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Diffstat (limited to 'src/location/maps/qgeomapobject.cpp')
| -rw-r--r-- | src/location/maps/qgeomapobject.cpp | 534 |
1 files changed, 0 insertions, 534 deletions
diff --git a/src/location/maps/qgeomapobject.cpp b/src/location/maps/qgeomapobject.cpp deleted file mode 100644 index 3f0b3993..00000000 --- a/src/location/maps/qgeomapobject.cpp +++ /dev/null @@ -1,534 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the Qt Mobility Components. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qgeomapobject.h" -#include "qgeomapobject_p.h" -#include "qgeomapobjectengine_p.h" -#include "qgeomapobjectinfo.h" -#include "qgeomapdata.h" -#include "qgeomapdata_p.h" -#include "qgeoboundingbox.h" -#include "qgeocoordinate.h" -#include <private/projwrapper_p.h> - -#include <QtAlgorithms> - -QT_BEGIN_NAMESPACE - -/*! - \class QGeoMapObject - \brief The QGeoMapObject class is a graphical item to be displayed on a map. - \inmodule QtLocation - \since 1.1 - - \ingroup maps-mapping-objects - - QGeoMapObject is the base class used to display graphical items on a map. - - Subclasses of QGeoMapObject exist in order to simplify the task of - creating and managing map objects of various kinds. - - QGeoMapCustomObject is the most generic of these objects in that it - allows QGraphicsItems to be added to a map, however as not all mapping - plugins use the Qt Graphics View framework so clients should use - QGraphicsGeoMap::supportsCustomMapObjects() before using - QGeoMapCustomObject. - - QGeoMapObject instances can also be grouped into heirarchies in order to - simplify the process of creating compound objects and managing groups of - objects (see QGeoMapGroupObject) -*/ - -/*! - \enum QGeoMapObject::Type - - Describes the type of a map object. - - \value NullType - An empty QGeoMapObject. - \value GroupType - A QGeoMapObject used to organize other map objects into groups. - \value RectangleType - A QGeoMapObject used to display a rectangular region. - \value CircleType - A QGeoMapObject used to display a circular region. - \value PolylineType - A QGeoMapObject used to display a multi-segment line. - \value PolygonType - A QGeoMapObject used to display a polygonal region. - \value PixmapType - A QGeoMapObject used to display a pixmap on a map. - \value TextType - A QGeoMapObject used to display text on a map - \value RouteType - A QGeoMapObject used to display a route. - \value CustomType - A QGeoMapObject displaying a custom GraphicsItem. -*/ - -/*! - \enum QGeoMapObject::CoordinateUnit - - \since 1.2 - - Describes the units of measurement used for a map object's - graphics item. - - \value PixelUnit - Units are in pixels on the screen. Pixel coordinate (0,0) is - translated to the origin coordinate. - \value MeterUnit - Units are in meters on the ground -- a local Transverse Mercator - coordinate system (on the WGS84 ellipsoid) is used for translation, - centered on the origin coordinate. - \value RelativeArcSecondUnit - Units are in arc seconds relative to the origin coordinate (along the - WGS84 ellipsoid). - \value AbsoluteArcSecondUnit - Units are in arc seconds on WGS84, origin ignored. -*/ - -/*! - \enum QGeoMapObject::TransformType - - \since 1.2 - - Describes the type of transformation applied to change this object's - coordinate system into screen coordinates. - - \value BilinearTransform - This object's bounding box is taken, and transformed at each of its - corners into screen coordinates. A bilinear interpolation is then used - to draw the rest of the object's GraphicsItem. - \value ExactTransform - Individual key points on the object are transformed and the GraphicsItem - is constructed in direct pixel coordinates. This is only available for - certain subclasses, depending on the implementation of QGeoMapData used. -*/ - -/*! - Constructs a new map object associated with \a mapData. - - The object will be in pixel coordinates, with exact transform. -*/ -QGeoMapObject::QGeoMapObject(QGeoMapData *mapData) - : d_ptr(new QGeoMapObjectPrivate()) -{ - setMapData(mapData); -} - -/*! - Destroys this map object. -*/ -QGeoMapObject::~QGeoMapObject() -{ - setMapData(0); - delete d_ptr; -} - -/*! - Returns the type of this map