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193 | werner | 2 | #ifndef CLIMATE_H |
3 | #define CLIMATE_H |
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4 | |||
5 | #include <QtSql> |
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6 | |||
7 | struct ClimateDay |
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8 | { |
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9 | int year; // year |
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10 | int month; // month |
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11 | int day; // day of year |
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12 | double temperature; // average day °C |
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198 | werner | 13 | double temp_delayed; // temperature delayed (after Maekela, 2008) for response calculations |
193 | werner | 14 | double preciptitation; // sum of day [mm] |
15 | double radiation; // sum of day (MJ/m2) |
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16 | double vpd; // average of day [kPa] |
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198 | werner | 17 | QString date() { return QString("%1.%2.%3").arg(day).arg(month).arg(year); } |
193 | werner | 18 | }; |
19 | class Climate |
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20 | { |
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21 | public: |
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22 | Climate(); |
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23 | void setup(); ///< setup routine that opens database connection |
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24 | // activity |
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25 | void nextYear(); |
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198 | werner | 26 | // access to climate data |
27 | const ClimateDay *dayOfYear(const int dayofyear); ///< get pointer to climate structure by day of year (0-based-index) |
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28 | const ClimateDay *day(const int month, const int day); ///< gets pointer to climate structure of given day (0-based indices, i.e. month=11=december!) |
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29 | /// returns two pointer (arguments!!!) to the begin and one after end of the given month (month: 0..11) |
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30 | void monthRange(const int month, ClimateDay **rBegin, ClimateDay **rEnd); |
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31 | int days(const int month); ///< returns number of days of given month |
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193 | werner | 32 | |
33 | private: |
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34 | void load(); ///< load mLoadYears years from database |
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198 | werner | 35 | void climateCalculations(); ///< more calculations done after loading of climate data |
193 | werner | 36 | int mLoadYears; // count of years to load ahead |
37 | int mCurrentYear; // current year (relative) |
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38 | int mMinYear; // lowest year in store (relative) |
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39 | int mMaxYear; // highest year in store (relative) |
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40 | QVector<ClimateDay> mStore; ///< storage of climate data |
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41 | QVector<int> mDayIndices; ///< store indices for month / years within store |
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42 | QSqlQuery mClimateQuery; ///< sql query for db access |
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43 | }; |
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44 | |||
45 | #endif // CLIMATE_H |