,MAPSTROKE,mapPixmap.height()),brush);

   135                 painter.fillRect(QRect((mapWidth-MAPSTROKE),0,mapWidth,mapHeight),brush);

   136                 painter.end();

   137                 QIcon landscape( mapPixmap );

   138                 HbIcon landscapeIcon(landscape);

   139                 returnValue = landscapeIcon;

   140             }

   141             break;

   142         }

   143         default:

   144             break;

   145         }

   146 

   147     return returnValue;

   148 }

   149 

   150 

   151 // ----------------------------------------------------------------------------

   152 // HgWidgetDataModel::setImageDataType()

   153 // ----------------------------------------------------------------------------

   154 void HgWidgetDataModel::setImageDataType(TImageType type)

   155 {

   156     mImageType = type;

   157 }

   158 

   159 

   160