基于qt的c++编写的贪吃蛇游戏

#include "snakebody.h" #include <QDebug> #include <QSettings> SnakeBody::SnakeBody(QObject *parent) : QObject(parent) { body << Node(0,0) << Node(1,0) << Node(2,0); } SnakeBody::~SnakeBody() { // QSettings settings = QSettings("HCHEDU","QtSnake"); // settings.setValue("snake_body_length",body.count()); // for(int i=0;i<body.count();i++) // settings.setValue("node"+i,QVariant(body[i])); } void SnakeBody::update(QPainter &p) { for(int i=0;i<body.count();i++){ QPen pen; pen.setColor(body[i].penColor()); pen.setWidth(2); p.setPen(pen); QBrush brush; brush.setColor(body[i].brushColor()); brush.setStyle(Qt::SolidPattern); p.setBrush(brush); //p.drawRect(body[i].rect()); p.drawPixmap(body[i].rect(),body[i].pixmap()); } } void SnakeBody::move(int curDir,bool touchFoodFlag) { Node head = body.first(); //qDebug() << head.x() << head.y() << curDir; switch (curDir){ case RIGHT: head.setX(body.last().x()+1); head.setY(body.last().y()); break; case LEFT: head.setX(body.last().x()-1); head.setY(body.last().y()); break; case DOWN: head.setY(body.last().y()+1); head.setX(body.last().x()); break; case UP: head.setY(body.last().y()-1); head.setX(body.last().x()); break; } if(!touchFoodFlag) body.takeFirst(); body.append(head); } bool SnakeBody::isTouchFood(int curDir, SnakeFood &food) { Node head = body.first(); //qDebug() << head.x() << head.y() << curDir; switch (curDir){ case RIGHT: head.setX(body.last().x()+1); head.setY(body.last().y()); break; case LEFT: head.setX(body.last().x()-1); head.setY(body.last().y()); break; case DOWN: head.setY(body.last().y()+1); head.setX(body.last().x()); break; case UP: head.setY(body.last().y()-1); head.setX(body.last().x()); break; } if(head.x() == food.x() && head.y() == food.y()) return true; else return false; }