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/****************************************************************************
**
** Copyright (C) 2018 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** 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.
**
****************************************************************************/
#pragma once
#include <istream>
#include <utils/icon.h>
#include <vector>
#include <QDataStream>
#include <QObject>
QT_FORWARD_DECLARE_CLASS(QEvent)
namespace QmlDesigner {
namespace TimelineUtils {
enum class Side { Top, Right, Bottom, Left };
inline bool isDeleteKey(int key)
{
return (key == Qt::Key_Backspace) || (key == Qt::Key_Delete);
}
template<typename T>
inline T clamp(const T &value, const T &lo, const T &hi)
{
return value < lo ? lo : value > hi ? hi : value;
}
template<typename T>
inline T lerp(const T &blend, const T &lhs, const T &rhs)
{
static_assert(std::is_floating_point<T>::value,
"TimelineUtils::lerp: For floating point types only!");
return blend * lhs + (1.0 - blend) * rhs;
}
template<typename T>
inline T reverseLerp(const T &val, const T &lhs, const T &rhs)
{
static_assert(std::is_floating_point<T>::value,
"TimelineUtils::reverseLerp: For floating point types only!");
return (val - rhs) / (lhs - rhs);
}
inline QIcon mergeIcons(const Utils::Icon &on, const Utils::Icon &off)
{
QIcon out;
out.addPixmap(on.pixmap(), QIcon::Normal, QIcon::On);
out.addPixmap(off.pixmap(), QIcon::Normal, QIcon::Off);
return out;
}
class DisableContextMenu : public QObject
{
Q_OBJECT
public:
explicit DisableContextMenu(QObject *parent = nullptr);
bool eventFilter(QObject *watched, QEvent *event) override;
};
} // End namespace TimelineUtils.
} // namespace QmlDesigner
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