1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135
#include <iostream>#include <iomanip>#include <string>#include <math.h>#include <chrono>#include <thread>#include "TCSV.h"#include "TMEMFile.h"using namespace std; using namespace Emprogria; class Stock { private: typedef struct { unsigned char date[10]; float stockOpen, stockHigh, stockLow, stockClose, stockVol, stockAdjClose; } MEM_STOCK; MEM_STOCK Output(FIELDS fields) { MEM_STOCK data; // 更換日期格式 std::string newDate = boost::replace_all_copy(fields.at(0), "/", "-"); std::cout << newDate << '\t'; std::memcpy(data.date, fields.at(0).c_str(), sizeof(char) * fields.at(0).size()); for (unsigned i = 1; i < fields.size(); i++) { // 字串轉換成浮點數 float v = std::stof(fields.at(i)); switch (i) { case 1: data.stockOpen = v; break; case 2: data.stockHigh = v; break; case 3: data.stockLow = v; break; case 4: data.stockClose = v; break; case 5: v = log(v); data.stockVol = v; break; case 6: data.stockAdjClose = v; break; } std::cout << std::setprecision(2) << std::fixed << v << '\t'; } std::cout << std::endl; return data; } ; void Output(MEM_STOCK *data) { std::cout << data->date << '\t'; std::cout << std::setprecision(2) << std::fixed << data->stockOpen << '\t'; std::cout << std::setprecision(2) << std::fixed << data->stockHigh << '\t'; std::cout << std::setprecision(2) << std::fixed << data->stockLow << '\t'; std::cout << std::setprecision(2) << std::fixed << data->stockClose << '\t'; std::cout << std::setprecision(2) << std::fixed << data->stockVol << '\t'; std::cout << std::setprecision(2) << std::fixed << data->stockAdjClose << '\n'; } public: // 格式化輸出檔案資料 void Print(ROWS rows) { TMEMFile *worker = new TMEMFile("STOCK", sizeof(MEM_STOCK) * rows.size()); for (unsigned i = 0; i < rows.size(); i++) { MEM_STOCK data = this->Output(rows.at(i)); worker->Put(i * sizeof(MEM_STOCK), (void *) &data, sizeof(MEM_STOCK)); } std::chrono::duration<int, std::milli> timespan(1000 * 50); std::this_thread::sleep_for(timespan); delete worker; } // 格式化輸出共享記憶體內資料 void Print() { TMEMFile *worker = new TMEMFile("STOCK", 0); size_t packs = worker->GetMemSize() / sizeof(MEM_STOCK); for (unsigned i = 0; i < packs; i++) { MEM_STOCK *data = (MEM_STOCK*) worker->Get(i * sizeof(MEM_STOCK), sizeof(MEM_STOCK)); if (data == NULL) { break; } this->Output(data); } delete worker; } }; // 主程式int main(int argc, char* argv[]) { std::string csvFile = ""; TCSV *csv = new TCSV(); Stock *worker = new Stock(); if (argc > 1) { csvFile = argv[1]; ROWS rows = csv->Load(csvFile); if (rows.size() > 0) { worker->Print(rows); } } else { worker->Print(); } delete worker; delete csv; return 0; }