1 | /*
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2 | Print.h - Base class that provides print() and println()
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3 | Copyright (c) 2008 David A. Mellis. All right reserved.
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4 |
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5 | This library is free software; you can redistribute it and/or
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6 | modify it under the terms of the GNU Lesser General Public
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7 | License as published by the Free Software Foundation; either
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8 | version 2.1 of the License, or (at your option) any later version.
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9 |
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10 | This library is distributed in the hope that it will be useful,
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11 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 | Lesser General Public License for more details.
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14 |
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15 | You should have received a copy of the GNU Lesser General Public
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16 | License along with this library; if not, write to the Free Software
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17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18 | */
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19 |
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20 | #ifndef Print_h
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21 | #define Print_h
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22 |
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23 | #include <inttypes.h>
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24 | #include <stdio.h>
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25 |
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26 | #include "WString.h"
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27 | #include "Printable.h"
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28 |
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29 | #define DEC 10
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30 | #define HEX 16
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31 | #define OCT 8
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32 | #define BIN 2
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33 |
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34 | class Print
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35 | {
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36 | private:
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37 | int write_error;
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38 | size_t printNumber(unsigned long, uint8_t);
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39 | size_t printFloat(double, uint8_t);
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40 | protected:
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41 | void setWriteError(int err = 1) { write_error = err; }
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42 | public:
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43 | Print() : write_error(0) {}
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44 |
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45 | int getWriteError() { return write_error; }
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46 | void clearWriteError() { setWriteError(0); }
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47 |
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48 | virtual size_t write(uint8_t) = 0;
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49 | size_t write(const char *str) {
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50 | if (str == NULL) return 0;
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51 | return write((const uint8_t *)str, strlen(str));
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52 | }
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53 | virtual size_t write(const uint8_t *buffer, size_t size);
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54 | size_t write(const char *buffer, size_t size) {
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55 | return write((const uint8_t *)buffer, size);
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56 | }
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57 |
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58 | size_t print(const __FlashStringHelper *);
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59 | size_t print(const String &);
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60 | size_t print(const char[]);
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61 | size_t print(char);
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62 | size_t print(unsigned char, int = DEC);
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63 | size_t print(int, int = DEC);
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64 | size_t print(unsigned int, int = DEC);
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65 | size_t print(long, int = DEC);
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66 | size_t print(unsigned long, int = DEC);
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67 | size_t print(double, int = 2);
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68 | size_t print(const Printable&);
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69 |
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70 | size_t println(const __FlashStringHelper *);
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71 | size_t println(const String &s);
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72 | size_t println(const char[]);
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73 | size_t println(char);
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74 | size_t println(unsigned char, int = DEC);
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75 | size_t println(int, int = DEC);
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76 | size_t println(unsigned int, int = DEC);
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77 | size_t println(long, int = DEC);
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78 | size_t println(unsigned long, int = DEC);
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79 | size_t println(double, int = 2);
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80 | size_t println(const Printable&);
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81 | size_t println(void);
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82 | };
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83 |
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84 | #endif
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