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QmlProfiler: reworked

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Change-Id: I66a236a024d76e7bef6edfb91ae30b5dd098b76b
Reviewed-by: Kai Koehne <kai.koehne@digia.com>
This commit is contained in:
Christiaan Janssen
2013-08-08 13:28:08 +02:00
parent 7764f35107
commit 0a3b20f5f9
62 changed files with 7925 additions and 3138 deletions
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470
src/plugins/qmlprofiler/timelinerenderer.cpp
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@@ -35,6 +35,7 @@
#include <QPixmap>
#include <QPainter>
#include <QGraphicsSceneMouseEvent>
#include <QVarLengthArray>
#include <math.h>
@@ -44,14 +45,26 @@ const int DefaultRowHeight = 30;
TimelineRenderer::TimelineRenderer(QDeclarativeItem *parent) :
QDeclarativeItem(parent), m_startTime(0), m_endTime(0), m_spacing(0),
m_lastStartTime(0), m_lastEndTime(0), m_profilerDataModel(0)
m_lastStartTime(0), m_lastEndTime(0)
, m_profilerModelProxy(0)
{
clearData();
setFlag(QGraphicsItem::ItemHasNoContents, false);
setAcceptedMouseButtons(Qt::LeftButton);
setAcceptHoverEvents(true);
for (int i=0; i<QmlDebug::MaximumQmlEventType; i++)
m_rowsExpanded << false;
}
void TimelineRenderer::setProfilerModelProxy(QObject *profilerModelProxy)
{
if (m_profilerModelProxy) {
disconnect(m_profilerModelProxy, SIGNAL(expandedChanged()), this, SLOT(requestPaint()));
}
m_profilerModelProxy = qobject_cast<TimelineModelAggregator *>(profilerModelProxy);
if (m_profilerModelProxy) {
connect(m_profilerModelProxy, SIGNAL(expandedChanged()), this, SLOT(requestPaint()));
}
emit profilerModelProxyChanged(m_profilerModelProxy);
}
void TimelineRenderer::componentComplete()
@@ -80,105 +93,68 @@ void TimelineRenderer::paint(QPainter *p, const QStyleOptionGraphicsItem *, QWid
m_spacing = qreal(width()) / windowDuration;
m_rowWidths.clear();
// The "1+" is because the reference screenshot features an empty row per type, in order to leave space for the title
for (int i=0; i<QmlDebug::MaximumQmlEventType; i++) {
m_rowWidths << 1 + (m_rowsExpanded[i] ? m_profilerDataModel->uniqueEventsOfType(i) :
m_profilerDataModel->maxNestingForType(i));
}
// event rows
m_rowStarts.clear();
int pos = 0;
for (int i=0; i<QmlDebug::MaximumQmlEventType; i++) {
m_rowStarts << pos;
pos += DefaultRowHeight * m_rowWidths[i];
}
p->setPen(Qt::transparent);
// speedup: don't draw overlapping events, just skip them
m_rowLastX.clear();
for (int i=0; i<QmlDebug::MaximumQmlEventType; i++)
for (int j=0; j<m_rowWidths[i]; j++)
m_rowLastX << -m_startTime * m_spacing;
int firstIndex = m_profilerDataModel->findFirstIndex(m_startTime);
int lastIndex = m_profilerDataModel->findLastIndex(m_endTime);
if (lastIndex < m_profilerDataModel->count()) {
drawItemsToPainter(p, firstIndex, lastIndex);
drawSelectionBoxes(p, firstIndex, lastIndex);
drawBindingLoopMarkers(p, firstIndex, lastIndex);
}
m_lastStartTime = m_startTime;
m_lastEndTime = m_endTime;
}
QColor TimelineRenderer::colorForItem(int itemIndex)
{
int ndx = m_profilerDataModel->getEventId(itemIndex);
