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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.
**
****************************************************************************/
#pragma once
#include <QtGlobal>
#include <cmath>
QT_BEGIN_NAMESPACE
class QColor;
class QPalette;
class QPointF;
class QRectF;
class QTransform;
QT_END_NAMESPACE
#include <vector>
namespace QmlDesigner {
double scaleX(const QTransform &transform);
double scaleY(const QTransform &transform);
void grow(QRectF &rect, const QPointF &point);
QRectF bbox(const QRectF &rect, const QTransform &transform);
QPalette singleColorPalette(const QColor &color);
template<typename T>
inline void freeClear(T &vec)
{
for (auto *&el : vec)
delete el;
vec.clear();
}
template<typename TV, typename TC>
inline TV clamp(const TV &val, const TC &lo, const TC &hi)
{
return val < lo ? lo : (val > hi ? hi : val);
}
template<typename T>
inline T lerp(double blend, const T &a, const T &b)
{
return (1.0 - blend) * a + blend * b;
}
template<typename T>
inline T reverseLerp(double blend, const T &a, const T &b)
{
return (blend - b) / (a - b);
}
template<typename T>
inline int roundToInt(const T &val)
{
return static_cast<int>(std::round(val));
}
} // End namespace QmlDesigner.
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