#include "stdafx.h"
#include "mapscanner.h"
#include "scanner.h"
#include <QtCore/QtMath>
#include <QEventLoop>
//Для z=17 4820 326.97
//Для z=18 2415 161.09

//https://static-maps.yandex.ru/1.x/?ll=30.3607,59.9280982&size=256,256&z=17&l=sat&pt=37.620070,55.753630,~30.3607,59.9280982,pmblm99,~30.3607,59.9280692,pmorm99
//https://maps.googleapis.com/maps/api/staticmap?center=59.9280982,30.3661&zoom=17&maptype=satellite&size=256x256&markers=color:red%7C59.9280982,30.3661&scale=2key=
//http://dev.virtualearth.net/REST/V1/Imagery/Map/Aerial/59.9280982%2C30.3661/17?mapSize=256,256&imagerySet=AerialWithLabels&format=png&pushpin=59.9280982,30.3661;60;&key=Ah12kIOAYzmW3ONiCcYEImWIp2xL8pwMXEvlOjhzjLRhjBBOCgBygJe4PHOY_aKU
#define _CRT_SECURE_NO_WARNINGS

double eps = sqrt(pow(6378, 2) - pow(6356, 2)) / (6378);
double Delta = 0.002746368;
int check = 0;
bool bag = true;
int CountWidth = -1;
int CountHeight = 0;
int n, m;
int j, i;
MapScanner::MapScanner(QWidget *parent)
    : QDialog(parent), m_renderPixmap(2048, 2048)
{
    ui.setupUi(this);


    QPixmap pix(2048, 2048);
    pix.save(ui.SavePath->text() + "newfile.png");

    m_View = new QWebEngineView();
    m_View->setGeometry(1000, 500, ui.SizeX->text().toFloat(), ui.SizeY->text().toFloat());
    m_Timer = new QTimer();

    connect(ui.MyButton, &QPushButton::clicked, [&]()
    {
        m_Timer->start(1);
    });

    m_Timer->setSingleShot(true);

    connect(m_Timer, &QTimer::timeout, [&]()
    {
        DownloadMap();
        SaveImages();
        Work();
    });
}
MapScanner::~MapScanner()
{

}

void MapScanner::Work()
{
    double k = ui.EarthHeight->text().toDouble();
    double k2 = ui.EarthHeight2->text().toDouble();
    double kRad = k / 180 * M_PI;
    double kdelta = Delta*(0.5*cos(kRad)*(pow(eps, 2)* (cos(2 * kRad) - 1) + 2)) / (1);

    double w = ui.EarthWidth->text().toDouble();
    double w2 = ui.EarthWidth2->text().toDouble();
    n = CountI(w, w2);
    m = CountJ(k, k2, kdelta);
    if (j < m)
    {
        if (j % 2 == 0)
        {
            if (i < n)
                w = RightStep(w, w2);
            i++;
        }
        else if (i < n)
        {
            w = LeftStep(w, w2);
            i++;
        }
        k = DownStep(k, k2, kdelta);
        j++;
    }
}

double MapScanner::RightStep(double a, double b)
{
    a += Delta;
    ui.EarthWidth->setText(QString::number(a));
    check++;
    CountWidth++;
    m_Timer->start(2500);
    return a;
}
double MapScanner::DownStep(double a, double b,double delta)
{
    a -= delta;
    ui.EarthHeight->setText(QString::number(a));
    check++;
    CountHeight++;
    m_Timer->start(2500);
    return a;
}
double MapScanner::LeftStep(double a, double b)
{
    a -= Delta;
    ui.EarthWidth->setText(QString::number(a));
    check++;
    CountWidth--;
    m_Timer->start(2500);
    return a;
}
int MapScanner::CountI(double a, double b)
{
    int l = ((abs(a - b)) + 2 * Delta*(ui.LineSize->text().toDouble()) / 326.97) / Delta;
    return l;
}
int MapScanner::CountJ(double a, double b,double delta)
{
    int l = (abs(a - b) + 2 * delta*(ui.LineSize->text().toDouble()) / 326.97) / Delta;
    return l;
}
void MapScanner::DownloadMap()
{
    QUrl UrlYandex("https://static-maps.yandex.ru/1.x/?ll=" + ui.EarthWidth->text() + ',' + ui.EarthHeight->text() + "&size=" + ui.SizeX->text() + ',' + ui.SizeY->text() + "&z=17&l=sat&pt=37.620070,55.753630,pmwtm1~37.64,55.76363,pmwtm99");
    QUrl UrlGoodle("https://maps.googleapis.com/maps/api/staticmap?center=" + ui.EarthHeight->text() + ',' + ui.EarthWidth->text() + "&zoom=17&maptype=satellite&size=" + ui.SizeX->text() + 'x' + ui.SizeY->text() + "&scale=2key=");
    QUrl UrlBing("http://dev.virtualearth.net/REST/V1/Imagery/Map/Aerial/" + ui.EarthHeight->text() + "%2C" + ui.EarthWidth->text() + "/17?mapSize=" + ui.SizeX->text() + ',' + ui.SizeY->text() + "&imagerySet=AerialWithLabels&format=png&key=Ah12kIOAYzmW3ONiCcYEImWIp2xL8pwMXEvlOjhzjLRhjBBOCgBygJe4PHOY_aKU");

    if (ui.GoogleUrl->isChecked())
        m_View->load(QUrl(UrlGoodle));
    if (ui.YandexUrl->isChecked())
        m_View->load(QUrl(UrlYandex));
    if (ui.BingUrl->isChecked())
        m_View->load(QUrl(UrlBing));
}
void MapScanner::SaveImages()
{
    QPixmap pic(m_View->size());
    m_View->show();
    m_View->render(&pic);
    pic.save(ui.SavePath->text() + "img" + QString::number(check) + ".png");

    //ui.lineEdit->setText(QString::number(n) + QString::number(m));

    m_renderPixmap.load(ui.SavePath->text() + "newfile.png"); // создаём картинку
    QPainter p(&m_renderPixmap); // создаём рисовалку и нацеливаем её на картинку
    p.drawPixmap(256 * CountWidth, 256 * CountHeight, QPixmap(ui.SavePath->text() + "img" + QString::number(check) + ".png")); // накладываем изображение из файла на эту картинку в координаты 0,0
    p.end(); // завершаем работу рисовалки
    m_renderPixmap.save(ui.SavePath->text() + "newfile.png", "PNG"); // сохраняем файл
}

void MapScanner::LoadMaps()
{

}