return QColor::fromHsl((ndx*25)%360, 76, 166);
}
void TimelineRenderer::drawItemsToPainter(QPainter *p, int fromIndex, int toIndex)
{
int x, y, width, height, rowNumber, eventType;
for (int i = fromIndex; i <= toIndex; i++) {
x = (m_profilerDataModel->getStartTime(i) - m_startTime) * m_spacing;
eventType = m_profilerDataModel->getType(i);
if (m_rowsExpanded[eventType])
y = m_rowStarts[eventType] + DefaultRowHeight *
(m_profilerDataModel->eventPosInType(i) + 1);
else
y = m_rowStarts[eventType] + DefaultRowHeight *
m_profilerDataModel->getNestingLevel(i);
width = m_profilerDataModel->getDuration(i)*m_spacing;
if (width<1)
width = 1;
rowNumber = y/DefaultRowHeight;
if (m_rowLastX[rowNumber] > x+width)
continue;
m_rowLastX[rowNumber] = x+width;
// special: animations
if (eventType == 0 && m_profilerDataModel->getAnimationCount(i) >= 0) {
double scale = m_profilerDataModel->getMaximumAnimationCount() -
m_profilerDataModel->getMinimumAnimationCount();
double fraction;
if (scale > 1)
fraction = (double)(m_profilerDataModel->getAnimationCount(i) -
m_profilerDataModel->getMinimumAnimationCount()) / scale;
else
fraction = 1.0;
height = DefaultRowHeight * (fraction * 0.85 + 0.15);
y += DefaultRowHeight - height;
double fpsFraction = m_profilerDataModel->getFramerate(i) / 60.0;
if (fpsFraction > 1.0)
fpsFraction = 1.0;
p->setBrush(QColor::fromHsl((fpsFraction*96)+10, 76, 166));
p->drawRect(x, y, width, height);
} else {
// normal events
p->setBrush(colorForItem(i));
p->drawRect(x, y, width, DefaultRowHeight);
for (int modelIndex = 0; modelIndex < m_profilerModelProxy->modelCount(); modelIndex++) {
int lastIndex = m_profilerModelProxy->findLastIndex(modelIndex, m_endTime);
if (lastIndex >= 0 && lastIndex < m_profilerModelProxy->count(modelIndex)) {
int firstIndex = m_profilerModelProxy->findFirstIndex(modelIndex, m_startTime);
if (firstIndex >= 0) {
drawItemsToPainter(p, modelIndex, firstIndex, lastIndex);
if (m_selectedModel == modelIndex)
drawSelectionBoxes(p, modelIndex, firstIndex, lastIndex);
drawBindingLoopMarkers(p, modelIndex, firstIndex, lastIndex);
}
}
}
m_lastStartTime = m_startTime;
m_lastEndTime = m_endTime;
}
void TimelineRenderer::drawSelectionBoxes(QPainter *p, int fromIndex, int toIndex)
void TimelineRenderer::drawItemsToPainter(QPainter *p, int modelIndex, int fromIndex, int toIndex)
{
p->save();
p->setPen(Qt::transparent);
int modelRowStart = 0;
for (int mi = 0; mi < modelIndex; mi++)
modelRowStart += m_profilerModelProxy->rowCount(mi);
for (int i = fromIndex; i <= toIndex; i++) {
int x, y, width, height;
x = (m_profilerModelProxy->getStartTime(modelIndex, i) - m_startTime) * m_spacing;
int rowNumber = m_profilerModelProxy->getEventRow(modelIndex, i);
y = (modelRowStart + rowNumber) * DefaultRowHeight;
width = m_profilerModelProxy->getDuration(modelIndex, i) * m_spacing;
if (width < 1)
width = 1;
height = DefaultRowHeight * m_profilerModelProxy->getHeight(modelIndex, i);
y += DefaultRowHeight - height;
// normal events
p->setBrush(m_profilerModelProxy->getColor(modelIndex, i));
p->drawRect(x, y, width, height);
}
p->restore();
}
