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/****************************************************************************
**
** Copyright (C) 2020 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 <timelineeditor/timelinegraphicsscene.h>
#include <qmltimeline.h>
#include <QGraphicsScene>
#include <memory>
QT_FORWARD_DECLARE_CLASS(QGraphicsLinearLayout)
QT_FORWARD_DECLARE_CLASS(QComboBox)
namespace QmlDesigner {
class TransitionEditorView;
class TransitionEditorWidget;
class TransitionEditorToolBar;
class TransitionEditorGraphicsLayout;
class TimelineRulerSectionItem;
class TimelineFrameHandle;
class TimelineAbstractTool;
class TimelineMoveTool;
class TimelineKeyframeItem;
class TimelinePlaceholder;
class TimelineToolBar;
class TransitionEditorPropertyItem;
class TransitionEditorGraphicsScene : public AbstractScrollGraphicsScene
{
Q_OBJECT
signals:
void selectionChanged();
void scroll(const TimelineUtils::Side &side);
public:
explicit TransitionEditorGraphicsScene(TransitionEditorWidget *parent);
~TransitionEditorGraphicsScene() override;
void onShow();
void setTransition(const ModelNode &transition);
void clearTransition();
void setWidth(int width);
void invalidateLayout();
void setDuration(int duration);
TransitionEditorView *transitionEditorView() const;
TransitionEditorWidget *transitionEditorWidget() const;
TransitionEditorToolBar *toolBar() const;
qreal rulerScaling() const override;
int rulerWidth() const override;
qreal rulerDuration() const override;
qreal endFrame() const override;
qreal startFrame() const override;
qreal mapToScene(qreal x) const;
qreal mapFromScene(qreal x) const;
void setRulerScaling(int scaling);
void invalidateSectionForTarget(const ModelNode &modelNode);
void invalidateScene();
void invalidateCurrentValues();
void invalidateRecordButtonsStatus();
QGraphicsView *graphicsView() const;
QGraphicsView *rulerView() const;
QRectF selectionBounds() const;
void selectKeyframes(const SelectionMode &mode, const QList<TimelineKeyframeItem *> &items);
void clearSelection() override;
void activateLayout();
AbstractView *abstractView() const override;
ModelNode transitionModelNode() const;
TransitionEditorPropertyItem *selectedPropertyItem() const;
void setSelectedPropertyItem(TransitionEditorPropertyItem *item);
void invalidateScrollbar() override;
signals:
void statusBarMessageChanged(const QString &message);
protected:
bool event(QEvent *event) override;
void mousePressEvent(QGraphicsSceneMouseEvent *event) override;
void mouseMoveEvent(QGraphicsSceneMouseEvent *event) override;
void mouseReleaseEvent(QGraphicsSceneMouseEvent *event) override;
void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event) override;
void keyPressEvent(QKeyEvent *keyEvent) override;
void keyReleaseEvent(QKeyEvent *keyEvent) override;
private:
void invalidateSections();
QList<QGraphicsItem *> itemsAt(const QPointF &pos);
private:
TransitionEditorWidget *m_parent = nullptr;
TransitionEditorGraphicsLayout *m_layout = nullptr;
ModelNode m_transition;
int m_scrollOffset = 0;
TimelineToolDelegate m_tools;
TransitionEditorPropertyItem *m_selectedProperty = nullptr;
};
} // namespace QmlDesigner
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