root/GPXSee
1
0
Fork 0
mirror of https://github.com/tumic0/GPXSee.git synced 2024-11-24 03:35:53 +01:00
Code Issues Projects Releases Activity

Added track statistics

Browse Source
This commit is contained in:
Martin Tůma 2015-10-12 01:12:12 +02:00
parent 5131a9d81d
commit 96e8415e00
15 changed files with 535 additions and 143 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
gpxsee.pro
View File

@ -18,7 +18,10 @@ HEADERS += src/config.h \
src/colorshop.h \
src/keys.h \
src/slideritem.h \
src/markeritem.h
src/markeritem.h \
src/infoitem.h \
src/elevationgraph.h \
src/speedgraph.h
SOURCES += src/main.cpp \
src/gui.cpp \
src/gpx.cpp \
@ -31,7 +34,10 @@ SOURCES += src/main.cpp \
src/poiitem.cpp \
src/colorshop.cpp \
src/slideritem.cpp \
src/markeritem.cpp
src/markeritem.cpp \
src/infoitem.cpp \
src/elevationgraph.cpp \
src/speedgraph.cpp
RESOURCES += gpxsee.qrc
TRANSLATIONS = lang/gpxsee_cs.ts
macx:ICON = icons/gpxsee.icns

255
lang/gpxsee_cs.ts
View File

@ -2,131 +2,163 @@
<!DOCTYPE TS>
<TS version="2.1" language="cs_CZ">
<context>
<name>GUI</name>
<name>ElevationGraph</name>
<message>
<location filename="../src/gui.cpp" line="68"/>
<source>About Qt</source>
<translation>O Qt</translation>
<location filename="../src/elevationgraph.cpp" line="11"/>
<source>Distance</source>
<translation>Vzdálenost</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="185"/>
<source>GPXSee is distributed under the terms of the GNU General Public License version 3. For more info about GPXSee visit the project homepage at </source>
<translation>Program GPXSee je distribuován pod podmínkami licence GNU General Public License verze 3. Pro více informací navštivte stránky programu na adrese </translation>
</message>
<message>
<location filename="../src/gui.cpp" line="193"/>
<source>Open file</source>
<translation>Otevřít soubor</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="82"/>
<source>Save as</source>
<translation>Uložit jako</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="233"/>
<source>Open POI file</source>
<translation>Otevřít POI soubor</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="73"/>
<source>Open</source>
<translation>Otevřít</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="61"/>
<source>Quit</source>
<translation>Ukončit</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="77"/>
<source>Save</source>
<translation>Uložit</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="87"/>
<source>Close</source>
<translation>Zavřít</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="94"/>
<source>Load file</source>
<translation>Nahrát soubor</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="97"/>
<source>Show</source>
<translation>Zobrazit</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="104"/>
<location filename="../src/gui.cpp" line="125"/>
<source>File</source>
<translation>Soubor</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="114"/>
<location filename="../src/gui.cpp" line="133"/>
<source>POI</source>
<translation>POI</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="118"/>
<source>Help</source>
<translation>Nápověda</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="148"/>
<location filename="../src/gui.cpp" line="153"/>
<source>Distance [km]</source>
<translation>Vzdálenost [km]</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="149"/>
<source>Elevation [m.a.s.l.]</source>
<translation>Výška [m.n.m.]</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="154"/>
<source>Speed [km/h]</source>
<translation>Rychlost [km/h]</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="159"/>
<location filename="../src/elevationgraph.cpp" line="12"/>
<source>Elevation</source>
<translation>Výška</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="160"/>
<location filename="../src/elevationgraph.cpp" line="13"/>
<source>km</source>
<translation>km</translation>
</message>
<message>
<location filename="../src/elevationgraph.cpp" line="14"/>
<source>m</source>
<translation>m</translation>
</message>
<message>
<location filename="../src/elevationgraph.cpp" line="45"/>
<source>Ascent</source>
<translation>Stoupání</translation>
</message>
<message>
<location filename="../src/elevationgraph.cpp" line="46"/>
<source>Descent</source>
<translation>Klesání</translation>
</message>
<message>
<location filename="../src/elevationgraph.cpp" line="47"/>
<source>Minimum</source>
<translation>Minimum</translation>
