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WeatherDialog.cpp
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/*
File: WeatherDialog.cpp
Created on: 24/11/2016
Author: Felix de las Pozas Alvarez
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// Project
#include <WeatherDialog.h>
#include <WeatherWidget.h>
#include <PollutionWidget.h>
#include <Utils.h>
// Qt
#include <QTime>
#include <QIcon>
#include <charts/qchart.h>
#include <charts/qchartview.h>
#include <charts/qabstractseries.h>
#include <charts/linechart/qlineseries.h>
#include <charts/splinechart/qsplineseries.h>
#include <charts/axis/datetimeaxis/qdatetimeaxis.h>
#include <charts/axis/valueaxis/qvalueaxis.h>
#include <charts/axis/categoryaxis/qcategoryaxis.h>
#include <charts/barchart/vertical/bar/qbarseries.h>
#include <charts/areachart/qareaseries.h>
#include <charts/barchart/qbarset.h>
#include <charts/legend/qlegend.h>
#include <charts/legend/qlegendmarker.h>
#include <QEasingCurve>
#include <QWebView>
#include <QWebFrame>
#include <QMessageBox>
// C++
#include <cmath>
#include <algorithm>
#include <set>
#include <iostream>
using namespace QtCharts;
//--------------------------------------------------------------------
WeatherDialog::WeatherDialog(QWidget* parent, Qt::WindowFlags flags)
: QDialog (parent, flags)
, m_forecast {nullptr}
, m_config {nullptr}
, m_weatherTooltip {nullptr}
, m_pollutionTooltip{nullptr}
, m_webpage {nullptr}
{
setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
setupUi(this);
m_tabWidget->setContentsMargins(0, 0, 0, 0);
auto weatherTabContents = new QWidget();
auto weatherTabLayout = new QVBoxLayout();
weatherTabLayout->setMargin(0);
weatherTabLayout->setSpacing(0);
weatherTabContents->setLayout(weatherTabLayout);
m_weatherChart = new QChartView;
m_weatherChart->setRenderHint(QPainter::Antialiasing);
m_weatherChart->setBackgroundBrush(QBrush{Qt::white});
m_weatherChart->setRubberBand(QChartView::HorizontalRubberBand);
m_weatherChart->setToolTip(tr("Weather forecast for the next days."));
m_weatherChart->setContentsMargins(0, 0, 0, 0);
m_weatherError = new ErrorWidget(tr("Error requesting weather data."));
m_weatherError->setVisible(false);
weatherTabLayout->addWidget(m_weatherChart);
weatherTabLayout->addWidget(m_weatherError);
m_tabWidget->addTab(weatherTabContents, QIcon(), tr("Forecast"));
auto pollutionTabContents = new QWidget();
auto pollutionTabLayout = new QVBoxLayout();
pollutionTabLayout->setMargin(0);
pollutionTabLayout->setSpacing(0);
pollutionTabContents->setLayout(pollutionTabLayout);
m_pollutionChart = new QChartView;
m_pollutionChart->setRenderHint(QPainter::Antialiasing);
m_pollutionChart->setBackgroundBrush(QBrush{Qt::white});
m_pollutionChart->setRubberBand(QChartView::HorizontalRubberBand);
m_pollutionChart->setToolTip(tr("Pollution forecast for the next days."));
m_pollutionChart->setContentsMargins(0, 0, 0, 0);
m_pollutionError = new ErrorWidget(tr("Error requesting air quality data."));
m_pollutionError->setVisible(false);
pollutionTabLayout->addWidget(m_pollutionChart);
pollutionTabLayout->addWidget(m_pollutionError);
m_tabWidget->addTab(pollutionTabContents, QIcon(), tr("Pollution"));
connect(m_reset, SIGNAL(clicked()),
this, SLOT(onResetButtonPressed()));
connect(m_mapsButton, SIGNAL(clicked()),
this, SLOT(onMapsButtonPressed()));
connect(m_tabWidget, SIGNAL(currentChanged(int)),
this, SLOT(onTabChanged(int)));
m_reset->setVisible(false);
}
//--------------------------------------------------------------------
WeatherDialog::~WeatherDialog()
{
updateMapLayerValues();
}
