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/****************************************************************************
**
** Copyright (C) 2016 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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef INCLUDED_PASTE_KEYFRAME_COMMAND_HELPER_H
#define INCLUDED_PASTE_KEYFRAME_COMMAND_HELPER_H 1
#pragma once
//==============================================================================
// Include
//==============================================================================
#include "CmdDataModelInsertKeyframe.h"
#include "UICDMPropertyDefinition.h"
#include "UICDMDataCore.h"
// This caches all copied keyframes' time and data, for a paste action.
// This has to deal with the actual data and not keyframe handles, because a prior Cut can
// invalidate those handles.
class CPasteKeyframeCommandHelper
{
protected:
typedef std::vector<CCmdDataModelInsertKeyframe::STimeKeyframeData> TCopiedKeyframeList;
TCopiedKeyframeList m_CopiedKeyframeList;
public: // Construction
CPasteKeyframeCommandHelper() {}
~CPasteKeyframeCommandHelper() {}
// inTime should be relative to the earliest keyframe time in this list
void AddKeyframeData(UICDM::CUICDMPropertyHandle inProperty, float inKeyframeTime,
UICDM::SGetOrSetKeyframeInfo *inInfos, size_t inInfoCount)
{
m_CopiedKeyframeList.push_back(CCmdDataModelInsertKeyframe::STimeKeyframeData(
inProperty, inKeyframeTime, inInfos, inInfoCount));
}
bool HasCopiedKeyframes() const { return !m_CopiedKeyframeList.empty(); }
// Triggered by a "Paste Keyframe" action
// Note: The logic is based on what the Animation Manager in the old system used to do.
// 1. The condition for paste to occur is that the property name matches.
// The old data model has a limitation that if the destination property is a linked property,
// the source has to come from the same instance, most likely a easy way out than to deal with
// with having to 'sync' all linked animation tracks.
// but that is not an issue in the new data model.
//
// 2. The first pasted keyframe is at current view time and the rest are offset accordingly.
CCmdDataModelInsertKeyframe *GetCommand(CDoc *inDoc, long inTimeOffsetInMilliseconds,
UICDM::CUICDMInstanceHandle inTargetInstance)
{
using namespace UICDM;
CCmdDataModelInsertKeyframe *theInsertKeyframesCommand = nullptr;
TCopiedKeyframeList::iterator theIter = m_CopiedKeyframeList.begin();
UICDM::IPropertySystem *thePropertySystem = inDoc->GetStudioSystem()->GetPropertySystem();
CClientDataModelBridge *theBridge = inDoc->GetStudioSystem()->GetClientDataModelBridge();
for (; theIter != m_CopiedKeyframeList.end(); ++theIter) {
TCharStr thePropertyName = thePropertySystem->GetName(theIter->m_Property);
DataModelDataType::Value thePropertyType =
thePropertySystem->GetDataType(theIter->m_Property);
CUICDMPropertyHandle theTargetPropertyHandle =
theBridge->GetAggregateInstancePropertyByName(inTargetInstance, thePropertyName);
if (theTargetPropertyHandle.Valid()) // property exists on target
{
// sanity check for type match
DataModelDataType::Value theTargetPropertyType =
thePropertySystem->GetDataType(theTargetPropertyHandle);
if (theTargetPropertyType == thePropertyType) {
// 2. Offset keyframe time by current view time
double milliseconds = theIter->m_KeyframeTime * 1000.0;
double theTimeInMilliseconds = milliseconds + inTimeOffsetInMilliseconds;
float theTimeInSeconds = static_cast<float>(theTimeInMilliseconds / 1000.0);
if (!theInsertKeyframesCommand)
theInsertKeyframesCommand = new CCmdDataModelInsertKeyframe(
inDoc, inTargetInstance, theTargetPropertyHandle, theTimeInSeconds,
theIter->m_Infos, theIter->m_ValidInfoCount);
else
theInsertKeyframesCommand->AddKeyframeData(
theTargetPropertyHandle, theTimeInSeconds, theIter->m_Infos,
theIter->m_ValidInfoCount);
}
}
}
return theInsertKeyframesCommand;
}
void Clear() { m_CopiedKeyframeList.clear(); }
};
#endif
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