#include <QStringList>
#include "cutface.h"

IMPL_CutFaceFromString
IMPL_CutFaceToString
TMPL_CutFaceToPoints

void normalizeCutFacePoints(std::vector<QVector2D> *points)
{
    QVector2D center;
    if (nullptr == points || points->empty())
        return;
    float xLow = std::numeric_limits<float>::max();
    float xHigh = std::numeric_limits<float>::lowest();
    float yLow = std::numeric_limits<float>::max();
    float yHigh = std::numeric_limits<float>::lowest();
    for (const auto &position: *points) {
        if (position.x() < xLow)
            xLow = position.x();
        else if (position.x() > xHigh)
            xHigh = position.x();
        if (position.y() < yLow)
            yLow = position.y();
        else if (position.y() > yHigh)
            yHigh = position.y();
    }
    float xMiddle = (xHigh + xLow) * 0.5;
    float yMiddle = (yHigh + yLow) * 0.5;
    float xSize = xHigh - xLow;
    float ySize = yHigh - yLow;
    float longSize = ySize;
    if (xSize > longSize)
        longSize = xSize;
    if (qFuzzyIsNull(longSize))
        longSize = 0.000001;
    for (auto &position: *points) {
        position.setX((position.x() - xMiddle) * 2 / longSize);
        position.setY((position.y() - yMiddle) * 2 / longSize);
    }
}