//--------------------------------------------------------------------
void WeatherDialog::setWeatherData(const ForecastData ¤t, const Forecast &data, Configuration &config)
{
m_forecast = &data;
m_config = &config;
// Current weather tab
struct tm t;
unixTimeStampToDate(t, current.dt);
QDateTime dtTime{QDate{t.tm_year + 1900, t.tm_mon + 1, t.tm_mday}, QTime{t.tm_hour, t.tm_min, t.tm_sec}};
// translation
const auto illuStr = tr("Illumination");
const auto currStr = tr("Current weather");
const auto noneStr = tr("None");
const auto unknStr = tr("Unknown");
const auto tempStr = tr("Temperature");
const auto precStr = tr("Accumulation");
// conversions
QString accuStr, pressStr, windUnits, tempUnits;
std::function<double(double)> tempFunc = [](double d){ return d; };
std::function<double(double)> precipitationFunc = [](double d){ return d; };
double pressureValue = current.pressure;
double windValue = current.wind_speed;
switch(config.units)
{
case Units::IMPERIAL:
accuStr = tr("inches");
pressStr = tr("PSI");
windUnits = tr("mph");
tempUnits = "ºF";
break;
default:
case Units::METRIC:
accuStr = tr("mm");
pressStr = tr("hPa");
windUnits = tr("m/s");
tempUnits = "ºC";
break;
case Units::CUSTOM:
switch(config.tempUnits)
{
case TemperatureUnits::FAHRENHEIT:
tempFunc = convertCelsiusToFahrenheit;
tempUnits = "ºF";
break;
default:
case TemperatureUnits::CELSIUS:
tempUnits = "ºC";
break;
}
switch(config.pressureUnits)
{
case PressureUnits::INHG:
pressureValue = converthPaToinHg(current.pressure);
pressStr = tr("inHg");
break;
case PressureUnits::MMGH:
pressureValue = converthPaTommHg(current.pressure);
pressStr = tr("mmHg");
break;
case PressureUnits::PSI:
pressureValue = converthPaToPSI(current.pressure);
pressStr = tr("PSI");
break;
default:
case PressureUnits::HPA:
pressStr = tr("hPa");
break;
}
switch(config.precUnits)
{
case PrecipitationUnits::INCH:
accuStr = tr("inches");
precipitationFunc = convertMmToInches;
break;
default:
case PrecipitationUnits::MM:
accuStr = tr("mm");
break;
}
switch(config.windUnits)
{
case WindUnits::FEETSEC:
windUnits = tr("ft/s");
windValue = convertMetersSecondToFeetSecond(current.wind_speed);
break;
case WindUnits::KMHR:
windUnits = tr("km/h");
windValue = convertMetersSecondToKilometersHour(current.wind_speed);
break;
case WindUnits::MILHR:
windUnits = tr("mph");
windValue = convertMetersSecondToMilesHour(current.wind_speed);
break;
case WindUnits::KNOTS:
windUnits = tr("kts");
windValue = convertMetersSecondToKnots(current.wind_speed);
break;
default:
case WindUnits::METSEC:
windUnits = tr("m/s");
break;
}
break;
}
if(config.useGeolocation)
{
m_location->setText(QString("%1, %2 - %3").arg(config.city).arg(config.country).arg(toTitleCase(dtTime.toString("dddd dd/MM, hh:mm"))));
}
else
{
m_location->setText(QString("%1, %2 - %3").arg(current.name).arg(current.country).arg(toTitleCase(dtTime.toString("dddd dd/MM, hh:mm"))));
}
m_moon->setPixmap(moonPixmap(current, config.iconTheme, config.iconThemeColor).scaled(QSize{64,64}, Qt::KeepAspectRatio, Qt::SmoothTransformation));
m_description->setText(toTitleCase(current.description));
m_icon->setPixmap(weatherPixmap(current, config.iconTheme, config.iconThemeColor).scaled(QSize{236,236}, Qt::KeepAspectRatio, Qt::SmoothTransformation));
m_temp->setText(QString("%1 %2").arg(tempFunc(current.temp)).arg(tempUnits));
m_temp_max->setText(QString("%1 %2").arg(tempFunc(current.temp_max)).arg(tempUnits));
m_temp_min->setText(QString("%1 %2").arg(tempFunc(current.temp_min)).arg(tempUnits));
m_cloudiness->setText(QString("%1%").arg(current.cloudiness));