</message>
<message>
<location filename="../src/elevationgraph.cpp" line="48"/>
<source>Maximum</source>
<translation>Maximum</translation>
</message>
</context>
<context>
<name>GUI</name>
<message>
<location filename="../src/gui.cpp" line="70"/>
<source>About Qt</source>
<translation>O Qt</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="181"/>
<source>GPXSee is distributed under the terms of the GNU General Public License version 3. For more info about GPXSee visit the project homepage at </source>
<translation>Program GPXSee je distribuován pod podmínkami licence GNU General Public License verze 3. Pro více informací navštivte stránky programu na adrese </translation>
</message>
<message>
<location filename="../src/gui.cpp" line="189"/>
<source>Open file</source>
<translation>Otevřít soubor</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="84"/>
<source>Save as</source>
<translation>Uložit jako</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="239"/>
<source>Open POI file</source>
<translation>Otevřít POI soubor</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="75"/>
<source>Open</source>
<translation>Otevřít</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="63"/>
<source>Quit</source>
<translation>Ukončit</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="79"/>
<source>Save</source>
<translation>Uložit</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="89"/>
<source>Close</source>
<translation>Zavřít</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="96"/>
<source>Load file</source>
<translation>Nahrát soubor</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="99"/>
<source>Show</source>
<translation>Zobrazit</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="106"/>
<location filename="../src/gui.cpp" line="129"/>
<source>File</source>
<translation>Soubor</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="118"/>
<location filename="../src/gui.cpp" line="137"/>
<source>POI</source>
<translation>POI</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="122"/>
<source>Help</source>
<translation>Nápověda</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="155"/>
<source>Elevation</source>
<translation>Výška</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="156"/>
<source>Speed</source>
<translation>Rychlost</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="66"/>
<location filename="../src/gui.cpp" line="182"/>
<location filename="../src/gui.cpp" line="68"/>
<location filename="../src/gui.cpp" line="178"/>
<source>About GPXSee</source>
<translation>O aplikaci GPXSee</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="184"/>
<location filename="../src/gui.cpp" line="180"/>
<source>GPX viewer and analyzer</source>
<translation>Prohlížeč a analyzátor GPX</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="223"/>
<location filename="../src/gui.cpp" line="237"/>
<source>%1 tracks</source>
<translation>Počet tras: %1</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="229"/>
<location filename="../src/gui.cpp" line="243"/>
<source>Error</source>
<translation>Chyba</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="224"/>
<location filename="../src/gui.cpp" line="230"/>
<source>Error loading GPX file:
%1</source>
<translation>Soubor GPX nelze otevřít:
%1</translation>
</message>
<message>
<location filename="../src/gui.cpp" line="238"/>
<location filename="../src/gui.cpp" line="244"/>
<source>Error loading POI file:
%1</source>
<translation>Soubor POI nelze otevřít:
@ -162,4 +194,37 @@ Line %1</source>
Rádka %1</translation>
</message>
</context>
<context>
<name>SpeedGraph</name>
<message>
<location filename="../src/speedgraph.cpp" line="7"/>
<source>Distance</source>
<translation>Vzdálenost</translation>
</message>
<message>
<location filename="../src/speedgraph.cpp" line="8"/>
<source>Speed</source>
<translation>Rychlost</translation>
</message>
<message>
<location filename="../src/speedgraph.cpp" line="9"/>
<source>km</source>
<translation></translation>
</message>
<message>
<location filename="../src/speedgraph.cpp" line="10"/>
<source>km/h</source>
<translation>km/h</translation>
</message>
<message>
<location filename="../src/speedgraph.cpp" line="42"/>
<source>Average</source>
<translation>Průměr</translation>
</message>
<message>
<location filename="../src/speedgraph.cpp" line="43"/>
<source>Maximum</source>
<translation>Maximum</translation>
</message>
</context>
</TS>

