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635 lines
18 KiB
635 lines
18 KiB
#!/bin/bash
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# filename: tetris.sh
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#
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# Author:
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# Date: 2013.5.14
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# Email:
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#
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# const value
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#======================================固定值================================#
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BXLINES=3; BXCOLNS=6; # 小方块的高和宽
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MAPX=20; MAPY=10;
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NAME=('I' 'S' 'Z' 'L' 'J' 'T' 'O');
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FLAG=('2' '2' '2' '4' '4' '4' '1');
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declare -A mapflag mapname;
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mapflag=([I]=2 [S]=2 [Z]=2 [L]=4 [J]=4 [T]=4 [O]=1);
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mapname=([I]=1 [S]=2 [Z]=3 [L]=4 [J]=5 [T]=6 [O]=7);
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colorone=(31 32 33 34 35 36 37);
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colortwo=(31 32 33 34 35 36 37);
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Iax=( 0 0 0 0); Iay=(-1 0 1 2);
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Ibx=(-1 0 1 2); Iby=( 0 0 0 0);
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Sax=( 1 1 0 0); Say=(-1 0 0 1);
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Sbx=(-1 0 0 1); Sby=( 0 0 1 1);
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Zax=( 0 0 1 1); Zay=(-1 0 0 1);
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Zbx=(-1 0 0 1); Zby=( 1 1 0 0);
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Lax=(-1 0 1 1); Lay=( 0 0 0 -1);
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Lbx=(-1 0 0 0); Lby=(-1 -1 0 1);
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Lcx=(-1 -1 0 1);Lcy=( 1 0 0 0);
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Ldx=( 0 0 0 1); Ldy=(-1 0 1 1);
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Jax=(-1 0 1 1); Jay=( 0 0 0 1);
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Jbx=( 1 0 0 0); Jby=(-1 -1 0 1);
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Jcx=(-1 -1 0 1);Jcy=(-1 0 0 0);
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Jdx=( 0 0 0 -1);Jdy=(-1 0 1 1);
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Tax=(0 0 0 -1); Tay=(-1 0 1 0);
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Tbx=(-1 0 1 0); Tby=( 0 0 0 1);
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Tcx=( 0 0 0 1); Tcy=(-1 0 1 0);
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Tdx=(-1 0 1 0); Tdy=(0 0 0 -1);
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Oax=( 0 0 1 1); Oay=( 0 1 0 1);
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good_game=(
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' '
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' G A M E O V E R ! '
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' '
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' Score: '
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' '
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' press Q to quit '
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' press N to start a new game '
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' press S to change the level '
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' press R to replay your game '
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' '
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);
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start_game=(
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' '
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' ~~~ T E T R I S ~~~ '
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' '
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' Author: LKJ '
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' '
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' press S to change the level '
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' '
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' C H O O S E L E V E L: '
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' 1 '
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' '
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' Press <Enter> to start the game '
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' '
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);
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blockarr=(); #记录name 和 flag
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keyarray=(); #记录按键
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#------------------------------------------------------------------------#
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#========================================================================#
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game_init() { # game_init
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SCLINES=`tput lines`; # 屏幕的高
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SCCOLNS=`tput cols`; # 屏幕的宽
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#主框的属性
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mainw=59; mainh=60; # 主框的宽和高
