嵌入式学习第十七天

C语言小项目：

制作俄罗斯方块小游戏（全部）

主函数部分

#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <signal.h>
#include <stdlib.h>
#include <time.h>
#include "boarder.h"
#include "block.h"int cury = 1;
int curx = 16;
int curboxno = 0;
int nextboxno = 0;
int score = 0;int SetScore(void)
{char tmpbuff[1024] = {0};sprintf(tmpbuff, "%06d", score);strncpy(&gBoarder[BOARDER_HEIGHT/4*3][BOARDER_WIDTH/6*5-3], tmpbuff, 6);return 0;
}void handler(int signo)
{int i = 0;ClearBox(gBox, cury, curx);if (CanMoveBox(gBox, cury+1, curx)){MoveBox(gBox, cury+1, curx);cury = cury+1;ShowMenu();}else {MoveBox(gBox, cury, curx);ShowMenu();//判断当前这4行是否都能被消除 for (i = 0; i < 4 && cury + i < BOARDER_HEIGHT-1; i++){if (CanClearLine(cury+i)){ClearLine(cury+i);score++;SetScore();ShowMenu();}}curboxno = nextboxno;CreateBox(gBox, nextboxno);ClearBox(gNextBox, BOARDER_HEIGHT/4-2, BOARDER_WIDTH/6*5-4);nextboxno = rand() % 19;CreateBox(gNextBox, nextboxno);MoveBox(gNextBox, BOARDER_HEIGHT/4-2, BOARDER_WIDTH/6*5-4);cury = 1;curx = 16;if (CanMoveBox(gBox, cury, curx)){MoveBox(gBox, cury, curx);ShowMenu();}else {exit(0);}}alarm(1);return;
}int main(void)
{char ch = 0;signal(SIGALRM, handler);system("stty -echo");system("stty -icanon min 1");srand(time(NULL));InitBoarder();SetBoarder();SetScore();curboxno = rand() % 19;CreateBox(gBox, curboxno);MoveBox(gBox, cury, curx);nextboxno = rand() % 19;CreateBox(gNextBox, nextboxno);MoveBox(gNextBox, BOARDER_HEIGHT/4-2, BOARDER_WIDTH/6*5-4);ShowMenu();alarm(1);while (1){ch = getchar();if ('a' == ch || 'A' == ch){ClearBox(gBox, cury, curx);if (CanMoveBox(gBox, cury, curx-2)){MoveBox(gBox, cury, curx-2);ShowMenu();curx -= 2;}else {MoveBox(gBox, cury, curx);ShowMenu();}}else if ('w' == ch || 'W' == ch){ClearBox(gBox, cury, curx);CreateBox(gChangeBox, GetChangeBoxNo(curboxno));if (CanMoveBox(gChangeBox, cury, curx)){MoveBox(gChangeBox, cury, curx);memcpy(gBox, gChangeBox, sizeof(gChangeBox));curboxno = GetChangeBoxNo(curboxno);ShowMenu();}else {MoveBox(gBox, cury, curx);ShowMenu();}}else if ('d' == ch || 'D' == ch){ClearBox(gBox, cury, curx);if (CanMoveBox(gBox, cury, curx+2)){MoveBox(gBox, cury, curx+2);ShowMenu();curx += 2;}else {MoveBox(gBox, cury, curx);ShowMenu();}}else if ('s' == ch || 'S' == ch){ClearBox(gBox, cury, curx);if (CanMoveBox(gBox, cury+1, curx)){MoveBox(gBox, cury+1, curx);ShowMenu();cury += 1;}else {MoveBox(gBox, cury, curx);ShowMenu();}}else if ('p' == ch || 'P' == ch){alarm(0);}else if ('c' == ch || 'C' == ch){alarm(1);}else if ('q' == ch){exit(0);}}return 0;
}

游戏界面部分

/* 游戏界面的宽度 */
#define BOARDER_WIDTH	60/* 游戏界面的高度 */
#define BOARDER_HEIGHT	30extern unsigned char gBoarder[BOARDER_HEIGHT][BOARDER_WIDTH];
extern int InitBoarder(void);
extern int SetBoarder(void);
extern int ShowMenu(void);
extern int CanClearLine(int LineNo);
extern int ClearLine(int LineNo);