61
src/elevationgraph.cpp Normal file
View File

@ -0,0 +1,61 @@
#include <float.h>
#include "elevationgraph.h"
ElevationGraph::ElevationGraph()
{
_ascent = 0;
_descent = 0;
_max = -FLT_MAX;
_min = FLT_MAX;
Graph::setXLabel(tr("Distance"));
Graph::setYLabel(tr("Elevation"));
Graph::setXUnits(tr("km"));
Graph::setYUnits(tr("m"));
Graph::setXScale(0.001);
}
void ElevationGraph::loadData(const QVector<QPointF> &data)
{
qreal ascent = 0, descent = 0;
qreal min = data.at(0).y();
qreal max = data.at(0).y();
for (int i = 1; i < data.size(); i++) {
qreal cur = data.at(i).y();
qreal prev = data.at(i-1).y();
if (cur > prev)
ascent += cur - prev;
if (cur < prev)
descent += prev - cur;
if (cur > max)
max = cur;
if (cur < min)
min = cur;
}
_ascent += ascent;
_descent += descent;
_max = qMax(_max, max);
_min = qMin(_min, min);
addInfo(tr("Ascent"), QString::number((int)_ascent) + " " + _yUnits);
addInfo(tr("Descent"), QString::number((int)_descent) + " " + _yUnits);
addInfo(tr("Minimum"), QString::number((int)_min) + " " + _yUnits);
addInfo(tr("Maximum"), QString::number((int)_max) + " " + _yUnits);
Graph::loadData(data);
}
void ElevationGraph::clear()
{
_ascent = 0;
_descent = 0;
_max = -FLT_MAX;
_min = FLT_MAX;
Graph::clear();
}

19
src/elevationgraph.h Normal file
View File

@ -0,0 +1,19 @@
#ifndef ELEVATIONGRAPH_H
#define ELEVATIONGRAPH_H
#include "graph.h"
class ElevationGraph : public Graph
{
public:
ElevationGraph();
void loadData(const QVector<QPointF> &data);
void clear();
private:
qreal _ascent, _descent;
qreal _max, _min;
};
#endif // ELEVATIONGRAPH_H

23
src/gpx.cpp
View File

@ -4,7 +4,7 @@
#include "gpx.h"
#define ALPHA_E 0.9
#define ALPHA_E 0.5
#define ALPHA_S 0.1
bool GPX::loadFile(const QString &fileName)
@ -27,13 +27,12 @@ bool GPX::loadFile(const QString &fileName)
return ret;
}
QVector<QPointF> GPX::elevationGraph() const
void GPX::elevationGraph(QVector<QPointF> &graph) const
{
QVector<QPointF> graph;
qreal dist = 0, ds, dh, acc;
if (!_data.size())
return graph;
return;
graph.append(QPointF(0, _data.at(0).elevation));
for (int i = 1; i < _data.size(); i++) {
@ -43,40 +42,34 @@ QVector<QPointF> GPX::elevationGraph() const
acc = (i == 1) ? dh : (ALPHA_E * dh) + (1.0 - ALPHA_E) * acc;
graph.append(QPointF(dist, acc));
}
return graph;
}
QVector<QPointF> GPX::speedGraph() const
void GPX::speedGraph(QVector<QPointF> &graph) const
{
QVector<QPointF> graph;
qreal dist = 0, v, ds, dt, acc;
if (!_data.size())
return graph;
return;
graph.append(QPointF(0, 0));
for (int i = 1; i < _data.size(); i++) {
ds = llDistance(_data.at(i).coordinates, _data.at(i-1).coordinates);
dt = _data.at(i-1).timestamp.msecsTo(_data.at(i).timestamp) / 1000.0;
if (dt == 0)
continue;
dist += ds;
v = ds / dt;
acc = (i == 1) ? v : (ALPHA_S * v) + (1.0 - ALPHA_S) * acc;
graph.append(QPointF(dist, acc));
}
return graph;
}
QVector<QPointF> GPX::track() const
void GPX::track(QVector<QPointF> &track) const
{
QVector<QPointF> track;
QPointF p;
for (int i = 0; i < _data.size(); i++) {
ll2mercator(_data.at(i).coordinates, p);
track.append(p);
}
return track;
}

7
src/gpx.h
View File

@ -11,9 +11,10 @@ class GPX
public:
bool loadFile(const QString &fileName);
const QString &errorString() const {return _error;}
QVector<QPointF> elevationGraph() const;
QVector<QPointF> speedGraph() const;
QVector<QPointF> track() const;
void elevationGraph(QVector<QPointF> &graph) const;
void speedGraph(QVector<QPointF> &graph) const;
void track(QVector<QPointF> &track) const;
private:
Parser _parser;

