#include "NameCreater.h"
#include <QtWidgets/QApplication>

#include "QGraphicsScene"
#include "QGraphicsView"
#include "QGraphicsPixmapItem"
#include "QGraphicsTextItem"

#define BG_PATH ":/NameCreater/resource/background.jpg"
#define FONT_NAME QStringLiteral("µØ±d¶êÅé Std W8")
#define FONT_SIZE 76

static QPointF BOY_POS[] = {
    QPointF(235, 400), QPointF(366, 1420),
    QPointF(555, 400), QPointF(692, 1420),
    QPointF(878, 400), QPointF(1014, 1420),
    QPointF(1200, 400), QPointF(1337, 1420),
    QPointF(1527, 400), QPointF(1663, 1420),
};

static int BOY_POS_COUNT = sizeof(BOY_POS) / sizeof(BOY_POS[0]);


static QPointF GIRL_POS[] = {
    QPointF(1854, 400), QPointF(1987, 1420),
    QPointF(2176, 400), QPointF(2314, 1420),
    QPointF(2498, 400), QPointF(2635, 1420),
    QPointF(2821, 400), QPointF(2958, 1420),
    QPointF(3147, 400), QPointF(3285, 1420),
};

static int GIRL_POS_COUNT = sizeof(GIRL_POS) / sizeof(GIRL_POS[0]);


void saveToImage(const QString& filename , QGraphicsScene *scene) {

    scene->clearSelection();                                                  // Selections would also render to the file
    scene->setSceneRect(scene->itemsBoundingRect());                          // Re-shrink the scene to it's bounding contents
    QImage image(scene->sceneRect().size().toSize(), QImage::Format_ARGB32);  // Create the image with the exact size of the shrunk scene
    image.fill(Qt::transparent);                                              // Start all pixels transparent
    int dpm = 300 / 0.0254; // ~300 DPI
    image.setDotsPerMeterX(dpm);
    image.setDotsPerMeterY(dpm);
  

    QPainter painter(&image);
    scene->render(&painter);
    image.save(filename);

}

int main(int argc, char *argv[])
{
    QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
    QApplication a(argc, argv);

    QFont font(FONT_NAME, FONT_SIZE);
    QColor font_color(0, 0, 0);

    QGraphicsScene scene;
    QGraphicsView view(&scene);
    QImage image(BG_PATH);
    QGraphicsPixmapItem* bgItem = new QGraphicsPixmapItem(QPixmap::fromImage(image));
    scene.addItem(bgItem);
   

    for (int i = 0; i < BOY_POS_COUNT; i++) {
        QGraphicsTextItem* textItem = new QGraphicsTextItem(QStringLiteral("Ĭ\n´é\n¶£"));
        textItem->setFont(font);
        textItem->setDefaultTextColor(font_color);
        textItem->setPos(BOY_POS[i]);
        int xscale, yscale;
        xscale = yscale = (i % 2 == 1) ? -1 : 1;
        textItem->setTransform(QTransform::fromScale(xscale, yscale));
        scene.addItem(textItem);
    }



    for (int i = 0; i < GIRL_POS_COUNT; i++) {
        QGraphicsTextItem* textItem = new QGraphicsTextItem(QStringLiteral("Ĭ\n¤_\n®¦"));
        textItem->setFont(font);
        textItem->setDefaultTextColor(font_color);
        textItem->setPos(GIRL_POS[i]);
        int xscale, yscale;
        xscale = yscale = (i % 2 == 1) ? -1 : 1;
        textItem->setTransform(QTransform::fromScale(xscale, yscale));
        scene.addItem(textItem);
    }


    view.show();

    saveToImage("test.jpg",&scene);

    return a.exec();
}