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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef DIRECTEDVECTOR_H
#define DIRECTEDVECTOR_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "qquickdirection_p.h"
#include <QtQml/qqml.h>
QT_BEGIN_NAMESPACE
class QQuickItem;
class Q_QUICKPARTICLES_EXPORT QQuickTargetDirection : public QQuickDirection
{
Q_OBJECT
Q_PROPERTY(qreal targetX READ targetX WRITE setTargetX NOTIFY targetXChanged)
Q_PROPERTY(qreal targetY READ targetY WRITE setTargetY NOTIFY targetYChanged)
//If targetItem is set, X/Y are ignored. Aims at middle of item, use variation for variation
Q_PROPERTY(QQuickItem* targetItem READ targetItem WRITE setTargetItem NOTIFY targetItemChanged)
Q_PROPERTY(qreal targetVariation READ targetVariation WRITE setTargetVariation NOTIFY targetVariationChanged)
//TODO: An enum would be better
Q_PROPERTY(bool proportionalMagnitude READ proportionalMagnitude WRITE setProportionalMagnitude NOTIFY proprotionalMagnitudeChanged)
Q_PROPERTY(qreal magnitude READ magnitude WRITE setMagnitude NOTIFY magnitudeChanged)
Q_PROPERTY(qreal magnitudeVariation READ magnitudeVariation WRITE setMagnitudeVariation NOTIFY magnitudeVariationChanged)
QML_NAMED_ELEMENT(TargetDirection)
QML_ADDED_IN_VERSION(2, 0)
public:
explicit QQuickTargetDirection(QObject *parent = nullptr);
QPointF sample(const QPointF &from) override;
qreal targetX() const
{
return m_targetX;
}
qreal targetY() const
{
return m_targetY;
}
qreal targetVariation() const
{
return m_targetVariation;
}
qreal magnitude() const
{
return m_magnitude;
}
bool proportionalMagnitude() const
{
return m_proportionalMagnitude;
}
qreal magnitudeVariation() const
{
return m_magnitudeVariation;
}
QQuickItem* targetItem() const
{
return m_targetItem;
}
Q_SIGNALS:
void targetXChanged(qreal arg);
void targetYChanged(qreal arg);
void targetVariationChanged(qreal arg);
void magnitudeChanged(qreal arg);
void proprotionalMagnitudeChanged(bool arg);
void magnitudeVariationChanged(qreal arg);
void targetItemChanged(QQuickItem* arg);
public Q_SLOTS:
void setTargetX(qreal arg)
{
if (m_targetX != arg) {
m_targetX = arg;
Q_EMIT targetXChanged(arg);
}
}
void setTargetY(qreal arg)
{
if (m_targetY != arg) {
m_targetY = arg;
Q_EMIT targetYChanged(arg);
}
}
void setTargetVariation(qreal arg)
{
if (m_targetVariation != arg) {
m_targetVariation = arg;
Q_EMIT targetVariationChanged(arg);
}
}
void setMagnitude(qreal arg)
{
if (m_magnitude != arg) {
m_magnitude = arg;
Q_EMIT magnitudeChanged(arg);
}
}
void setProportionalMagnitude(bool arg)
{
if (m_proportionalMagnitude != arg) {
m_proportionalMagnitude = arg;
Q_EMIT proprotionalMagnitudeChanged(arg);
}
}
void setMagnitudeVariation(qreal arg)
{
if (m_magnitudeVariation != arg) {
m_magnitudeVariation = arg;
Q_EMIT magnitudeVariationChanged(arg);
}
}
void setTargetItem(QQuickItem* arg)
{
if (m_targetItem != arg) {
m_targetItem = arg;
Q_EMIT targetItemChanged(arg);
}
}
private:
qreal m_targetX;
qreal m_targetY;
qreal m_targetVariation;
bool m_proportionalMagnitude;
qreal m_magnitude;
qreal m_magnitudeVariation;
QQuickItem *m_targetItem;
};
QT_END_NAMESPACE
#endif // DIRECTEDVECTOR_H