QT 实现小游戏俄罗斯方块

#include "mainwindow.h" #include "ui_mainwindow.h" /* * 游戏状态 */ int status = -1; /* * 当前正在下落的方块位置,形态 */ int h, w; int type, shape; /* * 分数 */ int score = 0; /* * 下一个方块的形态 */ static int next_type, next_shape; MainWindow::MainWindow(float pw_, float ph_, QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWindow), pw(pw_), ph(ph_) { ui->setupUi(this); ui->widget_game->installEventFilter(this); ui->widget_tips->installEventFilter(this); // ui->pushButton_start->installEventFilter(this); // ui->pushButton_reset->installEventFilter(this); init_container(pw, ph); } /* * 容器布局 * * 容器宽度 = 显示器宽度 * pw * 容器高度 = 显示器高度 * ph * 宽度值需满足: game_block_nums + tips_block_nums的倍数 * 高度值需为block_size的倍数 */ void MainWindow::init_container(float pw, float ph) { // 获取当前显示器分辨率 const QScreen *primary_screen = QApplication::primaryScreen(); QRect primary_screen_rect = primary_screen->availableGeometry(); screen_width = primary_screen_rect.width(); screen_height = primary_screen_rect.height(); int block_all = game_block_nums + tips_block_nums; // 容器宽度 container_width = screen_width * pw; container_width = container_width - container_width % block_all; // 方块尺寸 block_size = container_width / block_all; // 容器高度 container_height = screen_height * ph; container_height = container_height - container_height % block_size; // 游戏区域 game_container_width = container_width / block_all * game_block_nums; game_container_height = container_height; // 提示区域 tips_container_width = container_width / block_all * tips_block_nums; tips_container_height = container_height; // 方块起始位置 h_begin = 0; w_begin = game_container_width / 2 - game_container_width / 2 % block_size; // 设置窗口尺寸 this->setGeometry(screen_width / 2 - container_width / 2, \ screen_height / 2 - container_height / 2, \ container_width, \ container_height); this->setFixedSize(container_width, container_height); // 设置容器内基础控件布局 ui->widget_game->setGeometry(0, \ 0, \ game_container_width, \ game_container_height); ui->widget_tips->setGeometry(game_container_width, \ 0, \ tips_container_width, \ tips_container_height); // 控件宽度 占 1/4提示区宽度 int widget_width = tips_container_width / 4; // 控件位于提示区中间位置 int y = tips_container_width / 2 - widget_width / 2; ui->label_next->setGeometry(block_size + 1, \ block_size + 1, \ widget_width, \ block_size); // (y, x, width, height) ui->label_score->setGeometry(block_size + 1, block_size * 7 + 1, \ widget_width, \ block_size); ui->label_score_1->setGeometry(widget_width + block_size, \ block_size * 7 + 1, \ widget_width, \ block_size); ui->label_score_1->setText("0"); // ui->pushButton_start->setGeometry(y, \ block_size * 8 + 1, \ widget_width, \ block_size); // ui->pushButton_reset->setGeometry(y, \ block_size * 10 + 1, \ widget_width, \ block_size); // 为界面添加背景色 QPalette pal; pal.setColor(QPalette::Window, qcolor_list[game]); ui->widget_game->setPalette(pal); pal.setColor(QPalette::Window, qcolor_list[tips]); ui->widget_tips->setPalette(pal); // 将墙壁添加到坐标中 coord.init_coord(block_size, game_block_nums, game_container_height / block_size); coord.add_block_in_coord(0, 0, game_container_height, block_size, wall); coord.add_block_in_coord(0, game_container_width - block_size, game_container_height, game_container_width, wall); coord.add_block_in_coord(game_container_height - block_size, 0, game_container_height, game_container_width, wall); #ifdef DEBUG_SHOW_CONTAINER_PX printf("\nmainwindow:\n"); printf(" width:%dpx %dblock", this->width(), this->width() / block_size); printf(" height:%dpx %dblock",this->height(), this->height() / block_size); printf("\ngame:\n"); printf(" width:%dpx %dblock", ui->widget_game->width(), ui->widget_game->width() / block_size); printf(" height:%dpx %dblock", ui->widget_game->height(), ui->widget_game->height() / block_size); printf("\ntips:\n"); printf(" width:%dpx %dblock", ui->widget_tips->width(), ui->widget_tips->width() / block_size); printf(" height:%dpx %dblock", ui->widget_tips->height(), ui->widget_tips->height() / block_size); printf("\nblock_size:\n"); printf(" %dpx\n", block_size); fflush(stdout); #endif #ifdef DEBUG_SHOW_INIT_CONTAINER_COORD printf("\nAfter add container wall:\n"); for (int i = 0; i < coord.container_coord.size(); ++i) { for (int j = 0; j < coord.container_coord[i].size(); ++j) printf("%d ", coord.container_coord[i][j]); printf("\n"); } fflush(stdout); #endif } bool MainWindow::eventFilter(QObject *watched, QEvent *event) { if (watched == ui->widget_tips && event->type() == QEvent::Paint) { draw_tips_block(); return true; } if (watched == ui->widget_game && event->type() == QEvent::Paint) { draw_drop_block(); draw_game_block(); return true; } // if (watched == ui->pushButton_start && event->type() == QEvent::KeyPress) // { // return false; // } // if (watched == ui->pushButton_reset && event->type() == QEvent::KeyPress) // { // return false; // } return QMainWindow::eventFilter(watched, event); } void MainWindow::keyPressEvent(QKeyEvent *event) { int key = event->key(); #ifdef DEBUG_SHOW_ASCII_PRESS printf("Press %d %c\n", key, key); fflush(stdout); #endif // 上 if (key == 16777235 || key == 119 || key == 87) { if (legal_judgment(h, w, block.block_maps[type][(shape + 1) % 4])) { shape = (shape + 1) % 4; ui->widget_game->update(); } return; } // 下 if (key == 16777237 || key == 83 || key == 115) { if (legal_judgment(h + block_size, w, block.block_maps[type][shape])) { h += block_size; ui->widget_game->update(); } return; } // 左 if (key == 16777234 || key == 65 || key == 97) { if (legal_judgment(h, w - block_size, block.block_maps[type][shape])) { w -= block_size; ui->widget_game->update(); } return; } // 右 if (key == 16777236 || key == 68 || key == 100) { if (legal_judgment(h, w + block_size, block.block_maps[type][shape])) { w += block_size; ui->widget_game->update(); } return; } // 空格 if (key == 32) { for (int i = 0; i < game_container_height / block_size; ++i) { if (!legal_judgment(i * block_size, w, block.block_maps[type][shape])) { h = (i - 1) * block_size; coord.add_block_in_coord(h