Differential D10772 Diff 28474 src/assets/keyframes/model/rotoscoping/rotowidget.hpp

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src/assets/keyframes/model/rotoscoping/rotowidget.hpp

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		1		/*
		2		Copyright (C) 2018 Jean-Baptiste Mardelle <jb@kdenlive.org>
		3		This file is part of Kdenlive. See www.kdenlive.org.
		4
		5		This program is free software; you can redistribute it and/or
		6		modify it under the terms of the GNU General Public License as
		7		published by the Free Software Foundation; either version 2 of
		8		the License or (at your option) version 3 or any later version
		9		accepted by the membership of KDE e.V. (or its successor approved
		10		by the membership of KDE e.V.), which shall act as a proxy
		11		defined in Section 14 of version 3 of the license.
		12
		13		This program is distributed in the hope that it will be useful,
		14		but WITHOUT ANY WARRANTY; without even the implied warranty of
		15		MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		16		GNU General Public License for more details.
		17
		18		You should have received a copy of the GNU General Public License
		19		along with this program. If not, see <http://www.gnu.org/licenses/>.
		20		*/
		21
		22		#ifndef ROTOHELPER_H
		23		#define ROTOHELPER_H
		24
		25		#include "bpoint.h"
		26
		27		#include <QVariant>
		28		#include <QWidget>
		29		#include <QPersistentModelIndex>
		30
		31		class Monitor;
		32
		33		class RotoWidget : public QWidget
		34		{
		35		Q_OBJECT
		36
		37		public:
		38		/* @brief Construct a keyframe list bound to the given effect
		39		@param init_value is the value taken by the param at time 0.
		40		@param model is the asset this parameter belong to
		41		@param index is the index of this parameter in its model
		42		*/
		43		explicit RotoWidget(Monitor monitor, QPersistentModelIndex index, QWidget parent = nullptr);
		44		/** @brief Send signals to the monitor to update the qml overlay.
		45		@param returns : true if the monitor's connection was changed to active.
		46		*/
		47		bool connectMonitor(bool activate);
		48		/** @brief Returns a spline defined as string, based on its control points and frame size
		49		@param value : the control points
		50		@param frame: the frame size
		51		*/
		52		static QVariant getSpline(QVariant value, const QSize frame);
		53		/** @brief Returns a list of spline control points, based on its string definition and frame size
		54		@param value : the spline's string definition
		55		@param frame: the frame size
		56		*/
		57		static QList<BPoint> getPoints(QVariant value, const QSize frame);
		58
		59		private:
		60		Monitor *m_monitor;
		61		QPersistentModelIndex m_index;
		62		bool m_active;
		63
		64		private slots:
		65		void slotUpdateRotoMonitor(const QVariantList &v);
		66
		67		signals:
		68		void updateRotoKeyframe(QPersistentModelIndex, const QVariantList&);
		69		};
		70
		71		#endif
		72