1 files changed, 170 insertions, 0 deletions
diff --git a/demo3/vertical/tbtnavi_demo/app/qcheapruler.cpp b/demo3/vertical/tbtnavi_demo/app/qcheapruler.cpp
new file mode 100644
index 0000000..50b2116
--- /dev/null
+++ b/demo3/vertical/tbtnavi_demo/app/qcheapruler.cpp
@@ -0,0 +1,170 @@
+#include "qcheapruler.hpp"
+
+#include <QString>
+
+QCheapRuler::QCheapRuler()
+{
+    readCoordinateFromFile();
+    m_Timer = new QTimer(this);
+}
+
+QCheapRuler::~QCheapRuler()
+{
+    m_Timer->stop();
+    m_routpoint.clear();
+}
+
+double QCheapRuler::distance() const
+{
+    return m_distance;
+}
+
+double QCheapRuler::currentDistance() const
+{
+    return m_currentDistance;
+}
+
+void QCheapRuler::setCurrentCoordinate(QString m_latitude,QString m_longitude)
+{
+	double latitude = m_latitude.toDouble();
+	double longitude = m_longitude.toDouble();
+	setCurrentPosition(latitude,longitude);
+}
+
+void QCheapRuler::setCurrentPosition(double latitude,double longitude)
+{
+    if((latitude == 0.0)&&(longitude == 0.0))
+    {
+        emit arrivedDest();
+    }
+    else
+    {
+        if((m_currentPosition.latitude() != latitude)
+         ||(m_currentPosition.longitude() != longitude))
+        {
+            cr::point pre_postion = cr::point(m_currentPosition.longitude(),m_currentPosition.latitude());
+            cr::point current_postion = cr::point(longitude,latitude);
+            m_currentDistance += ruler().distance(pre_postion,current_postion);
+            emit currentDistanceChanged();
+
+            m_currentPosition.setLatitude(latitude);
+            m_currentPosition.setLongitude(longitude);
+            emit currentPositionChanged();
+        }
+    }
+}
+
+void QCheapRuler::readRoutePosition()
+{
+    m_index ++;
+    if(m_index < m_routpoint.size())
+    {
+        qDebug("m_index:%d lan:%f  lon:%f!\n",m_index,m_routpoint.at(m_index).y,m_routpoint.at(m_index).x);
+        setCurrentPosition(m_routpoint.at(m_index).y,m_routpoint.at(m_index).x);
+    }
+    else
+    {
+        m_Timer->stop();
+    }
+}
+
+QGeoCoordinate QCheapRuler::currentPosition() const
+{
+    return m_currentPosition;
+}
+
+QJSValue QCheapRuler::path() const
+{
+    // Should neveer be called.
+    return QJSValue();
+}
+
+void QCheapRuler::startnaviDemo()
+{
+    if (m_routpoint.empty()) {
+        return;
+    }
+
+    m_currentDistance = 0.;
+    m_index = 0;
+    connect(m_Timer, SIGNAL(timeout()), this, SLOT(readRoutePosition()));
+    m_Timer->start(100);
+}
+
+void QCheapRuler::stopnaviDemo()
+{
+    m_currentDistance = 0.;
+    m_index = 0;
+    m_Timer->stop();
+}
+
+void QCheapRuler::setPath(const QJSValue &value)
+{
+    if (!value.isArray())
+        return;
+
+    m_path.clear();
+    quint32 length = value.property(QStringLiteral("length")).toUInt();
+
+    for (unsigned i = 0; i < length; ++i) {
+        auto property = value.property(i);
+        cr::point coordinate = { 0., 0. };
+
+        if (property.hasProperty(QStringLiteral("latitude")))
+            coordinate.y = property.property(QStringLiteral("latitude")).toNumber();
+
+        if (property.hasProperty(QStringLiteral("longitude")))
+            coordinate.x = property.property(QStringLiteral("longitude")).toNumber();
+
+        m_path.push_back(coordinate);
+    }
+
+    double distance = ruler().lineDistance(m_path);
+    if (m_distance != distance) {
+        m_distance = distance;
+    }
+
+    emit pathChanged();
+}
+
+cr::CheapRuler QCheapRuler::ruler() const
+{
+    if (m_path.empty()) {
+        return cr::CheapRuler(0., cr::CheapRuler::Kilometers);
+    } else {
+        return cr::CheapRuler(m_currentPosition.latitude(), cr::CheapRuler::Kilometers);
+    }
+}
+
+void QCheapRuler::readCoordinateFromFile()
+{
+    m_routpoint.clear();
+
+    QFile *file = new QFile("/var/local/lib/afm/applications/tbtnavi/0.1/Coordinate.txt");
+    if(!file->exists())
+    {
+        file = new QFile(":/qml/Coordinate.txt");
+        if(!file->exists())
+        {
+            qDebug("Coordinate File not exit!\n");
+            return;
+        }
+    }
+
+    if(!file->open(QIODevice::ReadOnly | QIODevice::Text))
+    {
+      qDebug("Can not open Coordinate File!\n");
+      return;
+    }
+
+    QTextStream m_StreamIn(file);
+    while (!m_StreamIn.atEnd()) {
+        QString line = m_StreamIn.readLine();
+
+        QStringList sections = line.split(QRegExp(","));
+        cr::point temp = cr::point(sections.at(1).trimmed().toDouble(),sections.at(0).trimmed().toDouble());
+        m_routpoint.push_back(temp);
+    }
+
+    file->close();
+}