SnapPolicy.h

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// SPDX-FileCopyrightText: 2026 fuddlesworth
// SPDX-License-Identifier: LGPL-2.1-or-later
 
#pragma once
 
#include <PhosphorAnimation/Interpolate.h> // kRectSizeEpsilonPx
#include <PhosphorAnimation/MotionSpec.h>
#include <PhosphorAnimation/Profile.h>
#include <PhosphorAnimation/RetargetPolicy.h>
#include <PhosphorAnimation/phosphoranimation_export.h>
 
#include <QRectF>
 
#include <optional>
 
namespace PhosphorAnimation {
 
class IMotionClock;
 
namespace SnapPolicy {
 
struct SnapParams
{
    Profile profile;
    RetargetPolicy retargetPolicy = RetargetPolicy::PreserveVelocity;
};
 
inline constexpr qreal kSnapSizeEpsilonPx = kRectSizeEpsilonPx;
 
PHOSPHORANIMATION_EXPORT std::optional<MotionSpec<QRectF>>
createSnapSpec(const QRectF& oldFrame, const QRectF& newFrame, const SnapParams& params, IMotionClock* clock);
 
} // namespace SnapPolicy
 
} // namespace PhosphorAnimation