9cb0932eaa
* Update Calc Engine to Support New Functionality * Address PR comments * Address PR comments
57 lines
1.8 KiB
C++
57 lines
1.8 KiB
C++
// Copyright (c) Microsoft Corporation. All rights reserved.
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// Licensed under the MIT License.
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#include "Header Files/CalcEngine.h"
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#include "Header Files/CalcUtils.h"
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bool IsOpInRange(OpCode op, uint32_t x, uint32_t y)
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{
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return ((op >= x) && (op <= y));
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}
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bool IsBinOpCode(OpCode opCode)
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{
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return IsOpInRange(opCode, IDC_AND, IDC_PWR) || IsOpInRange(opCode, IDC_BINARYEXTENDEDFIRST, IDC_BINARYEXTENDEDLAST);
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}
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// WARNING: IDC_SIGN is a special unary op but still this doesn't catch this. Caller has to be aware
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// of it and catch it themselves or not needing this
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bool IsUnaryOpCode(OpCode opCode)
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{
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return (IsOpInRange(opCode, IDC_UNARYFIRST, IDC_UNARYLAST) || IsOpInRange(opCode, IDC_UNARYEXTENDEDFIRST, IDC_UNARYEXTENDEDLAST));
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}
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bool IsDigitOpCode(OpCode opCode)
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{
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return IsOpInRange(opCode, IDC_0, IDC_F);
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}
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// Some commands are not affecting the state machine state of the calc flow. But these are more of
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// some gui mode kind of settings (eg Inv button, or Deg,Rad , Back etc.). This list is getting bigger & bigger
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// so we abstract this as a separate routine. Note: There is another side to this. Some commands are not
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// gui mode setting to begin with, but once it is discovered it is invalid and we want to behave as though it
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// was never inout, we need to revert the state changes made as a result of this test
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bool IsGuiSettingOpCode(OpCode opCode)
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{
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if (IsOpInRange(opCode, IDM_HEX, IDM_BIN) || IsOpInRange(opCode, IDM_QWORD, IDM_BYTE) || IsOpInRange(opCode, IDM_DEG, IDM_GRAD))
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{
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return true;
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}
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switch (opCode)
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{
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case IDC_INV:
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case IDC_FE:
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case IDC_MCLEAR:
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case IDC_BACK:
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case IDC_EXP:
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case IDC_STORE:
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case IDC_MPLUS:
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case IDC_MMINUS:
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return true;
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}
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// most of the commands
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return false;
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}
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