Files
DRAMSys/extensions/apps/traceAnalyzer/presentation/tracescroller.cpp
2023-05-25 15:15:52 +02:00

318 lines
12 KiB
C++

/*
* Copyright (c) 2015, RPTU Kaiserslautern-Landau
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Authors:
* Janik Schlemminger
* Robert Gernhardt
* Matthias Jung
* Derek Christ
*/
#include "tracescroller.h"
#include "traceplotitem.h"
#include "util/engineeringScaleDraw.h"
#include <QItemSelectionModel>
#include <QMouseEvent>
#include <QWheelEvent>
#include <qwt_plot_zoneitem.h>
TraceScroller::TraceScroller(QWidget *parent)
: QwtPlot(parent), isInitialized(false),
drawingProperties(false, false, {DependencyOption::Disabled, DependencyTextOption::Disabled},
ColorGrouping::PhaseType)
{
setAxisScaleDraw(xBottom, new EngineeringScaleDraw);
canvas()->setCursor(Qt::ArrowCursor);
canvasClip = new QwtPlotZoneItem();
canvasClip->setZ(2);
canvasClip->attach(this);
}
void TraceScroller::init(TraceNavigator *navigator, TracePlot *tracePlot,
TracePlotLineDataSource *tracePlotLineDataSource)
{
Q_ASSERT(isInitialized == false);
isInitialized = true;
this->tracePlotLineDataSource = tracePlotLineDataSource;
this -> navigator = navigator;
connectNavigatorQ_SIGNALS();
const CommentModel *commentModel = navigator->getCommentModel();
QObject::connect(commentModel, &CommentModel::dataChanged,
this, &TraceScroller::commentsChanged);
QObject::connect(commentModel, &CommentModel::rowsRemoved,
this, &TraceScroller::commentsChanged);
QObject::connect(commentModel->selectionModel(), &QItemSelectionModel::selectionChanged,
this, &TraceScroller::commentsChanged);
QObject::connect(tracePlotLineDataSource, &TracePlotLineDataSource::modelChanged, this, &TraceScroller::updateAxis);
setUpDrawingProperties();
setUpAxis();
setUpTracePlotItem();
updateAxis();
getAndDrawComments();
this->tracePlot = tracePlot;
QObject::connect(tracePlot, SIGNAL(tracePlotZoomChanged()), this,
SLOT(tracePlotZoomChanged()));
tracePlotZoomChanged();
QObject::connect(tracePlot, SIGNAL(colorGroupingChanged(ColorGrouping)), this,
SLOT(colorGroupingChanged(ColorGrouping)));
QObject::connect(tracePlot, SIGNAL(tracePlotLinesChanged()), this, SLOT(updateAxis()));
}
void TraceScroller::setUpTracePlotItem()
{
TracePlotItem *tracePlotItem = new TracePlotItem(transactions, *navigator,
drawingProperties);
tracePlotItem->setZ(1);
tracePlotItem->attach(this);
}
void TraceScroller::setUpDrawingProperties()
{
drawingProperties.init(tracePlotLineDataSource);
drawingProperties.textColor = palette().text().color();
drawingProperties.numberOfRanks = navigator->GeneralTraceInfo().numberOfRanks;
drawingProperties.numberOfBankGroups = navigator->GeneralTraceInfo().numberOfBankGroups;
drawingProperties.numberOfBanks = navigator->GeneralTraceInfo().numberOfBanks;
drawingProperties.banksPerRank = drawingProperties.numberOfBanks / drawingProperties.numberOfRanks;
drawingProperties.groupsPerRank = drawingProperties.numberOfBankGroups / drawingProperties.numberOfRanks;
drawingProperties.banksPerGroup = drawingProperties.numberOfBanks / drawingProperties.numberOfBankGroups;
drawingProperties.per2BankOffset = navigator->GeneralTraceInfo().per2BankOffset;
}
void TraceScroller::setUpAxis()
{
axisScaleDraw(yLeft)->enableComponent(QwtAbstractScaleDraw::Labels, false );
axisScaleDraw(yLeft)->enableComponent(QwtAbstractScaleDraw::Ticks, false );
}
void TraceScroller::updateAxis()
{
setAxisScale(yLeft, -1, drawingProperties.getNumberOfDisplayedLines(), 1.0);
replot();
}
void TraceScroller::connectNavigatorQ_SIGNALS()
{
QObject::connect(navigator, SIGNAL(currentTraceTimeChanged()), this,
SLOT(currentTraceTimeChanged()));
QObject::connect(navigator, SIGNAL(selectedTransactionsChanged()), this,
SLOT(selectedTransactionsChanged()));
}
Timespan TraceScroller::GetCurrentTimespan()
{
traceTime deltaOnTracePlot = navigator->GeneralTraceInfo().span.End() -
tracePlot->ZoomLevel();
traceTime deltaOnTraceScroller = navigator->GeneralTraceInfo().span.End() -
zoomLevel;
traceTime newBegin = static_cast<traceTime>
(tracePlot->GetCurrentTimespan().Begin() * (1.0 * deltaOnTraceScroller) /
deltaOnTracePlot);
Timespan span(newBegin, newBegin + zoomLevel);
if (span.Begin() < 0)
span.shift(-span.Begin());
else if (span.End() > navigator->GeneralTraceInfo().span.End())
span.shift(navigator->GeneralTraceInfo().span.End() - span.End());
