Java language-Tetris Java source case

Only provide reference source code

Import Java.awt.*;import Java.applet.applet;public class Blocks extends applet implements Runnable{dimension D; Font largefont= New Font ("Helvetica", Font.Bold, 28); Font smallfont= New Font ("Helvetica", Font.Bold, 10); Color Textcolor1=new color (96,128,255); Color Textcolor2=new color (255,160,64); FontMetrics Fmsmall, Fmlarge; Graphics Goff;image II; Threadthethread;boolean ingame=false;final short xblocks=10;final short yblocks=20;final int blocksize=16;final int width=xblocks*blocksize;final int height=yblocks*blocksize;short[][] screendata;final short maxcolors=6; color[] blocks;final int barwidth=8;final color barcolor=new color (128,255,64); final color background=new color (0,0,0); int Score;short emptyline;int objectx, objecty;int objectx;short objecttype;short objectcolor;int objectrotation;int Objectrotationd=0;short Objectptr;short checkptr;final Short itemcount=7;final short itemrotlen=8;final short itemlen= Itemrotlen*4;short count;final Short Maxcount=5;short Curcount;boolean Fast=false;final short Screendelay=40;short Screencount=40;boolean showtitle=true;int items[]={0,0, -1,0, 0,-1, -1,-1,//Four square,  Normal state 0,0, -1,0, 0, 1, -1,1,//rotated 90 degrees 0,0, 1, 0, 0, 1, 1,1,0,0, 1, 0, 0,-1, 1,-1,0,0, 0,-1, 0,-2, 0,-3,0,0, -1,0, -2,0, -3,0,0,0,  0,1, 0, 2, 0,3,0,0, 1, 0, 2, 0, 3,0,0,0, 1, 0, 0,-1, -1,-1,0,0, 0,-1, -1,0, -1,1,0,0, -1,0, 0, 1, 1,1,0,0, 0, 1, 1, 0, 1,-1,0,0, -1,0, 0,-1, 1,-1,0,0, 0, 1, -1,0, -1,-1,0,0, 1, 0, 0, 1, -1,1,0,0, 0,-1, 1, 0, 1,1,0,0, 1, 0, -1,0, 0,-1,0,0, 0, 1, 0,-1, -1,0, 0,0, 0, 1, -1,0, 1,0,0,0, 1, 0, 0,-1, 0,1,0,0, 0,-1, 1,-1, 0,1,0,0, -1,0, -1,-1, 1,0,0,0, -1,1, 0, 1, 0,-1,0,0, -1,0, 1, 0, 1, 1,0,0, 0,1, 0,-1, -1,-1,0,0, 1,0, -1,0, -1,1,0,0, 0,-1, 0,1, 1,1,0,0, -1,0, 1,0, 1,-1,};int checks[]={-1,1, 0, 1, -1,1, 0,1 , -1,2, 0, 2, -1,2, 0,2,0,2, 1, 2, 0, 2, 1,2,0,1, 1, 1, 0, 1, 1,1,0,1, 0, 1, 0, 1, 0,1,0,1, -1,1, -2,1, -3,1,0,4, 0, 4, 0, 4, 0,4,0,  1, 1, 1, 2, 1, 3,1,0,1, -1,0, 1, 1, 0,1,0,1, -1,2, 0, 1, -1,2,0,2, 1, 2, -1,2, 0,2,0,2, 1, 1, 0, 2, 1,1,-1,1, 0, 1, 1, 0, 1,0,-1,1, 0,2, 0, 2, -1,1,-1,2, 0, 2, 1,1, 1,1,0,1, 1, 2, 0, 1, 1,2,-1,1, 0, 1, 1, 1, 1,1,-1,1, 0, 2, 0, 2, -1,1,-1,1, 0, 2, 1, 1, 1,1,0,2, 1, 1, 0, 2, 1,1,0,2, 1, 0, 1, 0, 0 , 2,-1,1, 0, 1, 1, 1, 1,1,-1,2, 0, 2, 0, 2, -1,2,-1,1, 0, 1, 1, 2, 1,2,-1,0, 0, 2, 0, 2, -1,0,-1,2, 0, 1, 1, 1, 1,1,0,2, 1, 2, 1, 2, 0, 2,-1,1, 0,1, ublic, and,};p string Getappletinfo () {return ("blocks-by Ali");} Initialize appletpublic void init () {Short i;screendata=new short[xblocks][yblocks];blocks=new color[maxcolors+1];// Set the background color blocks[0]=background;//set the block color Blocks[1]=new color (255,0,0); Blocks[2]=new color (0,255,0); Blocks[3]=new Color ( 0,0,255); Blocks[4]=new color (255,255,0); Blocks[5]=new color (255,0,255); Blocks[6]=new color (0,255,255); Graphics g;resize (width+2*barwidth,height+30);d =size (); SetBackground (background); G=getgraphics (); G.setfont ( Smallfont); Fmsmall=g.getfontmetrics (); G.setfont (Largefont); Fmlarge=g.getfontmetrics (); GameInit ();} Initialize game public boid Gameinit () {short i,j;for (i=0;i<xblocks;i++) {for (j=0;j<yblocks;j++) {screendata[i][j]=0;}} Score=0;emptyline=-1;newobject (); fAst=false;curcount=maxcount;} public void NewObject () {short i;int y;objectx=xblocks/2-1;objectdx=0;objecty=0;objecttype= (short) (Math.random () * ItemCount), if (Objecttype>=itemcount) objecttype=itemcount-1;objectptr= (short) (Objecttype*itemlen); Checkptr= ( Short) (Mat.random () *maxcolors+1); if (objectcolor>maxcolors) objectcolor=maxcolors;objectrotation=0;count= maxcount;//determine if the game is over for (i=0;i<4;i++) {y=items[objectptr+i*2+1];if (y>=0&&screendata[objectx+items[ objectptr+i*2]][y]!