/************************************************************ * 文件名:boarder.c * 功能: 游戏界面相关功能* ************************************************************/#include <stdio.h>
#include "boarder.h"/* 游戏界面的数据内容 */
unsigned char gBoarder[BOARDER_HEIGHT][BOARDER_WIDTH];/* 初始化游戏界面数组内容 */
int InitBoarder(void)
{int i = 0;int j = 0;//1.对所有的元素都赋值为' 'for (j = 0; j < BOARDER_HEIGHT; j++){for (i = 0; i < BOARDER_WIDTH; i++){gBoarder[j][i] = ' ';}}return 0;
}/* 游戏界面加入边框 */
int SetBoarder(void)
{int i = 0;int j = 0;//1.第一行赋值为'#'for (i = 0; i < BOARDER_WIDTH; i++){gBoarder[0][i] = '#';}//2.最后一行赋值为'#'for (i = 0; i < BOARDER_WIDTH; i++){gBoarder[BOARDER_HEIGHT-1][i] = '#';}//3.第一列赋值为'#'for (j = 0; j < BOARDER_HEIGHT; j++){gBoarder[j][0] = '#';gBoarder[j][1] = '#';}//4.最后一列赋值为'#'for (j = 0; j < BOARDER_HEIGHT; j++){gBoarder[j][BOARDER_WIDTH-1] = '#';gBoarder[j][BOARDER_WIDTH-2] = '#';}//5.界面中间选择一列赋值为'#',作为游戏区域和其他功能区域的划分for (j = 0; j < BOARDER_HEIGHT; j++){gBoarder[j][BOARDER_WIDTH/3*2-2] = '#';gBoarder[j][BOARDER_WIDTH/3*2-1] = '#';}//6.游戏界面有方一行的一部分赋值为'#'for (i = BOARDER_WIDTH/3*2; i < BOARDER_WIDTH; i++){gBoarder[BOARDER_HEIGHT/2][i] = '#';}return 0;
}/* 游戏界面的显示 */
int ShowMenu(void)
{int i = 0;int j = 0;printf("\033[2J");for (j = 0; j < BOARDER_HEIGHT; j++){for (i = 0; i < BOARDER_WIDTH; i++){if ('#' == gBoarder[j][i]){printf("\033[41;31m%c\033[0m", gBoarder[j][i]);}else if ('[' == gBoarder[j][i] || ']' == gBoarder[j][i]){printf("\033[40;30m%c\033[0m", gBoarder[j][i]);}else{printf("%c", gBoarder[j][i]);}}printf("\n");}return 0;
}int CanClearLine(int LineNo)
{int i = 0;for (i = 2; i < BOARDER_WIDTH/3*2-2; i++){if (' ' == gBoarder[LineNo][i]){return 0;}}return 1;
}int ClearLine(int LineNo)
{int i = 0;int j = 0;for (j = LineNo; j > 1; j--){for (i = 2; i < BOARDER_WIDTH/3*2-2; i++){gBoarder[j][i] = gBoarder[j-1][i];}}return 0;
}

功能部分

extern unsigned char gBox[4][8];
extern unsigned char gChangeBox[4][8];
extern unsigned char gNextBox[4][8];extern int InitBox(unsigned char (*pBox)[8]);
extern int CreateBox(unsigned char (*pBox)[8], int BoxNo);
extern int CanMoveBox(unsigned char (*pBox)[8], int y, int x);
extern int MoveBox(unsigned char (*pBox)[8], int y, int x);
extern int ClearBox(unsigned char (*pBox)[8], int y, int x);
extern int GetChangeBoxNo(int No);