object. -*/ -QGeoMapObject::Type QGeoMapObject::type() const -{ -// if (d_ptr->graphicsItem) -// return QGeoMapObject::CustomType; -// else - return QGeoMapObject::NullType; -} - -/*! - \property QGeoMapObject::zValue - \brief This property holds the z-value of the map object. - - The z-value determines the order in which the objects are drawn on the - screen. Objects with the same value will be drawn in the order that - they were added to the map or map object. - - This is the same behaviour as QGraphicsItem. -*/ -void QGeoMapObject::setZValue(int zValue) -{ - if (d_ptr->zValue != zValue) { - d_ptr->zValue = zValue; - emit zValueChanged(d_ptr->zValue); - } -} - -int QGeoMapObject::zValue() const -{ - return d_ptr->zValue; -} - -/*! - \property QGeoMapObject::visible - \brief This property holds whether the map object is visible. -*/ -void QGeoMapObject::setVisible(bool visible) -{ - if (d_ptr->isVisible != visible) { - d_ptr->isVisible = visible; - emit visibleChanged(d_ptr->isVisible); - } -} - -bool QGeoMapObject::isVisible() const -{ - return d_ptr->isVisible; -} - -/*! - \property QGeoMapObject::selected - \brief This property holds whether the map object is selected. -*/ -void QGeoMapObject::setSelected(bool selected) -{ - if (d_ptr->isSelected != selected) { - d_ptr->isSelected = selected; - emit selectedChanged(d_ptr->isSelected); - } -} - -bool QGeoMapObject::isSelected() const -{ - return d_ptr->isSelected; -} - -/*! - Returns a bounding box which contains this map object. - - The default implementation requires the object to be added to a map - before this function returns a valid bounding box. -*/ -QGeoBoundingBox QGeoMapObject::boundingBox() const -{ - if (!d_ptr->info) - return QGeoBoundingBox(); - - return d_ptr->info->boundingBox(); -} - -/*! - Returns whether \a coordinate is contained with the boundary of this - map object. - - The default implementation requires the object to be added to a map - before this function is able to return true. -*/ -bool QGeoMapObject::contains(const QGeoCoordinate &coordinate) const -{ - if (!d_ptr->info) - return false; - - return d_ptr->info->contains(coordinate); -} - -/*! - \internal -*/ -bool QGeoMapObject::operator<(const QGeoMapObject &other) const -{ - return d_ptr->zValue < other.d_ptr->zValue || - (d_ptr->zValue == other.d_ptr->zValue && d_ptr->serial < other.d_ptr->serial); -} - -/*! - \internal -*/ -bool QGeoMapObject::operator>(const QGeoMapObject &other) const -{ - return d_ptr->zValue > other.d_ptr->zValue || - (d_ptr->zValue == other.d_ptr->zValue && d_ptr->serial > other.d_ptr->serial); -} - -/*! - Associates the QGeoMapData instance \a mapData with this map object. - - This will create an appropriate QGeoMapObjectInfo instance for - this QGeoMapObject and will connect the appropriate signals to it - so that it can be kept up to date. -*/ -void QGeoMapObject::setMapData(QGeoMapData *mapData) -{ - if (d_ptr->mapData == mapData) - return; - - if (d_ptr->info) { - delete d_ptr->info; - d_ptr->info = 0; - } - - d_ptr->mapData = mapData; - if (!d_ptr->mapData) - return; - - d_ptr->info = mapData->createMapObjectInfo(this); - - if (!d_ptr->info) - return; - - connect(d_ptr->mapData, - SIGNAL(windowSizeChanged(QSizeF)), - d_ptr->info, - SLOT(windowSizeChanged(QSizeF))); - connect(d_ptr->mapData, - SIGNAL(zoomLevelChanged(qreal)), - d_ptr->info, - SLOT(zoomLevelChanged(qreal))); - connect(d_ptr->mapData, - SIGNAL(centerChanged(QGeoCoordinate)), - d_ptr->info, - SLOT(centerChanged(QGeoCoordinate))); - - connect(this, - SIGNAL(zValueChanged(int)), - d_ptr->info, - SLOT(zValueChanged(int))); - connect(this, - SIGNAL(visibleChanged(bool)), - d_ptr->info, - SLOT(visibleChanged(bool))); - connect(this, - SIGNAL(selectedChanged(bool)), - d_ptr->info, - SLOT(selectedChanged(bool))); - connect(this, - SIGNAL(originChanged(QGeoCoordinate)), - d_ptr->info, - SLOT(originChanged(QGeoCoordinate))); - connect(this, - SIGNAL(transformTypeChanged(QGeoMapObject::TransformType)), - d_ptr->info, - SLOT(transformTypeChanged(QGeoMapObject::TransformType))); - connect(this, - SIGNAL(unitsChanged(QGeoMapObject::CoordinateUnit)), - d_ptr->info, - SLOT(unitsChanged(QGeoMapObject::CoordinateUnit))); - - d_ptr->info->init(); -} - -/*! - Returns