65
src/graph.cpp
View File

@ -2,6 +2,8 @@
#include <QGraphicsView>
#include <QGraphicsScene>
#include <QEvent>
#include "slideritem.h"
#include "infoitem.h"
#include "graph.h"
#include <QDebug>
@ -18,9 +20,12 @@ Graph::Graph(QWidget *parent)
_yAxis = new AxisItem(AxisItem::Y);
_slider = new SliderItem();
_slider->setZValue(2.0);
connect(_slider, SIGNAL(positionChanged(const QPointF&)), this,
SLOT(emitSliderPositionChanged(const QPointF&)));
_info = new InfoItem();
_xMax = -FLT_MAX;
_xMin = FLT_MAX;
_yMax = -FLT_MAX;
@ -40,6 +45,9 @@ Graph::~Graph()
if (_slider->scene() != _scene)
delete _slider;
if (_info->scene() != _scene)
delete _info;
delete _scene;
}
@ -55,6 +63,40 @@ void Graph::updateBounds(const QPointF &point)
_yMax = point.y();
}
void Graph::createXLabel()
{
_xAxis->setLabel(QString("%1 [%2]").arg(_xLabel).arg(_xUnits));
}
void Graph::createYLabel()
{
_yAxis->setLabel(QString("%1 [%2]").arg(_yLabel).arg(_yUnits));
}
void Graph::setXLabel(const QString &label)
{
_xLabel = label;
createXLabel();
}
void Graph::setYLabel(const QString &label)
{
_yLabel = label;
createYLabel();
}
void Graph::setXUnits(const QString &units)
{
_xUnits = units;
createXLabel();
}
void Graph::setYUnits(const QString &units)
{
_yUnits = units;
createYLabel();
}
void Graph::loadData(const QVector<QPointF> &data)
{
QPainterPath path;
@ -95,20 +137,22 @@ void Graph::resize(const QSizeF &size)
_scene->removeItem(_xAxis);
if (_yAxis->scene() == _scene)
_scene->removeItem(_yAxis);
_xAxis->setRange(QPointF(_xMin * _xScale, _xMax * _xScale));
_yAxis->setRange(QPointF(_yMin * _yScale, _yMax * _yScale));
if (_slider->scene() == _scene)
_scene->removeItem(_slider);
if (_info->scene() == _scene)
_scene->removeItem(_info);
for (int i = 0; i < _graphs.size(); i++)
_graphs.at(i)->resetTransform();
_xAxis->setRange(QPointF(_xMin * _xScale, _xMax * _xScale));
_yAxis->setRange(QPointF(_yMin * _yScale, _yMax * _yScale));
mx = _xAxis->margin();
my = _yAxis->margin();
r = _scene->itemsBoundingRect();
xs = (size.width() - (my.width() + mx.width())) / r.width();
ys = (size.height() - (mx.height() + my.height())) / r.height();
ys = (size.height() - (mx.height() + my.height())
- _info->boundingRect().height()) / r.height();
transform.scale(xs, ys);
for (int i = 0; i < _graphs.size(); i++)
@ -126,6 +170,11 @@ void Graph::resize(const QSizeF &size)
_slider->setPos(r.bottomLeft());
_scene->addItem(_slider);
r = _scene->itemsBoundingRect();
_info->setPos(r.topLeft() + QPointF(r.width()/2
- _info->boundingRect().width()/2, -_info->boundingRect().height()));
_scene->addItem(_info);
_scene->setSceneRect(_scene->itemsBoundingRect());
}
@ -158,6 +207,9 @@ void Graph::clear()
if (_slider->scene() == _scene)
_scene->removeItem(_slider);
if (_info->scene() == _scene)
_scene->removeItem(_info);
_scene->clear();
_graphs.clear();
_colorShop.reset();
@ -185,3 +237,8 @@ void Graph::setSliderPosition(qreal pos)
{
_slider->setPos(pos * _slider->area().width(), 0);
}
void Graph::addInfo(const QString &key, const QString &value)
{
_info->insert(key, value);
}

