85 lines
2.3 KiB
C++
85 lines
2.3 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2022 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 DRAGGABLEGIZMO_H
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#define DRAGGABLEGIZMO_H
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#include "gizmo.h"
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#include "node/inputdragger.h"
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#include "undo/undocommand.h"
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namespace olive {
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class DraggableGizmo : public NodeGizmo
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{
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Q_OBJECT
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public:
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/// Changes what the X/Y coordinates emitted from HandleMovement specify
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enum DragValueBehavior {
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/// X/Y will be the exact mouse coordinates (in sequence pixels)
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kAbsolute,
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/// X/Y will be the movement since the last time HandleMovement was called
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kDeltaFromPrevious,
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/// X/Y will be the movement from the start of the drag
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kDeltaFromStart
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};
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explicit DraggableGizmo(QObject *parent = nullptr);
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void DragStart(const NodeValueRow &row, double abs_x, double abs_y, const olive::core::rational &time);
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void DragMove(double x, double y, const Qt::KeyboardModifiers &modifiers);
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void DragEnd(olive::MultiUndoCommand *command);
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void AddInput(const NodeKeyframeTrackReference &input)
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{
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inputs_.append(input);
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draggers_.append(NodeInputDragger());
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}
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QVector<NodeInputDragger> &GetDraggers()
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{
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return draggers_;
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}
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DragValueBehavior GetDragValueBehavior() const { return drag_value_behavior_; }
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void SetDragValueBehavior(DragValueBehavior d) { drag_value_behavior_ = d; }
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signals:
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void HandleStart(const olive::NodeValueRow &row, double x, double y, const olive::core::rational &time);
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void HandleMovement(double x, double y, const Qt::KeyboardModifiers &modifiers);
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private:
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QVector<NodeKeyframeTrackReference> inputs_;
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QVector<NodeInputDragger> draggers_;
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DragValueBehavior drag_value_behavior_;
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};
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}
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#endif // DRAGGABLEGIZMO_H
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