movementtransition.h Example File

statemachine/rogue/movementtransition.h
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#ifndef MOVEMENTTRANSITION_H #define MOVEMENTTRANSITION_H #include <QtWidgets> #include "window.h" class MovementTransition : public QEventTransition { Q_OBJECT public: MovementTransition(Window *window) : QEventTransition(window, QEvent::KeyPress) { this->window = window; } protected: bool eventTest(QEvent *event) override { if (event->type() == QEvent::StateMachineWrapped && static_cast<QStateMachine::WrappedEvent *>(event)->event()->type() == QEvent::KeyPress) { QEvent *wrappedEvent = static_cast<QStateMachine::WrappedEvent *>(event)->event(); QKeyEvent *keyEvent = static_cast<QKeyEvent *>(wrappedEvent); int key = keyEvent->key(); return key == Qt::Key_2 || key == Qt::Key_8 || key == Qt::Key_6 || key == Qt::Key_4 || key == Qt::Key_Down || key == Qt::Key_Up || key == Qt::Key_Right || key == Qt::Key_Left; } return false; } void onTransition(QEvent *event) override { QKeyEvent *keyEvent = static_cast<QKeyEvent *>( static_cast<QStateMachine::WrappedEvent *>(event)->event()); int key = keyEvent->key(); switch (key) { case Qt::Key_Left: case Qt::Key_4: window->movePlayer(Window::Left); break; case Qt::Key_Up: case Qt::Key_8: window->movePlayer(Window::Up); break; case Qt::Key_Right: case Qt::Key_6: window->movePlayer(Window::Right); break; case Qt::Key_Down: case Qt::Key_2: window->movePlayer(Window::Down); break; default: ; } } private: Window *window; }; #endif