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o3de/Gems/EMotionFX/Code/MCore/Source/Command.cpp
T
2021-03-08 14:30:57 -08:00

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/*
* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
* its licensors.
*
* For complete copyright and license terms please see the LICENSE at the root of this
* distribution (the "License"). All use of this software is governed by the License,
* or, if provided, by the license below or the license accompanying this file. Do not
* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*
*/
// include the required headers
#include "Command.h"
#include <AzCore/Serialization/SerializeContext.h>
namespace MCore
{
// constructor
Command::Callback::Callback(bool executePreUndo, bool executePreCommand)
{
mPreUndoExecute = executePreUndo;
mPreCommandExecute = executePreCommand;
}
// destructor
Command::Callback::~Callback()
{
}
// constructor
Command::Command(const char* commandName, Command* originalCommand)
{
mCommandName = commandName;
mOrgCommand = originalCommand;
}
// destructor
Command::~Command()
{
RemoveAllCallbacks();
}
void Command::Reflect(AZ::ReflectContext* context)
{
AZ::SerializeContext* serializeContext = azrtti_cast<AZ::SerializeContext*>(context);
if (!serializeContext)
{
return;
}
serializeContext->Class<Command>()
->Version(1)
;
}
const char* Command::GetName() const
{
return mCommandName.c_str();
}
const AZStd::string& Command::GetNameString() const
{
return mCommandName;
}
// default return value for is undoable
bool Command::GetIsUndoable() const
{
return false;
}
// initialize the default syntax
void Command::InitSyntax()
{
}
uint32 Command::GetNumCallbacks() const
{
return static_cast<uint32>(mCallbacks.size());
}
void Command::AddCallback(Command::Callback* callback)
{
mCallbacks.push_back(callback);
}
bool Command::CheckIfHasCallback(Command::Callback* callback) const
{
return (AZStd::find(mCallbacks.begin(), mCallbacks.end(), callback) != mCallbacks.end());
}
void Command::RemoveCallback(Command::Callback* callback, bool delFromMem)
{
mCallbacks.erase(AZStd::remove(mCallbacks.begin(), mCallbacks.end(), callback), mCallbacks.end());
if (delFromMem)
{
delete callback;
}
}
void Command::RemoveAllCallbacks()
{
const size_t numCallbacks = mCallbacks.size();
for (size_t i = 0; i < numCallbacks; ++i)
{
// If it crashes here, you probably created your callback in another dll and didn't remove it from memory there as well.
delete mCallbacks[i];
}
mCallbacks.clear();
}
// calculate the number of registered pre-execute callbacks
uint32 Command::CalcNumPreCommandCallbacks() const
{
uint32 result = 0;
const size_t numCallbacks = mCallbacks.size();
for (size_t i = 0; i < numCallbacks; ++i)
{
if (mCallbacks[i]->GetExecutePreCommand())
{
result++;
}
}
return result;
}
// calculate the number of registered post-execute callbacks
uint32 Command::CalcNumPostCommandCallbacks() const
{
uint32 result = 0;
const size_t numCallbacks = mCallbacks.size();
for (size_t i = 0; i < numCallbacks; ++i)
{
if (mCallbacks[i]->GetExecutePreCommand() == false)
{
result++;
}
}
return result;
}
} // namespace MCore