the QGeoMapData instance associated with this object. - - Will return 0 if not QGeoMapData instance has been set. -*/ -QGeoMapData* QGeoMapObject::mapData() const -{ - return d_ptr->mapData; -} - -/*! - Returns the QGeoMapObjectInfo instance which implements the - QGeoMapData specific behaviours of this map object. - - This will mostly be useful when implementing custom QGeoMapData - subclasses. -*/ -QGeoMapObjectInfo *QGeoMapObject::info() const -{ - return d_ptr->info; -} - -/*! - \property QGeoMapObject::transformType - \brief This property holds the transformation type used to draw the object. - - \since 1.2 - - \sa QGeoMapObject::TransformType -*/ -QGeoMapObject::TransformType QGeoMapObject::transformType() const -{ - return d_ptr->transType; -} - -/*! - Sets the transform type of the object to \a type. -*/ -void QGeoMapObject::setTransformType(const TransformType &type) -{ - if (type == d_ptr->transType) - return; - - d_ptr->transType = type; - - emit transformTypeChanged(type); -} - -/*! - \property QGeoMapObject::origin - \brief This property holds the origin of the object's coordinate system. - - \since 1.2 - - How the origin coordinate is used depends on the selected coordinate - system, see QGeoMapObject::TransformType for more details. -*/ -QGeoCoordinate QGeoMapObject::origin() const -{ - return d_ptr->origin; -} - -/*! - Sets the origin of the object to \a origin. -*/ -void QGeoMapObject::setOrigin(const QGeoCoordinate &origin) -{ - if (origin == d_ptr->origin) - return; - - d_ptr->origin = origin; - - emit originChanged(origin); -} - -/*! - \property QGeoMapObject::units - \brief This property holds the units of measurement for the object. - - \since 1.2 - - \sa QGeoMapObject::CoordinateUnit -*/ -QGeoMapObject::CoordinateUnit QGeoMapObject::units() const -{ - return d_ptr->units; -} - -/*! - Sets the coordinate units of the object to \a unit. - - Note that setting this property will reset the transformType property to - the default for the units given. For PixelUnit, this is ExactTransform, - and for all others, BilinearTransform. -*/ -void QGeoMapObject::setUnits(const CoordinateUnit &unit) -{ - if (unit == d_ptr->units) - return; - - d_ptr->units = unit; - - if (unit == QGeoMapObject::PixelUnit) - setTransformType(QGeoMapObject::ExactTransform); - else - setTransformType(QGeoMapObject::BilinearTransform); - - emit unitsChanged(unit); -} - -/*! -\fn void QGeoMapObject::zValueChanged(int zValue) - - This signal is emitted when the z value of the map object - has changed. - - The new value is \a zValue. -*/ - -/*! -\fn void QGeoMapObject::visibleChanged(bool visible) - - This signal is emitted when the visible state of the map object - has changed. - - The new value is \a visible. -*/ - -/*! -\fn void QGeoMapObject::selectedChanged(bool selected) - - This signal is emitted when the selected state of the map object - has changed. - - The new vlaue is \a selected. -*/ - -/*! -\fn void QGeoMapObject::originChanged(QGeoCoordinate origin) - - This signal is emitted when the origin of the map object has changed. - - The new value is \a origin. -*/ - -/*! -\fn void QGeoMapObject::unitsChanged(QGeoMapObject::CoordinateUnit units) - - This signal is emitted when the coordinate units of the map object have changed. - - The new value is \a units. -*/ - -/*! -\fn void QGeoMapObject::transformTypeChanged(QGeoMapObject::TransformType transformType) - - This signal is emitted when the transform type of the map object has changed. - - The new value is \a transformType. -*/ - -/******************************************************************************* -*******************************************************************************/ - -QGeoMapObjectPrivate::QGeoMapObjectPrivate() - : zValue(0), - serial(0), - isVisible(true), - isSelected(false), - mapData(0), - info(0), - units(QGeoMapObject::PixelUnit), - transType(QGeoMapObject::ExactTransform){} - -QGeoMapObjectPrivate::~QGeoMapObjectPrivate() -{ - if (info) - delete info; -} - -/******************************************************************************* -*******************************************************************************/ - -#include "moc_qgeomapobject.cpp" - -QT_END_NAMESPACE |