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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtLocation module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
** This file is part of the Nokia services plugin for the Maps and
** Navigation API. The use of these services, whether by use of the
** plugin or by other means, is governed by the terms and conditions
** described by the file NOKIA_TERMS_AND_CONDITIONS.txt in
** this package, located in the directory containing the Nokia services
** plugin source code.
**
****************************************************************************/
#include "qgeotiledmapdata_nokia.h"
#include "qgeotiledmappingmanagerengine_nokia.h"
#include "qgeomapcontroller_p.h"
#include <QDebug>
#include <QObject>
#include <QColor>
#include <QFont>
#include <QPainter>
#include <QImage>
#include <QRect>
#include <QStaticText>
QT_BEGIN_NAMESPACE
/*!
Constructs a new tiled map data object, which stores the map data required by
\a geoMap and makes use of the functionality provided by \a engine.
*/
QGeoTiledMapDataNokia::QGeoTiledMapDataNokia(QGeoTiledMappingManagerEngineNokia *engine, QObject *parent /*= 0*/) :
QGeoTiledMapData(engine, parent),
logo(":/images/logo.png") // HERE logo image
{}
QGeoTiledMapDataNokia::~QGeoTiledMapDataNokia() {}
void QGeoTiledMapDataNokia::evaluateCopyrights(const QSet<QGeoTileSpec> &visibleTiles)
{
const int spaceToLogo = 4;
const int blurRate = 1;
const int fontSize = 10;
QGeoTiledMappingManagerEngineNokia *engineNokia = static_cast<QGeoTiledMappingManagerEngineNokia *>(engine());
const QString copyrightsString = engineNokia->evaluateCopyrightsText(activeMapType(), mapController()->zoom(), visibleTiles);
if (width() > 0 && height() > 0 && ((copyrightsString.isNull() && copyrightsSlab.isNull()) || copyrightsString != lastCopyrightsString)) {
QFont font("Sans Serif");
font.setPixelSize(fontSize);
font.setStyleHint(QFont::SansSerif);
font.setWeight(QFont::Bold);
QRect textBounds = QFontMetrics(font).boundingRect(0, 0, width(), height(), Qt::AlignBottom | Qt::AlignLeft | Qt::TextWordWrap, copyrightsString);
copyrightsSlab = QImage(logo.width() + textBounds.width() + spaceToLogo + blurRate * 2,
qMax(logo.height(), textBounds.height() + blurRate * 2),
QImage::Format_ARGB32_Premultiplied);
copyrightsSlab.fill(Qt::transparent);
QPainter painter(©rightsSlab);
painter.drawImage(QPoint(0, copyrightsSlab.height() - logo.height()), logo);
painter.setFont(font);
painter.setPen(QColor(0, 0, 0, 64));
painter.translate(spaceToLogo + logo.width(), -blurRate);
for (int x=-blurRate; x<=blurRate; ++x) {
for (int y=-blurRate; y<=blurRate; ++y) {
painter.drawText(x, y, textBounds.width(), copyrightsSlab.height(),
Qt::AlignBottom | Qt::AlignLeft | Qt::TextWordWrap,
copyrightsString);
}
}
painter.setPen(Qt::white);
painter.drawText(0, 0, textBounds.width(), copyrightsSlab.height(),
Qt::AlignBottom | Qt::AlignLeft | Qt::TextWordWrap,
copyrightsString);
painter.end();
lastCopyrightsString = copyrightsString;
}
emit copyrightsChanged(copyrightsSlab);
}
int QGeoTiledMapDataNokia::mapVersion()
{
QGeoTiledMappingManagerEngineNokia *engineNokia = static_cast<QGeoTiledMappingManagerEngineNokia *>(engine());
return engineNokia->mapVersion();
}
QT_END_NAMESPACE
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