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// Copyright (C) 2018 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 <QEasingCurve>
#include <QMetaType>
#include <QPainterPath>
#include <QPointF>
#include <QDataStream>
#include <QDebug>
namespace QmlDesigner {
class EasingCurve : public QEasingCurve
{
public:
EasingCurve();
EasingCurve(const QEasingCurve &curve);
EasingCurve(const EasingCurve &curve);
EasingCurve(const QPointF &start, const QVector<QPointF> &points);
virtual ~EasingCurve();
EasingCurve &operator=(const EasingCurve &curve);
static bool IsValidIndex(int idx);
static void registerStreamOperators();
public:
int count() const;
int active() const;
int segmentCount() const;
bool hasActive() const;
bool isLegal() const;
bool isValidIndex(int idx) const;
bool isSmooth(int idx) const;
bool isHandle(int idx) const;
bool isLeftHandle(int idx) const;
QString toString() const;
QPointF start() const;
QPointF end() const;
QPainterPath path() const;
int curvePoint(int idx) const;
QPointF point(int idx) const;
int hit(const QPointF &point, double threshold) const;
public:
void makeDefault();
void clearActive();
void setActive(int idx);
void makeSmooth(int idx);
void breakTangent(int idx);
void addPoint(const QPointF &point);
void setPoint(int idx, const QPointF &point);
void movePoint(int idx, const QPointF &vector);
void deletePoint(int idx);
bool fromString(const QString &string);
void fromCubicSpline(const QVector<QPointF> &points);
friend QDebug &operator<<(QDebug &stream, const EasingCurve &curve);
friend QDataStream &operator<<(QDataStream &stream, const EasingCurve &curve);
friend QDataStream &operator>>(QDataStream &stream, EasingCurve &curve);
friend std::ostream &operator<<(std::ostream &stream, const EasingCurve &curve);
friend std::istream &operator>>(std::istream &stream, EasingCurve &curve);
private:
int m_active;
QPointF m_start;
std::vector<int> m_smoothIds;
};
class NamedEasingCurve
{
public:
NamedEasingCurve();
NamedEasingCurve(const QString &name, const EasingCurve &curve);
NamedEasingCurve(const NamedEasingCurve &other);
NamedEasingCurve &operator=(const NamedEasingCurve &other) = default;
virtual ~NamedEasingCurve();
QString name() const;
EasingCurve curve() const;
friend QDataStream &operator<<(QDataStream &stream, const NamedEasingCurve &curve);
friend QDataStream &operator>>(QDataStream &stream, NamedEasingCurve &curve);
private:
QString m_name;
EasingCurve m_curve;
};
} // namespace QmlDesigner
Q_DECLARE_METATYPE(QmlDesigner::EasingCurve);
Q_DECLARE_METATYPE(QmlDesigner::NamedEasingCurve);
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