m_humidity->setText(QString("%1%").arg(current.humidity));
m_wind_speed->setText(QString("%1 %2").arg(windValue).arg(windUnits));
m_wind_dir->setText(QString("%1º (%2)").arg(static_cast<int>(current.wind_dir) % 360).arg(windDegreesToName(current.wind_dir)));
m_pressure->setText(QString("%1 %2").arg(pressureValue).arg(pressStr));
double illuminationPercent = 0;
const auto moonPhase = moonPhaseText(current.dt, illuminationPercent);
m_moon_phase->setText(moonPhase);
m_illumination->setText(QString("%1% %2").arg(static_cast<int>(illuminationPercent * 100)).arg(illuStr));
m_moon->setToolTip(moonTooltip(current.dt));
m_icon->setToolTip(QString("%1: %2").arg(currStr).arg(current.description));
if(current.rain == 0)
{
m_rain->setText(noneStr);
}
else
{
m_rain->setText(QString("%1 %2").arg(precipitationFunc(current.rain)).arg(accuStr));
}
if(current.snow == 0)
{
m_snow->setText(noneStr);
}
else
{
m_snow->setText(QString("%1 %2").arg(precipitationFunc(current.snow)).arg(accuStr));
}
if(current.sunrise != 0)
{
unixTimeStampToDate(t, current.sunrise);
QDateTime dtTime{QDate{t.tm_year + 1900, t.tm_mon + 1, t.tm_mday}, QTime{t.tm_hour, t.tm_min, t.tm_sec}};
m_sunrise->setText(dtTime.toString("hh:mm"));
}
else
{
m_sunrise->setText(unknStr);
}
if(current.sunset != 0)
{
unixTimeStampToDate(t, current.sunset);
QDateTime dtTime{QDate{t.tm_year + 1900, t.tm_mon + 1, t.tm_mday}, QTime{t.tm_hour, t.tm_min, t.tm_sec}};
m_sunset->setText(dtTime.toString("hh:mm"));
}
else
{
m_sunset->setText(unknStr);
}
// Forecast tab
if(m_forecast->empty())
{
m_weatherChart->hide();
m_weatherError->show();
m_tabWidget->setTabIcon(1, QIcon(":/TrayWeather/network_error.svg"));
}
else
{
m_weatherChart->show();
m_weatherError->hide();
m_tabWidget->setTabIcon(1, QIcon());
auto axisX = new QDateTimeAxis();
axisX->setLabelsAngle(45);
axisX->setFormat("dd (hh)");
axisX->setTitleText(tr("Day (Hour)"));
auto axisYTemp = new QValueAxis();
axisYTemp->setTickCount(6);
axisYTemp->setLabelFormat("%i");
axisYTemp->setTitleText(tr("%1 in %2").arg(tempStr).arg(tempUnits));
auto axisYPrec = new QValueAxis();
axisYPrec->setTickCount(6);
axisYPrec->setLabelFormat("%.2f");
axisYPrec->setTitleText(tr("%1 in %2").arg(precStr).arg(accuStr));
const auto theme = m_config->lightTheme ? QtCharts::QChart::ChartTheme::ChartThemeQt : QtCharts::QChart::ChartTheme::ChartThemeDark;
auto forecastChart = new QChart();
forecastChart->legend()->setVisible(true);
forecastChart->legend()->setAlignment(Qt::AlignBottom);
forecastChart->legend()->setToolTip(tr("Click to hide or show the forecast."));
forecastChart->setAnimationDuration(400);
forecastChart->setAnimationEasingCurve(QEasingCurve(QEasingCurve::InOutQuad));
forecastChart->setAnimationOptions(QChart::AllAnimations);
forecastChart->addAxis(axisX, Qt::AlignBottom);
forecastChart->addAxis(axisYTemp, Qt::AlignLeft);
forecastChart->addAxis(axisYPrec, Qt::AlignRight);
forecastChart->setBackgroundVisible(false);
forecastChart->setTheme(theme);
const auto linesColor = m_config->lightTheme ? Qt::darkGray : Qt::lightGray;
axisX->setGridLineVisible(true);
axisX->setGridLineColor(linesColor);
axisX->setMinorGridLineVisible(true);
axisX->setMinorGridLineColor(linesColor);
axisYTemp->setGridLineVisible(true);
axisYTemp->setGridLineColor(linesColor);
axisYTemp->setMinorGridLineVisible(true);
axisYTemp->setMinorGridLineColor(linesColor);
axisYPrec->setGridLineVisible(true);
axisYPrec->setGridLineColor(linesColor);
axisYPrec->setMinorGridLineVisible(true);
axisYPrec->setMinorGridLineColor(linesColor);
auto titleFont = axisX->titleFont();
