main.cpp Example File

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 #include "animation.h"
 #include "node.h"
 #include "lifecycle.h"
 #include "stickman.h"
 #include "graphicsview.h"
 #include "rectbutton.h"

 #include <QtCore>
 #include <QtWidgets>

 int main(int argc, char **argv)
 {
     Q_INIT_RESOURCE(stickman);
     QApplication app(argc, argv);

     StickMan *stickMan = new StickMan;
     stickMan->setDrawSticks(false);

     QGraphicsTextItem *textItem = new QGraphicsTextItem();
     textItem->setHtml("<font color=\"white\"><b>Stickman</b>"
         "<p>"
         "Tell the stickman what to do!"
         "</p>"
         "<p><i>"
         "<li>Press <font color=\"purple\">J</font> to make the stickman jump.</li>"
         "<li>Press <font color=\"purple\">D</font> to make the stickman dance.</li>"
         "<li>Press <font color=\"purple\">C</font> to make him chill out.</li>"
         "<li>When you are done, press <font color=\"purple\">Escape</font>.</li>"
         "</i></p>"
         "<p>If he is unlucky, the stickman will get struck by lightning, and never jump, dance or chill out again."
         "</p></font>");
     qreal w = textItem->boundingRect().width();
     QRectF stickManBoundingRect = stickMan->mapToScene(stickMan->boundingRect()).boundingRect();
     textItem->setPos(-w / 2.0, stickManBoundingRect.bottom() + 25.0);

     QGraphicsScene scene;
     scene.addItem(stickMan);

     scene.addItem(textItem);
     scene.setBackgroundBrush(Qt::black);

     GraphicsView view;
     view.setRenderHints(QPainter::Antialiasing);
     view.setTransformationAnchor(QGraphicsView::NoAnchor);
     view.setScene(&scene);

     QRectF sceneRect = scene.sceneRect();
     // making enough room in the scene for stickman to jump and die
     view.resize(sceneRect.width() + 100, sceneRect.height() + 100);
     view.setSceneRect(sceneRect);

     view.show();
     view.setFocus();

     LifeCycle cycle(stickMan, &view);
     cycle.setDeathAnimation(":/animations/dead");

     cycle.addActivity(":/animations/jumping", Qt::Key_J);
     cycle.addActivity(":/animations/dancing", Qt::Key_D);
     cycle.addActivity(":/animations/chilling", Qt::Key_C);

     cycle.start();

     return app.exec();
 }