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-rw-r--r--kweather/dockwidget.cpp467
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diff --git a/kweather/dockwidget.cpp b/kweather/dockwidget.cpp
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+++ b/kweather/dockwidget.cpp
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+/***************************************************************************
+ dockwidget.cpp - description
+ -------------------
+ begin : Thu Jul 6 2000
+ copyright : (C) 2000-2003 by Ian Reinhart Geiser
+ : (C) 2002-2003 Nadeem Hasan <nhasan@kde.org>
+ email : geiseri@msoe.edu
+ ***************************************************************************/
+
+/***************************************************************************
+ * *
+ * 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 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ ***************************************************************************/
+
+#include "dockwidget.h"
+#include "weatherbutton.h"
+#include "weatherservice_stub.h"
+
+#include <qtooltip.h>
+#include <qlayout.h>
+#include <qlabel.h>
+#include <qtimer.h>
+#include <qobjectlist.h>
+
+#include <kdebug.h>
+#include <kglobalsettings.h>
+#include <klocale.h>
+
+dockwidget::dockwidget(const QString &location, QWidget *parent,
+ const char *name) : QWidget(parent,name), m_locationCode( location ), m_orientation( Horizontal )
+{
+ m_font = KGlobalSettings::generalFont();
+ setBackgroundOrigin( AncestorOrigin );
+ initDock();
+ connect(m_button, SIGNAL( clicked() ), SIGNAL( buttonClicked() ));
+
+ m_weatherService = new WeatherService_stub( "KWeatherService", "WeatherService" );
+}
+
+dockwidget::~dockwidget()
+{
+ delete m_weatherService;
+}
+
+void dockwidget::setLocationCode(const QString &locationCode)
+{
+ m_locationCode = locationCode;
+ showWeather();
+}
+
+void dockwidget::setViewMode(int _mode)
+{
+ kdDebug(12004) << "View mode " << _mode << endl;
+ m_mode = _mode;
+ if (m_mode == ShowIconOnly)
+ {
+ m_lblTemp->hide();
+ m_lblWind->hide();
+ m_lblPres->hide();
+ }
+ else if (m_mode == ShowTempOnly)
+ {
+ m_lblTemp->show();
+ m_lblWind->hide();
+ m_lblPres->hide();
+ }
+ else if (m_mode == ShowAll)
+ {
+ m_lblTemp->show();
+ m_lblWind->show();
+ m_lblPres->show();
+ }
+}
+
+void dockwidget::showWeather()
+{
+ QString tip = "<qt>";
+
+ QString temp = "?";
+ QString wind = "?";
+ QString pressure = "?";
+
+ if ( !m_locationCode.isEmpty() )
+ {
+ temp = m_weatherService->temperature( m_locationCode );
+ wind = m_weatherService->wind( m_locationCode );
+ pressure = m_weatherService->pressure( m_locationCode );
+
+ QString dewPoint = m_weatherService->dewPoint( m_locationCode);
+ QString relHumidity = m_weatherService->relativeHumidity( m_locationCode );
+ QString heatIndex = m_weatherService->heatIndex( m_locationCode );
+ QString windChill = m_weatherService->windChill( m_locationCode );
+ QString sunRiseTime = m_weatherService->sunRiseTime( m_locationCode );
+ QString sunSetTime = m_weatherService->sunSetTime( m_locationCode );
+
+ tip += "<h3><center><nobr>" +
+ m_weatherService->stationName( m_locationCode ) + " (" +
+ m_weatherService->stationCountry( m_locationCode ) + ")</nobr></center></h3>";
+