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mainctx=0; maincty=4; # 主框中心打印点
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upx=$((SCLINES-62)); dnx=$((SCLINES-1)); # 界面的上下 x
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lty=$((SCCOLNS/2-50)); rty=$((lty+61)); # 界面的左右 y
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#next的属性
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nextw=40; nexth=16; # next框的高和宽
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ntx=$((upx)); nty=$((rty+2)); # next框的位置
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ntctx=$((ntx+5)); ntcty=$((nty+12)); # next框的中心打印位置
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#score的属性
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scorw=$nextw; scorh=5;
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scx=$((ntx+20)); scy=$((nty));
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scctx=$((scx+4)); sccty=$((scy+19));
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#level的属性
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levew=$nextw; leveh=5;
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lvx=$((scx+9)); lvy=$((scy));
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lvctx=$((lvx+4)); lvcty=$((lvy+20));
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#help的属性
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helpw=$nextw; helph=21;
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hpx=$((lvx+10)); hpy=$((nty));
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hpctx=$((hpx+4)); hpcty=$((hpy+10));
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#map
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MAP=(0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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); #所有的格子
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#paint_gui
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clear; paint_gui;
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local x=$((RANDOM%7));
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name=${NAME[$((x))]};
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flag=$((RANDOM%FLAG[$x]+1));
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nname='I'; nflag=2; #下一个方块
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centerx=$mainctx; #每个图形的中心打印点
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centery=$maincty;
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#各个方块的相对坐标
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ax="Iax"; ay="Iay";
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}
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#------------------------------------------------------------------------#
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game_exit() {
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tput rmcup;
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tput cvvis;
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stty echo;
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(($#==1)) && echo "window is too small";
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exit 0;
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}
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#============================三个原子函数paint_block, erase_block, paint_box=================
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#打印一个小方块, 四个参数， 两个位置和两个颜色
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paint_block() {
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local x=$1 y=$2 crone=$3 crtwo=$4 i
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x=$((upx+x*BXLINES+1));
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y=$((lty+y*BXCOLNS+1));
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echo -ne "\033[$((x));$((y))H\033[${crone}m+---+\033[0m";
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echo -ne "\033[$((x+1));$((y))H\033[${crone}m|\033[${crtwo}m###\033[0m\033[${crone}m|\033[0m";
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echo -ne "\033[$((x+2));$((y))H\033[${crone}m+---+\033[0m";
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}
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#删除一个小方块, 两个参数，即位置
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erase_block() {
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local x=$1 y=$2
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x=$((upx+x*BXLINES+1));
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y=$((lty+y*BXCOLNS+1));
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echo -ne "\033[$(( x ));$((y))H ";
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echo -ne "\033[$((x+1));$((y))H ";
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echo -ne "\033[$((x+2));$((y))H ";
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}
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#画一个盒子$1 $2 $3 $4 $5
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paint_box() {
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local x=$1 y=$2 w=$3 h=$4 color=$5 i
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echo -ne "\033[$x;$((y))H\033[${color}m+\033[0m";
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echo -ne "\033[$x;$((y+w+1))H\033[${color}m+\033[0m";
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for (( i = 1; i <= w; i++ )); do
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echo -ne "\033[$x;$((y+i))H\033[${color}m-\033[0m";
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echo -ne "\033[$((x+h+1));$((y+i))H\033[${color}m-\033[0m";