24
src/graph.h
View File

@ -6,10 +6,12 @@
#include <QList>
#include <QPointF>
#include "axisitem.h"
#include "slideritem.h"
#include "colorshop.h"
class SliderItem;
class InfoItem;
class Graph : public QGraphicsView
{
Q_OBJECT
@ -19,8 +21,10 @@ public:
~Graph();
void loadData(const QVector<QPointF> &data);
void setXLabel(const QString &label) {_xAxis->setLabel(label);}
void setYLabel(const QString &label) {_yAxis->setLabel(label);}
void setXLabel(const QString &label);
void setYLabel(const QString &label);
void setXUnits(const QString &units);
void setYUnits(const QString &units);
void setXScale(qreal scale) {_xScale = scale;}
void setYScale(qreal scale) {_yScale = scale;}
@ -30,16 +34,24 @@ public:
qreal sliderPosition() const;
void setSliderPosition(qreal pos);
void addInfo(const QString &key, const QString &value);
signals:
void sliderPositionChanged(qreal);
protected:
void resizeEvent(QResizeEvent *);
qreal _xScale, _yScale;
QString _xUnits, _yUnits;
QString _xLabel, _yLabel;
private slots:
void emitSliderPositionChanged(const QPointF &pos);
private:
void createXLabel();
void createYLabel();
void updateBounds(const QPointF &point);
void resize(const QSizeF &size);
@ -47,9 +59,11 @@ private:
QGraphicsScene *_scene;
AxisItem *_xAxis, *_yAxis;
SliderItem *_slider;
qreal _xMin, _xMax, _yMin, _yMax;
InfoItem *_info;
QList<QGraphicsPathItem*> _graphs;
qreal _xScale, _yScale;
qreal _xMin, _xMax, _yMin, _yMax;
ColorShop _colorShop;
};

37
src/gui.cpp
View File

@ -13,7 +13,8 @@
#include "icons.h"
#include "keys.h"
#include "gpx.h"
#include "graph.h"
#include "elevationgraph.h"
#include "speedgraph.h"
#include "track.h"
#include <QDebug>
@ -45,6 +46,7 @@ GUI::GUI()
setUnifiedTitleAndToolBarOnMac(true);
_dirIndex = -1;
_files = 0;
resize(600, 800);
}
@ -146,16 +148,8 @@ void GUI::createTrackView()
void GUI::createTrackGraphs()
{
_elevationGraph = new Graph;
_elevationGraph->setXLabel(tr("Distance [km]"));
_elevationGraph->setYLabel(tr("Elevation [m.a.s.l.]"));
_elevationGraph->setXScale(0.001);
_speedGraph = new Graph;
_speedGraph->setXLabel(tr("Distance [km]"));
_speedGraph->setYLabel(tr("Speed [km/h]"));
_speedGraph->setXScale(0.001);
_speedGraph->setYScale(3.6);
_elevationGraph = new ElevationGraph;
_speedGraph = new SpeedGraph;
_trackGraphs = new QTabWidget;
_trackGraphs->addTab(_elevationGraph, tr("Elevation"));
@ -207,17 +201,28 @@ void GUI::openFile()
bool GUI::openFile(const QString &fileName)
{
GPX gpx;
QVector<QPointF> elevation;
QVector<QPointF> speed;
QVector<QPointF> track;
if (!fileName.isEmpty()) {
if (gpx.loadFile(fileName)) {
_elevationGraph->loadData(gpx.elevationGraph());
_speedGraph->loadData(gpx.speedGraph());
_track->loadData(gpx.track());
gpx.elevationGraph(elevation);
gpx.speedGraph(speed);
gpx.track(track);
_elevationGraph->loadData(elevation);
_speedGraph->loadData(speed);
_track->loadData(track);
if (_showPOIAction->isChecked())
_track->loadPOI(_poi);
_fileActionGroup->setEnabled(true);
_fileName->setText(fileName);
if (++_files > 1)
_fileName->setText(tr("%1 tracks").arg(_files));
else
_fileName->setText(fileName);
return true;
} else {
@ -283,6 +288,8 @@ void GUI::saveFile(const QString &fileName)
void GUI::closeFile()
{
_files = 0;
_elevationGraph->clear();
_speedGraph->clear();
_track->clear();

8
src/gui.h
View File

@ -12,7 +12,8 @@
#include <QFileInfoList>
#include "poi.h"
class Graph;
class ElevationGraph;
class SpeedGraph;
class Track;
class GUI : public QMainWindow
@ -70,8 +71,8 @@ private:
QLabel *_fileName;
QLabel *_zoom;
Graph *_elevationGraph;
Graph *_speedGraph;
ElevationGraph *_elevationGraph;
SpeedGraph *_speedGraph;
Track *_track;
POI _poi;
@ -80,6 +81,7 @@ private:
int _dirIndex;
QString _saveFileName;
unsigned _files;
};
#endif // GUI_H