titleFont.setHintingPreference(QFont::HintingPreference::PreferFullHinting);
titleFont.setLetterSpacing(QFont::SpacingType::AbsoluteSpacing, 1);
titleFont.setStyleStrategy(QFont::StyleStrategy::PreferQuality);
titleFont.setBold(true);
auto labelsFont = axisX->labelsFont();
labelsFont.setHintingPreference(QFont::HintingPreference::PreferFullHinting);
labelsFont.setStyleStrategy(QFont::StyleStrategy::PreferQuality);
labelsFont.setBold(false);
forecastChart->setFont(titleFont);
axisX->setTitleFont(titleFont);
axisX->setLabelsFont(labelsFont);
axisYTemp->setTitleFont(titleFont);
axisYTemp->setLabelsFont(labelsFont);
axisYPrec->setTitleFont(titleFont);
axisYPrec->setLabelsFont(labelsFont);
QPen pen;
pen.setWidth(2);
pen.setColor(QColor{90,90,235});
auto initSerie = [&](const Representation value, const QColor &color, const QString &name)
{
QAbstractSeries *series = nullptr;
switch(value)
{
case Representation::SPLINE:
{
QPen pen;
pen.setWidth(2);
pen.setColor(color);
auto line = new QtCharts::QSplineSeries(forecastChart);
line->setPointsVisible(true);
line->setPen(pen);
line->setName(name);
line->setUseOpenGL(true);
connect(line, SIGNAL(hovered(const QPointF &, bool)),
this, SLOT(onChartHover(const QPointF &, bool)));
series = line;
}
break;
case Representation::BARS:
{
auto barset = new QtCharts::QBarSet("");
barset->setColor(color);
barset->setLabel(name);
auto line = new QtCharts::QBarSeries(forecastChart);
line->setName(name);
line->append(barset);
line->setBarWidth(line->barWidth()*1.5);
line->setUseOpenGL(true);
line->setOpacity(0.8);
connect(line, SIGNAL(hovered(bool, int, QBarSet *)),
this, SLOT(onChartHover(bool, int)));
series = line;
}
break;
default:
case Representation::NONE:
break;
}
return series;
};
QAbstractSeries *fakeLine = initSerie(Representation::SPLINE, Qt::black, "fake");
QAbstractSeries *tempLine = initSerie(m_config->tempRepr, m_config->tempReprColor, tempStr);
QAbstractSeries *rainLine = initSerie(m_config->rainRepr, m_config->rainReprColor, tr("Rain accumulation"));
QAbstractSeries *snowLine = initSerie(m_config->snowRepr, m_config->snowReprColor, tr("Snow accumulation"));
double rainMin = 100, rainMax = -100;
double snowMin = 100, snowMax = -100;
auto appendValue = [](const long long x, const double y, QAbstractSeries *ptr)
{
if(ptr)
{
switch(ptr->type())
{
case QAbstractSeries::SeriesTypeBar:
qobject_cast<QBarSeries*>(ptr)->barSets().first()->append(y);
break;
case QAbstractSeries::SeriesTypeSpline:
qobject_cast<QSplineSeries*>(ptr)->append(x, y);
break;
default:
break;
}
}
};
for(int i = 0; i < data.size(); ++i)
{
const auto &entry = data.at(i);
unixTimeStampToDate(t, entry.dt);
dtTime = QDateTime{QDate{t.tm_year + 1900, t.tm_mon + 1, t.tm_mday}, QTime{t.tm_hour, t.tm_min, t.tm_sec}};
const auto msecs = dtTime.toMSecsSinceEpoch();
appendValue(msecs, 0, fakeLine);
auto value = tempFunc(entry.temp);
appendValue(msecs, value, tempLine);
value = precipitationFunc(entry.rain);
appendValue(msecs, value, rainLine);
rainMin = std::min(rainMin, value);
rainMax = std::max(rainMax, value);
value = precipitationFunc(entry.snow);
appendValue(msecs, value, snowLine);
snowMin = std::min(snowMin, value);
snowMax = std::max(snowMax, value);
}
auto plotAreaGradient = sunriseSunsetGradient(QDateTime::fromMSecsSinceEpoch(data.first().dt * 1000),
QDateTime::fromMSecsSinceEpoch(data.last().dt * 1000));
forecastChart->setPlotAreaBackgroundBrush(plotAreaGradient);
forecastChart->setPlotAreaBackgroundVisible(true);
axisYTemp->setProperty("axisType", "temp");
// Bar series need to be added first so they don't hide the line series.