return span;
}
void TraceScroller::getAndDrawComments()
{
const CommentModel *commentModel = navigator->getCommentModel();
QList<QModelIndex> selectedRows = commentModel->selectionModel()->selectedRows();
for (int row = 0; row < commentModel->rowCount(); row++)
{
QModelIndex timeIndex = commentModel->index(row, static_cast<int>(CommentModel::Column::Time));
bool selected = std::find(selectedRows.begin(), selectedRows.end(), commentModel->index(row, 0)) != selectedRows.end();
QwtPlotMarker *maker = new QwtPlotMarker();
maker->setXValue(static_cast<double>(timeIndex.data(Qt::UserRole).toLongLong()));
maker->setLineStyle(QwtPlotMarker::LineStyle::VLine);
maker->setLinePen(QColor(selected ? Qt::red : Qt::blue), 2);
maker->attach(this);
}
}
/* Q_SLOTS
*
*
*/
void TraceScroller::selectedTransactionsChanged()
{
replot();
}
void TraceScroller::colorGroupingChanged(ColorGrouping colorGrouping)
{
drawingProperties.colorGrouping = colorGrouping;
replot();
}
void TraceScroller::currentTraceTimeChanged()
{
bool drawDependencies = drawingProperties.drawDependenciesOption.draw != DependencyOption::Disabled;
Timespan spanOnTracePlot = tracePlot->GetCurrentTimespan();
canvasClip->setInterval(spanOnTracePlot.Begin(), spanOnTracePlot.End());
Timespan span = GetCurrentTimespan();
transactions = navigator->TraceFile().getTransactionsInTimespan(span, drawDependencies);
if (drawDependencies)
{
navigator->TraceFile().updateDependenciesInTimespan(span);
}
setAxisScale(xBottom, span.Begin(), span.End());
replot();
}
void TraceScroller::commentsChanged()
{
detachItems(QwtPlotItem::Rtti_PlotMarker);
getAndDrawComments();
replot();
}
void TraceScroller::tracePlotZoomChanged()
{
zoomLevel = tracePlot->ZoomLevel() * tracePlotEnlargementFactor;
if (zoomLevel > navigator->GeneralTraceInfo().span.timeCovered())
zoomLevel = navigator->GeneralTraceInfo().span.timeCovered();
}
bool TraceScroller::eventFilter( QObject *object, QEvent *event )
{
if (object == canvas()) {
static bool clipDragged = false;
static bool leftMousePressed = false;
static int mouseDownX = 0;
static traceTime mouseDownTracePlotTime = 0;
switch (event->type()) {
case QEvent::Wheel : {
QWheelEvent *wheelEvent = static_cast<QWheelEvent *>(event);
traceTime offset;
int speed = 4;
(wheelEvent->angleDelta().y() > 0) ? offset = -zoomLevel * speed : offset = zoomLevel *
speed;
navigator->navigateToTime(navigator->CurrentTraceTime() + offset);
return true;
}
case QEvent::MouseButtonDblClick: {
QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
traceTime time = invTransform(xBottom, mouseEvent->x());
navigator->navigateToTime(time);
return true;
}
case QEvent::MouseButtonPress: {
QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
if (mouseEvent->button() == Qt::LeftButton) {
canvas()->setCursor(Qt::ClosedHandCursor);
leftMousePressed = true;
mouseDownTracePlotTime = tracePlot->GetCurrentTimespan().Middle();
mouseDownX = mouseEvent->x();
if (tracePlot->GetCurrentTimespan().contains(invTransform(xBottom,
mouseEvent->x())))
clipDragged = true;
else
clipDragged = false;
return true;
} else if (mouseEvent->button() == Qt::RightButton) {
navigator->navigateToTime(static_cast<traceTime>(invTransform(xBottom,
mouseEvent->x())));
return true;
}
}
case QEvent::MouseButtonRelease: {
QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
if (mouseEvent->button() == Qt::LeftButton) {
clipDragged = false;
leftMousePressed = false;
canvas()->setCursor(Qt::ArrowCursor);
return true;
}
}
case QEvent::MouseMove: {
QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
if (leftMousePressed) {
if (clipDragged) {
double clipWidth = transform(xBottom,
tracePlot->ZoomLevel()) - transform(xBottom, 0);
if (mouseEvent->x() < clipWidth / 2) {
navigator->navigateToTime(0);
} else if (mouseEvent->x() > canvas()->width() - clipWidth / 2) {
navigator->navigateToTime(navigator->GeneralTraceInfo().span.End());
} else {
traceTime time = static_cast<traceTime>((mouseEvent->x() - clipWidth / 2) /
(canvas()->width() - clipWidth) * (navigator->GeneralTraceInfo().span.End() -
tracePlot->ZoomLevel()));
navigator->navigateToTime(time);
}
} else {
traceTime deltaTime = invTransform(xBottom, mouseDownX) - invTransform(xBottom,
mouseEvent->x());
navigator->navigateToTime(mouseDownTracePlotTime + deltaTime);
}
return true;
}
}
default:
break;
}
}
return false;
}