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https://github.com/DCC-EX/CommandStation-EX.git
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56 lines
2.0 KiB
C
56 lines
2.0 KiB
C
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/*
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* © 2020, Chris Harlow. All rights reserved.
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*
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* This file is part of CommandStation-EX
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*
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* This is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* It 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 CommandStation. If not, see <https://www.gnu.org/licenses/>.
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*/
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////////////////////////////////////////////////////////////////////////////////////
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// This implementation is designed to be #included ONLY ONCE in the .ino
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//
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// It will create a driver implemntation and a shim class implementation.
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// This means that other classes can reference the shim without knowing
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// which libraray is involved.
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////////////////////////////////////////////////////////////////////////////////////
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#include "config.h"
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#include <Wire.h>
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#include "LCDDisplay.h"
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LCDDisplay * LCDDisplay::lcdDisplay=0;
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// Implement the LCDDisplay shim class as a singleton.
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// Notice that the LCDDisplay class declaration (LCDDisplay.h) is independent of the library
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// but the implementation is compiled here with dependencies on LCDDriver which is
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// specific to the library in use.
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// Thats the workaround to the drivers not all implementing a common interface.
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#if defined(OLED_DRIVER)
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#include "LCD_OLED.h"
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#define CONDITIONAL_LCD_START for (LCDDisplay * dummy=new LCDDisplay();dummy!=NULL; dummy=dummy->loop2(true))
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#elif defined(LCD_DRIVER)
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#include "LCD_LCD.h"
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#define CONDITIONAL_LCD_START for (LCDDisplay * dummy=new LCDDisplay();dummy!=NULL; dummy=dummy->loop2(true))
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#else
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#include "LCD_NONE.h"
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#define CONDITIONAL_LCD_START if (false) /* NO LCD CONFIG */
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#endif
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