void TimelineRenderer::drawSelectionBoxes(QPainter *p, int modelIndex, int fromIndex, int toIndex)
{
if (m_selectedItem == -1)
return;
int id = m_profilerDataModel->getEventId(m_selectedItem);
p->setBrush(Qt::transparent);
int id = m_profilerModelProxy->getEventId(modelIndex, m_selectedItem);
int modelRowStart = 0;
for (int mi = 0; mi < modelIndex; mi++)
modelRowStart += m_profilerModelProxy->rowCount(mi);
p->save();
QColor selectionColor = Qt::blue;
if (m_selectionLocked)
selectionColor = QColor(96,0,255);
@@ -186,25 +162,18 @@ void TimelineRenderer::drawSelectionBoxes(QPainter *p, int fromIndex, int toInde
QPen lightPen(QBrush(selectionColor.lighter(130)), 2);
lightPen.setJoinStyle(Qt::MiterJoin);
p->setPen(lightPen);
p->setBrush(Qt::transparent);
int x, y, width, eventType;
p->setPen(lightPen);
int x, y, width;
QRect selectedItemRect(0,0,0,0);
for (int i = fromIndex; i <= toIndex; i++) {
if (m_profilerDataModel->getEventId(i) != id)
if (m_profilerModelProxy->getEventId(modelIndex, i) != id)
continue;
x = (m_profilerDataModel->getStartTime(i) - m_startTime) * m_spacing;
eventType = m_profilerDataModel->getType(i);
if (m_rowsExpanded[eventType])
y = m_rowStarts[eventType] + DefaultRowHeight *
(m_profilerDataModel->eventPosInType(i) + 1);
else
y = m_rowStarts[eventType] + DefaultRowHeight *
m_profilerDataModel->getNestingLevel(i);
x = (m_profilerModelProxy->getStartTime(modelIndex, i) - m_startTime) * m_spacing;
y = (modelRowStart + m_profilerModelProxy->getEventRow(modelIndex, i)) * DefaultRowHeight;
width = m_profilerDataModel->getDuration(i)*m_spacing;
width = m_profilerModelProxy->getDuration(modelIndex, i)*m_spacing;
if (width<1)
width = 1;
@@ -219,12 +188,14 @@ void TimelineRenderer::drawSelectionBoxes(QPainter *p, int fromIndex, int toInde
p->setPen(strongPen);
p->drawRect(selectedItemRect);
}
p->restore();
}
void TimelineRenderer::drawBindingLoopMarkers(QPainter *p, int fromIndex, int toIndex)
void TimelineRenderer::drawBindingLoopMarkers(QPainter *p, int modelIndex, int fromIndex, int toIndex)
{
int destindex;
int xfrom, xto, eventType;
int xfrom, xto;
int yfrom, yto;
int radius = DefaultRowHeight / 3;
QPen shadowPen = QPen(QColor("grey"),2);
@@ -234,38 +205,24 @@ void TimelineRenderer::drawBindingLoopMarkers(QPainter *p, int fromIndex, int to
p->save();
for (int i = fromIndex; i <= toIndex; i++) {
destindex = m_profilerDataModel->getBindingLoopDest(i);
destindex = m_profilerModelProxy->getBindingLoopDest(modelIndex, i);
if (destindex >= 0) {
// from
xfrom = (m_profilerDataModel->getStartTime(i) +
m_profilerDataModel->getDuration(i)/2 -
xfrom = (m_profilerModelProxy->getStartTime(modelIndex, i) +
m_profilerModelProxy->getDuration(modelIndex, i)/2 -
m_startTime) * m_spacing;
eventType = m_profilerDataModel->getType(i);
if (m_rowsExpanded[eventType])
yfrom = m_rowStarts[eventType] + DefaultRowHeight*
(m_profilerDataModel->eventPosInType(i) + 1);
else
yfrom = m_rowStarts[eventType] + DefaultRowHeight *
m_profilerDataModel->getNestingLevel(i);
yfrom = getYPosition(modelIndex, i);
yfrom += DefaultRowHeight / 2;
// to
xto = (m_profilerDataModel->getStartTime(destindex) +
