Files
oak-editor/app/widget/curvewidget/curveview.h
T
itsmattkc 8bf653925f curve/timeline: improved user interface behavior
* Implements "auto-fit" setting for curve view and sets it on open.
* Improves scroll zooming on all TimelineViewBase derivatives.
* Improves code sharing for better maintenance.
2020-06-23 05:25:34 +10:00

105 lines
2.4 KiB
C++

/***
Olive - Non-Linear Video Editor
Copyright (C) 2019 Olive Team
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
***/
#ifndef CURVEVIEW_H
#define CURVEVIEW_H
#include "beziercontrolpointitem.h"
#include "node/keyframe.h"
#include "widget/keyframeview/keyframeview.h"
#include "widget/keyframeview/keyframeviewitem.h"
OLIVE_NAMESPACE_ENTER
class CurveView : public KeyframeViewBase
{
Q_OBJECT
public:
CurveView(QWidget* parent = nullptr);
virtual ~CurveView() override;
virtual void Clear() override;
void SetTrackCount(int count);
void SetTrackVisible(int track, bool visible);
public slots:
void AddKeyframe(NodeKeyframePtr key);
void ZoomToFit();
protected:
virtual void drawBackground(QPainter* painter, const QRectF& rect) override;
virtual void KeyframeAboutToBeRemoved(NodeKeyframe *key) override;
virtual void ScaleChangedEvent(const double &scale) override;
virtual void VerticalScaleChangedEvent(double scale) override;
virtual void wheelEvent(QWheelEvent* event) override;
virtual void ContextMenuEvent(Menu &m) override;
private:
QList<NodeKeyframe*> GetKeyframesSortedByTime(int track);
qreal GetItemYFromKeyframeValue(NodeKeyframe* key);
qreal GetItemYFromKeyframeValue(double value);
void SetItemYFromKeyframeValue(NodeKeyframe* key, KeyframeViewItem* item);
QPointF ScalePoint(const QPointF& point);
void AdjustLines();
void CreateBezierControlPoints(KeyframeViewItem *item);
QColor GetKeyframeColor(int track) const;
int text_padding_;
int minimum_grid_space_;
QList<QGraphicsLineItem*> lines_;
QList<BezierControlPointItem*> bezier_control_points_;
QVector<bool> track_visible_;
int track_count_;
private slots:
void KeyframeValueChanged();
void KeyframeTypeChanged();
void SelectionChanged();
void BezierControlPointDestroyed();
};
OLIVE_NAMESPACE_EXIT
#endif // CURVEVIEW_H