contrast.h

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/*
    SPDX-FileCopyrightText: 2015 Martin Gräßlin <mgraesslin@kde.org>
    SPDX-FileCopyrightText: 2015 Marco Martin <mart@kde.org>
 
    SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
*/
#pragma once
 
#include "kwin_export.h"
 
#include <memory>
#include <optional>
 
#include <QColor>
#include <QObject>
 
struct wl_resource;
 
namespace KWin
{
class Display;
class ContrastManagerInterfacePrivate;
class ContrastInterfacePrivate;
 
class KWIN_EXPORT ContrastManagerInterface : public QObject
{
    Q_OBJECT
 
public:
    explicit ContrastManagerInterface(Display *display, QObject *parent = nullptr);
    ~ContrastManagerInterface() override;
 
    void remove();
 
private:
    std::unique_ptr<ContrastManagerInterfacePrivate> d;
};
 
class KWIN_EXPORT ContrastInterface : public QObject
{
    Q_OBJECT
public:
    ~ContrastInterface() override;
 
    QRegion region() const;
    qreal contrast() const;
    qreal intensity() const;
    qreal saturation() const;
    QColor frost() const;
 
private:
    explicit ContrastInterface(wl_resource *resource);
    friend class ContrastManagerInterfacePrivate;
 
    std::unique_ptr<ContrastInterfacePrivate> d;
};
 
}