m_profilerDataModel->getDuration(destindex)/2 -
xto = (m_profilerModelProxy->getStartTime(modelIndex, destindex) +
m_profilerModelProxy->getDuration(modelIndex, destindex)/2 -
m_startTime) * m_spacing;
eventType = m_profilerDataModel->getType(destindex);
if (m_rowsExpanded[eventType])
yto = m_rowStarts[eventType] + DefaultRowHeight *
(m_profilerDataModel->eventPosInType(destindex) + 1);
else
yto = m_rowStarts[eventType] + DefaultRowHeight *
m_profilerDataModel->getNestingLevel(destindex);
yto = getYPosition(modelIndex, destindex);
yto += DefaultRowHeight / 2;
// radius
int eventWidth = m_profilerDataModel->getDuration(i) * m_spacing;
int eventWidth = m_profilerModelProxy->getDuration(modelIndex, i) * m_spacing;
radius = 5;
if (radius * 2 > eventWidth)
radius = eventWidth / 2;
@@ -292,6 +249,17 @@ void TimelineRenderer::drawBindingLoopMarkers(QPainter *p, int fromIndex, int to
p->restore();
}
int TimelineRenderer::modelFromPosition(int y)
{
y = y / DefaultRowHeight;
for (int modelIndex = 0; modelIndex < m_profilerModelProxy->modelCount(); modelIndex++) {
y -= m_profilerModelProxy->rowCount(modelIndex);
if (y < 0)
return modelIndex;
}
return 0;
}
void TimelineRenderer::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
// special case: if there is a drag area below me, don't accept the
@@ -326,15 +294,17 @@ void TimelineRenderer::hoverMoveEvent(QGraphicsSceneHoverEvent *event)
void TimelineRenderer::manageClicked()
{
if (m_currentSelection.eventIndex != -1) {
if (m_currentSelection.eventIndex == m_selectedItem)
if (m_currentSelection.eventIndex == m_selectedItem && m_currentSelection.modelIndex == m_selectedModel)
setSelectionLocked(!m_selectionLocked);
else
setSelectionLocked(true);
emit itemPressed(m_currentSelection.eventIndex);
emit itemPressed(m_currentSelection.modelIndex, m_currentSelection.eventIndex);
} else {
// setSelectionLocked(false);
setSelectionLocked(false);
}
setSelectedModel(m_currentSelection.modelIndex);
setSelectedItem(m_currentSelection.eventIndex);
}
void TimelineRenderer::manageHovered(int x, int y)
@@ -344,6 +314,7 @@ void TimelineRenderer::manageHovered(int x, int y)
qint64 time = x * (m_endTime - m_startTime) / width() + m_startTime;
int row = y / DefaultRowHeight;
int modelIndex = modelFromPosition(y);
// already covered? nothing to do
if (m_currentSelection.eventIndex != -1 &&
@@ -354,34 +325,37 @@ void TimelineRenderer::manageHovered(int x, int y)
}
// find if there's items in the time range
int eventFrom = m_profilerDataModel->findFirstIndex(time);
int eventTo = m_profilerDataModel->findLastIndex(time);
if (eventTo < eventFrom || eventTo >= m_profilerDataModel->count()) {
int eventFrom = m_profilerModelProxy->findFirstIndex(modelIndex, time);
int eventTo = m_profilerModelProxy->findLastIndex(modelIndex, time);
if (eventFrom == -1 ||
eventTo < eventFrom || eventTo >= m_profilerModelProxy->count()) {
m_currentSelection.eventIndex = -1;
return;
}
int modelRowStart = 0;
for (int mi = 0; mi < modelIndex; mi++)
modelRowStart += m_profilerModelProxy->rowCount(mi);
// find if we are in the right column
