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/****************************************************************************
**
** Copyright (C) 2008 NVIDIA Corporation.
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt 3D Studio.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** 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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#pragma once
#include <EASTL/string.h>
#include <EASTL/vector.h>
#include "Qt3DSDMHandles.h"
#include "Qt3DSDMDataTypes.h"
#include "foundation/Qt3DSDataRef.h"
#include "Qt3DSDMValue.h"
#include <QStringList>
namespace qt3dsdm {
struct AdditionalMetaDataType {
enum Value {
None,
StringList,
Range,
Image,
Color,
Rotation,
Font,
FontSize,
MultiLine,
ObjectRef,
Mesh,
Import,
Texture,
Renderable,
PathBuffer,
ShadowMapResolution,
String,
};
Q_ENUM(Value)
Q_GADGET
};
// List type metadata
typedef eastl::vector<TCharStr> TMetaDataStringList;
// Float type metadata
struct SMetaDataRange
{
SMetaDataRange() {}
SMetaDataRange(float min, float max, int decimals = -1)
: m_min(min)
, m_max(max)
, m_decimals(decimals)
{
}
bool operator==(const SMetaDataRange &other) const
{
// no need to check m_decimals for quality as it is not significant to the range value
return m_min == other.m_min && m_max == other.m_max;
}
float m_min = 0.0f;
float m_max = 0.0f;
int m_decimals = -1; // num decimals to show, -1: dynamically calculated
};
}
namespace qt3ds {
namespace foundation {
template <>
struct DestructTraits<qt3dsdm::SMetaDataRange>
{
void destruct(qt3dsdm::SMetaDataRange &) {}
};
}
}
namespace qt3dsdm {
template <typename TDataType>
struct SMetaDataTypeToEnumMap
{
};
template <>
struct SMetaDataTypeToEnumMap<eastl::vector<TCharStr>>
{
static AdditionalMetaDataType::Value getType() { return AdditionalMetaDataType::StringList; }
};
template <>
struct SMetaDataTypeToEnumMap<SMetaDataRange>
{
static AdditionalMetaDataType::Value getType() { return AdditionalMetaDataType::Range; }
};
struct SMetaDataValueTraits
{
typedef AdditionalMetaDataType::Value TIdType;
enum {
TBufferSize = sizeof(TMetaDataStringList),
};
static TIdType getNoDataId() { return AdditionalMetaDataType::None; }
template <typename TDataType>
static TIdType getType()
{
return SMetaDataTypeToEnumMap<TDataType>::getType();
}
template <typename TRetType, typename TVisitorType>
static TRetType visit(char *inData, AdditionalMetaDataType::Value inType, TVisitorType inVisitor)
{
switch (inType) {
case AdditionalMetaDataType::StringList:
return inVisitor(*reinterpret_cast<TMetaDataStringList *>(inData));
case AdditionalMetaDataType::Range:
return inVisitor(*reinterpret_cast<SMetaDataRange *>(inData));
default:
QT3DS_ASSERT(false);
case AdditionalMetaDataType::None:
return inVisitor();
}
}
template <typename TRetType, typename TVisitorType>
static TRetType visit(const char *inData, AdditionalMetaDataType::Value inType,
TVisitorType inVisitor)
{
switch (inType) {
case AdditionalMetaDataType::StringList:
return inVisitor(*reinterpret_cast<const TMetaDataStringList *>(inData));
case AdditionalMetaDataType::Range:
return inVisitor(*reinterpret_cast<const SMetaDataRange *>(inData));
default:
QT3DS_ASSERT(false);
case AdditionalMetaDataType::None:
return inVisitor();
}
}
};
struct SMetaDataData
: public qt3ds::foundation::
DiscriminatedUnion<qt3ds::foundation::
DiscriminatedUnionGenericBase<SMetaDataValueTraits,
Qt3DSDMDataTypeUnionTraits::
TBufferSize>,
SMetaDataValueTraits::TBufferSize>
{
typedef qt3ds::foundation::
DiscriminatedUnion<qt3ds::foundation::DiscriminatedUnionGenericBase<SMetaDataValueTraits,
Qt3DSDMDataTypeUnionTraits::
TBufferSize>,
SMetaDataValueTraits::TBufferSize>
TBase;
SMetaDataData() {}
SMetaDataData(const SMetaDataData &inOther)
: TBase(static_cast<const TBase &>(inOther))
{
}
SMetaDataData &operator=(const SMetaDataData &inOther)
{
TBase::operator=(static_cast<const TBase &>(inOther));
return *this;
}
SMetaDataData(const TMetaDataStringList &inData)
: TBase(inData)
{
}
SMetaDataData(const SMetaDataRange &inData)
: TBase(inData)
{
}
SMetaDataData &operator=(const TMetaDataStringList &inData)
{
TBase::operator=(inData);
return *this;
}
SMetaDataData &operator=(const SMetaDataRange &inData)
{
TBase::operator=(inData);
return *this;
}
bool empty() const { return getType() == AdditionalMetaDataType::None; }
};
template <>
struct Qt3DSDMGetter<SMetaDataData>
{
template <typename TRetType>
TRetType doGet(const SMetaDataData &inValue)
{
return inValue.getData<TRetType>();
}
};
template <>
struct Qt3DSDMValueTyper<SMetaDataData>
{
AdditionalMetaDataType::Value Get(const SMetaDataData &inValue) { return inValue.getType(); }
};
typedef SMetaDataData TMetaDataData;
template <>
inline QStringList get<QStringList>(const qt3dsdm::SMetaDataData &inType)
{
QStringList result;
if (inType.getType() == qt3dsdm::AdditionalMetaDataType::None)
return result;
auto list = qt3dsdm::get<qt3dsdm::TMetaDataStringList>(inType);
std::transform(list.begin(), list.end(), std::back_inserter(result), [](const Qt3DSDMStr &s) {
return QString::fromWCharArray(s.wide_str());
});
return result;
}
}
Q_DECLARE_METATYPE(qt3dsdm::AdditionalMetaDataType)
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