70
src/infoitem.cpp Normal file
View File

@ -0,0 +1,70 @@
#include <QFont>
#include <QPainter>
#include "infoitem.h"
#define FONT_FAMILY "Arial"
#define FONT_SIZE 12
#define PADDING 10
InfoItem::InfoItem()
{
}
QRectF InfoItem::boundingRect() const
{
QFont font;
font.setPixelSize(FONT_SIZE);
font.setFamily(FONT_FAMILY);
QFontMetrics fm(font);
QMap<QString, QString>::const_iterator i;
int width = 0;
if (_map.isEmpty())
return QRectF();
for (i = _map.constBegin(); i != _map.constEnd(); i++) {
width += fm.width(i.key() + ": ");
width += fm.width(i.value()) + ((i == _map.end() - 1) ? 0 : PADDING);
}
return QRectF(0, 0, width, fm.height());
}
void InfoItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
QWidget *widget)
{
Q_UNUSED(option);
Q_UNUSED(widget);
QFont font;
font.setPixelSize(FONT_SIZE);
font.setFamily(FONT_FAMILY);
painter->setFont(font);
QFontMetrics fm(font);
QMap<QString, QString>::const_iterator i;
int width = 0;
for (i = _map.constBegin(); i != _map.constEnd(); i++) {
painter->drawText(width, fm.height() - fm.descent(), i.key() + ": ");
width += fm.width(i.key() + ": ");
painter->drawText(width, fm.height() - fm.descent(), i.value());
width += fm.width(i.value()) + ((i == _map.end() - 1) ? 0 : PADDING);
if (i != _map.end() - 1) {
painter->save();
painter->setPen(Qt::gray);
painter->drawLine(width - PADDING/2, fm.descent(),
width - PADDING/2, fm.height() - fm.descent());
painter->restore();
}
}
/*
painter->setPen(Qt::red);
painter->drawRect(boundingRect());
*/
}
void InfoItem::insert(const QString &key, const QString &value)
{
_map.insert(key, value);
}

22
src/infoitem.h Normal file
View File

@ -0,0 +1,22 @@
#ifndef INFOITEM_H
#define INFOITEM_H
#include <QGraphicsItem>
#include <QMap>
class InfoItem : public QGraphicsItem
{
public:
InfoItem();
QRectF boundingRect() const;
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
QWidget *widget);
void insert(const QString &key, const QString &value);
private:
QMap<QString, QString> _map;
};
#endif // INFOITEM_H

56
src/speedgraph.cpp Normal file
View File

@ -0,0 +1,56 @@
#include "speedgraph.h"
SpeedGraph::SpeedGraph()
{
_max = 0;
Graph::setXLabel(tr("Distance"));
Graph::setYLabel(tr("Speed"));
Graph::setXUnits(tr("km"));
Graph::setYUnits(tr("km/h"));
Graph::setXScale(0.001);
Graph::setYScale(3.6);
}
void SpeedGraph::loadData(const QVector<QPointF> &data)
{
qreal max = 0, sum = 0, avg, distance, w;
distance = (data.at(data.size() - 1).x() - data.at(0).x());
for (int i = 1; i < data.size(); i++) {
qreal val = data.at(i).y();
sum += val;
if (val > max)
max = val;
}
avg = sum / data.size();
_avg.append(QPointF(avg, distance));
sum = 0; w = 0;
for (QList<QPointF>::iterator it = _avg.begin(); it != _avg.end(); it++) {
sum += it->x() * it->y();
w += it->y();
}
avg = sum / w;
_max = qMax(_max, max);
addInfo(tr("Average"), QString::number(avg * _yScale, 'f', 1)
+ " " + _yUnits);
addInfo(tr("Maximum"), QString::number(_max * _yScale, 'f', 1)
+ " " + _yUnits);
Graph::loadData(data);
}
void SpeedGraph::clear()
{
_max = 0;
_avg.clear();
Graph::clear();
}

20
src/speedgraph.h Normal file
View File

@ -0,0 +1,20 @@
#ifndef SPEEDGRAPH_H
#define SPEEDGRAPH_H
#include <QList>
#include "graph.h"
class SpeedGraph : public Graph
{
public:
SpeedGraph();
void loadData(const QVector<QPointF> &data);
void clear();
private:
qreal _max;
QList<QPointF> _avg;
};
#endif // SPEEDGRAPH_H

1
src/track.cpp
View File

@ -62,7 +62,6 @@ void Track::loadData(const QVector<QPointF> &track)
mi->setPos(pi->path().pointAtPercent(0));
_markers.append(mi);
for (int i = 0; i < _trackPaths.size(); i++) {
_markers.at(i)->setTransform(t);
_scene->addItem(_markers.at(i));