/************************************************************ * 文件名:block.c * 功能: 俄罗斯方块功能* ************************************************************/#include <stdio.h>
#include "block.h"
#include "boarder.h"/* 俄罗斯方块数据 */
unsigned char gBox[4][8];/* 俄罗斯方块变形后数据 */
unsigned char gChangeBox[4][8];/* 俄罗斯方块下一个方块数据 */
unsigned char gNextBox[4][8];/* 初始化俄罗斯方块内容 */
int InitBox(unsigned char (*pBox)[8])
{int i = 0;int j = 0;for (j = 0; j < 4; j++){for (i = 0; i < 8; i++){pBox[j][i] = ' ';}}return 0;
}/* 俄罗斯方块变形规则 */
int GetChangeBoxNo(int No)
{int DstNo = -1;switch (No){case 0:DstNo = 1;break;case 1:DstNo = 0;break;case 2:DstNo = 2;break;case 3:DstNo = 4;break;case 4:DstNo = 5;break;case 5:DstNo = 6;break;case 6:DstNo = 3;break;case 7:DstNo = 8;break;case 8:DstNo = 9;break;case 9:DstNo = 10;break;case 10:DstNo = 7;break;case 11:DstNo = 12;break;case 12:DstNo = 13;break;case 13:DstNo = 14;break;case 14:DstNo = 11;break;case 15:DstNo = 16;break;case 16:DstNo = 15;break;case 17:DstNo = 18;break;case 18:DstNo = 17;break;}return DstNo;
}/* 创建俄罗斯方块图形 */
int CreateBox(unsigned char (*pBox)[8], int BoxNo)
{int i = 0;int j = 0;InitBox(pBox);if (0 == BoxNo){//[][][][]//////for (i = 0; i < 8; i++){pBox[0][i] = (0 == i % 2 ? '[' : ']');}}else if (1 == BoxNo){//[]//[]//[]//[]for (j = 0; j < 4; j++){pBox[j][0] = '[';pBox[j][1] = ']';}}else if (2 == BoxNo){//[][]//[][]////for (j = 0; j < 2; j++){for (i = 0; i < 4; i++){pBox[j][i] = (i % 2 == 0 ? '[' : ']');}}}else if (3 == BoxNo){//[][]//[]//[]//for (j = 0; j < 3; j++){pBox[j][0] = '[';pBox[j][1] = ']';}pBox[0][2] = '[';pBox[0][3] = ']';}else if (4 == BoxNo){//[][][]  //    []////for (i = 0; i < 6; i++){pBox[0][i] = (0 == i % 2 ? '[' : ']');}pBox[1][4] = '[';pBox[1][5] = ']';}else if (5 == BoxNo){//  []//  []//[][]//for (j = 0; j < 3; j++){pBox[j][2] = '[';pBox[j][3] = ']';}pBox[2][0] = '[';pBox[2][1] = ']';}else if (6 == BoxNo){//[]//[][][]////for (i = 0; i < 6; i++){pBox[1][i] = (0 == i % 2 ? '[' : ']');}pBox[0][0] = '[';pBox[0][1] = ']';}else if (7 == BoxNo){//[][]//  []//  []//for (j = 0; j < 3; j++){pBox[j][2] = '[';pBox[j][3] = ']';}pBox[0][0] = '[';pBox[0][1] = ']';}else if (8 == BoxNo){//    []//[][][] ////for (i = 0; i < 6; i++){pBox[1][i] = (0 == i % 2 ? '[' : ']');}pBox[0][4] = '[';pBox[0][5] = ']';}else if (9 == BoxNo){//[]//[]//[][]//for (j = 0; j < 3; j++){pBox[j][0] = '[';pBox[j][1] = ']';}pBox[2][2] = '[';pBox[2][3] = ']';}else if (10 == BoxNo){//[][][]//[]////for (i = 0; i < 6; i++){pBox[0][i] = (0 == i % 2 ? '[' : ']');}pBox[1][0] = '[';pBox[1][1] = ']';}else if (11 == BoxNo){//  []//[][][]////for (i = 0; i < 6; i++){pBox[1][i] = (0 == i % 2 ? '[' : ']');}pBox[0][2] = '[';pBox[0][3] = ']';}else if (12 == BoxNo){//[]//[][]//[]//for (j = 0; j < 3; j++){pBox[j][0] = '[';pBox[j][1] = ']';}pBox[1][2] = '[';pBox[1][3] = ']';}else if (13 == BoxNo){//[][][]//  []////for (i = 0; i < 6; i++){pBox[0][i] = (0 == i % 2 ? '[' : ']');}pBox[1][2] = '[';pBox[1][3] = ']';}else if (14 == BoxNo){//  []//[][]//  []//for (j = 0; j < 3; j++){pBox[j][2] = '[';pBox[j][3] = ']';}pBox[1][0] = '[';pBox[1][1] = ']';}else if (15 == BoxNo){//[]//[][]//  []//for (j = 0; j < 2; j++){pBox[j][0] = '[';pBox[j][1] = ']';}for (j = 1; j < 3; j++){pBox[j][2] = '[';pBox[j][3] = ']';}}else if (16 == BoxNo){//  [][]//[][]////for (i = 2; i < 6; i++){pBox[0][i] = (0 == i % 2 ? '[' : ']');}for (i = 0; i < 4; i++){pBox[1][i] = (0 == i % 2 ? '[' : ']');}}else if (17 == BoxNo){//  []//[][]//[]//for (j = 1; j < 3; j++){pBox[j][0] = '[';pBox[j][1] = ']';}for (j = 0; j < 2; j++){pBox[j][2] = '[';pBox[j][3] = ']';}}else if (18 == BoxNo){//[][]//  [][]////for (i = 0; i < 4; i++){pBox[0][i] = (0 == i % 2 ? '[' : ']');}for (i = 2; i < 6; i++){pBox[1][i] = (0 == i % 2 ? '[' : ']');}}return 0;
}/* 判断俄罗斯方块是否能够移动到指定游戏界面位置 */
int CanMoveBox(unsigned char (*pBox)[8], int y, int x)
{int i = 0;int j = 0;for (j = 0; j < 4; j++){for (i = 0; i < 8; i++){if ((pBox[j][i] == '[' || pBox[j][i] == ']') && (gBoarder[j+y][i+x] != ' ')){return 0;}}}return 1;
}/* 将俄罗斯方块移动到游戏界面中 */
int MoveBox(unsigned char (*pBox)[8], int y, int x)
{int i = 0;int j = 0;for (j = 0; j < 4; j++){for (i = 0; i < 8; i++){if (pBox[j][i] == '[' || pBox[j][i] == ']'){gBoarder[j+y][i+x] = pBox[j][i];}}}return 0;
}/* 将俄罗斯方块从游戏界面中清除 */
int ClearBox(unsigned char (*pBox)[8], int y, int x)
{int i = 0;int j = 0;for (j = 0; j < 4; j++){for (i = 0; i < 8; i++){if (pBox[j][i] == '[' || pBox[j][i] == ']'){gBoarder[j+y][i+x] = ' ';}}}return 0;
}

完成后成果图：