123 lines
3.6 KiB
C++
123 lines
3.6 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2021 Olive Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#ifndef CURVEVIEW_H
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#define CURVEVIEW_H
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#include "node/keyframe.h"
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#include "widget/keyframeview/keyframeview.h"
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#include "widget/slider/floatslider.h"
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namespace olive {
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class CurveView : public KeyframeView
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{
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Q_OBJECT
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public:
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CurveView(QWidget* parent = nullptr);
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void ConnectInput(const NodeKeyframeTrackReference &ref);
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void DisconnectInput(const NodeKeyframeTrackReference &ref);
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void SelectKeyframesOfInput(const NodeKeyframeTrackReference &ref);
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void SetKeyframeTrackColor(const NodeKeyframeTrackReference& ref, const QColor& color);
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public slots:
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void ZoomToFit();
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void ZoomToFitSelected();
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void ResetZoom();
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protected:
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virtual void drawBackground(QPainter* painter, const QRectF& rect) override;
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virtual void drawForeground(QPainter *painter, const QRectF &rect) override;
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virtual void ContextMenuEvent(Menu &m) override;
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virtual void SceneRectUpdateEvent(QRectF &r) override;
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virtual qreal GetKeyframeSceneY(KeyframeViewInputConnection *track, NodeKeyframe *key) override;
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virtual void DrawKeyframe(QPainter *painter, NodeKeyframe *key, KeyframeViewInputConnection *track, const QRectF &key_rect) override;
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virtual bool FirstChanceMousePress(QMouseEvent *event) override;
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virtual void FirstChanceMouseMove(QMouseEvent *event) override;
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virtual void FirstChanceMouseRelease(QMouseEvent *event) override;
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virtual void KeyframeDragStart(QMouseEvent *event) override;
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virtual void KeyframeDragMove(QMouseEvent *event, QString &tip) override;
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virtual void KeyframeDragRelease(QMouseEvent *event, MultiUndoCommand *command) override;
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private:
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void ZoomToFitInternal(bool selected_only);
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qreal GetItemYFromKeyframeValue(NodeKeyframe* key);
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qreal GetUnscaledItemYFromKeyframeValue(NodeKeyframe* key);
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QPointF ScalePoint(const QPointF& point);
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static FloatSlider::DisplayType GetFloatDisplayTypeFromKeyframe(NodeKeyframe *key);
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static double GetOffsetFromKeyframe(NodeKeyframe *key);
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void AdjustLines();
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QPointF GetKeyframePosition(NodeKeyframe *key);
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static QPointF GenerateBezierControlPosition(const NodeKeyframe::BezierType mode,
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const QPointF& start_point,
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const QPointF& scaled_cursor_diff);
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QPointF GetScaledCursorPos(const QPointF &cursor_pos);
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QHash<NodeKeyframeTrackReference, QColor> keyframe_colors_;
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QHash<NodeKeyframeTrackReference, KeyframeViewInputConnection*> track_connections_;
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int text_padding_;
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int minimum_grid_space_;
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QVector<NodeKeyframeTrackReference> connected_inputs_;
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struct BezierPoint
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{
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QRectF rect;
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NodeKeyframe *keyframe;
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NodeKeyframe::BezierType type;
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};
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QVector<BezierPoint> bezier_pts_;
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const BezierPoint *dragging_bezier_pt_;
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QPointF dragging_bezier_point_start_;
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QPointF dragging_bezier_point_opposing_start_;
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QPointF drag_start_;
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QVector<QVariant> drag_keyframe_values_;
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};
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}
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#endif // CURVEVIEW_H
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