auto addLineSeriesToChart = [&forecastChart, &axisX](QAbstractSeries *ptr)
{
forecastChart->addSeries(ptr);
forecastChart->setAxisX(axisX,ptr);
};
QList<QAbstractSeries*> toAddLater;
for(QAbstractSeries *ptr: {fakeLine, tempLine, rainLine, snowLine})
{
if(!ptr) continue;
if(qobject_cast<QSplineSeries*>(ptr))
{
toAddLater << ptr;
}
else
{
forecastChart->addSeries(ptr);
}
}
std::for_each(toAddLater.cbegin(), toAddLater.cend(), addLineSeriesToChart);
if(tempLine) forecastChart->setAxisY(axisYTemp, tempLine);
if(rainLine) forecastChart->setAxisY(axisYPrec, rainLine);
if(snowLine) forecastChart->setAxisY(axisYPrec, snowLine);
fakeLine->setVisible(false);
if(rainLine) rainLine->setVisible(rainMin != 0 || rainMax != 0);
if(snowLine) snowLine->setVisible(snowMin != 0 || snowMax != 0);
axisYPrec->setVisible((rainLine && rainLine->isVisible()) || (snowLine && snowLine->isVisible()));
updateAxesRanges(forecastChart);
for(auto marker: forecastChart->legend()->markers())
{
connect(marker, SIGNAL(clicked()), this, SLOT(onLegendMarkerClicked()));
}
const auto scale = dpiScale();
if(scale != 1.)
{
auto font = forecastChart->legend()->font();
font.setPointSize(font.pointSize()*scale);
forecastChart->legend()->setFont(font);
font = axisX->titleFont();
font.setPointSize(font.pointSize()*scale);
axisX->setTitleFont(font);
font = axisYPrec->titleFont();
font.setPointSize(font.pointSize()*scale);
axisYPrec->setTitleFont(font);
font = axisYTemp->titleFont();
font.setPointSize(font.pointSize()*scale);
axisYTemp->setTitleFont(font);
forecastChart->adjustSize();
}
auto oldChart = m_weatherChart->chart();
m_weatherChart->setChart(forecastChart);
m_weatherChart->setBackgroundBrush(m_config->lightTheme ? this->palette().base() : QColor("#232629"));
connect(axisX, SIGNAL(rangeChanged(QDateTime, QDateTime)),
this, SLOT(onAreaChanged()));
connect(axisX, SIGNAL(rangeChanged(QDateTime, QDateTime)),
this, SLOT(onForecastAreaChanged(QDateTime, QDateTime)));
if(oldChart)
{
auto axis = qobject_cast<QDateTimeAxis *>(oldChart->axisX());
if(axis)
{
disconnect(axis, SIGNAL(rangeChanged(QDateTime, QDateTime)),
this, SLOT(onAreaChanged()));
disconnect(axisX, SIGNAL(rangeChanged(QDateTime, QDateTime)),
this, SLOT(onForecastAreaChanged(QDateTime, QDateTime)));
}
delete oldChart;
}
onResetButtonPressed();
}
if(mapsEnabled())
{
updateMapLayerValues();
loadMaps();
}
}
//--------------------------------------------------------------------
void WeatherDialog::onResetButtonPressed()
{
bool applied = false;
switch(m_tabWidget->currentIndex())
{
case 1:
m_weatherChart->chart()->zoomReset();
applied = true;
break;
case 2:
m_pollutionChart->chart()->zoomReset();
applied = true;
break;
default:
break;
}
if(applied) m_reset->setEnabled(false);
}
//--------------------------------------------------------------------
void WeatherDialog::onTabChanged(int index)
{
m_reset->setVisible(index >= 1 && index <= 3);
onAreaChanged();
m_config->lastTab = index;
}
//--------------------------------------------------------------------
void WeatherDialog::onChartHover(const QPointF& point, bool state)
{
QtCharts::QLineSeries *currentLine = qobject_cast<QtCharts::QLineSeries *>(sender());
if(!currentLine) return;
QtCharts::QChartView *currentChart = nullptr;
switch(m_tabWidget->currentIndex())
{
case 1: currentChart = m_weatherChart; break;
