##// END OF EJS Templates
Handles rendering properties for spectrograms...
Handles rendering properties for spectrograms Spectrogram's colormap uses gradient and is associated to the color scale of the plot

File last commit:

r884:9b45c5936f92
r921:76b9deb45018
Show More
TimeWidget.cpp
156 lines | 4.0 KiB | text/x-c | CppLexer
#include "TimeWidget/TimeWidget.h"
#include "ui_TimeWidget.h"
#include <Common/DateUtils.h>
#include <Common/MimeTypesDef.h>
#include <DragAndDrop/DragDropHelper.h>
#include <SqpApplication.h>
#include <Time/TimeController.h>
#include <QDrag>
#include <QDragEnterEvent>
#include <QDropEvent>
#include <QMimeData>
struct TimeWidget::TimeWidgetPrivate {
explicit TimeWidgetPrivate() {}
QPoint m_DragStartPosition;
};
TimeWidget::TimeWidget(QWidget *parent)
: QWidget{parent},
ui{new Ui::TimeWidget},
impl{spimpl::make_unique_impl<TimeWidgetPrivate>()}
{
ui->setupUi(this);
ui->applyToolButton->setIcon(sqpApp->style()->standardIcon(QStyle::SP_DialogApplyButton));
// Connection
connect(ui->startDateTimeEdit, &QDateTimeEdit::dateTimeChanged, this,
&TimeWidget::onTimeUpdateRequested);
connect(ui->endDateTimeEdit, &QDateTimeEdit::dateTimeChanged, this,
&TimeWidget::onTimeUpdateRequested);
connect(ui->applyToolButton, &QToolButton::clicked, &sqpApp->timeController(),
&TimeController::onTimeNotify);
// Initialisation
auto endDateTime = QDateTime::currentDateTimeUtc();
auto startDateTime = endDateTime.addSecs(-3600); // one hour before
ui->startDateTimeEdit->setDateTime(startDateTime);
ui->endDateTimeEdit->setDateTime(endDateTime);
auto dateTime = SqpRange{DateUtils::secondsSinceEpoch(startDateTime),
DateUtils::secondsSinceEpoch(endDateTime)};
sqpApp->timeController().onTimeToUpdate(dateTime);
}
TimeWidget::~TimeWidget()
{
delete ui;
}
void TimeWidget::setTimeRange(SqpRange time)
{
auto startDateTime = DateUtils::dateTime(time.m_TStart);
auto endDateTime = DateUtils::dateTime(time.m_TEnd);
ui->startDateTimeEdit->setDateTime(startDateTime);
ui->endDateTimeEdit->setDateTime(endDateTime);
}
SqpRange TimeWidget::timeRange() const
{
return SqpRange{DateUtils::secondsSinceEpoch(ui->startDateTimeEdit->dateTime()),
DateUtils::secondsSinceEpoch(ui->endDateTimeEdit->dateTime())};
}
void TimeWidget::onTimeUpdateRequested()
{
auto dateTime = timeRange();
emit timeUpdated(std::move(dateTime));
}
void TimeWidget::dragEnterEvent(QDragEnterEvent *event)
{
if (event->mimeData()->hasFormat(MIME_TYPE_TIME_RANGE)) {
event->acceptProposedAction();
setStyleSheet("QDateTimeEdit{background-color: #BBD5EE; border:2px solid #2A7FD4}");
}
else {
event->ignore();
}
}
void TimeWidget::dragLeaveEvent(QDragLeaveEvent *event)
{
setStyleSheet(QString());
}
void TimeWidget::dropEvent(QDropEvent *event)
{
if (event->mimeData()->hasFormat(MIME_TYPE_TIME_RANGE)) {
auto mimeData = event->mimeData()->data(MIME_TYPE_TIME_RANGE);
auto timeRange = TimeController::timeRangeForMimeData(mimeData);
setTimeRange(timeRange);
}
else {
event->ignore();
}
setStyleSheet(QString());
}
void TimeWidget::mousePressEvent(QMouseEvent *event)
{
if (event->button() == Qt::LeftButton) {
impl->m_DragStartPosition = event->pos();
}
QWidget::mousePressEvent(event);
}
void TimeWidget::mouseMoveEvent(QMouseEvent *event)
{
if (!(event->buttons() & Qt::LeftButton)) {
return;
}
if ((event->pos() - impl->m_DragStartPosition).manhattanLength()
< QApplication::startDragDistance()) {
return;
}
// Note: The management of the drag object is done by Qt
auto drag = new QDrag{this};
auto mimeData = new QMimeData;
auto timeData = TimeController::mimeDataForTimeRange(timeRange());
mimeData->setData(MIME_TYPE_TIME_RANGE, timeData);
drag->setMimeData(mimeData);
auto pixmap = QPixmap(size());
render(&pixmap);
drag->setPixmap(pixmap);
drag->setHotSpot(impl->m_DragStartPosition);
sqpApp->dragDropHelper().resetDragAndDrop();
// Note: The exec() is blocking on windows but not on linux and macOS
drag->exec(Qt::MoveAction | Qt::CopyAction);
QWidget::mouseMoveEvent(event);
}