代码效果如下
#undef UNICODE
#undef _UNICODE
#include<graphics.h>
#include<conio.h>
#include<time.h>
#include<stdio.h>#define width 640
#define high 480
#define brick_num 10int ball_x, ball_y;
int ball_vx, ball_vy;
int radius;
int bar_x, bar_y;
int bar_high, bar_width;
int bar_left, bar_right, bar_top, bar_bottom;int isbrickexisted[brick_num];
int brick_high, brick_width;int score;void startup()
{srand(time(NULL));ball_x = rand()%(width/3)+width/3;ball_y = rand()%(high/4)+high/6;ball_vx = 2;ball_vy = 1;radius = 20;bar_high = high / 20;bar_width = width / 5;bar_x = width / 2;bar_y = high - bar_high / 2;bar_left = bar_x - bar_width / 2;bar_right = bar_x + bar_width / 2;bar_top = bar_y - bar_high / 2;bar_bottom = bar_y + bar_high / 2;brick_width = width / brick_num;brick_high = high / brick_num;int i;for (i = 0; i < brick_num; i++)isbrickexisted[i] = 1;initgraph(width, high, SHOWCONSOLE);BeginBatchDraw();score = 0;
}void clean()
{setcolor(BLACK);setfillcolor(BLACK);fillcircle(ball_x, ball_y, radius);bar(bar_left, bar_top, bar_right, bar_bottom);int i, brick_left, brick_right, brick_top, brick_bottom;for (i = 0; i < brick_num; i++){brick_left = i * brick_width;brick_right = brick_left + brick_width;brick_top = 0;brick_bottom = brick_high;if (!isbrickexisted[i])fillrectangle(brick_left, brick_top, brick_right, brick_bottom);}
}void show()
{setbkcolor(RGB(0, 200, 200));cleardevice();setcolor(YELLOW);setfillcolor(GREEN);fillcircle(ball_x, ball_y, radius);bar(bar_left, bar_top, bar_right, bar_bottom);int i, brick_left, brick_right, brick_top, brick_bottom;for (i = 0; i < brick_num; i++){brick_left = i * brick_width;brick_right = (i + 1) * brick_width;brick_top = 0;brick_bottom = brick_high;if (isbrickexisted[i]){setcolor(GREEN);setfillcolor(YELLOW);fillrectangle(brick_left, brick_top, brick_right, brick_bottom);}}char s[5];sprintf_s(s, "%d", score);settextcolor(YELLOW);settextstyle(30, 0, s);outtextxy(0, high-high/6, "消的砖块数：");outtextxy(30*6, high-high/6, s);FlushBatchDraw();Sleep(1);
}void updatewithoutinput()
{if (ball_y + radius >= bar_top && ball_x >= bar_left && ball_x <= bar_right){ball_vy = 4;ball_vy = -ball_vy;int sign = 1;if (ball_vx < 0)sign = -1;ball_vx = (rand() % 3 + 2) * sign;}ball_x += ball_vx;ball_y += ball_vy;float distant_right,distant_left;distant_right = (ball_x - bar_right) * (ball_x - bar_right) + (ball_y - bar_top) * (ball_y - bar_top);distant_left= (ball_x - bar_left) * (ball_x - bar_left) + (ball_y - bar_top) * (ball_y - bar_top);if (distant_right <= radius * radius + 1 || distant_left <= radius * radius + 1){ball_vx = -ball_vx;ball_vy = -ball_vy;}if (ball_x - radius <= 0 || ball_x + radius >= width)ball_vx = -ball_vx;if (ball_y - radius <= 0)ball_vy = -ball_vy;if (ball_y + radius >= high){printf("\n游戏失败!\n");Sleep(1000);EndBatchDraw();closegraph();exit(0);}int i, brick_left, brick_right, brick_top, brick_bottom;for (i = 0; i < brick_num; i++){if (isbrickexisted[i]){brick_left = brick_width * i;brick_right = brick_width * (i + 1);brick_top = 0;brick_bottom = brick_high;if (ball_y - radius <= brick_bottom && ball_x >= brick_left && ball_x <= brick_right){score++;printf("\a");isbrickexisted[i] = 0;ball_vy = -ball_vy;}}}int flag = 0;for (i = 0; i < brick_num; i++){if (isbrickexisted[i] == 1)flag = 1;}if (flag == 0){for (i = 0; i < brick_num; i++){isbrickexisted[i] = 1;}}}void updatewithinput()
{char input;if (_kbhit()){input = _getch();if (input == 'a'&&bar_left>0){bar_x = bar_x - 15;bar_left = bar_x - bar_width/2;bar_right = bar_x + bar_width/2;}if (input == 'd'&&bar_right<width){bar_x += 15;bar_left = bar_x - bar_width/2;bar_right = bar_x + bar_width/2;}}
}void gameover()
{EndBatchDraw();closegraph();
}int main()
{system("pause");startup();while (1){clean();updatewithoutinput();updatewithinput();show();}gameover();return 0;
}
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