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done
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echo -ne "\033[$((x+h+1));$((y))H\033[${color}m+\033[0m";
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echo -ne "\033[$((x+h+1));$((y+w+1))H\033[${color}m+\033[0m";
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for (( i = 1; i <= h; i++ )); do
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echo -ne "\033[$((x+i));$((y))H\033[${color}mI\033[0m";
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echo -ne "\033[$((x+i));$((y+w+1))H\033[${color}mI\033[0m";
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done
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}
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#---------------------------------------------------------------------------------------
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#打印界面
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paint_gui() {
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((upx<=0 || lty<=0)) && game_exit 1;
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paint_box $upx $lty $mainw $mainh 34; #画主框
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paint_box $ntx $nty $nextw $nexth 33; #画next框
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paint_box $lvx $lvy $levew $leveh 32; #画level框
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paint_box $scx $scy $scorw $scorh 36; #画分数框
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paint_box $hpx $hpy $helpw $helph 31; #画帮助框
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#打印score, help 等提示字符
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echo -ne "\033[$((ntx+2));$((nty+17))H\033[34mN E X T\033[0m";
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echo -ne "\033[$((scx+2));$((scy+16))H\033[31mS C O R E\033[0m";
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echo -ne "\033[$((scx+4));$((scy+20))H\033[31m0\033[0m";
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echo -ne "\033[$((lvx+2));$((lvy+16))H\033[31mL E V E L\033[0m";
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echo -ne "\033[$((lvctx));$((lvcty))H\033[31m1\033[0m";
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echo -ne "\033[$((hpx+2));$((hpy+17))H\033[33mH E L P\033[0m";
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echo -ne "\033[$((hpctx));$((hpcty))H\033[34mH --- Move Left\033[0m";
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echo -ne "\033[$((hpctx+2));$((hpcty))H\033[34mL --- Move Right\033[0m";
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echo -ne "\033[$((hpctx+4));$((hpcty))H\033[34mJ --- Soft Drop\033[0m";
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echo -ne "\033[$((hpctx+6));$((hpcty))H\033[34mK --- Rotate\033[0m";
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echo -ne "\033[$((hpctx+8));$((hpcty))H\033[34mSpace or Enter --- Hard Drop\033[0m";
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echo -ne "\033[$((hpctx+11));$((hpcty))H\033[34mP --- Pause Game\033[0m";
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echo -ne "\033[$((hpctx+13));$((hpcty))H\033[34mQ --- Quit Game\033[0m";
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echo -ne "\033[$((hpctx+15));$((hpcty))H\033[34mE --- Exit Replay\033[0m";
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}
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#---------------------------------------------------------
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#在next框中打印下一个方块图形
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paint_next() {
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(($#==0)) && mk_random;
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local oflag=$flag oname=$name
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((centerx=mainctx+2)); ((centery=maincty+9));
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erase_x;
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flag=$nflag; name=$nname;
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paint_x;
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flag=$oflag; name=$oname;
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centerx=$mainctx; centery=$maincty;
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}
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# 打印分数和level
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paint_score() {
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level=0;
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echo -ne "\033[$((scctx));$((sccty))H\033[31m$score\033[0m";
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((score>2000 )) && ((level=1)); ((score>5000 )) && ((level=2));
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((score>9000 )) && ((level=3)); ((score>14000)) && ((level=4));
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((score>20000)) && ((level=5)); ((score>27000)) && ((level=6));
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((score>35000)) && ((level=7)); ((score>44000)) && ((level=8));
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((level=olevel+level));
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((level>9)) && ((level=9));
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((TIME=10-level));
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echo -ne "\033[$((lvctx));$((lvcty))H\033[31m$level\033[0m";
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}
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#根据name选择要打印的方块
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paint_x() {
