#include<stdio.h>
#include<stdlib.h>
#include<conio.h>
#include<Windows.h>

int score;
int ball_row, ball_col;
int ball_vv, ball_vh;
int area_height, area_width;
int baffle_col, baffle_row, baffle_size;
int brick_col, brick_row;
bool isLose;

void gotoxy(int x, int y) {
?? ?HANDLE handle = GetStdHandle(STD_OUTPUT_HANDLE);
?? ?COORD pos;
?? ?pos.X = x;
?? ?pos.Y = y;
?? ?SetConsoleCursorPosition(handle, pos);
}
void HideCursor() {
?? ?CONSOLE_CURSOR_INFO cursor_info = { 1,0 };
?? ?SetConsoleCursorInfo(GetStdHandle(STD_OUTPUT_HANDLE), &cursor_info);
}

void startup()
{
?? ?area_height = 20;
?? ?area_width = 40;
?? ?ball_row = area_height / 2;
?? ?ball_col = area_width / 2;
?? ?ball_vv = 1;
?? ?ball_vh = 1;

?? ?baffle_col = area_width / 2;
?? ?baffle_row = area_height - 2;
?? ?baffle_size = 8;
?? ?
?? ?brick_row = 1;
?? ?brick_col = rand() % area_width;

?? ?score = 0;
?? ?isLose = false;
}

void show()
{
?? ?gotoxy(0, 0);
?? ?int i, j;
?? ?//system("cls");
?? ?for (i = 0; i <= area_height; i++)
?? ?{
?? ??? ?for (j = 0; j <= area_width; j++)
?? ??? ?{
?? ??? ??? ?if (i == ball_row && j == ball_col)
?? ??? ??? ?{
?? ??? ??? ??? ?printf("O");
?? ??? ??? ?}
?? ??? ??? ?else if (i == 0 || i == area_height)
?? ??? ??? ??? ?printf("-");
?? ??? ??? ?else if (j == 0 || j == area_width)
?? ??? ??? ??? ?printf("|");
?? ??? ??? ?else if (i == baffle_row && (j >= baffle_col && j <= baffle_col + baffle_size))
?? ??? ??? ??? ?printf("=");
?? ??? ??? ?else if (i == brick_row && j == brick_col)
?? ??? ??? ??? ?printf("#");
?? ??? ??? ?else printf(" ");
?? ??? ?}
?? ??? ?printf("\n");
?? ?}
?? ?printf("score:%d\n", score);
}

void updateWithhoutInput() {
?? ?static int count = 0;

?? ?if(count % 5 == 0){
?? ??? ?ball_col += ball_vh;
?? ??? ?ball_row += ball_vv;
?? ?}
?? ?
?? ?if (ball_col == 0 + 1 || ball_col == area_width - 1)//vh changed
?? ??? ?ball_vh *= -1;
?? ?if (ball_row == 0 + 1 /*|| ball_row == area_height - 1*/)//vv changed
?? ??? ?ball_vv *= -1;
?? ?if (ball_row == baffle_row - 1 && (ball_col >= baffle_col && ball_col < baffle_col + baffle_size))//在baffle上一行就判斷碰撞。?
?? ??? ?ball_vv *= -1;
?? ?// 磚塊的左，右，下左，下，下右可以檢測到碰撞?
?? ?if ((ball_row == brick_row + 1 && (ball_col >= brick_col - 1 && ball_col <= brick_col + 1))||(ball_row == brick_row && (ball_col == brick_col - 1 || ball_col==brick_col+1))) {
?? ??? ?ball_vv *= -1;
?? ??? ?brick_row = -1;
?? ??? ?score += 10;
?? ??? ?brick_row = 1;
?? ??? ?brick_col = rand() % area_width;
?? ?}

?? ?if (ball_row >= area_height)
?? ??? ?isLose = true;
?? ??? ?
?? ?count++;
}

void updateWithInput() {


?? ?char input;
?? ?if (kbhit()) {
?? ??? ?input = getch();
?? ??? ?switch (input)
?? ??? ?{
?? ??? ?case 'a': if (baffle_col > 0 + 1)baffle_col--; break;
?? ??? ?case 'w': if (baffle_row > 0 + 1)baffle_row--; break;
?? ??? ?case 'd': if (baffle_col < area_width - baffle_size - 1)baffle_col++; break;
?? ??? ?case 's': if (baffle_row < area_height - 1)baffle_row++; break;

?? ??? ?default:
?? ??? ??? ?break;
?? ??? ?}
?? ?}
}

int Lost(){
?? ?if(ball_row > area_height)
?? ??? ?return 1;
?? ?return 0;
}

int IsFinish() {//游戲是否結束?
?? ?if (score == 100) {
?? ??? ?system("cls");
?? ??? ?printf("congretulations!!!");
?? ??? ?score = 0;
?? ??? ?_sleep(500);//先暫停在現(xiàn)實符合人性化?
?? ??? ?system("pause");
?? ??? ?return 1;
?? ?}
?? ?else if (Lost() == 1) {
?? ??? ?system("cls");
?? ??? ?printf("you have lost!!!");
?? ??? ?score = 0;
?? ??? ?_sleep(500);
?? ??? ?system("pause");
?? ??? ?return 1;
?? ?}
?? ?return 0;
}


int main()
{
?? ?HideCursor();
?? ?startup();
?? ?while (1)
?? ?{
?? ??? ?show();
?? ??? ?updateWithInput();
?? ??? ?updateWithhoutInput();
?? ??? ?if(IsFinish() == 1){
?? ??? ??? ?startup();
?? ??? ??? ?continue;
?? ??? ?}
?? ?}
?? ?return 0;
}