PatternManager.cpp

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//SpikeStream includes
#include "PatternManager.h"
#include "SpikeStreamIOException.h"
#include "Util.h"
using namespace spikestream;

//Qt includes
#include <QDebug>
#include <QFile>
#include <QTextStream>


PatternManager::PatternManager(){
}


PatternManager::~PatternManager(){
}


/*----------------------------------------------------------*/
/*-----                 PUBLIC METHODS                 -----*/
/*----------------------------------------------------------*/

void PatternManager::load(const QString &filePath, Pattern& pattern){
        //Reset pattern
        pattern.reset();

        //Open Pattern file
        QFile configFile(filePath);
        if(!configFile.exists())
                throw SpikeStreamIOException("Cannot find config file.");
        if (!configFile.open(QIODevice::ReadOnly | QIODevice::Text))
                throw SpikeStreamIOException("Cannot open file for reading: " + configFile.fileName());

        //Load contents of file into pattern
        QTextStream in(&configFile);
        QString line;
        while (!in.atEnd()) {
                line = in.readLine();

                //Skip empty lines and comment lines
                if(line.isEmpty() || line.at(0) == '#'){
                        ;
                }

                //Set the name of the pattern
                else if(line.startsWith("NAME", Qt::CaseInsensitive) ){
                        pattern.setName(line.section(':', 1, 1).trimmed());
                }

                //Add a box to the pattern
                else if(line.contains("x", Qt::CaseInsensitive) ) {
                        pattern.addBox(getBox(line));
                }
                //Add a point to the pattern
                else if (line.contains(",")){
                        pattern.addPoint(getPoint(line));
                }
                else{
                        throw SpikeStreamException("Pattern data not recognized: " + line);
                }
        }
        configFile.close();
}


/*----------------------------------------------------------*/
/*-----                 PRIVATE METHODS                -----*/
/*----------------------------------------------------------*/

Box PatternManager::getBox(const QString &str){
        //X coordinates
        QString xCoords = str.section('x', 0, 0, QString::SectionSkipEmpty).trimmed();
        float x1 = Util::getFloat(xCoords.section(':', 0, 0, QString::SectionSkipEmpty).trimmed());
        float x2 = Util::getFloat(xCoords.section(':', 1, 1, QString::SectionSkipEmpty).trimmed());

        //Y coordinates
        QString yCoords = str.section('x', 1, 1, QString::SectionSkipEmpty).trimmed();
        float y1 = Util::getFloat(yCoords.section(':', 0, 0, QString::SectionSkipEmpty).trimmed());
        float y2 = Util::getFloat(yCoords.section(':', 1, 1, QString::SectionSkipEmpty).trimmed());

        //Z coordinates
        QString zCoords = str.section('x', 2, 2, QString::SectionSkipEmpty).trimmed();
        float z1 = Util::getFloat(zCoords.section(':', 0, 0, QString::SectionSkipEmpty).trimmed());
        float z2 = Util::getFloat(zCoords.section(':', 1, 1, QString::SectionSkipEmpty).trimmed());

        return Box(x1, y1, z1, x2, y2, z2);
}


Point3D PatternManager::getPoint(const QString &str){
        float xPos = Util::getFloat(str.section(',', 0, 0, QString::SectionSkipEmpty).trimmed());
        float yPos = Util::getFloat(str.section(',', 1, 1, QString::SectionSkipEmpty).trimmed());
        float zPos = Util::getFloat(str.section(',', 2, 3, QString::SectionSkipEmpty).trimmed());

        return Point3D(xPos, yPos, zPos);
}