vcs.maemo.org Git - situare/blob - src/ui/mapviewscreen.cpp

   1 /*
   2    Situare - A location system for Facebook
   3    Copyright (C) 2010  Ixonos Plc. Authors:
   4
   5       Kaj Wallin - kaj.wallin@ixonos.com
   6
   7    Situare is free software; you can redistribute it and/or
   8    modify it under the terms of the GNU General Public License
   9    version 2 as published by the Free Software Foundation.
  10
  11    Situare is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with Situare; if not, write to the Free Software
  18    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
  19    USA.
  20 */
  21
  22 #include "mapviewscreen.h"
  23 #include "../map/mapview.h"
  24 #include "../map/mapengine.h"
  25 #include "panelcommon.h"
  26 #include "panelsidebar.h"
  27
  28 MapViewScreen::MapViewScreen(QWidget *parent)
  29    : QWidget(parent),
  30      m_autoCenteringEnabled(false)
  31 {
  32     MapView *mapView = new MapView(this);
  33     m_mapEngine = new MapEngine(this);
  34     mapView->setScene(m_mapEngine->scene());
  35
  36     m_friendsListPanel = new FriendListPanel(this);
  37     m_userPanel = new UserInfoPanel(this);
  38     PanelSideBar *userPanelSidebar = new PanelSideBar(this, LEFT);
  39     PanelSideBar *friendsListPanelSidebar = new PanelSideBar(this, RIGHT);
  40
  41     m_zoomButtonPanel = new ZoomButtonPanel(this, ZOOM_BUTTON_PANEL_POSITION_X,
  42                                             ZOOM_BUTTON_PANEL_POSITION_Y);
  43
  44     connect(mapView, SIGNAL(viewScrolled(QPoint)),
  45             m_mapEngine, SLOT(setLocation(QPoint)));
  46     connect(m_mapEngine, SIGNAL(locationChanged(QPoint)),
  47             mapView, SLOT(centerToSceneCoordinates(QPoint)));
  48     connect(m_mapEngine, SIGNAL(zoomLevelChanged(int)),
  49             mapView, SLOT(setZoomLevel(int)));
  50     connect(mapView, SIGNAL(viewResized(QSize)),
  51             m_mapEngine, SLOT(viewResized(QSize)));
  52     connect(mapView, SIGNAL(viewContentChanged(QPoint)),
  53             m_mapEngine, SLOT(alignImmovableItems(QPoint)));
  54     connect(mapView, SIGNAL(viewZoomFinished()),
  55             m_mapEngine, SLOT(viewZoomFinished()));
  56
  57     connect(this, SIGNAL(zoomInKeyPressed()),
  58             m_mapEngine, SLOT(zoomIn()));
  59     connect(this, SIGNAL(zoomOutKeyPressed()),
  60             m_mapEngine, SLOT(zoomOut()));
  61
  62     connect(mapView, SIGNAL(viewResizedNewSize(int,int)),
  63             this, SLOT(drawOsmLicense(int, int)));
  64     connect(mapView, SIGNAL(viewResizedNewSize(int,int)),
  65             m_friendsListPanel, SLOT(reDrawFriendsPanel(int,int)));
  66     connect(mapView, SIGNAL(viewResizedNewSize(int,int)),
  67             m_userPanel, SLOT(reDrawUserPanel(int,int)));
  68     connect(mapView, SIGNAL(viewResizedNewSize(int,int)),
  69             friendsListPanelSidebar, SLOT(reDrawSidebar(int,int)));
  70
  71     connect(m_zoomButtonPanel->m_zoomInBtn, SIGNAL(clicked()),
  72             m_mapEngine, SLOT(zoomIn()));
  73     connect(m_zoomButtonPanel->m_zoomOutBtn, SIGNAL(clicked()),
  74             m_mapEngine, SLOT(zoomOut()));
  75
  76     connect(this, SIGNAL(friendsLocationsReady(QList<User*>&)),
  77             m_friendsListPanel, SLOT(friendInfoReceived(QList<User*>&)));
  78     connect(m_friendsListPanel, SIGNAL(findFriend(QPointF)),
  79             m_mapEngine, SLOT(setViewLocation(QPointF)));
  80
  81     connect(this, SIGNAL(userLocationReady(User*)),
  82             m_mapEngine, SLOT(receiveOwnLocation(User*)));
  83     connect(this, SIGNAL(friendsLocationsReady(QList<User*>&)),
  84             m_mapEngine, SIGNAL(friendsLocationsReady(QList<User*>&)));
  85
  86     connect(m_mapEngine, SIGNAL(mapScrolled()),
  87             this, SLOT(locationChanged()));
  88
  89     QHBoxLayout *mapViewLayout = new QHBoxLayout;
  90
  91     m_osmLicense = new QLabel(this);
  92     m_osmLicense->setAttribute(Qt::WA_TranslucentBackground, true);
  93     m_osmLicense->setAttribute(Qt::WA_TransparentForMouseEvents, true);
  94     m_osmLicense->setText("<font color='black'>"+OSM_LICENSE+"</font>");
  95     m_osmLicense->setFont(QFont("Nokia Sans", 9));
  96     m_osmLicense->resize(m_osmLicense->fontMetrics().width(OSM_LICENSE),
  97                          m_osmLicense->fontMetrics().height());
  98
  99     m_friendsListPanel->stackUnder(friendsListPanelSidebar);
 100     userPanelSidebar->stackUnder(m_friendsListPanel);
 101     m_userPanel->stackUnder(userPanelSidebar);
 102     m_zoomButtonPanel->stackUnder(m_userPanel);
 103     m_osmLicense->stackUnder(m_zoomButtonPanel);
 104     mapView->stackUnder(m_osmLicense);
 105
 106     mapViewLayout->addWidget(mapView);
 107     setLayout(mapViewLayout);
 108
 109     mapViewLayout->setMargin(0);
 110
 111     m_mapEngine->init();
 112
 113     setObjectName("Map view");
 114 }
 115
 116 void MapViewScreen::drawOsmLicense(int width, int height)
 117 {
 118     qDebug() << __PRETTY_FUNCTION__ << width << "x" << height;
 119     m_osmLicense->move(width - m_osmLicense->fontMetrics().width(OSM_LICENSE) - PANEL_PEEK_AMOUNT,
 120                         height - m_osmLicense->fontMetrics().height());
 121 }
 122
 123 void MapViewScreen::locationChanged()
 124 {
 125     qDebug() << __PRETTY_FUNCTION__;
 126
 127     if (m_autoCenteringEnabled)
 128         emit mapLocationChanged();
 129 }
 130
 131 void MapViewScreen::positionReceived(QPointF position, qreal accuracy)
 132 {
 133     qDebug() << __PRETTY_FUNCTION__;
 134
 135     if (m_autoCenteringEnabled)
 136         m_mapEngine->setViewLocation(position);
 137 }
 138
 139 void MapViewScreen::enableAutoCentering(bool enabled)
 140 {
 141     qDebug() << __PRETTY_FUNCTION__;
 142
 143     m_autoCenteringEnabled = enabled;
 144     m_mapEngine->setAutoCentering(enabled);
 145 }