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local x=$centerx y=$centery i
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local n=$((${mapname[$name]}-1));
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find_array;
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for (( i = 0; i < 4; i++ )); do
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paint_block $((x+${ax}[$i])) $((y+${ay}[$i])) ${colorone[$n]} ${colortwo[$n]}
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done
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}
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#根据name选择要删除的方块
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erase_x() {
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local x=$centerx y=$centery i
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find_array;
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for (( i = 0; i < 4; i++ )); do
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erase_block $((x+${ax}[$i])) $((y+${ay}[$i]));
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done
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}
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rotate_x() {
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((flag+=1));
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((flag>mapflag[$name])) && flag=1;
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}
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#------------------------------------------------------------------------#
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#========================================================================#
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update() { #update the map
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local x=$1 n=0 i j
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for (( i = 0; i < MAPY; i++ )); do
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erase_block $x $i; #消掉一行
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MAP[$((x*MAPY+i))]=0; #更新为0
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done
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#将上面的格子向下移动一行
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for (( i = 0; i < MAPY; i++ )); do
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for (( j = x; j > 0; j-- )); do
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((n=MAP[$(((j-1)*MAPY+i))]));
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if ((n!=0)); then
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erase_block $((j-1)) $i;
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paint_block $j $i ${colorone[$((n-1))]} ${colortwo[$((n-1))]};
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fi
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done
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done
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# 更新MAP的值
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for (( i = 0; i < MAPY; i++ )); do
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for (( j = x; j >0; j-- )); do
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MAP[$((j*MAPY+i))]=$((MAP[$(((j-1)*MAPY+i))]));
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done
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done
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}
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# 检测是否可以消掉一行
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have_score() {
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local n=0 i j;
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for (( i = 0; i < MAPX; i++ )); do
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for (( j = 0; j < MAPY; j++ )); do
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((MAP[$((10*i+j))]==0)) && break; #有空格就退出
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done
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((j==MAPY)) && ((n+=1)) && update $i; #可以消掉一行
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done
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case $n in
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1) ((score+=100)); ;;
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2) ((score+=200)); ;;
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3) ((score+=400)); ;;
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4) ((score+=800)); ;;
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esac
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}
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#根据flag 和 name找到其的坐标数组
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find_array() {
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case $flag in
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1) ax="${name}ax"; ay="${name}ay";
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;;
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2) ax="${name}bx"; ay="${name}by";
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;;
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3) ax="${name}cx"; ay="${name}cy";
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;;
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4) ax="${name}dx"; ay="${name}dy";
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;;
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esac
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}
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# 检测方块首次出现时,是否会越界,并作出矫正或者游戏结束
