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# main.cpp Example File
threads/queuedcustomtype/main.cpp

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     ** This file is part of the examples of the Qt Toolkit.
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     ** General Public License version 2.1 as published by the Free Software
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     ** packaging of this file.  Please review the following information to
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     ** General Public License version 3.0 as published by the Free Software
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     #include <QApplication>
     #include <QPainter>
     #include <QTime>
     #include "block.h"
     #include "window.h"

     QImage createImage(int width, int height)
     {
         QImage image(width, height, QImage::Format_RGB16);
         QPainter painter;
         QPen pen;
         pen.setStyle(Qt::NoPen);
         QBrush brush(Qt::blue);

         painter.begin(&image);
         painter.fillRect(image.rect(), brush);
         brush.setColor(Qt::white);
         painter.setPen(pen);
         painter.setBrush(brush);

         static const QPointF points1[3] = {
             QPointF(4, 4),
             QPointF(7, 4),
             QPointF(5.5, 1)
         };

         static const QPointF points2[3] = {
             QPointF(1, 4),
             QPointF(7, 4),
             QPointF(10, 10)
         };

         static const QPointF points3[3] = {
             QPointF(4, 4),
             QPointF(10, 4),
             QPointF(1, 10)
         };

         painter.setWindow(0, 0, 10, 10);

         int x = 0;
         int y = 0;
         int starWidth = image.width()/3;
         int starHeight = image.height()/3;

         QRect rect(x, y, starWidth, starHeight);

         for (int i = 0; i < 9; ++i) {

             painter.setViewport(rect);
             painter.drawPolygon(points1, 3);
             painter.drawPolygon(points2, 3);
             painter.drawPolygon(points3, 3);

             if (i % 3 == 2) {
                 y = y + starHeight;
                 rect.moveTop(y);

                 x = 0;
                 rect.moveLeft(x);

             } else {
                 x = x + starWidth;
                 rect.moveLeft(x);
             }
         }

         painter.end();
         return image;
     }

     int main(int argc, char *argv[])
     {
         QApplication app(argc, argv);
         qRegisterMetaType<Block>();
         qsrand(QTime::currentTime().elapsed());

         Window window;
         window.show();

         window.loadImage(createImage(256, 256));
         return app.exec();
     }