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-rw-r--r--src/pmtime/pmtimelive.cpp324
1 files changed, 324 insertions, 0 deletions
diff --git a/src/pmtime/pmtimelive.cpp b/src/pmtime/pmtimelive.cpp
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+++ b/src/pmtime/pmtimelive.cpp
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+/*
+ * Copyright (c) 2012, Red Hat.
+ * Copyright (c) 2006, Ken McDonell. All Rights Reserved.
+ * Copyright (c) 2006-2007, Aconex. All Rights Reserved.
+ *
+ * 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.
+ *
+ * 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.
+ */
+#include "pmtimelive.h"
+
+#include <QtCore/QTimer>
+#include <QtGui/QValidator>
+#include <QtGui/QActionGroup>
+#include <pcp/pmapi.h>
+#include <pcp/impl.h>
+#include "pmtime.h"
+#include "aboutdialog.h"
+#include "seealsodialog.h"
+
+PmTimeLive::PmTimeLive() : PmTime()
+{
+ setupUi(this);
+#ifdef Q_OS_MAC // fixup after relocation of the MenuBar by Qt
+ QSize size = QSize(width(), height() - MenuBar->height());
+ setMinimumSize(size);
+ setMaximumSize(size);
+#endif
+}
+
+typedef struct {
+ PmTime::State state;
+ QIcon *stop;
+ QIcon *play;
+} IconStateMap;
+
+static void setup(IconStateMap *map, PmTime::State state,
+ QIcon *stop, QIcon *play)
+{
+ map->state = state;
+ map->stop = stop;
+ map->play = play;
+}
+
+void PmTimeLive::setControl(PmTime::State state)
+{
+ static IconStateMap maps[2];
+ static int nmaps;
+
+ if (!nmaps) {
+ nmaps = sizeof(maps) / sizeof(maps[0]);
+ setup(&maps[0], PmTime::StoppedState,
+ PmTime::icon(PmTime::StoppedOn),
+ PmTime::icon(PmTime::ForwardOff));
+ setup(&maps[1], PmTime::ForwardState,
+ PmTime::icon(PmTime::StoppedOff),
+ PmTime::icon(PmTime::ForwardOn));
+ }
+
+ if (my.pmtime.state != state) {
+ for (int i = 0; i < nmaps; i++) {
+ if (maps[i].state == state) {
+ buttonStop->setIcon(*maps[i].stop);
+ buttonPlay->setIcon(*maps[i].play);
+ break;
+ }
+ }
+ my.pmtime.state = state;
+ }
+}
+
+void PmTimeLive::init()
+{
+ static const char *UTC = "UTC\0Universal Coordinated Time";
+
+ console->post("Starting Live Time Control...");
+
+ my.units = PmTime::Seconds;
+ my.first = true;
+ my.tzActions = NULL;
+
+ memset(&my.pmtime, 0, sizeof(my.pmtime));
+ my.pmtime.source = PmTime::HostSource;
+ my.pmtime.delta.tv_sec = PmTime::DefaultDelta;
+
+ my.showMilliseconds = false;
+ optionsDetailShow_MillisecondsAction->setChecked(my.showMilliseconds);
+ my.showYear = false;
+ optionsDetailShow_YearAction->setChecked(my.showYear);
+
+ addTimezone(UTC);
+ displayPosition();
+ displayDeltaText();
+ setControl(PmTime::ForwardState);
+
+ my.timer = new QTimer(this);
+ connect(my.timer, SIGNAL(timeout()), SLOT(updateTime()));
+ my.timer->start(timerInterval());
+ lineEditDelta->setAlignment(Qt::AlignRight);
+ lineEditDelta->setValidator(new QDoubleValidator
+ (0.001, INT_MAX, 3, lineEditDelta));
+}
+
+void PmTimeLive::quit()
+{
+ console->post("live quit!\n");
+}
+
+int PmTimeLive::timerInterval()
+{
+ return (int)((my.pmtime.delta.tv_sec * 1000) +
+ (my.pmtime.delta.tv_usec / 1000));
+}
+
+void PmTimeLive::play_clicked()
+{
+ if (lineEditDelta->isModified())
+ lineEditDelta_validate();
+ if (my.pmtime.state != PmTime::ForwardState)
+ play();
+}
+
+void PmTimeLive::play()
+{
+ console->post("PmTimeLive::play");
+ setControl(PmTime::ForwardState);
+ __pmtimevalNow(&my.pmtime.position);
+ displayPosition();
+ emit vcrModePulse(&my.pmtime, 0);
+ if (!my.timer->isActive())
+ my.timer->start(timerInterval());
+}
+
+void PmTimeLive::stop_clicked()
+{
+ if (my.pmtime.state != PmTime::StoppedState)
+ stop();
+}
+
+void PmTimeLive::stop()
+{
+ console->post("PmTimeLive::stop stopped time");
+ setControl(PmTime::StoppedState);
+ my.timer->stop();
+ __pmtimevalNow(&my.pmtime.position);
+ emit vcrModePulse(&my.pmtime, 0);
+}
+
+void PmTimeLive::updateTime()
+{
+ __pmtimevalNow(&my.pmtime.position);
+ displayPosition();