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check_first() {
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local x=$centerx y=$centery minx=0 i
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find_array;
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# 检测是否越界
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for (( i = 0; i < 4; i++ )); do
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(((x+${ax}[$i])<minx)) && ((minx=(x+${ax}[$i])));
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done
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((centerx-=minx));
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paint_x; #开始打印方块
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paint_score;
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# 检测是否会结束游戏
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for (( i = 0; i < 4; i++ )); do
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((x=centerx+${ax}[$i])); ((y=centery+${ay}[$i]))
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((MAP[$((x*10+y))]!=0)) && return 1; #游戏结束
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done
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return 0;
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}
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#检测是否可以固定方块
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check_stop() {
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local sx=$centerx sy=$centery
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local x=0 y=0 n=0 i=0
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find_array;
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for (( i = 0; i < 4; i++ )); do
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((x=(sx+${ax}[$i]))); ((y=(sy+${ay}[$i])));
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((x+1>19)) && break; #到底
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((MAP[$((10*(x+1)+y))] != 0)) && break; #有方块挡住
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done
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if ((i!=4)); then #不能在动了，则记录
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for (( i = 0; i < 4; i++ )); do
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((x=(sx+${ax}[$i]))); ((y=(sy+${ay}[$i])));
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n=$((10*x+y)); MAP[$n]=${mapname[$name]};
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done
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have_score;
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return 1;
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fi
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return 0;
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}
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#检测是否可以移到$1 $2这个格子
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check_next() {
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local sx=$1 sy=$2
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local x=0 y=0 n=0 i=0
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find_array;
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for (( i = 0; i < 4; i++ )); do
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((x=(sx+${ax}[$i]))); ((y=(sy+${ay}[$i])));
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((x<0 || x>19 || y<0 || y>9)) && return 1;
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((MAP[$((10*x+y))] != 0)) && return 1; #不能移到这个格子
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done
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return 0;
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}
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#------------------------------------------------------------------------#
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#========================================================================#
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go_left() { #向左移一个
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check_next $centerx $((centery-1));
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(($?==1)) && return 1;
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erase_x; ((centery-=1));
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return 0;
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}
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go_right() { #向右移一格
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check_next $centerx $((centery+1));
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(($?==1)) && return 1;
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erase_x; ((centery+=1));
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return 0;
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}
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go_down() { #加速向下
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check_next $((centerx+1)) $centery
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(($?==1)) && return 1;
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erase_x; ((centerx+=1));
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return 0;
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}
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go_rotate() { #旋转
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local oflag=$flag #保存原来的flag值
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rotate_x;
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check_next $centerx $centery;
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(($?==1)) && ((flag=oflag)) && return 1;
