71 lines
2.6 KiB
C++
71 lines
2.6 KiB
C++
#include "tachometer.h"
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#include "ui_tachometer.h"
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#include <QDebug>
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#include <QFile>
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#include <QJsonDocument>
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#include <QJsonObject>
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#include <QJsonParseError>
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#include <QJsonArray>
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Tachometer::Tachometer(int slot_no_,QWidget *parent)
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: QDialog(parent)
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, ui(new Ui::Tachometer)
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{
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ui->setupUi(this);
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ui->widget_body->setProperty("flag", "body");
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slot_no = slot_no_;
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QString slot = QString("%1").arg(slot_no);
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QString filePath_tachometer = QCoreApplication::applicationDirPath() + QString("\\config\\%1\\tachometer.json").arg(slot_no);
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readJsonFile(filePath_tachometer);
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Init();
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}
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Tachometer::~Tachometer()
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{
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delete ui;
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}
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void Tachometer::readJsonFile(const QString &filePath)
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{
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QFile file(filePath);
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if(!file.open(QIODevice::ReadOnly))
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{
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qDebug() << "Could not open file for reading";
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return;
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}
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QByteArray saveData = file.readAll();
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QJsonParseError json_error;
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QJsonDocument parse_doucment = QJsonDocument::fromJson(saveData, &json_error);
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if(json_error.error != QJsonParseError::NoError)
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{
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qDebug() << "json error!";
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return;
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}
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QJsonObject json_obj = parse_doucment.object();
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QJsonArray chan_array = json_obj["chan"].toArray();
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for(int i = 0; i < chan_array.size(); i++){
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QJsonObject temp_obj = chan_array[i].toObject();
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tachometer_variables[i].id = temp_obj["id"].toInt();
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tachometer_variables[i].active = temp_obj["active"].toBool();
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QJsonArray voltage_range_array = temp_obj["normal_voltage_range"].toArray();
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tachometer_variables[i].normal_voltage_high = voltage_range_array[1].toDouble();
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tachometer_variables[i].normal_voltage_low = voltage_range_array[0].toDouble();
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tachometer_variables[i].threshold = temp_obj["threshold"].toDouble();
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tachometer_variables[i].hysteresis = temp_obj["hysteresis"].toDouble();
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tachometer_variables[i].events_per_revolution = temp_obj["events_per_revolution"].toInt();
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tachometer_variables[i].record_output = temp_obj["record_output"].toString();
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tachometer_variables[i].two_ma_clamp = temp_obj["two_ma_clamp"].toBool();
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tachometer_variables[i].alert_latching = temp_obj["alert_latching"].toBool();
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tachometer_variables[i].overspeed_latching = temp_obj["overspeed_latching"].toBool();
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tachometer_variables[i].normal_latching = temp_obj["normal_latching"].toBool();
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tachometer_variables[i].alert_response_time = temp_obj["alert_response_time"].toInt();
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tachometer_variables[i].danger_response_time = temp_obj["danger_response_time"].toInt();
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}
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}
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void Tachometer::Init()
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{
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}
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