2012-08-14 18:07:04 -04:00
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/*****************************************************************************
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* Product: Calculator Example with inheritance of whole state model
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* Last Updated for Version: 4.5.00
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* Date of the Last Update: May 18, 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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2013-10-16 16:44:03 -04:00
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* by the Free Software Foundation, either version 3 of the License, or
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2012-08-14 18:07:04 -04:00
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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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#include "qp_port.h"
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#include "bsp.h" /* board support package */
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#include "calc2.h"
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#include <stdlib.h>
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Q_DEFINE_THIS_FILE
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/* state variables ---------------------------------------------------------*/
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QStateHandler Calc2_state_operand2 = (QStateHandler)&Calc2_operand2;
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/* Ctor definition ---------------------------------------------------------*/
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void Calc2_ctor(Calc2 *me) { /* ctor */
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Calc1_ctor(&me->super); /* instantiate the superclass */
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/* subsitute all overridden states... */
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Calc1_state_operand2 = Calc2_state_operand2;
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}
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/*..........................................................................*/
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QState Calc2_operand2(Calc2 *me, QEvt const *e) {
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switch (e->sig) {
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case PERCENT_SIG: {
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double operand2 = BSP_get_value();
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switch (me->super.operator) {
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case KEY_PLUS:
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case KEY_MINUS: {
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operand2 = me->super.operand1 * operand2 / 100.0;
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break;
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}
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case KEY_MULT:
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case KEY_DIVIDE: {
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operand2 /= 100.0;
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break;
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}
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default: {
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Q_ERROR();
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break;
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}
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}
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if (BSP_eval(me->super.operand1, me->super.operator, operand2)) {
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return Q_TRAN(Calc1_state_result);
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}
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else {
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return Q_TRAN(Calc1_state_error);
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}
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}
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}
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return Q_SUPER(&Calc1_operand2); /* let Calc1 handle other events */
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}
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