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flag=$oflag;
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erase_x; rotate_x;
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return 0;
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}
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go_fast() { #快速固定
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erase_x;
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check_next $((centerx+1)) $centery
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local res=$?;
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while ((res==0)); do
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((centerx+=1));
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check_next $((centerx+1)) $centery
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res=$?;
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done
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}
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game_pause() {
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echo -ne "\033[$((hpctx+17));$((hpcty+5))H\033[31mGame Paused\033[0m";
|
|
local pkey;
|
|
while true; do
|
|
read -n 1 pkey;
|
|
[[ $pkey = 'q' ]] || [[ $pkey == 'Q' ]] && game_exit;
|
|
[[ $pkey = 'p' ]] || [[ $pkey == 'P' ]] && break;
|
|
done
|
|
echo -ne "\033[$((hpctx+17));$((hpcty+5))H\033[31m \033[0m";
|
|
}
|
|
|
|
# 根据按键作出选择
|
|
keypress() {
|
|
local result=0;
|
|
case ${key:-space} in
|
|
H|h) go_left; result=$?; # 向左一个格子
|
|
;;
|
|
J|j) go_down; result=$?; # 向下, 加速向下一个格子
|
|
;;
|
|
K|k) go_rotate; result=$?; # 向上, 旋转90度
|
|
;;
|
|
L|l) go_right; result=$?; # 向右一个格子
|
|
;;
|
|
Q|q) game_exit; # 退出游戏
|
|
;;
|
|
P|p) game_pause;
|
|
;;
|
|
space)
|
|
go_fast; nextbk=1;
|
|
;;
|
|
esac
|
|
((result==0)) && paint_x;
|
|
}
|
|
#----------------------------------------------------------------#
|
|
|
|
#================================================================#
|
|
mk_random() { # 产生下一个随机方块
|
|
local x=$((RANDOM%7))
|
|
|
|
nname=${NAME[$x]};
|
|
nflag=$((RANDOM%FLAG[$x]+1));
|
|
}
|
|
|
|
#开始一个新游戏
|
|
new_game() {
|
|
local i gmover=0 nextbk=0;
|
|
|
|
game_init; #初始化游戏
|
|
while true; do
|
|
paint_next; #在next框中打印下一个方块
|
|
blockarr+=($name $flag $nname $nflag);
|
|
|
|
check_first; (($?==1)) && return; #检查是否游戏结束
|
|
|
|
while true; do
|
|
for (( i = 0; i < TIME; i++ )); do
|
|
read -n 1 -t 0.1 key; #等待按键
|
|
(($?==0)) && keypress;
|
|
(($?==0)) && keyarray+=(${key:-space});
|
|
(($?==0)) || keyarray+=("nothing");
|
|
|
|
((nextbk==1)) && !((nextbk=0)) && break;
|
|
done
|
|
|
|
check_stop; (($?==1)) && break;
|
|
erase_x; ((centerx+=1)); paint_x;
|
|
done
|
|
|
|
name=$nname; flag=$nflag;
|
|
((score+=10));
|
|
done
|
|
}
|
|
|
|
replay() {
|
|
score=0; level=$olevel;
|
|
local gmover=0 nextbk=0 i=0 j=0;
|
|
local blocklen=$((${#blockarr[@]})) keylen=${#keyarray[@]};
|
|
|
|
game_init;
|
|
for ((i=0; i<blocklen; i+=4)); do
|
|
name=${blockarr[i]}; flag=${blockarr[i+1]};
|
|
nname=${blockarr[i+2]}; nflag=${blockarr[i+3]};
|
|
|
|
paint_next -n;
|
|
check_first; (($?==1)) && return 0;
|
|
|
|
while true; do
|
|
local k=0 anykey;
|
|
while true; do
|
|
key=${keyarray[j++]}; [[ $key = [pP] ]] && continue;
|
|
keypress;
|
|
#((j+=1));
|
|
|
|
read -n 1 -t 0.1 anykey;
|
|
if (($?==0)); then
|
|
[[ $anykey = [pP] ]] && game_pause;
|
|
[[ $anykey = [qQ] ]] && game_exit;
|
|
[[ $anykey = [eE] ]] && level=1 && return 0;
|
|
fi
|
|
|
|
((nextbk==1)) && !((nextbk=0)) && break;
|
|
((k+=1)) && ((k==TIME)) && break;
|
|
done
|
|
|
|
check_stop; (($?==1)) && break;
|
|
erase_x; ((centerx+=1)); paint_x;
|
|
done
|
|
((score+=10));
|
|
done
|
|
|
|
score=0; level=1;
|
|
return 0;
|
|
}
|
|
|
|
paint_game_over() {
|
|
local xcent=$((`tput lines`/2)) ycent=$((`tput cols`/2))
|
|
local x=$((xcent-4)) y=$((ycent-25))
|
|
for (( i = 0; i < 10; i++ )); do
|
|
echo -ne "\033[$((x+i));${y}H\033[44m${good_game[$i]}\033[0m";
|
|
done
|
|
echo -ne "\033[$((x+3));$((ycent+1))H\033[44m${score}\033[0m";
|
|
}
|
|
|
|
game_over() {
|
|
paint_game_over;
|
|
|
|
level=1; local pkey;
|
|
while true; do
|
|
read -n 1 pkey;
|
|
[[ $pkey = 'q' ]] || [[ $pkey = 'Q' ]] && game_exit;
|
|
[[ $pkey = 'n' ]] || [[ $pkey = 'N' ]] && break;
|
|
[[ $pkey = 's' ]] || [[ $pkey = 'S' ]] && ((level=level%9+1));
|
|
[[ $pkey = 'r' ]] || [[ $pkey = 'R' ]] && replay && paint_game_over;
|
|
echo -ne "\033[$((lvctx));$((lvcty))H\033[31m$level\033[0m";
|
|
done
|
|
olevel=$level;
|
|
blockarr=();
|
|
keyarray=();
|
|
}
|
|
|
|
game_start() {
|
|
tput civis; stty -echo;
|
|
tput smcup; clear;
|
|
trap 'game_exit;' SIGINT SIGTERM
|
|
|
|
score=0; #总分数
|
|
level=1; #等级
|
|
TIME=9;
|
|
|
|
local xcent=$(tput lines) ycent=$(tput cols)
|
|
local n=$((xcent/BXLINES)) m=$((ycent/BXCOLNS)) i j;
|
|
for (( i = 3; i < n-2; i++ )); do
|
|
for (( j = 3; j < m-3; ++j)); do
|
|
paint_block $i $j $((RANDOM%7+31)) $((RANDOM%7+31))
|
|
done
|
|
done
|
|
|
|
local x=$((xcent/2-4)) y=$((ycent/2-25))
|
|
for (( i = 0; i < 12; i++ )); do
|
|
echo -ne "\033[$((x+i));${y}H\033[40m${start_game[$i]}\033[0m";
|
|
done
|
|
|
|
local pkey='x';
|
|
while true; do
|
|
read -n 1 pkey;
|
|
[[ ${pkey:-enter} = 'enter' ]] && break;
|
|
[[ $pkey = 'q' ]] || [[ $pkey = 'Q' ]] && game_exit;
|
|
[[ $pkey = 's' ]] || [[ $pkey = 'S' ]] && ((level=level%9+1));
|
|
echo -ne "\033[$((x+8));$((ycent/2-1))H\033[40m$level\033[0m";
|
|
done
|
|
olevel=$level;
|
|
}
|
|
|
|
game_main() {
|
|
game_start;
|
|
while true; do
|
|
new_game;
|
|
game_over;
|
|
done
|
|
}
|
|
#----------------------------------------------------------------------#
|
|
|
|
game_main;
|
|
|
|
|