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108 lines
4.1 KiB
C++
108 lines
4.1 KiB
C++
//////////////////////////////////////////////////////////////////////////////
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// Product: Calculator Example with inheritance of the whole state model
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// Last Updated for Version: 4.5.02
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// Date of the Last Update: Aug 15, 2012
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//
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// Q u a n t u m L e a P s
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// ---------------------------
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// innovating embedded systems
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//
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// Copyright (C) 2002-2012 Quantum Leaps, LLC. All rights reserved.
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//
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// This program is open source software: you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as published
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// by the Free Software Foundation, either version 2 of the License, or
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// (at your option) any later version.
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//
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// Alternatively, this program may be distributed and modified under the
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// terms of Quantum Leaps commercial licenses, which expressly supersede
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// the GNU General Public License and are specifically designed for
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// licensees interested in retaining the proprietary status of their code.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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// Contact information:
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// Quantum Leaps Web sites: http://www.quantum-leaps.com
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// http://www.state-machine.com
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// e-mail: info@quantum-leaps.com
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//////////////////////////////////////////////////////////////////////////////
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#ifndef calc1_h
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#define calc1_h
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using namespace QP;
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enum Calc1Signals {
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C_SIG = Q_USER_SIG,
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CE_SIG,
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DIGIT_0_SIG,
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DIGIT_1_9_SIG,
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POINT_SIG,
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OPER_SIG,
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EQUALS_SIG,
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OFF_SIG,
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MAX_CALC1_SIG
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};
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struct CalcEvt : public QEvt {
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uint8_t key_code; // code of the key
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};
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// Calculator HSM class for inheritance --------------------------------------
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class Calc1 : public QHsm {
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protected:
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double m_operand1; // the value of operand 1
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uint8_t m_operator; // operator key entered
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public:
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Calc1(void) : QHsm((QStateHandler)&Calc1::initial) {} // ctor
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protected:
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static QState initial(Calc1 *me, QEvt const *e); // initial pseudostate
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static QState on (Calc1 *me, QEvt const *e);
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static QState error (Calc1 *me, QEvt const *e);
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static QState ready (Calc1 *me, QEvt const *e);
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static QState result (Calc1 *me, QEvt const *e);
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static QState begin (Calc1 *me, QEvt const *e);
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static QState negated1 (Calc1 *me, QEvt const *e);
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static QState operand1 (Calc1 *me, QEvt const *e);
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static QState zero1 (Calc1 *me, QEvt const *e);
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static QState int1 (Calc1 *me, QEvt const *e);
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static QState frac1 (Calc1 *me, QEvt const *e);
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static QState opEntered(Calc1 *me, QEvt const *e);
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static QState negated2 (Calc1 *me, QEvt const *e);
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static QState operand2 (Calc1 *me, QEvt const *e);
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static QState zero2 (Calc1 *me, QEvt const *e);
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static QState int2 (Calc1 *me, QEvt const *e);
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static QState frac2 (Calc1 *me, QEvt const *e);
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static QState final (Calc1 *me, QEvt const *e);
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static QStateHandler state_on;
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static QStateHandler state_error;
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static QStateHandler state_ready;
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static QStateHandler state_result;
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static QStateHandler state_begin;
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static QStateHandler state_negated1;
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static QStateHandler state_operand1;
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static QStateHandler state_zero1;
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static QStateHandler state_int1;
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static QStateHandler state_frac1;
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static QStateHandler state_opEntered;
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static QStateHandler state_negated2;
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static QStateHandler state_operand2;
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static QStateHandler state_zero2;
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static QStateHandler state_int2;
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static QStateHandler state_frac2;
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static QStateHandler state_final;
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};
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#endif // calc1_h
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