case 2: currentChart = m_pollutionChart; break;
default: break;
}
if(!currentChart) return;
if(currentChart == m_weatherChart && m_weatherTooltip)
{
m_weatherTooltip->hide();
m_weatherTooltip = nullptr;
}
else
{
if(currentChart == m_pollutionChart && m_pollutionTooltip)
{
m_pollutionTooltip->hide();
m_pollutionTooltip = nullptr;
}
}
if(state)
{
int closestPoint{-1};
QPointF distance{100, 100};
auto iPoint = currentChart->chart()->mapToPosition(point, currentLine);
if(currentLine && currentLine->count() > 0)
{
for(int i = 0; i < currentLine->count(); ++i)
{
auto iPos = currentChart->chart()->mapToPosition(currentLine->at(i), currentLine);
auto dist = iPoint - iPos;
if(dist.manhattanLength() < distance.manhattanLength())
{
distance = dist;
closestPoint = i;
}
}
if(distance.manhattanLength() < 30)
{
QWidget* tooltipWidget = nullptr;
if(currentChart == m_weatherChart)
{
m_weatherTooltip = std::make_shared<WeatherWidget>(m_forecast->at(closestPoint), *m_config);
tooltipWidget = m_weatherTooltip.get();
}
else if(currentChart == m_pollutionChart)
{
m_pollutionTooltip = std::make_shared<PollutionWidget>(m_pollution->at(closestPoint));
tooltipWidget = m_pollutionTooltip.get();
}
if(tooltipWidget)
{
auto pos = currentChart->mapToGlobal(currentChart->chart()->mapToPosition(currentLine->at(closestPoint), currentLine).toPoint());
pos = QPoint{pos.x()-tooltipWidget->width()/2, pos.y() - tooltipWidget->height() - 5};
tooltipWidget->move(pos);
tooltipWidget->show();
}
}
}
}
}
//--------------------------------------------------------------------
void WeatherDialog::onLoadFinished(bool value)
{
if(mapsEnabled()) m_tabWidget->setTabText(4, tr("Maps"));
if(m_webpage) m_webpage->setProperty("finished", value);
if(isVisible() && !value)
{
QMessageBox msg{ this };
msg.setWindowTitle(tr("TrayWeather Maps"));
msg.setWindowIcon(QIcon{":/TrayWeather/application.ico"});
msg.setText(tr("The weather maps couldn't be loaded."));
msg.exec();
removeMaps();
}
}
//--------------------------------------------------------------------
bool WeatherDialog::mapsEnabled() const
{
return m_tabWidget->count() == 4;
}
//--------------------------------------------------------------------
void WeatherDialog::onMapsButtonPressed()
{
auto enabled = mapsEnabled();
m_config->mapsEnabled = !enabled;
emit mapsEnabled(m_config->mapsEnabled);
if(enabled)
{
removeMaps();
}
else
{
m_webpage = new QWebView;
m_webpage->setProperty("finished", false);
m_webpage->setRenderHint(QPainter::HighQualityAntialiasing, true);
m_webpage->setContextMenuPolicy(Qt::NoContextMenu);
m_webpage->setAcceptDrops(false);
m_webpage->settings()->setAttribute(QWebSettings::Accelerated2dCanvasEnabled, true);
m_webpage->settings()->setAttribute(QWebSettings::JavascriptEnabled, true);
m_webpage->settings()->setAttribute(QWebSettings::JavascriptCanOpenWindows, false);
m_webpage->settings()->setAttribute(QWebSettings::AcceleratedCompositingEnabled, true);
m_webpage->settings()->setAttribute(QWebSettings::JavascriptCanCloseWindows, false);
m_webpage->setToolTip(tr("Weather Maps."));
connect(m_webpage, SIGNAL(loadFinished(bool)),
this, SLOT(onLoadFinished(bool)));
connect(m_webpage, SIGNAL(loadProgress(int)),
this, SLOT(onLoadProgress(int)));
m_tabWidget->addTab(m_webpage, QIcon(), tr("Maps"));
loadMaps();
}
}
//--------------------------------------------------------------------