+ if ( m_weatherService->currentIconString( m_locationCode ) == "dunno" ) // no data
+ tip += "<center><nobr>" + i18n("The network is currently offline...") + "</nobr></center>";
+
+ tip += QString("<br><table>"
+ "<tr><th><nobr>" + i18n( "Temperature:" ) + "</nobr></th><td><nobr>%1</nobr></td>"
+ "<th><nobr>" + i18n( "Dew Point:" ) + "</nobr></th><td><nobr>%2</nobr></td></nobr></tr>"
+
+ "<tr><th><nobr>" + i18n( "Air Pressure:" ) + "</nobr></th><td><nobr>%3</nobr></td>"
+ "<th><nobr>" + i18n( "Rel. Humidity:" ) + "</nobr></th><td><nobr>%4</nobr></td></nobr></tr>"
+
+ "<tr><th><nobr>" + i18n( "Wind Speed:" ) + "</nobr></th><td><nobr>%5</nobr></td>")
+ .arg(temp).arg(dewPoint).arg(pressure).arg(relHumidity).arg(wind);
+
+ if ( !heatIndex.isEmpty() )
+ tip += QString("<th><nobr>" + i18n( "Heat Index:" ) + "</nobr></th><td><nobr>%1</nobr></td>").arg(heatIndex);
+ else if ( !windChill.isEmpty() )
+ tip += QString("<th><nobr>" + i18n( "Wind Chill:" ) + "</nobr></th><td><nobr>%1</nobr></td>").arg(windChill);
+ else
+ tip += "<td>&nbsp;</td><td>&nbsp;</td>";
+ tip += "</tr>";
+
+ tip += QString("<tr><th><nobr>" + i18n( "Sunrise:" ) + "</nobr></th><td><nobr>%1</nobr></td>" +
+ "<th><nobr>" + i18n( "Sunset:" ) + "</nobr></th><td><nobr>%2</nobr></td>")
+ .arg(sunRiseTime).arg(sunSetTime);
+
+ tip += "</tr></table>";
+
+ if ( m_weatherService->stationNeedsMaintenance( m_locationCode ) )
+ {
+ tip += "<br>" + i18n("Station reports that it needs maintenance\n"
+ "Please try again later");
+ }
+ }
+ else
+ {
+ tip += i18n("Temperature: ") + temp + "<br>";
+ tip += i18n("\nWind: ") + wind + "<br>";
+ tip += i18n("\nAir pressure: ") + pressure + "<br>";
+ }
+
+ tip += "</qt>";
+
+ // On null or empty location code, or if the station needs maintenance, this will return the dunno icon.
+ QPixmap icon = m_weatherService->icon( m_locationCode );
+
+ QToolTip::remove(this);
+ QToolTip::add(this, tip);
+
+ kdDebug(12004) << "show weather: " << endl;
+ kdDebug(12004) << "location: " << m_locationCode << endl;
+ kdDebug(12004) << "temp,wind,pressure: " << temp << " " << wind << " " << pressure << endl;
+ kdDebug(12004) << "tip: " << tip << endl;
+
+ m_lblTemp->setText(temp);
+ m_lblWind->setText(wind);
+ m_lblPres->setText(pressure);
+
+ m_button->setPixmap( icon );
+}
+
+void dockwidget::initDock()
+{
+ kdDebug(12004) << "Init dockwidget " << endl;
+
+ m_button= new WeatherButton(this,"m_button");
+
+ m_lblTemp= new QLabel(this,"lblTemp");
+ m_lblWind= new QLabel(this,"lblWind");
+ m_lblPres= new QLabel(this,"lblPres");
+
+ m_lblTemp->setBackgroundOrigin(AncestorOrigin);
+ m_lblWind->setBackgroundOrigin(AncestorOrigin);
+ m_lblPres->setBackgroundOrigin(AncestorOrigin);
+
+ m_lblTemp->setMargin(0);
+ m_lblWind->setMargin(0);
+ m_lblPres->setMargin(0);
+
+ QBoxLayout *mainLayout = new QBoxLayout(this, QBoxLayout::TopToBottom);
+ mainLayout->setSpacing(0);
+ mainLayout->setMargin(0);
+ mainLayout->addWidget(m_button, 0, Qt::AlignCenter);
+
+ QBoxLayout *layout = new QBoxLayout(mainLayout, QBoxLayout::TopToBottom);
+ layout->setSpacing(0);
+ layout->setMargin(0);
+ layout->addWidget(m_lblTemp);
+ layout->addWidget(m_lblWind);
+ layout->addWidget(m_lblPres);
+
+ mainLayout->addSpacing(8);
+
+ updateFont();
+
+ QTimer::singleShot( 0, this, SLOT( showWeather() ) );
+}
+
+/** resize the view **/
