标题: 基于QT5的tanchishe小程序 贪吃蛇小游戏代码 [打印本页]
作者: 1602533009    时间: 2020-6-2 19:59
标题: 基于QT5的tanchishe小程序 贪吃蛇小游戏代码

部分代码


#include "snake.h"#include "ui_snake.h"#include <unistd.h>
Snake::Snake(QWidget *parent) :    QWidget(parent),    ui(new Ui::Snake){    ui->setupUi(this);
    initSnakeLogic();    initSnakeUi();    sleep(5);
}

//得到食物点void Snake::upDateFood(){    qsrand(QTime(0,0,0).secsTo(QTime::currentTime()));    food = QPoint(qrand() % RECTNUM, qrand() % RECTNUM);
    //食物不能在蛇身上    for (int i = 0; i < m_snakeLenth; i++)        if (food == snake[i])            food = QPoint(qrand() % RECTNUM, qrand() % RECTNUM);    //食物不能在障碍物上    for(int i = 0; i < 20; i++)        if (food == snake[i])            food = QPoint(qrand() % RECTNUM, qrand() % RECTNUM);}
//游戏结束boxvoid Snake::overBox(){    timer->stop();    QMessageBox msgBox(this);    msgBox.setText("Sorry, the game failed.");    msgBox.exec();
    initSnakeLogic();}
void Snake::initSnakeLogic(){    m_snakeLenth = 5; //开始蛇长度为10    //随机数种子    qsrand(QTime(0,0,0).secsTo(QTime::currentTime()));
    //蛇头食物初始化    QPainter paint(this);    snake[0] = QPoint(qrand() % RECTNUM, qrand() % RECTNUM);    upDateFood();    //蛇身初始化    for(int i=1;i<m_snakeLenth;i++){        snake[i].rx()=snake[i-1].rx()-1;        snake[i].ry()=snake[i-1].ry();    }    //障碍物初始化    for(int i=0;i<board_length;i++){        board[i]=QPoint(qrand() % RECTNUM, qrand() % RECTNUM);        for(int j=0;j<m_snakeLenth;j++)            if(snake[j]==board[i])                board[i]=QPoint(qrand() % RECTNUM, qrand() % RECTNUM);    }    direc = Direction_Right;    m_flagStart = false;    whatfood=1;}
void Snake::initSnakeUi(){    this->resize(625, 625);    this->setWindowIcon(QIcon(":/img/snake.jpg"));
    QPalette palette;    palette.setBrush(QPalette::Background, QBrush(QPixmap(":/img/back.jpg").scaled(this->size())));    this->setPalette(palette);
    //    pb_start = new QPushButton(this);    //    pb_start->setText("开始游戏");    //    pb_start->setStyleSheet("color: rgb(255, 172, 117); font: 75 14pt '苹方-简';");    //    pb_start->setGeometry(QRect(500, 50, 100, 50));    //    pb_start->setFlat(true);    //透明
    //    pb_exit = new QPushButton(this);    //    pb_exit->setStyleSheet("color: rgb(255, 172, 117); font: 75 14pt '苹方-简';");    //    pb_exit->setText("重新开始");    //    pb_exit->setGeometry(QRect(500, 120, 100, 50));    //    pb_exit->setFlat(true);
    lb_socre = new QLabel(this);    lb_socre->setStyleSheet("color:green;font: 75 20pt '华文琥珀';");    lb_socre->setText("分数:");    lb_socre->setGeometry(525, 10, 50, 50);
    lb_scoreShow = new QLabel(this);    lb_scoreShow->setStyleSheet("color:red;font: 75 20pt 'Braggadocio';");    lb_scoreShow->setText("0");    lb_scoreShow->setGeometry(575, 10, 50, 50);
    //    lb_prompt = new QLabel(this);    //    lb_prompt->setStyleSheet("color: rgb(226, 192, 255); font: 75 14pt '苹方-简';");    //    lb_prompt->setText("w,a,s,d控制上下左右，k开始游戏，j重新开始\n祝您玩得愉快！");    //    lb_prompt->setGeometry(500, 240, 100, 200);    //    lb_prompt->setWordWrap(true);   //自动换行
    //    connect(pb_start, SIGNAL(clicked(bool)), this, SLOT(start_pressed()));    //    connect(pb_exit, SIGNAL(clicked(bool)), this, SLOT(exit_pressed()));
    timer = new QTimer(this);    connect(timer, SIGNAL(timeout()),            this, SLOT(slotSnakeAuto()));}
Snake::~Snake(){    delete ui;}

