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/*
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Streaming.h - Arduino library for supporting the << streaming operator
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Copyright (c) 2010 Mikal Hart. All rights reserved.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef ARDUINO_STREAMING
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#define ARDUINO_STREAMING
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//#include <WProgram.h>
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#define STREAMING_LIBRARY_VERSION 4
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// Generic template
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template<class T>
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inline Print &operator <<(Print &stream, T arg)
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{ stream.print(arg); return stream; }
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struct _BASED
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{
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long val;
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int base;
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_BASED(long v, int b): val(v), base(b)
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{}
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};
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#define _HEX(a) _BASED(a, HEX)
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#define _DEC(a) _BASED(a, DEC)
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#define _OCT(a) _BASED(a, OCT)
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#define _BIN(a) _BASED(a, BIN)
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#define _BYTE(a) _BASED(a, BYTE)
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// Specialization for class _BASED
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// Thanks to Arduino forum user Ben Combee who suggested this
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// clever technique to allow for expressions like
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// Serial << _HEX(a);
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inline Print &operator <<(Print &obj, const _BASED &arg)
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{ obj.print(arg.val, arg.base); return obj; }
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#if ARDUINO >= 18
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// Specialization for class _FLOAT
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// Thanks to Michael Margolis for suggesting a way
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// to accommodate Arduino 0018's floating point precision
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// feature like this:
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// Serial << _FLOAT(gps_latitude, 6); // 6 digits of precision
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struct _FLOAT
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{
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float val;
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int digits;
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_FLOAT(double v, int d): val(v), digits(d)
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{}
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};
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inline Print &operator <<(Print &obj, const _FLOAT &arg)
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{ obj.print(arg.val, arg.digits); return obj; }
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#endif
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// Specialization for enum _EndLineCode
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// Thanks to Arduino forum user Paul V. who suggested this
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// clever technique to allow for expressions like
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// Serial << "Hello!" << endl;
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enum _EndLineCode { endl };
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inline Print &operator <<(Print &obj, _EndLineCode arg)
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{ obj.println(); return obj; }
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#endif
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