int itemRow, eventType;
int itemRow;
for (int i=eventTo; i>=eventFrom; --i) {
if (ceil(m_profilerDataModel->getEndTime(i)*m_spacing) < floor(time*m_spacing))
if (ceil(m_profilerModelProxy->getEndTime(modelIndex, i)*m_spacing) < floor(time*m_spacing))
continue;
eventType = m_profilerDataModel->getType(i);
if (m_rowsExpanded[eventType])
itemRow = m_rowStarts[eventType]/DefaultRowHeight +
m_profilerDataModel->eventPosInType(i) + 1;
else
itemRow = m_rowStarts[eventType]/DefaultRowHeight +
m_profilerDataModel->getNestingLevel(i);
itemRow = modelRowStart + m_profilerModelProxy->getEventRow(modelIndex, i);
if (itemRow == row) {
// match
m_currentSelection.eventIndex = i;
m_currentSelection.startTime = m_profilerDataModel->getStartTime(i);
m_currentSelection.endTime = m_profilerDataModel->getEndTime(i);
m_currentSelection.startTime = m_profilerModelProxy->getStartTime(modelIndex, i);
m_currentSelection.endTime = m_profilerModelProxy->getEndTime(modelIndex, i);
m_currentSelection.row = row;
if (!m_selectionLocked)
m_currentSelection.modelIndex = modelIndex;
if (!m_selectionLocked) {
setSelectedModel(modelIndex);
setSelectedItem(i);
}
return;
}
}
@@ -400,131 +374,189 @@ void TimelineRenderer::clearData()
m_currentSelection.endTime = -1;
m_currentSelection.row = -1;
m_currentSelection.eventIndex = -1;
m_currentSelection.modelIndex = -1;
m_selectedItem = -1;
m_selectedModel = -1;
m_selectionLocked = true;
}
qint64 TimelineRenderer::getDuration(int index) const
int TimelineRenderer::getYPosition(int modelIndex, int index) const
{
Q_ASSERT(m_profilerDataModel);
return m_profilerDataModel->getEndTime(index) -
m_profilerDataModel->getStartTime(index);
}
QString TimelineRenderer::getFilename(int index) const
{
Q_ASSERT(m_profilerDataModel);
return m_profilerDataModel->getFilename(index);
}
int TimelineRenderer::getLine(int index) const
{
Q_ASSERT(m_profilerDataModel);
return m_profilerDataModel->getLine(index);
}
QString TimelineRenderer::getDetails(int index) const
{
Q_ASSERT(m_profilerDataModel);
return m_profilerDataModel->getDetails(index);
}
int TimelineRenderer::getYPosition(int index) const
{
Q_ASSERT(m_profilerDataModel);
if (index >= m_profilerDataModel->count() || m_rowStarts.isEmpty())
Q_ASSERT(m_profilerModelProxy);
if (index >= m_profilerModelProxy->count())
return 0;
int y, eventType = m_profilerDataModel->getType(index);
if (m_rowsExpanded[eventType])
y = m_rowStarts[eventType] + DefaultRowHeight *
(m_profilerDataModel->eventPosInType(index) + 1);
else
y = m_rowStarts[eventType] + DefaultRowHeight *
m_profilerDataModel->getNestingLevel(index);
return y;
}
void TimelineRenderer::setRowExpanded(int rowIndex, bool expanded)
{
m_rowsExpanded[rowIndex] = expanded;
update();
int modelRowStart = 0;
for (int mi = 0; mi < modelIndex; mi++)
modelRowStart += m_profilerModelProxy->rowCount(mi);
int y = DefaultRowHeight * (modelRowStart + m_profilerModelProxy->getEventRow(modelIndex, index));
return y;
}
void TimelineRenderer::selectNext()
{
if (m_profilerDataModel->count() == 0)
if (m_profilerModelProxy->count() == 0)
return;
// select next in view or after
