Files
oak-editor/app/widget/curvewidget/curveview.h
T
2025-08-05 17:12:49 +08:00

133 lines
3.7 KiB
C++

/*
* Olive Community Edition - Non-Linear Video Editor
* Copyright (C) 2025 Olive CE 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 "node/keyframe.h"
#include "widget/keyframeview/keyframeview.h"
#include "widget/slider/floatslider.h"
namespace olive
{
class CurveView : public KeyframeView {
Q_OBJECT
public:
CurveView(QWidget *parent = nullptr);
void ConnectInput(const NodeKeyframeTrackReference &ref);
void DisconnectInput(const NodeKeyframeTrackReference &ref);
void SelectKeyframesOfInput(const NodeKeyframeTrackReference &ref);
void SetKeyframeTrackColor(const NodeKeyframeTrackReference &ref,
const QColor &color);
const QHash<NodeKeyframeTrackReference, KeyframeViewInputConnection *> &
GetConnections() const
{
return track_connections_;
}
public slots:
void ZoomToFit();
void ZoomToFitSelected();
void ResetZoom();
protected:
virtual void drawBackground(QPainter *painter, const QRectF &rect) override;
virtual void drawForeground(QPainter *painter, const QRectF &rect) override;
virtual void ContextMenuEvent(Menu &m) override;
virtual void SceneRectUpdateEvent(QRectF &r) override;
virtual qreal GetKeyframeSceneY(KeyframeViewInputConnection *track,
NodeKeyframe *key) override;
virtual void DrawKeyframe(QPainter *painter, NodeKeyframe *key,
KeyframeViewInputConnection *track,
const QRectF &key_rect) override;
virtual bool FirstChanceMousePress(QMouseEvent *event) override;
virtual void FirstChanceMouseMove(QMouseEvent *event) override;
virtual void FirstChanceMouseRelease(QMouseEvent *event) override;
virtual void KeyframeDragStart(QMouseEvent *event) override;
virtual void KeyframeDragMove(QMouseEvent *event, QString &tip) override;
virtual void KeyframeDragRelease(QMouseEvent *event,
MultiUndoCommand *command) override;
private:
void ZoomToFitInternal(bool selected_only);
qreal GetItemYFromKeyframeValue(NodeKeyframe *key);
qreal GetUnscaledItemYFromKeyframeValue(NodeKeyframe *key);
QPointF ScalePoint(const QPointF &point);
static FloatSlider::DisplayType
GetFloatDisplayTypeFromKeyframe(NodeKeyframe *key);
static double GetOffsetFromKeyframe(NodeKeyframe *key);
void AdjustLines();
QPointF GetKeyframePosition(NodeKeyframe *key);
static QPointF
GenerateBezierControlPosition(const NodeKeyframe::BezierType mode,
const QPointF &start_point,
const QPointF &scaled_cursor_diff);
QPointF GetScaledCursorPos(const QPointF &cursor_pos);
QHash<NodeKeyframeTrackReference, QColor> keyframe_colors_;
QHash<NodeKeyframeTrackReference, KeyframeViewInputConnection *>
track_connections_;
int text_padding_;
int minimum_grid_space_;
QVector<NodeKeyframeTrackReference> connected_inputs_;
struct BezierPoint {
QRectF rect;
NodeKeyframe *keyframe;
NodeKeyframe::BezierType type;
};
QVector<BezierPoint> bezier_pts_;
const BezierPoint *dragging_bezier_pt_;
QPointF dragging_bezier_point_start_;
QPointF dragging_bezier_point_opposing_start_;
QPointF drag_start_;
QVector<QVariant> drag_keyframe_values_;
};
}
#endif // CURVEVIEW_H