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/****************************************************************************
**
** Copyright (C) 2018 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** 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 "timelineabstracttool.h"
#include <QList>
QT_FORWARD_DECLARE_CLASS(QGraphicsItem)
QT_FORWARD_DECLARE_CLASS(QGraphicsRectItem)
namespace QmlDesigner {
class TimelineToolDelegate;
class TimelineKeyframeItem;
class TimelineBarItem;
class TimelineGraphicsScene;
enum class SelectionMode { New, Add, Remove, Toggle };
class TimelineSelectionTool : public TimelineAbstractTool
{
public:
explicit TimelineSelectionTool(AbstractScrollGraphicsScene *scene, TimelineToolDelegate *delegate);
~TimelineSelectionTool() override;
static SelectionMode selectionMode(QGraphicsSceneMouseEvent *event);
void mousePressEvent(TimelineMovableAbstractItem *item,
QGraphicsSceneMouseEvent *event) override;
void mouseMoveEvent(TimelineMovableAbstractItem *item, QGraphicsSceneMouseEvent *event) override;
void mouseReleaseEvent(TimelineMovableAbstractItem *item,
QGraphicsSceneMouseEvent *event) override;
void mouseDoubleClickEvent(TimelineMovableAbstractItem *item,
QGraphicsSceneMouseEvent *event) override;
void keyPressEvent(QKeyEvent *keyEvent) override;
void keyReleaseEvent(QKeyEvent *keyEvent) override;
private:
void deselect();
void reset();
void resetHighlights();
void aboutToSelect(SelectionMode mode, QList<QGraphicsItem *> items);
void commitSelection(SelectionMode mode);
private:
QGraphicsRectItem *m_selectionRect;
QList<TimelineKeyframeItem *> m_aboutToSelectBuffer;
QList<qreal> m_playbackLoopTimeSteps;
};
} // namespace QmlDesigner
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