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// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QKTXHANDLER_H
#define QKTXHANDLER_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "qtexturefilehandler_p.h"
#include <optional>
QT_BEGIN_NAMESPACE
struct KTXHeader;
class QKtxHandler : public QTextureFileHandler
{
public:
using QTextureFileHandler::QTextureFileHandler;
~QKtxHandler() override;
static bool canRead(const QByteArray &suffix, const QByteArray &block);
QTextureFileData read() override;
private:
bool checkHeader(const KTXHeader &header);
std::optional<QMap<QByteArray, QByteArray>> decodeKeyValues(QByteArrayView view) const;
quint32 decode(quint32 val) const;
bool inverseEndian = false;
};
QT_END_NAMESPACE
#endif // QKTXHANDLER_H
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