void WeatherDialog::onLoadProgress(int progress)
{
if(mapsEnabled())
{
const auto mapsStr = tr("Maps");
m_tabWidget->setTabText(4, QString("%1 (%2%)").arg(mapsStr).arg(progress, 2, 10, QChar('0')));
}
}
//--------------------------------------------------------------------
void WeatherDialog::onAreaChanged()
{
const auto currentIndex = m_tabWidget->currentIndex();
switch(currentIndex)
{
case 1:
m_reset->setEnabled(!m_weatherError->isVisible() && m_weatherChart->chart() && m_weatherChart->chart()->isZoomed());
break;
case 2:
m_reset->setEnabled(!m_pollutionError->isVisible() && m_pollutionChart->chart() && m_pollutionChart->chart()->isZoomed());
break;
default:
m_reset->setEnabled(false);
break;
}
}
//--------------------------------------------------------------------
void WeatherDialog::setPollutionData(const Pollution &data)
{
m_pollution = &data;
QString qualityStr = tr("Unknown");
if(!m_pollution->empty())
{
switch(m_pollution->first().aqi)
{
case 1:
qualityStr = tr("Good");
break;
case 2:
qualityStr = tr("Fair");
break;
case 3:
qualityStr = tr("Moderate");
break;
case 4:
qualityStr = tr("Poor");
break;
default:
qualityStr = tr("Very poor");
break;
}
}
m_air_quality->setText(qualityStr);
if(m_pollution->isEmpty())
{
m_pollutionChart->hide();
m_pollutionError->show();
m_tabWidget->setTabIcon(2, QIcon(":/TrayWeather/network_error.svg"));
}
else
{
m_pollutionChart->show();
m_pollutionError->hide();
m_tabWidget->setTabIcon(2, QIcon());
auto axisX = new QDateTimeAxis();
axisX->setLabelsAngle(45);
axisX->setFormat("dd (hh)");
axisX->setTitleText(tr("Day (Hour)"));
auto axisY = new QValueAxis();
axisY->setLabelFormat("%i");
axisY->setTitleText(tr("Concentration in %1").arg(CONCENTRATION_UNITS));
const auto theme = m_config->lightTheme ? QtCharts::QChart::ChartTheme::ChartThemeQt : QtCharts::QChart::ChartTheme::ChartThemeDark;
auto forecastChart = new QChart();
forecastChart->legend()->setVisible(true);
forecastChart->legend()->setAlignment(Qt::AlignBottom);
forecastChart->legend()->setToolTip(tr("Click to hide or show the forecast."));
forecastChart->setAnimationDuration(400);
forecastChart->setAnimationEasingCurve(QEasingCurve(QEasingCurve::InOutQuad));
forecastChart->setAnimationOptions(QChart::AllAnimations);
forecastChart->addAxis(axisX, Qt::AlignBottom);
forecastChart->addAxis(axisY, Qt::AlignLeft);
forecastChart->setBackgroundVisible(false);
forecastChart->setTheme(theme);
const auto linesColor = Qt::darkGray;
axisX->setGridLineVisible(true);
axisX->setGridLineColor(linesColor);
axisX->setMinorGridLineVisible(true);
axisX->setMinorGridLineColor(linesColor);
axisY->setGridLineVisible(true);
axisY->setGridLineColor(linesColor);
axisY->setMinorGridLineVisible(true);
axisY->setMinorGridLineColor(linesColor);
auto titleFont = axisX->titleFont();
titleFont.setHintingPreference(QFont::HintingPreference::PreferFullHinting);
titleFont.setLetterSpacing(QFont::SpacingType::AbsoluteSpacing, 1);
titleFont.setStyleStrategy(QFont::StyleStrategy::PreferQuality);
titleFont.setBold(true);
auto labelsFont = axisX->labelsFont();
labelsFont.setHintingPreference(QFont::HintingPreference::PreferFullHinting);
labelsFont.setStyleStrategy(QFont::StyleStrategy::PreferQuality);
labelsFont.setBold(false);
forecastChart->setFont(titleFont);
axisX->setTitleFont(titleFont);
axisX->setLabelsFont(labelsFont);