void Snake::paintEvent(QPaintEvent *event){    //画表格    //    QPainter painter(this);    //    for(int y = 0; y <  RECTWIDTH * RECTNUM; y += RECTWIDTH)    //    {    //        for(int x = 0; x <  RECTWIDTH * RECTNUM; x += RECTWIDTH)    //        {    //            painter.drawRect(QRect(x, y, RECTWIDTH, RECTWIDTH));    //        }    //    }
    //画蛇头    QPainter paint(this);    QImage img_head;    QImage img_board;    switch(direc)    {    case Direction_Up:   img_head = QImage(":/img/headup.png"); break;    case Direction_Left: img_head = QImage(":/img/headleft.png"); break;    case Direction_Down: img_head = QImage(":/img/headdown.png"); break;    case Direction_Right: img_head = QImage(":/img/headright.png"); break;    default: break;    }    paint.drawImage( snake[0].x() * RECTWIDTH,  snake[0].y() * RECTWIDTH,            img_head.scaled(RECTWIDTH, RECTWIDTH));    //画蛇身    paint.setBrush(QColor(255, 128, 106));    paint.setPen(Qt::NoPen);    paint.setRenderHint(QPainter::Antialiasing);    for (int i = 1; i < m_snakeLenth; i++)    {        paint.drawRoundedRect(QRect( snake[i].x() * RECTWIDTH, snake[i].y() * RECTWIDTH, RECTWIDTH, RECTWIDTH),5,5);    }
    //画食物    if(whatfood%5==0)img_head = QImage(":/img/food1.png");    else img_head = QImage(":/img/food.png");    paint.drawImage(food.x() * RECTWIDTH, food.y() * RECTWIDTH,img_head.scaled(RECTWIDTH, RECTWIDTH));    //paint.drawRect(QRect(15 + food.x() * RECTWIDTH, 15 + food.y() * RECTWIDTH, RECTWIDTH, RECTWIDTH));
    //画障碍物    img_board = QImage(":/img/board.png");    for(int i=0;i<board_length;i++){        paint.drawImage(board[i].x() * RECTWIDTH, board[i].y() * RECTWIDTH,img_board.scaled(RECTWIDTH, RECTWIDTH));    }
}
bool Snake::touchSlef(QPoint point){    for (int i = 0; i < m_snakeLenth; i++)    {        if (point == snake[i])        {            return true;        }    }    return false;}
bool Snake::touchBoard(QPoint point){    for (int i = 0; i < board_length; i++)    {        if (point == board[i])        {            return true;        }    }    return false;}
void Snake::slotSnakeAuto(){    if (m_flagStart == true)    {        switch (direc)        {        case Direction_Up:      up_pressed();      break;        case Direction_Left:    left_pressed();    break;        case Direction_Down:    down_pressed();    break;        case Direction_Right:   right_pressed();   break;        default: break;        }        lb_scoreShow->setText(QString::number(m_snakeLenth - 5));
        if (m_snakeLenth >=100)        {            timer->stop();            QMessageBox msgBox(this);            msgBox.setText("Sorry, the snake is too long.");            msgBox.exec();
            initSnakeLogic();        }    }}

void Snake::keyPressEvent(QKeyEvent *event){    //qDebug() << event->key();
    switch (event->key())    {    case 75: start_pressed();   break;  //'k'    case 76: exit_pressed();    break;  //'j'    default: break;    }
    if (m_flagStart == true)    {        switch (event->key())        {        case 87: up_pressed();      break;  //'w'        case 65: left_pressed();    break;  //'a'        case 83: down_pressed();    break;  //'s'        case 68: right_pressed();   break;  //'d'        default: break;        }        lb_scoreShow->setText(QString::number(m_snakeLenth - 5));        if(m_snakeLenth>10) timer->setInterval(500);        if(m_snakeLenth>15) timer->setInterval(300);        if(m_snakeLenth>20) timer->setInterval(200);

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作者: lx0507    时间: 2021-6-22 14:43
为什么不能运行啊,求大家帮助



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