calculator/src/CalcManager/ExpressionCommand.h

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// Copyright (c) Microsoft Corporation. All rights reserved.
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// Licensed under the MIT License.
#pragma once
#include "ExpressionCommandInterface.h"
#include "Header Files/CalcEngine.h"
#include "Header Files/Rational.h"
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class CParentheses final : public IParenthesisCommand
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{
public:
CParentheses(_In_ int command);
int GetCommand() const override;
CalculationManager::CommandType GetCommandType() const override;
void Accept(_In_ ISerializeCommandVisitor& commandVisitor) override;
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private:
int m_command;
};
class CUnaryCommand final : public IUnaryCommand
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{
public:
CUnaryCommand(int command);
CUnaryCommand(int command1, int command2);
const std::shared_ptr<std::vector<int>>& GetCommands() const override;
CalculationManager::CommandType GetCommandType() const override;
void SetCommand(int command) override;
void SetCommands(int command1, int command2) override;
void Accept(_In_ ISerializeCommandVisitor& commandVisitor) override;
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private:
std::shared_ptr<std::vector<int>> m_command;
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};
class CBinaryCommand final : public IBinaryCommand
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{
public:
CBinaryCommand(int command);
void SetCommand(int command) override;
int GetCommand() const override;
CalculationManager::CommandType GetCommandType() const override;
void Accept(_In_ ISerializeCommandVisitor& commandVisitor) override;
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private:
int m_command;
};
class COpndCommand final : public IOpndCommand
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{
public:
COpndCommand(std::shared_ptr<std::vector<int>> const& commands, bool fNegative, bool fDecimal, bool fSciFmt);
void Initialize(CalcEngine::Rational const& rat);
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const std::shared_ptr<std::vector<int>>& GetCommands() const override;
void SetCommands(std::shared_ptr<std::vector<int>> const& commands) override;
void AppendCommand(int command) override;
void ToggleSign() override;
void RemoveFromEnd() override;
bool IsNegative() const override;
bool IsSciFmt() const override;
bool IsDecimalPresent() const override;
const std::wstring& GetToken(wchar_t decimalSymbol) override;
CalculationManager::CommandType GetCommandType() const override;
void Accept(_In_ ISerializeCommandVisitor& commandVisitor) override;
std::wstring GetString(uint32_t radix, int32_t precision);
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private:
std::shared_ptr<std::vector<int>> m_commands;
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bool m_fNegative;
bool m_fSciFmt;
bool m_fDecimal;
bool m_fInitialized;
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std::wstring m_token;
CalcEngine::Rational m_value;
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void ClearAllAndAppendCommand(CalculationManager::Command command);
};
class ISerializeCommandVisitor
{
public:
virtual void Visit(_In_ COpndCommand& opndCmd) = 0;
virtual void Visit(_In_ CUnaryCommand& unaryCmd) = 0;
virtual void Visit(_In_ CBinaryCommand& binaryCmd) = 0;
virtual void Visit(_In_ CParentheses& paraCmd) = 0;
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};