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/****************************************************************************
**
** Copyright (C) 2019 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Design Tooling
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#include "keyframe.h"
#include <sstream>
namespace DesignTools {
Keyframe::Keyframe()
: m_interpolation(Interpolation::Undefined)
, m_unified(false)
, m_position()
, m_leftHandle()
, m_rightHandle()
, m_data()
{}
Keyframe::Keyframe(const QPointF &position)
: m_interpolation(Interpolation::Linear)
, m_unified(false)
, m_position(position)
, m_leftHandle()
, m_rightHandle()
, m_data()
{}
Keyframe::Keyframe(const QPointF &position, const QVariant &data)
: m_interpolation(Interpolation::Undefined)
, m_unified(false)
, m_position(position)
, m_leftHandle()
, m_rightHandle()
, m_data()
{
setData(data);
}
Keyframe::Keyframe(const QPointF &position, const QPointF &leftHandle, const QPointF &rightHandle)
: m_interpolation(Interpolation::Bezier)
, m_unified(false)
, m_position(position)
, m_leftHandle(leftHandle)
, m_rightHandle(rightHandle)
, m_data()
{}
bool Keyframe::isValid() const
{
return m_interpolation != Interpolation::Undefined;
}
bool Keyframe::hasData() const
{
return m_data.isValid();
}
bool Keyframe::isUnified() const
{
return m_unified;
}
bool Keyframe::hasLeftHandle() const
{
return !m_leftHandle.isNull();
}
bool Keyframe::hasRightHandle() const
{
return !m_rightHandle.isNull();
}
QPointF Keyframe::position() const
{
return m_position;
}
QPointF Keyframe::leftHandle() const
{
return m_leftHandle;
}
QPointF Keyframe::rightHandle() const
{
return m_rightHandle;
}
QVariant Keyframe::data() const
{
return m_data;
}
std::string Keyframe::string() const
{
std::stringstream istream;
if (m_interpolation == Interpolation::Linear)
istream << "L";
else if (m_interpolation == Interpolation::Bezier)
istream << "B";
else if (m_interpolation == Interpolation::Easing)
istream << "E";
std::stringstream sstream;
sstream << "[" << istream.str() << (hasData() ? "*" : "") << "Frame P: " << m_position.x()
<< ", " << m_position.y();
if (hasLeftHandle())
sstream << " L: " << m_leftHandle.x() << ", " << m_leftHandle.y();
if (hasRightHandle())
sstream << " R: " << m_rightHandle.x() << ", " << m_rightHandle.y();
sstream << "]";
return sstream.str();
}
Keyframe::Interpolation Keyframe::interpolation() const
{
return m_interpolation;
}
void Keyframe::setInterpolation(Interpolation interpol)
{
m_interpolation = interpol;
}
void Keyframe::setPosition(const QPointF &pos)
{
m_position = pos;
}
void Keyframe::setUnified(bool unified)
{
m_unified = unified;
}
void Keyframe::setLeftHandle(const QPointF &pos)
{
m_leftHandle = pos;
}
void Keyframe::setRightHandle(const QPointF &pos)
{
m_rightHandle = pos;
}
void Keyframe::setData(const QVariant &data)
{
if (data.type() == static_cast<int>(QMetaType::QEasingCurve))
m_interpolation = Interpolation::Easing;
m_data = data;
}
std::string toString(Keyframe::Interpolation interpol)
{
switch (interpol) {
case Keyframe::Interpolation::Undefined:
return "Interpolation::Undefined";
case Keyframe::Interpolation::Step:
return "Interpolation::Step";
case Keyframe::Interpolation::Linear:
return "Interpolation::Linear";
case Keyframe::Interpolation::Bezier:
return "Interpolation::Bezier";
case Keyframe::Interpolation::Easing:
return "Interpolation::Easing";
default:
return "Interpolation::Undefined";
}
}
} // End namespace DesignTools.
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