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/****************************************************************************
**
** Copyright (C) 2019 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Design Tooling
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#pragma once
#include "curveeditorstyle.h"
#include "curvesegment.h"
#include "handleitem.h"
#include "keyframe.h"
#include "selectableitem.h"
#include "treeitem.h"
#include <string>
#include <QGraphicsObject>
namespace QmlDesigner {
class AnimationCurve;
class KeyframeItem;
class GraphicsScene;
class CurveItem : public CurveEditorItem
{
Q_OBJECT
signals:
void curveMessage(const QString& msg);
void curveChanged(unsigned int id, const AnimationCurve &curve);
void keyframeMoved(KeyframeItem *item, const QPointF &direction);
void handleMoved(KeyframeItem *frame, HandleItem::Slot slot, double angle, double deltaLength);
public:
CurveItem(unsigned int id, const AnimationCurve &curve, QGraphicsItem *parent = nullptr);
~CurveItem() override;
enum { Type = ItemTypeCurve };
int type() const override;
QRectF boundingRect() const override;
bool contains(const QPointF &point) const override;
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) override;
void lockedCallback() override;
bool isDirty() const;
bool hasActiveKeyframe() const;
bool hasActiveHandle() const;
bool hasSelectedKeyframe() const;
bool hasEditableSegment(double time) const;
bool isFirst(const KeyframeItem *key) const;
bool isLast(const KeyframeItem *key) const;
int indexOf(const KeyframeItem *key) const;
unsigned int id() const;
PropertyTreeItem::ValueType valueType() const;
PropertyTreeItem::Component component() const;
AnimationCurve curve(bool remap = false) const;
AnimationCurve resolvedCurve() const;
std::vector<AnimationCurve> curves() const;
QVector<KeyframeItem *> keyframes() const;
QVector<KeyframeItem *> selectedKeyframes() const;
QVector<HandleItem *> handles() const;
CurveSegment segment(const KeyframeItem *keyframe, HandleItem::Slot slot) const;
void restore();
void setDirty(bool dirty);
void setHandleVisibility(bool visible);
void setValueType(PropertyTreeItem::ValueType type);
void setComponent(PropertyTreeItem::Component comp);
void setCurve(const AnimationCurve &curve);
QRectF setComponentTransform(const QTransform &transform);
void setStyle(const CurveEditorStyle &style);
void setInterpolation(Keyframe::Interpolation interpolation);
void toggleUnified();
void connect(GraphicsScene *scene);
void insertKeyframeByTime(double time);
void deleteSelectedKeyframes();
void remapValue(double min, double max);
private:
void markDirty();
unsigned int m_id;
CurveItemStyleOption m_style;
PropertyTreeItem::ValueType m_type;
PropertyTreeItem::Component m_component;
QTransform m_transform;
QVector<KeyframeItem *> m_keyframes;
bool m_itemDirty;
};
} // End namespace QmlDesigner.
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