2 Situare - A location system for Facebook
3 Copyright (C) 2010 Ixonos Plc. Authors:
5 Sami Rämö - sami.ramo@ixonos.com
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.
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.
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,
25 #include "mapcommon.h"
26 #include "mapengine.h"
30 : m_tileNumber(QPoint(UNDEFINED, UNDEFINED))
31 , m_zoomLevel(UNDEFINED)
33 setPos(UNDEFINED, UNDEFINED);
36 int MapTile::zoomLevel()
41 void MapTile::setZoomLevel(int zoomLevel)
43 m_zoomLevel = zoomLevel;
46 setZValue(static_cast<qreal>(MIN_MAP_SCENE_NORMAL_LEVEL + zoomLevel));
48 qreal zoomFactor = static_cast<qreal>(1 << (MAX_MAP_ZOOM_LEVEL - m_zoomLevel));
52 void MapTile::setSceneLevel(int currentZoomLevel)
54 if (currentZoomLevel < m_zoomLevel) {
55 qreal z = static_cast<qreal>(MIN_MAP_SCENE_NORMAL_LEVEL + currentZoomLevel
56 - (m_zoomLevel - currentZoomLevel)) + 0.5;
60 setZValue(static_cast<qreal>(MIN_MAP_SCENE_NORMAL_LEVEL + m_zoomLevel));
62 // qDebug() << __PRETTY_FUNCTION__ << "Tile:" << m_tileNumber
63 // << "m_zoomLevel" << m_zoomLevel
64 // << "zValue:" << zValue();
67 QPoint MapTile::tileNumber()
72 void MapTile::setTileNumber(QPoint tileNumber)
74 m_tileNumber = tileNumber;
78 void MapTile::setPosition()
80 const int maxTileNumber = (1 << m_zoomLevel) - 1;
82 if ((m_zoomLevel >= MIN_MAP_ZOOM_LEVEL) && (m_zoomLevel <= MAX_MAP_ZOOM_LEVEL) &&
83 (m_tileNumber.x() >= 0) && (m_tileNumber.x() <= maxTileNumber) &&
84 (m_tileNumber.y() >= 0) && (m_tileNumber.y() <= maxTileNumber)) {
86 setPos(MapEngine::convertTileNumberToSceneCoordinate(m_zoomLevel, m_tileNumber));
87 //qDebug() << __PRETTY_FUNCTION__ << "tile position:" << pos();
90 setPos(UNDEFINED, UNDEFINED);