int newIndex = m_selectedItem+1;
if (newIndex >= m_profilerDataModel->count())
newIndex = 0;
if (m_profilerDataModel->getEndTime(newIndex) < m_startTime)
newIndex = m_profilerDataModel->findFirstIndexNoParents(m_startTime);
setSelectedItem(newIndex);
qint64 searchTime = m_startTime;
if (m_selectedItem != -1)
searchTime = m_profilerModelProxy->getStartTime(m_selectedModel, m_selectedItem);
QVarLengthArray<int> itemIndexes(m_profilerModelProxy->modelCount());
for (int i = 0; i < m_profilerModelProxy->modelCount(); i++) {
if (m_profilerModelProxy->count(i) > 0) {
if (m_selectedModel == i) {
itemIndexes[i] = (m_selectedItem + 1) % m_profilerModelProxy->count(i);
} else {
if (m_profilerModelProxy->getStartTime(i, 0) > searchTime)
itemIndexes[i] = 0;
else
itemIndexes[i] = (m_profilerModelProxy->findLastIndex(i, searchTime) + 1) % m_profilerModelProxy->count(i);
}
} else {
itemIndexes[i] = -1;
}
}
int candidateModelIndex = -1;
qint64 candidateStartTime = m_profilerModelProxy->traceEndTime();
for (int i = 0; i < m_profilerModelProxy->modelCount(); i++) {
if (itemIndexes[i] == -1)
continue;
qint64 newStartTime = m_profilerModelProxy->getStartTime(i, itemIndexes[i]);
if (newStartTime > searchTime && newStartTime < candidateStartTime) {
candidateStartTime = newStartTime;
candidateModelIndex = i;
}
}
int itemIndex;
if (candidateModelIndex != -1) {
itemIndex = itemIndexes[candidateModelIndex];
} else {
// find the first index of them all (todo: the modelproxy should do this)
itemIndex = -1;
candidateStartTime = m_profilerModelProxy->traceEndTime();
for (int i = 0; i < m_profilerModelProxy->modelCount(); i++)
if (m_profilerModelProxy->count(i) > 0 &&
m_profilerModelProxy->getStartTime(i,0) < candidateStartTime) {
candidateModelIndex = i;
itemIndex = 0;
candidateStartTime = m_profilerModelProxy->getStartTime(i,0);
}
}
setSelectedModel(candidateModelIndex);
setSelectedItem(itemIndex);
}
void TimelineRenderer::selectPrev()
{
if (m_profilerDataModel->count() == 0)
if (m_profilerModelProxy->count() == 0)
return;
// select last in view or before
int newIndex = m_selectedItem-1;
if (newIndex < 0)
newIndex = m_profilerDataModel->count()-1;
if (m_profilerDataModel->getStartTime(newIndex) > m_endTime)
newIndex = m_profilerDataModel->findLastIndex(m_endTime);
setSelectedItem(newIndex);
qint64 searchTime = m_endTime;
if (m_selectedItem != -1)
searchTime = m_profilerModelProxy->getEndTime(m_selectedModel, m_selectedItem);
QVarLengthArray<int> itemIndexes(m_profilerModelProxy->modelCount());
for (int i = 0; i < m_profilerModelProxy->modelCount(); i++) {
if (m_selectedModel == i) {
itemIndexes[i] = m_selectedItem - 1;
if (itemIndexes[i] < 0)
itemIndexes[i] = m_profilerModelProxy->count(m_selectedModel) -1;
}
else
itemIndexes[i] = m_profilerModelProxy->findLastIndex(i, searchTime);
}
int candidateModelIndex = -1;
qint64 candidateStartTime = m_profilerModelProxy->traceStartTime();
for (int i = 0; i < m_profilerModelProxy->modelCount(); i++) {
if (itemIndexes[i] == -1
|| itemIndexes[i] >= m_profilerModelProxy->count(i))
continue;