+ emit timePulse(&my.pmtime);
+}
+
+void PmTimeLive::displayPosition()
+{
+ QString text;
+ char ctimebuf[32], msecbuf[5];
+
+ pmCtime(&my.pmtime.position.tv_sec, ctimebuf);
+ text = tr(ctimebuf);
+ if (my.showYear == false)
+ text.remove(19, 5);
+ if (my.showMilliseconds == true) {
+ sprintf(msecbuf, ".%03u", (uint)my.pmtime.position.tv_usec / 1000);
+ text.insert(19, msecbuf);
+ }
+ lineEditCtime->setText(text.simplified());
+}
+
+void PmTimeLive::clickShowMsec()
+{
+ if (my.showMilliseconds == true)
+ my.showMilliseconds = false;
+ else
+ my.showMilliseconds = true;
+ optionsDetailShow_MillisecondsAction->setChecked(my.showMilliseconds);
+ displayPosition();
+}
+
+void PmTimeLive::clickShowYear()
+{
+ if (my.showYear == true)
+ my.showYear = false;
+ else
+ my.showYear = true;
+ optionsDetailShow_YearAction->setChecked(my.showYear);
+ displayPosition();
+}
+
+void PmTimeLive::changeDelta(int value)
+{
+ my.units = (PmTime::DeltaUnits)value;
+ displayDeltaText();
+}
+
+void PmTimeLive::displayDeltaText()
+{
+ QString text;
+ double delta = PmTime::secondsFromTimeval(&my.pmtime.delta);
+
+ delta = PmTime::secondsToUnits(delta, my.units);
+ if ((double)(int)delta == delta)
+ text.sprintf("%.2f", delta);
+ else
+ text.sprintf("%.6f", delta);
+ lineEditDelta->setText(text);
+}
+
+void PmTimeLive::disableConsole()
+{
+ optionsShowConsoleAction->setVisible(false);
+}
+
+void PmTimeLive::lineEditDelta_changed(const QString &)
+{
+ if (lineEditDelta->isModified())
+ stop_clicked();
+}
+
+void PmTimeLive::lineEditDelta_validate()
+{
+ double delta;
+ bool ok, reset = my.timer->isActive();
+
+ delta = lineEditDelta->text().toDouble(&ok);
+ if (!ok || delta <= 0) {
+ displayDeltaText(); // reset to previous, known-good delta
+ } else {
+ my.timer->stop();
+ delta = PmTime::unitsToSeconds(delta, my.units);
+ PmTime::secondsToTimeval(delta, &my.pmtime.delta);
+ emit vcrModePulse(&my.pmtime, 0);
+ if (reset)
+ my.timer->start(timerInterval());
+ }
+}
+
+void PmTimeLive::setTimezone(QAction *action)
+{
+ for (int i = 0; i < my.tzlist.size(); i++) {
+ TimeZone *tz = my.tzlist.at(i);
+ if (tz->action() == action) {
+ pmUseZone(tz->handle());
+ emit tzPulse(&my.pmtime, tz->tz(), strlen(tz->tz()) + 1,
+ tz->tzlabel(), strlen(tz->tzlabel()) + 1);
+ setTime(&my.pmtime, NULL); // re-display the time, no messages
+ console->post("PmTimeLive::setTimezone sent TZ %s(%s) to clients\n",
+ tz->tz(), tz->tzlabel());
+ break;
+ }
+ }
+}
+
+void PmTimeLive::addTimezone(const char *string)
+{
+ TimeZone *tmp, *tzp;
+ QAction *tzAction;
+ char *label, *tz;
+ int handle;
+
+ if ((handle = pmNewZone(string)) < 0)
+ return;
+
+ if ((tz = strdup(string)) == NULL)
+ return;
+
+ if ((label = strdup(string + strlen(string) + 1)) == NULL) {
+ free(tz);
+ return;
+ }
+
+ for (int i = 0; i < my.tzlist.size(); i++) {
+ tmp = my.tzlist.at(i);
+ if (strcmp(tmp->tzlabel(), label) == 0) {
+ free(label);
+ free(tz);
+ return;
+ }
+ }
+
+ tzAction = new QAction(this);
+ tzAction->setCheckable(true);
+ tzAction->setToolTip(tz);
+ tzAction->setText(label);
+
+ tzp = new TimeZone(tz, label, tzAction, handle);
+ my.tzlist.append(tzp);
+
+ if (!my.tzActions) {
+ my.tzActions = new QActionGroup(this);
+ connect(my.tzActions, SIGNAL(selected(QAction *)) , this,
+ SLOT(setTimezone(QAction *)));
+ }
+ my.tzActions->addAction(tzAction);
+ optionsTimezoneAction->addActions(my.tzActions->actions());
+ console->post("PmTimeLive::addTimezone added TZ=%s label=%s", tz, label);
+}
+
+void PmTimeLive::setTime(PmTime::Packet *k, char *tzdata)
+{
+ if (tzdata != NULL)
+ addTimezone(tzdata);
+
+ if (my.first == true) {
+ bool reset = my.timer->isActive();
+
+ my.first = false;
+ my.pmtime.position = k->position;
+ my.pmtime.delta = k->delta;
+ my.timer->stop();
+ if (reset)
+ my.timer->start(timerInterval());
+ displayDeltaText();
+ displayPosition();
+ }
+}
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