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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#pragma once
#include "tracing_global.h"
#include "timelinerenderpass.h"
#include <QVariant>
#include <QColor>
#include <QtQml/qqml.h>
#include <memory>
namespace Timeline {
class TimelineModelAggregator;
class TRACING_EXPORT TimelineModel : public QObject
{
Q_OBJECT
Q_PROPERTY(int modelId READ modelId CONSTANT FINAL)
Q_PROPERTY(QString displayName READ displayName WRITE setDisplayName NOTIFY displayNameChanged FINAL)
Q_PROPERTY(QString tooltip READ tooltip NOTIFY tooltipChanged FINAL)
Q_PROPERTY(QColor categoryColor READ categoryColor NOTIFY categoryColorChanged FINAL)
Q_PROPERTY(bool hasMixedTypesInExpandedState READ hasMixedTypesInExpandedState NOTIFY hasMixedTypesInExpandedStateChanged FINAL)
Q_PROPERTY(bool empty READ isEmpty NOTIFY contentChanged FINAL)
Q_PROPERTY(bool hidden READ hidden WRITE setHidden NOTIFY hiddenChanged FINAL)
Q_PROPERTY(bool expanded READ expanded WRITE setExpanded NOTIFY expandedChanged FINAL)
Q_PROPERTY(int height READ height NOTIFY heightChanged FINAL)
Q_PROPERTY(int expandedRowCount READ expandedRowCount NOTIFY contentChanged FINAL)
Q_PROPERTY(int collapsedRowCount READ collapsedRowCount NOTIFY contentChanged FINAL)
Q_PROPERTY(int rowCount READ rowCount NOTIFY rowCountChanged FINAL)
Q_PROPERTY(QVariantList labels READ labels NOTIFY labelsChanged FINAL)
Q_PROPERTY(int count READ count NOTIFY contentChanged FINAL)
Q_PROPERTY(int defaultRowHeight READ defaultRowHeight CONSTANT FINAL)
QML_ELEMENT
public:
class TimelineModelPrivate;
TimelineModel(TimelineModelAggregator *parent);
~TimelineModel() override;
// Methods implemented by the abstract model itself
bool isEmpty() const;
int modelId() const;
Q_INVOKABLE int collapsedRowHeight(int rowNumber) const;
Q_INVOKABLE int expandedRowHeight(int rowNumber) const;
Q_INVOKABLE int rowHeight(int rowNumber) const;
Q_INVOKABLE void setExpandedRowHeight(int rowNumber, int height);
Q_INVOKABLE int collapsedRowOffset(int rowNumber) const;
Q_INVOKABLE int expandedRowOffset(int rowNumber) const;
Q_INVOKABLE int rowOffset(int rowNumber) const;
int height() const;
int count() const;
Q_INVOKABLE qint64 duration(int index) const;
Q_INVOKABLE qint64 startTime(int index) const;
Q_INVOKABLE qint64 endTime(int index) const;
Q_INVOKABLE int selectionId(int index) const;
int firstIndex(qint64 startTime) const;
int lastIndex(qint64 endTime) const;
int bestIndex(qint64 timestamp) const;
int parentIndex(int index) const;
bool expanded() const;
bool hidden() const;
void setExpanded(bool expanded);
void setHidden(bool hidden);
void setDisplayName(const QString &displayName);
QString displayName() const;
int expandedRowCount() const;
int collapsedRowCount() const;
int rowCount() const;
QString tooltip() const;
void setTooltip(const QString &text);
QColor categoryColor() const;
void setCategoryColor(const QColor &color);
// if this is disabled, a click on the row label will select the single type it contains
bool hasMixedTypesInExpandedState() const;
void setHasMixedTypesInExpandedState(bool value);
// Methods which can optionally be implemented by child models.
Q_INVOKABLE virtual QRgb color(int index) const;
virtual QVariantList labels() const;
Q_INVOKABLE virtual QVariantMap details(int index) const;
Q_INVOKABLE virtual QVariantMap orderedDetails(int index) const;
Q_INVOKABLE virtual int expandedRow(int index) const;
Q_INVOKABLE virtual int collapsedRow(int index) const;
Q_INVOKABLE int row(int index) const;
// returned map should contain "file", "line", "column" properties, or be empty
Q_INVOKABLE virtual QVariantMap location(int index) const;
Q_INVOKABLE virtual int typeId(int index) const;
Q_INVOKABLE virtual bool handlesTypeId(int typeId) const;
Q_INVOKABLE virtual float relativeHeight(int index) const;
Q_INVOKABLE virtual qint64 rowMinValue(int rowNumber) const;
Q_INVOKABLE virtual qint64 rowMaxValue(int rowNumber) const;
Q_INVOKABLE int nextItemBySelectionId(int selectionId, qint64 time, int currentItem) const;
Q_INVOKABLE int nextItemByTypeId(int typeId, qint64 time, int currentItem) const;
Q_INVOKABLE int prevItemBySelectionId(int selectionId, qint64 time, int currentItem) const;
Q_INVOKABLE int prevItemByTypeId(int typeId, qint64 time, int currentItem) const;
static int defaultRowHeight();
virtual QList<const TimelineRenderPass *> supportedRenderPasses() const;
signals:
void expandedChanged();
void hiddenChanged();
void expandedRowHeightChanged(int row, int height);
void contentChanged();
void heightChanged();
void rowCountChanged();
void displayNameChanged();
void tooltipChanged();
void categoryColorChanged();
void hasMixedTypesInExpandedStateChanged();
void labelsChanged();
void detailsChanged();
protected:
QRgb colorBySelectionId(int index) const;
QRgb colorByFraction(double fraction) const;
QRgb colorByHue(int hue) const;
int insert(qint64 startTime, qint64 duration, int selectionId);
int insertStart(qint64 startTime, int selectionId);
void insertEnd(int index, qint64 duration);
void computeNesting();
void setCollapsedRowCount(int rows);
void setExpandedRowCount(int rows);
virtual void clear();
private:
std::unique_ptr<TimelineModelPrivate> d;
};
} // namespace Timeline
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