qint64 newStartTime = m_profilerModelProxy->getStartTime(i, itemIndexes[i]);
if (newStartTime < searchTime && newStartTime > candidateStartTime) {
candidateStartTime = newStartTime;
candidateModelIndex = i;
}
}
int itemIndex = -1;
if (candidateModelIndex != -1) {
itemIndex = itemIndexes[candidateModelIndex];
} else {
// find the last index of them all (todo: the modelproxy should do this)
candidateModelIndex = 0;
candidateStartTime = m_profilerModelProxy->traceStartTime();
for (int i = 0; i < m_profilerModelProxy->modelCount(); i++)
if (m_profilerModelProxy->count(i) > 0 &&
m_profilerModelProxy->getStartTime(i,m_profilerModelProxy->count(i)-1) > candidateStartTime) {
candidateModelIndex = i;
itemIndex = m_profilerModelProxy->count(candidateModelIndex) - 1;
candidateStartTime = m_profilerModelProxy->getStartTime(i,m_profilerModelProxy->count(i)-1);
}
}
setSelectedModel(candidateModelIndex);
setSelectedItem(itemIndex);
}
int TimelineRenderer::nextItemFromId(int eventId) const
int TimelineRenderer::nextItemFromId(int modelIndex, int eventId) const
{
int ndx = -1;
if (m_selectedItem == -1)
ndx = m_profilerDataModel->findFirstIndexNoParents(m_startTime);
ndx = m_profilerModelProxy->findFirstIndexNoParents(modelIndex, m_startTime);
else
ndx = m_selectedItem + 1;
if (ndx >= m_profilerDataModel->count())
if (ndx < 0)
return -1;
if (ndx >= m_profilerModelProxy->count(modelIndex))
ndx = 0;
int startIndex = ndx;
do {
if (m_profilerDataModel->getEventId(ndx) == eventId)
if (m_profilerModelProxy->getEventId(modelIndex, ndx) == eventId)
return ndx;
ndx = (ndx + 1) % m_profilerDataModel->count();
ndx = (ndx + 1) % m_profilerModelProxy->count(modelIndex);
} while (ndx != startIndex);
return -1;
}
int TimelineRenderer::prevItemFromId(int eventId) const
int TimelineRenderer::prevItemFromId(int modelIndex, int eventId) const
{
int ndx = -1;
if (m_selectedItem == -1)
ndx = m_profilerDataModel->findFirstIndexNoParents(m_startTime);
ndx = m_profilerModelProxy->findFirstIndexNoParents(modelIndex, m_startTime);
else
ndx = m_selectedItem - 1;
if (ndx < 0)
ndx = m_profilerDataModel->count() - 1;
ndx = m_profilerModelProxy->count(modelIndex) - 1;
int startIndex = ndx;
do {
if (m_profilerDataModel->getEventId(ndx) == eventId)
if (m_profilerModelProxy->getEventId(modelIndex, ndx) == eventId)
return ndx;
if (--ndx < 0)
ndx = m_profilerDataModel->count()-1;
ndx = m_profilerModelProxy->count(modelIndex)-1;
} while (ndx != startIndex);
return -1;
}
void TimelineRenderer::selectNextFromId(int eventId)
void TimelineRenderer::selectNextFromId(int modelIndex, int eventId)
{
int eventIndex = nextItemFromId(eventId);
if (eventIndex != -1)
int eventIndex = nextItemFromId(modelIndex, eventId);
if (eventIndex != -1) {
setSelectedModel(modelIndex);
setSelectedItem(eventIndex);
}
}
void TimelineRenderer::selectPrevFromId(int eventId)
void TimelineRenderer::selectPrevFromId(int modelIndex, int eventId)
{
int eventIndex = prevItemFromId(eventId);
if (eventIndex != -1)
int eventIndex = prevItemFromId(modelIndex, eventId);
if (eventIndex != -1) {
setSelectedModel(modelIndex);
setSelectedItem(eventIndex);
}
}