FreeCAD / src /Gui /Navigation /NavigationAnimation.h

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// SPDX-License-Identifier: LGPL-2.1-or-later
/****************************************************************************
 *                                                                          *
 *   Copyright (c) 2023 Bas Ruigrok (Rexbas) <Rexbas@proton.me>             *
 *                                                                          *
 *   This file is part of FreeCAD.                                          *
 *                                                                          *
 *   FreeCAD is free software: you can redistribute it and/or modify it     *
 *   under the terms of the GNU Lesser General Public License as            *
 *   published by the Free Software Foundation, either version 2.1 of the   *
 *   License, or (at your option) any later version.                        *
 *                                                                          *
 *   FreeCAD 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       *
 *   Lesser General Public License for more details.                        *
 *                                                                          *
 *   You should have received a copy of the GNU Lesser General Public       *
 *   License along with FreeCAD. If not, see                                *
 *   <https://www.gnu.org/licenses/>.                                       *
 *                                                                          *
 ***************************************************************************/

#ifndef GUI_NAVIGATIONANIMATION_H
#define GUI_NAVIGATIONANIMATION_H

#include "Navigation/NavigationStyle.h"
#include <Inventor/SbRotation.h>
#include <Inventor/SbVec3f.h>
#include <QVariantAnimation>

namespace Gui
{

class GuiExport NavigationAnimation: protected QVariantAnimation
{
    Q_OBJECT
public:
    explicit NavigationAnimation(NavigationStyle* navigation);
    using QVariantAnimation::state;

Q_SIGNALS:
    void interrupted();

protected:
    NavigationStyle* navigation;

    virtual void initialize() = 0;
    virtual void update(const QVariant& value) = 0;
    virtual void onStop(bool finished);

private:
    void updateCurrentValue(const QVariant& value) override;

    friend class NavigationAnimator;
    friend class QObject;
};

class GuiExport FixedTimeAnimation: public NavigationAnimation
{
public:
    explicit FixedTimeAnimation(
        NavigationStyle* navigation,
        const SbRotation& orientation,
        const SbVec3f& rotationCenter,
        const SbVec3f& translation,
        int duration,
        const QEasingCurve::Type easingCurve
    );

private:
    float angularVelocity;   // [rad/ms]
    SbVec3f linearVelocity;  // [/ms]

    SbRotation targetOrientation;
    SbVec3f targetTranslation;

    float prevAngle;
    SbVec3f prevTranslation;

    SbVec3f rotationCenter;
    SbVec3f rotationAxis;

    void initialize() override;
    void update(const QVariant& value) override;
    void onStop(bool finished) override;
};

class GuiExport SpinningAnimation: public NavigationAnimation
{
public:
    explicit SpinningAnimation(NavigationStyle* navigation, const SbVec3f& axis, float velocity);

private:
    SbVec3f rotationAxis;
    float prevAngle;

    void initialize() override;
    void update(const QVariant& value) override;
    void onStop(bool finished) override;
};

}  // namespace Gui

#endif  // GUI_NAVIGATIONANIMATION_H

	// SPDX-License-Identifier: LGPL-2.1-or-later
	/****************************************************************************
	* *
	* Copyright (c) 2023 Bas Ruigrok (Rexbas) <Rexbas@proton.me> *
	* *
	* This file is part of FreeCAD. *
	* *
	* FreeCAD is free software: you can redistribute it and/or modify it *
	* under the terms of the GNU Lesser General Public License as *
	* published by the Free Software Foundation, either version 2.1 of the *
	* License, or (at your option) any later version. *
	* *
	* FreeCAD 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 *
	* Lesser General Public License for more details. *
	* *
	* You should have received a copy of the GNU Lesser General Public *
	* License along with FreeCAD. If not, see *
	* <https://www.gnu.org/licenses/>. *
	* *
	***************************************************************************/

	#ifndef GUI_NAVIGATIONANIMATION_H
	#define GUI_NAVIGATIONANIMATION_H

	#include "Navigation/NavigationStyle.h"
	#include <Inventor/SbRotation.h>
	#include <Inventor/SbVec3f.h>
	#include <QVariantAnimation>

	namespace Gui
	{

	class GuiExport NavigationAnimation: protected QVariantAnimation
	{
	Q_OBJECT
	public:
	explicit NavigationAnimation(NavigationStyle* navigation);
	using QVariantAnimation::state;

	Q_SIGNALS:
	void interrupted();

	protected:
	NavigationStyle* navigation;

	virtual void initialize() = 0;
	virtual void update(const QVariant& value) = 0;
	virtual void onStop(bool finished);

	private:
	void updateCurrentValue(const QVariant& value) override;

	friend class NavigationAnimator;
	friend class QObject;
	};

	class GuiExport FixedTimeAnimation: public NavigationAnimation
	{
	public:
	explicit FixedTimeAnimation(
	NavigationStyle* navigation,
	const SbRotation& orientation,
	const SbVec3f& rotationCenter,
	const SbVec3f& translation,
	int duration,
	const QEasingCurve::Type easingCurve
	);

	private:
	float angularVelocity; // [rad/ms]
	SbVec3f linearVelocity; // [/ms]

	SbRotation targetOrientation;
	SbVec3f targetTranslation;

	float prevAngle;
	SbVec3f prevTranslation;

	SbVec3f rotationCenter;
	SbVec3f rotationAxis;

	void initialize() override;
	void update(const QVariant& value) override;
	void onStop(bool finished) override;
	};

	class GuiExport SpinningAnimation: public NavigationAnimation
	{
	public:
	explicit SpinningAnimation(NavigationStyle* navigation, const SbVec3f& axis, float velocity);

	private:
	SbVec3f rotationAxis;
	float prevAngle;

	void initialize() override;
	void update(const QVariant& value) override;
	void onStop(bool finished) override;
	};

	} // namespace Gui

	#endif // GUI_NAVIGATIONANIMATION_H