+void dockwidget::resizeView( const QSize &size )
+{
+ kdDebug(12004) << "Changing to size " << size << endl;
+ resize(size);
+
+ if ( m_orientation == Horizontal ) // Kicker in horizontal mode
+ {
+ int h = size.height();
+
+ if ( m_mode == ShowAll )
+ {
+ if ( h <= 128 ) // left to right layout
+ {
+ static_cast<QBoxLayout*>(layout())->setDirection(QBoxLayout::LeftToRight);
+ m_lblTemp->setAlignment(Qt::AlignAuto | Qt::AlignVCenter);
+ m_lblWind->setAlignment(Qt::AlignAuto | Qt::AlignVCenter);
+ m_lblPres->setAlignment(Qt::AlignAuto | Qt::AlignVCenter);
+ }
+ else // top to bottom
+ {
+ static_cast<QBoxLayout*>(layout())->setDirection(QBoxLayout::TopToBottom);
+ QFontMetrics fm(m_font);
+ h = 128 - (3 * fm.height()); // 3 lines of text below the button
+ m_lblTemp->setAlignment(Qt::AlignCenter);
+ m_lblWind->setAlignment(Qt::AlignCenter);
+ m_lblPres->setAlignment(Qt::AlignCenter);
+ }
+ m_button->setFixedSize(h, h);
+ }
+ else if ( m_mode == ShowTempOnly )
+ {
+ if ( h <= 32 ) // left to right
+ {
+ static_cast<QBoxLayout*>(layout())->setDirection(QBoxLayout::LeftToRight);
+ m_lblTemp->setAlignment(Qt::AlignAuto | Qt::AlignVCenter);
+ }
+ else // top to bottom
+ {
+ static_cast<QBoxLayout*>(layout())->setDirection(QBoxLayout::TopToBottom);
+ QFontMetrics fm(m_font);
+ h = QMIN(128, h) - fm.height();
+ m_lblTemp->setAlignment(Qt::AlignCenter);
+ }
+ m_button->setFixedSize(h, h);
+ }
+ else
+ {
+ h = QMIN(h, 128);
+ m_button->setFixedSize(h, h);
+ }
+ }
+ else // Kicker in vertical mode
+ {
+ int w = size.width();
+ int h = size.height();
+
+ if ( m_mode == ShowAll )
+ {
+ if ( w <= 128 ) // top to bottom
+ {
+ static_cast<QBoxLayout*>(layout())->setDirection(QBoxLayout::TopToBottom);
+ m_lblTemp->setAlignment(Qt::AlignCenter);
+ m_lblWind->setAlignment(Qt::AlignCenter);
+ m_lblPres->setAlignment(Qt::AlignCenter);
+
+ QFontMetrics fm(m_font);
+ h = h - (3 * fm.height()); // 3 lines of text below the button
+ h = QMIN(w, h);
+ }
+ else // left to right layout
+ {
+ static_cast<QBoxLayout*>(layout())->setDirection(QBoxLayout::LeftToRight);
+ m_lblTemp->setAlignment(Qt::AlignAuto | Qt::AlignVCenter);
+ m_lblWind->setAlignment(Qt::AlignAuto | Qt::AlignVCenter);
+ m_lblPres->setAlignment(Qt::AlignAuto | Qt::AlignVCenter);
+ }
+ m_button->setFixedSize(h, h);
+ }
+ else if ( m_mode == ShowTempOnly )
+ {
+ if ( w <= 128 ) // top to bottom
+ {
+ static_cast<QBoxLayout*>(layout())->setDirection(QBoxLayout::TopToBottom);
+ m_lblTemp->setAlignment(Qt::AlignCenter);
+
+ h = w;
+ }
+ else // left to right layout
+ {
+ static_cast<QBoxLayout*>(layout())->setDirection(QBoxLayout::LeftToRight);
+ m_lblTemp->setAlignment(Qt::AlignAuto | Qt::AlignVCenter);
+
+ h = static_cast<int>(w * 0.33);
+ }
+ m_button->setFixedSize(h, h);
+ }
+ else
+ {
+ w = QMIN(w, 128);
+ m_button->setFixedSize(w, w);
+ }
+ }
+}
+
+int dockwidget::widthForHeight(int h)
+{
+ int w;
+ QFontInfo fi(KGlobalSettings::generalFont());
+
+ if ( m_mode == ShowAll )
+ {
+ if ( h <= 128 ) // left to right layout
+ {
+ int pixelSize = h/3 - 3;
+ pixelSize = QMIN(pixelSize, fi.pixelSize()); // don't make it too large
+ m_font.setPixelSize(pixelSize);
+ QFontMetrics fm(m_font);
+ w = h + QMAX(fm.width(m_lblWind->text()), fm.width(m_lblPres->text())) + 1;
+ }