=0) {ingame=false;showtitle=true;}}} Determines whether the keyboard is pressed and handles the event public boolean KeyDown (event e, int key) {if (ingame) {if (key==event.left) {objectdx=-1;} else if (key==event.right) {objectdx=1;} else if (key==event.up) {objectrotationd=1;} else if (key==event.down) {fast=true;} else if (key==event.escape) {ingame=false;}} Else{if (key==′s′| | key==′s′) {ingame=true;gameinit ();}} return true;} Handle Keyboard Lift Event public Boolean keyUp (event e, int key) {if (Key==event.down) {fast=false;} return true;} Paint () method public void Paint (graphics g) {graphics GG;if (goff==null&&d.width>0&&d.height>0) {ii=createimage (d.width, d.height); goff= Ii.getgraphics ();} if (goff==null| | Ii==null) return;//Set the background color goff.setcolor (background); Goff.fillrect (0, 0, d.width, d.height);//If the game has started if (ingame)// Call PlayGame () method PlayGame (); else//Otherwise, display additional information//display initial information Showintro ();//Show Score Showscore (); G.drawimage (ii, 0, 0, this);} Implement game public void PlayGame () {boolean Bottomreached=false;boolean stillscrolling=false;if (emptyline<0) { Bottomreached=drawobject ();} Else{scrolldown (); stillscrolling=true;} Drawbars ();d rawblocks (); if (Stillscrolling| | bottomreached) {checkfull ();}} Displays the initial information public void Showintro () {String s;drawbars ();d rawblocks (), if (showtitle) {Goff.setfont (Largefont); s= "Tetris" Goff.setcolor (Textcolor1); Goff.drawstring (S, barwidth+ (Width-fmlarge.stringwidth (s))/2-2,height/2-22); Goff.setcolor (Color.White); Goff.drawstring (S, barwidth+ (Width-fmlarge.stringwidth (s))/2,height/2-20);} Else{goff.setfont (Smallfont); s= "Press the ′s′ key to start the game"; Goff.setcolor (Textcolor1); Goff.drawstring (s, barwidth+ (Width-fmsmall.stringwidth (s))/2-1,height/2-31) Goff.setcolor (color.white); goff.drawstring (s), Barwidth+ (Width-fmsmall.stringwidth (s))/2,height/2-30) s= "Use left and RIGHT arrow keys to control movement"; Goff.setcolor (Textcolor2); Goff.drawstring (s,barwidth+ (Width-fmsmall.stringwidth (s))/2-1,height/2-11); Goff.setcolor (Color.white); Goff.drawstring (s,barwidth+ (Width-fmsmall.stringwidth (s))/2,height/2-10) s= "Rotate with the downward arrow key"; Goff.setcolor ( TEXTCOLOR2); Goff.drawstring (s,barwidth+ (Width-fmsmall.stringwidth (s))/2-1,height/2+9); Goff.setcolor ( Color.White); Goff.drawstring (s,barwidth+ (Width-fmsmall.stringwidth (s))/2,height/2+10) s= "Use downward arrow key to achieve descent"; Goff.setcolor (Textcolor2); Goff.drawstring (s,barwidth+ (Width-fmsmall.stringwidth (s))/2-1,height/2+29); Goff.setcolor (Color.White); Goff.drawstring (s,barwidth+ (Width-fmsmall.stringwidth (s))/2,height/2+30);} Screencount--;if (screencount<=0) {screencount=screendelay; showtitle=!showtitle;}} public void Drawbars () {goff.setcolor (Barcolor); Goff.fillrect (0,0,barwidth,blocksize*yblocks); Goff.fillrECT (barwidth+blocksize*xblocks,0,barwidth,blocksize*yblocks); Goff.fillrect (0,blocksize*yblocks,xblocks* Blocksize+2*barwidth,barwidth);} public Boolean drawobject () {I;boolean bottomreached=false;int x,y,checkx,checky;//clear Old graphics for (i=0;i<4;i++) {x= Objectx+items[objectptr+i*2+objectrotation*itemrotlen];y=objecty+items[objectptr+i*2+objectrotation*itemrotlen +1];checkx=objectx+checks[objectptr+i*2+objectrotation*itemrotlen];checky=objecty+checks[objectptr+i*2+ Objectrotation*itemrotlen+1];if (y>=0) screendata[x][y]=0;if (screendata[checks][checky]!=0) bottomreached=true ;} if (!bottomreached) {count--;if (count<=0| | Fast) {Objecty++;count=curcount;} Checkrotation (); objectdx=0;objectrotationd=0;} Draw a new graphic for (i=0;i<4;i++) {x=objectx+items[objectptr+i*2+objectrotation*itemrotlen];y=objecty+items[objectptr+ I*2+objectrotation*itemrotlen+1];if (y>=0) screendata[x][y]=objectcolor;if (y>= (yblocks-1)) bottomreached= true;} if (bottomreached) {score++;newobject ();} return bottomreached;} public void CheckrOtation () {int dummyx;int dummyrot;int x,y;short i;boolean cando=true;dummyrot= (objectrotation+objectrotationd)%4; dummyx=objectx+objectdx;//confirm that the section does not rotate the screen for (i=0;i<4;i++) {x=dummyx+items[objectptr+i*2+dummyrot*itemrotlen];if (x>=xblocks) dummyx-= (x-xblocks+1); else if (x<0) dummyx-=x;} for (i=0; (I<4&&cando); i++) {x=dummyx+items[objectptr+i*2+dummyrot*itemrotlen];y=objecty+items[ Objectptr+i*2+dummyrot*itemrotlen+1];if (y>=0) cando=cando&& (screendata[x][y]==0); if (y>=yblocks| | x<0| | x>=xblocks) Cando=false;} if (Cando) {Objectrotation=dummyrot;objectx=dummyx;}} public void Drawblocks () {short x,y;for (x=0;x<xblocks;x++) {for (y=0;y<yblocks;y++) {Goff.setcolor (blocks[ Screendata[x][y]); Goff.drawrect (x*blocksize+barwidth,y*blocksize,blocksize-1,blocksize-1); Goff.fillRect (x* blocksize+barwidth+3,y*blocksize+3,blocksize-6,blocksize-6);}}} public void Checkfull () {short X,y;boolean found=false;for (y=yblocks-1; (y>=0&&!found); y--) {found=true; for (x=0;x<xblocks;x++) {if (screendata[x][y]==0) Found=false;} if (found) {score+=10;//When the user scores a lot, increase the game speed if (score>800) Curcount=1;else if (score>600) Curcount=2;else if (score >400) Curcount=3;else if (score>200) curcount=4;for (x=0;x<xblocks;x++) {screendata[x][y]=0;} Emptyline=y;}}} public void Scrolldown () {short x,y;for (y=emptyline;y>0;y--) {for (x=0;x<xblocks;x++) {screendata[x][y]= SCREENDATA[X][Y-1];}} for (x=0;x<xblocks;x++) {screendata[x][0]=0;} Emptyline=-1;} public void Showscore () {String s;goff.setfont (smallfont); Goff.setcolor (color.white); s= "Score:" +score;goff.drawstring (S,width/2-40, (yblocks+1) *blocksize+10);} public void Run () {long starttime; Graphics G; Thread.CurrentThread (). Setpriorit (thread.max_priority); G=getgraphics (); while (true) {Starttime= System.currenttimemillis (); Try{paint (g); starttime+=60; Thread.Sleep (Math.max (0,starttime-system.currenttimemillis ()));} catch (Interruptedexception e) {break;}}} public void Start () {if (thethread==null) {thethread=new Thread (this); Thethread.start ();}} public void Stop (){if (thethread!=null) {thethread.stop (); thethread=null;}}} 

<ignore_js_op>

<ignore_js_op>

2.jpg (15.48 KB, download number: 0)

Detailed description: http://java.662p.com/thread-47-1-1.html

Java language-Tetris Java source case