git.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 "panelcommon.h"
  25 #include "panelsidebar.h"
  26
  27 MapViewScreen::MapViewScreen(QWidget *parent)
  28    : QWidget(parent),
  29      m_autoCenteringEnabled(false)
  30 {
  31     MapView *mapView = new MapView(this);
  32     m_mapEngine = new MapEngine(this);
  33     mapView->setScene(m_mapEngine->scene());
  34
  35     m_friendsListPanel = new FriendListPanel(this);
  36     m_userPanel = new UserInfoPanel(this);
  37     PanelSideBar *userPanelSidebar = new PanelSideBar(this, LEFT);
  38     PanelSideBar *friendsListPanelSidebar = new PanelSideBar(this, RIGHT);
  39
  40     m_zoomButtonPanel = new ZoomButtonPanel(this, ZOOM_BUTTON_PANEL_POSITION_X,
  41                                             ZOOM_BUTTON_PANEL_POSITION_Y);
  42
  43     connect(mapView, SIGNAL(viewScrolled(QPoint)),
  44             m_mapEngine, SLOT(setLocation(QPoint)));
  45     connect(m_mapEngine, SIGNAL(locationChanged(QPoint)),
  46             mapView, SLOT(centerToSceneCoordinates(QPoint)));
  47     connect(m_mapEngine, SIGNAL(zoomLevelChanged(int)),
  48             mapView, SLOT(setZoomLevel(int)));
  49     connect(mapView, SIGNAL(viewResized(QSize)),
  50             m_mapEngine, SLOT(viewResized(QSize)));
  51     connect(mapView, SIGNAL(viewContentChanged(QPoint)),
  52             m_mapEngine, SLOT(alignImmovableItems(QPoint)));
  53     connect(mapView, SIGNAL(viewZoomFinished()),
  54             m_mapEngine, SLOT(viewZoomFinished()));
  55
  56     connect(this, SIGNAL(zoomInKeyPressed()),
  57             m_mapEngine, SLOT(zoomIn()));
  58     connect(this, SIGNAL(zoomOutKeyPressed()),
  59             m_mapEngine, SLOT(zoomOut()));
  60
  61     connect(mapView, SIGNAL(viewResizedNewSize(int, int)),
  62             this, SLOT(drawOsmLicense(int, int)));
  63     connect(mapView, SIGNAL(viewResizedNewSize(int, int)),
  64             m_friendsListPanel, SLOT(reDrawFriendsPanel(int, int)));
  65     connect(mapView, SIGNAL(viewResizedNewSize(int, int)),
  66             m_userPanel, SLOT(reDrawUserPanel(int, int)));
  67     connect(mapView, SIGNAL(viewResizedNewSize(int, int)),
  68             friendsListPanelSidebar, SLOT(reDrawSidebar(int, int)));
  69
  70     connect(m_zoomButtonPanel->m_zoomInBtn, SIGNAL(clicked()),
  71             m_mapEngine, SLOT(zoomIn()));
  72     connect(m_zoomButtonPanel->m_zoomOutBtn, SIGNAL(clicked()),
  73             m_mapEngine, SLOT(zoomOut()));
  74
  75     connect(this, SIGNAL(friendsLocationsReady(QList<User*>&)),
  76             m_friendsListPanel, SLOT(friendInfoReceived(QList<User*>&)));
  77     connect(m_friendsListPanel, SIGNAL(findFriend(QPointF)),
  78             m_mapEngine, SLOT(setViewLocation(QPointF)));
  79
  80     connect(this, SIGNAL(userLocationReady(User*)),
  81             m_mapEngine, SLOT(receiveOwnLocation(User*)));
  82     connect(this, SIGNAL(userLocationReady(User*)),
  83             m_mapEngine, SLOT(receiveOwnLocation(User*)));
  84     connect(this, SIGNAL(friendsLocationsReady(QList<User*>&)),
  85             m_mapEngine, SIGNAL(friendsLocationsReady(QList<User*>&)));
  86
  87     connect(m_mapEngine, SIGNAL(mapScrolled()),
  88             this, SLOT(locationChanged()));
  89
  90     connect(this, SIGNAL(userLocationReady(User*)),
  91             m_userPanel, SLOT(receiveUserData(User*)));
  92
  93     QHBoxLayout *mapViewLayout = new QHBoxLayout;
  94
  95     m_osmLicense = new QLabel(this);
  96     m_osmLicense->setAttribute(Qt::WA_TranslucentBackground, true);
  97     m_osmLicense->setAttribute(Qt::WA_TransparentForMouseEvents, true);
  98     m_osmLicense->setText("<font color='black'>" + OSM_LICENSE + "</font>");
  99     m_osmLicense->setFont(QFont("Nokia Sans", 9));
 100     m_osmLicense->resize(m_osmLicense->fontMetrics().width(OSM_LICENSE),
 101                          m_osmLicense->fontMetrics().height());
 102
 103     m_friendsListPanel->stackUnder(friendsListPanelSidebar);
 104     userPanelSidebar->stackUnder(m_friendsListPanel);
 105     m_userPanel->stackUnder(userPanelSidebar);
 106     m_zoomButtonPanel->stackUnder(m_userPanel);
 107     m_osmLicense->stackUnder(m_zoomButtonPanel);
 108     mapView->stackUnder(m_osmLicense);
 109
 110     mapViewLayout->addWidget(mapView);
 111     setLayout(mapViewLayout);
 112
 113     mapViewLayout->setMargin(0);
 114
 115     m_mapEngine->init();
 116
 117     setObjectName("Map view");
 118 }
 119
 120 void MapViewScreen::drawOsmLicense(int width, int height)
 121 {
 122     qDebug() << __PRETTY_FUNCTION__ << width << "x" << height;
 123     m_osmLicense->move(width - m_osmLicense->fontMetrics().width(OSM_LICENSE) - PANEL_PEEK_AMOUNT,
 124                         height - m_osmLicense->fontMetrics().height());
 125 }
 126
 127 void MapViewScreen::locationChanged()
 128 {
 129     qDebug() << __PRETTY_FUNCTION__;
 130
 131     if (m_autoCenteringEnabled)
 132         emit mapLocationChanged();
 133 }
 134
 135 void MapViewScreen::positionReceived(QPointF position, qreal accuracy)
 136 {
 137     qDebug() << __PRETTY_FUNCTION__;
 138
 139     if (m_autoCenteringEnabled)
 140         m_mapEngine->setViewLocation(position);
 141 }
 142
 143 void MapViewScreen::enableAutoCentering(bool enabled)
 144 {
 145     qDebug() << __PRETTY_FUNCTION__;
 146
 147     m_autoCenteringEnabled = enabled;
 148     m_mapEngine->setAutoCentering(enabled);
 149 }