1 | /* |
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2 | * ====================================================================== |
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3 | * AUTHOR: Derrick Kearney, Purdue University |
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4 | * Copyright (c) 2005-2009 Purdue Research Foundation |
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5 | * |
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6 | * See the file "license.terms" for information on usage and |
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7 | * redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES. |
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8 | * ====================================================================== |
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9 | */ |
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10 | #include <errno.h> |
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11 | #include "RpObject.h" |
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12 | #include "RpChain.h" |
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13 | |
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14 | #ifndef RAPPTURE_NUMBER_H |
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15 | #define RAPPTURE_NUMBER_H |
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16 | |
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17 | namespace Rappture { |
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18 | |
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19 | class Number : public Object |
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20 | { |
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21 | public: |
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22 | |
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23 | Number(); |
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24 | Number(const char *name, const char *units, double val); |
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25 | |
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26 | Number(const char *name, const char *units, double val, |
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27 | double min, double max, const char *label, |
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28 | const char *desc); |
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29 | |
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30 | Number( const Number& o ); |
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31 | virtual ~Number (); |
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32 | |
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33 | Accessor<double> def; |
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34 | Accessor<double> cur; |
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35 | Accessor<double> min; |
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36 | Accessor<double> max; |
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37 | |
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38 | const char *units(void) const; |
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39 | void units(const char *p); |
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40 | |
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41 | // convert the value stored in this object to specified units |
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42 | // does not return the converted value |
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43 | // error code is returned |
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44 | int convert(const char *to); |
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45 | |
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46 | // get the value of this object converted to specified units |
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47 | // does not change the value of the object |
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48 | // error code is returned |
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49 | int value(const char *units, double *value) const; |
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50 | |
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51 | Number& addPreset(const char *label, const char *desc, |
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52 | double val, const char *units); |
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53 | |
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54 | Number& addPreset(const char *label, const char *desc, |
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55 | const char *val); |
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56 | |
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57 | Number& delPreset(const char *label); |
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58 | |
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59 | |
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60 | void configure(size_t as, ClientData c); |
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61 | void dump(size_t as, ClientData c); |
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62 | |
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63 | const int is() const; |
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64 | |
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65 | void minFromStr(const char *val); |
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66 | void maxFromStr(const char *val); |
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67 | void defFromStr(const char *val); |
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68 | void curFromStr(const char *val); |
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69 | |
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70 | private: |
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71 | |
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72 | // flag tells if user specified min and max values |
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73 | int _minSet; |
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74 | int _maxSet; |
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75 | |
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76 | // hash or linked list of preset values |
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77 | Rp_Chain *_presets; |
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78 | |
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79 | struct preset{ |
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80 | Accessor<const char *> label; |
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81 | Accessor<const char *> desc; |
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82 | Accessor<const char *> units; |
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83 | Accessor<double> val; |
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84 | }; |
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85 | |
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86 | void __configureFromXml(ClientData c); |
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87 | void __configureFromTree(ClientData c); |
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88 | void __dumpToXml(ClientData c); |
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89 | void __dumpToTree(ClientData c); |
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90 | }; |
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91 | |
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92 | } // namespace Rappture |
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93 | |
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94 | /*--------------------------------------------------------------------------*/ |
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95 | /*--------------------------------------------------------------------------*/ |
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96 | |
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97 | #endif |
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