axisY->setTitleFont(titleFont);
axisY->setLabelsFont(labelsFont);
QPen pens[8];
QSplineSeries *pollutionLine[8];
for(int i = 0; i < 8; ++i)
{
pens[i].setWidth(2);
pens[i].setColor(CONCENTRATION_COLORS[i]);
pollutionLine[i] = new QSplineSeries(forecastChart);
pollutionLine[i]->setName(CONCENTRATION_NAMES.at(i));
pollutionLine[i]->setUseOpenGL(true);
pollutionLine[i]->setPointsVisible(true);
pollutionLine[i]->setPen(pens[i]);
}
QLinearGradient plotAreaGradient;
plotAreaGradient.setStart(QPointF(0, 0));
plotAreaGradient.setFinalStop(QPointF(1, 0));
plotAreaGradient.setCoordinateMode(QGradient::ObjectBoundingMode);
struct tm t;
for(int i = 0; i < data.size(); ++i)
{
const auto &entry = data.at(i);
unixTimeStampToDate(t, entry.dt);
auto dtTime = QDateTime{QDate{t.tm_year + 1900, t.tm_mon + 1, t.tm_mday}, QTime{t.tm_hour, t.tm_min, t.tm_sec}};
const auto msec = dtTime.toMSecsSinceEpoch();
pollutionLine[0]->append(msec, entry.co);
pollutionLine[1]->append(msec, entry.no);
pollutionLine[2]->append(msec, entry.no2);
pollutionLine[3]->append(msec, entry.o3);
pollutionLine[4]->append(msec, entry.so2);
pollutionLine[5]->append(msec, entry.pm2_5);
pollutionLine[6]->append(msec, entry.pm10);
pollutionLine[7]->append(msec, entry.nh3);
plotAreaGradient.setColorAt(static_cast<double>(i)/(data.size()-1), pollutionColor(entry.aqi));
}
forecastChart->setPlotAreaBackgroundBrush(plotAreaGradient);
forecastChart->setPlotAreaBackgroundVisible(true);
for(int i = 0; i < 8; ++i)
{
forecastChart->addSeries(pollutionLine[i]);
forecastChart->setAxisX(axisX, pollutionLine[i]);
forecastChart->setAxisY(axisY, pollutionLine[i]);
connect(pollutionLine[i], SIGNAL(hovered(const QPointF &, bool)),
this, SLOT(onChartHover(const QPointF &, bool)));
}
updateAxesRanges(forecastChart);
for(auto marker: forecastChart->legend()->markers())
{
connect(marker, SIGNAL(clicked()), this, SLOT(onLegendMarkerClicked()));
}
const auto scale = dpiScale();
if(scale != 1.)
{
auto font = forecastChart->legend()->font();
font.setPointSize(font.pointSize()*scale);
forecastChart->legend()->setFont(font);
font = axisX->titleFont();
font.setPointSize(font.pointSize()*scale);
axisX->setTitleFont(font);
font = axisY->titleFont();
font.setPointSize(font.pointSize()*scale);
axisY->setTitleFont(font);
forecastChart->adjustSize();
}
auto oldChart = m_pollutionChart->chart();
m_pollutionChart->setChart(forecastChart);
m_pollutionChart->setBackgroundBrush(m_config->lightTheme ? this->palette().base() : QColor("#232629"));
connect(axisX, SIGNAL(rangeChanged(QDateTime, QDateTime)),
this, SLOT(onAreaChanged()));
connect(axisX, SIGNAL(rangeChanged(QDateTime, QDateTime)),
this, SLOT(onPollutionAreaChanged(QDateTime, QDateTime)));
if(oldChart)
{
auto axis = qobject_cast<QDateTimeAxis *>(oldChart->axisX());
if(axis)
{
disconnect(axis, SIGNAL(rangeChanged(QDateTime, QDateTime)),
this, SLOT(onAreaChanged()));
disconnect(axis, SIGNAL(rangeChanged(QDateTime, QDateTime)),
this, SLOT(onPollutionAreaChanged(QDateTime, QDateTime)));
}
delete oldChart;
}
onResetButtonPressed();
}
}
//--------------------------------------------------------------------
void WeatherDialog::showEvent(QShowEvent *e)
{
QDialog::showEvent(e);
scaleDialog(this);
const auto wSize = size();
if(wSize.width() < 717 || wSize.height() < 515) setFixedSize(717, 515);
if(m_config->mapsEnabled)