First commitHEADmaster

Needs a 3rdParty directory with a build of omim to link against.
This version only partially supports places and nothing else.

Change-Id: I46771b3bbfddbcd5bb2d127f6f727eed373a8903
Reviewed-by: Paolo Angelelli <paolo.angelelli@qt.io>

1 files changed, 161 insertions, 0 deletions

diff --git a/qplacemanagerengineomim.cpp b/qplacemanagerengineomim.cpp
new file mode 100644
index 0000000..df81601
--- /dev/null
+++ b/qplacemanagerengineomim.cpp
@@ -0,0 +1,161 @@
+/****************************************************************************
+**
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtLocation module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** 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 The Qt Company. For licensing terms
+** and conditions see http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/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 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later 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 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qplacemanagerengineomim.h"
+#include <QDebug>
+#include <geometry/rect2d.hpp>
+#include <QString>
+#include <QPlaceSearchReply>
+#include <QGeoRectangle>
+#include <QPlaceResult>
+#include <QPlace>
+#include <QPointer>
+#include <QGeoLocation>
+#include <QtPositioning/private/qwebmercator_p.h>
+#include <QtPositioning/private/qdoublevector2d_p.h>
+#include "qplacesearchreplyomim.h"
+
+
+
+
+QPlaceManagerEngineOmim::QPlaceManagerEngineOmim(const QVariantMap &parameters,
+                                                 QGeoServiceProvider::Error *error,
+                                                 QString *errorString)
+    : QPlaceManagerEngine(parameters)
+{
+    *error = QGeoServiceProvider::NoError;
+    errorString->clear();
+}
+
+QPlaceManagerEngineOmim::~QPlaceManagerEngineOmim()
+{
+
+}
+
+// Here's the weirdness of this backend: it requires the coordinates to be in some sort of expanded mercator space:
+//    function coordinateToText(coord) {
+//        var merc = Mercator.toMercator(coord)
+
+//        merc.y = 1.0 - merc.y
+//        merc.x *= 2.0
+//        merc.y *= 2.0
+//        merc.x -= 1.0
+//        merc.y -= 1.0
+//        merc.x *= 180.0
+//        merc.y *= 180.0
+
+//        return merc.y.toFixed(5) +  ", " + merc.x.toFixed(5)
+//    }
+static QDoubleVector2D toMWMCoord(const QGeoCoordinate &coord)
+{
+    QDoubleVector2D merc = QWebMercator::coordToMercator(coord);
+    merc.setY(1.0 - merc.y());
+
+    merc *= 2.0;
+    merc -= QDoubleVector2D(1.0, 1.0);
+    merc *= 180.0;
+
+    return merc;
+}
+
+QPlaceSearchReply *QPlaceManagerEngineOmim::search(const QPlaceSearchRequest &request)
+{
+    m_results.clear();
+    QGeoRectangle rect = request.searchArea().boundingGeoRectangle();
+
+
+    QDoubleVector2D topLeft = toMWMCoord(rect.topLeft());
+    QDoubleVector2D bottomRight = toMWMCoord(rect.bottomRight());
+
+
+    m2::RectD viewport(/*15.9262, 51.6196, 15.9553, 51.6775*/
+                       topLeft.x(), bottomRight.y(), // minx miny
+                       bottomRight.x(), topLeft.y()); // maxx maxy
+
+    m_framework.GetSearchAPI().OnViewportChanged(viewport);
+
+    const QString searchString = request.searchTerm();
+    const QString normalized = searchString.normalized(QString::NormalizationForm_KC);
+
+    if (normalized.isEmpty())
+        return new QPlaceSearchReply();
+
+
+    QPointer<QPlaceSearchReplyOmim> reply = new QPlaceSearchReplyOmim(request, this);
+    m_params.m_query = normalized.toUtf8().constData();
+    auto const timestamp = ++m_timestamp;
+    m_params.m_onResults = [reply, timestamp, cnt = 0](search::Results const & results,
+            vector<bool> const &  /*isLocalAdsCustomer*/) mutable {
+        qDebug() << "Results came back " << cnt;
+        if (cnt) {     // This ensure only first update will be propagated
+            qDebug() << "Second Round <-- SKIPPED!!!!";
+            return;
+        }
+        cnt = cnt + 1;
+        if (reply)
+            reply->onReplyFinished(results, timestamp);
+    };
+
+    connect(reply.data(), &QPlaceReply::finished, this, &QPlaceManagerEngineOmim::onReplyFinished);
+    connect(reply.data(), QOverload<QPlaceReply::Error, const QString &>::of(&QPlaceReply::error),
+            this, &QPlaceManagerEngineOmim::onReplyError);
+
+    if (m_framework.SearchEverywhere(m_params))
+    {
+        qDebug() << "Search started";
+    }
+    else
+    {
+        reply->setError(QPlaceReply::UnknownError, QStringLiteral("Error!"));
+    }
+
+    return reply.data();
+}
+
+void QPlaceManagerEngineOmim::onReplyFinished()
+{
+    QPlaceReply *reply = qobject_cast<QPlaceReply *>(sender());
+    if (reply)
+        emit finished(reply);
+}
+
+void QPlaceManagerEngineOmim::onReplyError(QPlaceReply::Error errorCode, const QString &errorString)
+{
+    QPlaceReply *reply = qobject_cast<QPlaceReply *>(sender());
+    if (reply)
+        emit error(reply, errorCode, errorString);
+}
+