+ else // top to bottom
+ {
+ if ( fi.pixelSize() * 3 <= (h/2) ) // half icon, half text
+ {
+ m_font = KGlobalSettings::generalFont();
+ }
+ else
+ {
+ m_font.setPixelSize(h/2/3);
+ }
+ QFontMetrics fm(m_font);
+ // size of icon
+ h = 128 - (3 * fm.height()); // 3 lines of text below the button
+ w = QMAX(fm.width(m_lblWind->text()), fm.width(m_lblPres->text())) + 1;
+ w = QMAX(h, w); // at least width of square icon
+ }
+ }
+ else if ( m_mode == ShowTempOnly )
+ {
+ if ( h <= 32 ) // left to right layout
+ {
+ int pixelSize = h - 3;
+ pixelSize = QMIN(pixelSize, fi.pixelSize()); // don't make it too large
+ m_font.setPixelSize(pixelSize);
+ QFontMetrics fm(m_font);
+ w = h + fm.width(m_lblTemp->text()) + 1;
+ }
+ else // top to bottom
+ {
+ if ( fi.pixelSize() <= (h/2) ) // half icon, half text
+ {
+ m_font = KGlobalSettings::generalFont();
+ }
+ else
+ {
+ m_font.setPixelSize(h/2);
+ }
+ QFontMetrics fm(m_font);
+ // size of icon
+ h = QMIN(128, h) - fm.height();
+ w = fm.width(m_lblTemp->text()) + 1;
+ w = QMAX(h, w); // at least width of square icon
+ }
+ }
+ else
+ {
+ w = QMIN(128, h); // don't make it too large
+ }
+
+ updateFont();
+ return w + 4;
+}
+
+int dockwidget::heightForWidth( int w )
+{
+ int h;
+
+ if ( m_mode == ShowAll )
+ {
+ QFontMetrics fmg(KGlobalSettings::generalFont());
+ int maxWidth = fmg.width("888 km/h NNWW"); // a good approximation
+
+ if ( w <= 128 ) // top to bottom
+ {
+ if ( maxWidth <= w ) // enough space to use global font
+ {
+ m_font = KGlobalSettings::generalFont();
+ }
+ else // we have to reduce the fontsize
+ {
+ m_font.setPixelSize(static_cast<int>(fmg.height() * double(w) / maxWidth));
+ }
+
+ QFontMetrics fm(m_font);
+ h = w + (3 * fm.height()); // 3 lines of text below the button
+ }
+ else
+ {
+ if ( w >= (maxWidth * 1.5) ) // half of text width shall be icon
+ {
+ m_font = KGlobalSettings::generalFont();
+ }
+ else
+ {
+ m_font.setPixelSize(static_cast<int>(fmg.height() * (w*0.66) / maxWidth));
+ }
+
+ QFontMetrics fm(m_font);
+ h = 3 * fm.height(); // 3 lines of text
+
+ }
+ }
+ else if ( m_mode == ShowTempOnly )
+ {
+ QFontMetrics fmg(KGlobalSettings::generalFont());
+ int maxWidth = fmg.width("888.88 CC"); // a good approximation
+
+ if ( w <= 128 ) // top to bottom
+ {
+ if ( maxWidth <= w ) // enough space to use global font
+ {
+ m_font = KGlobalSettings::generalFont();
+ }
+ else // we have to reduce the fontsize
+ {
+ m_font.setPixelSize(static_cast<int>(fmg.height() * double(w) / maxWidth));
+ }
+
+ QFontMetrics fm(m_font);
+ h = w + fm.height(); // text below the button
+ }
+ else
+ {
+ if ( w >= (maxWidth * 1.5) ) // half of text width shall be icon
+ {
+ m_font = KGlobalSettings::generalFont();
+ }
+ else
+ {
+ m_font.setPixelSize(static_cast<int>(fmg.height() * (w*0.66) / maxWidth));
+ }
+
+ QFontMetrics fm(m_font);
+ h = QMAX(fm.height(), static_cast<int>(w * 0.33));
+ }
+ }
+ else
+ {
+ h = QMIN(128, w); // don't make it too large
+ }
+
+ updateFont();
+ return h;
+}
+
+
+void dockwidget::updateFont()
+{
+ //kdDebug(12004) << "Update font: " << m_font.pixelSize() << endl;
+ m_lblTemp->setFont(m_font);
+ m_lblWind->setFont(m_font);
+ m_lblPres->setFont(m_font);
+}
+
+#include "dockwidget.moc"
+
+// vim:ts=4:sw=4:et
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