/**
* Copyright phi16 ( http://wonderfl.net/user/phi16 )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/4LA0
*/
package {
import flash.display.Sprite;
import flash.text.TextField;
import flash.text.TextFormat;
import flash.events.Event;
import flash.events.KeyboardEvent;
import flash.ui.Keyboard;
public class Tetris extends Sprite {
public var frm:Sprite = new Sprite();
public var bgr:Sprite = new Sprite();
public var spr:Sprite = new Sprite();
public var txf:TextField = new TextField();
public var states:Quantum = new Quantum();
public var count:int = 0;
public var motion:Boolean = false;
public function Tetris(){
this.addChild(frm);
this.addChild(bgr);
this.addChild(spr);
this.addChild(txf);
txf.x=txf.y=0;
txf.width=100,txf.height=100;
var format:TextFormat = new TextFormat();
format.size=20;
txf.setTextFormat(format);
txf.textColor=0xffffff;
frm.graphics.beginFill(0);
frm.graphics.drawRect(0,0,465,465);
frm.graphics.endFill();
frm.graphics.beginFill(0);
frm.graphics.lineStyle(1,0x1f1f1f);
for(var i:int=-1;i<11;i++){
for(var j:int=-3;j<21;j++){
if(i==-1 || i==10 || j==20){
frm.graphics.beginFill(0x3f3f3f);
frm.graphics.lineStyle(1,0x7f7f7f);
}
else if(j<0)frm.graphics.lineStyle(1,0x0f0f0f);
frm.graphics.drawRect(20*3+i*20,465-20*21+j*20,20-1,20-1);
if(i==-1 || i==10 || j==20){
frm.graphics.beginFill(0);
frm.graphics.lineStyle(1,0x1f1f1f);
}
else if(j<0)frm.graphics.lineStyle(1,0x1f1f1f);
}
}
bgr.graphics.clear();
states.generate();
states.cache(bgr.graphics);
stage.addEventListener(KeyboardEvent.KEY_DOWN,keyDown);
this.addEventListener(Event.ENTER_FRAME,frame);
}
public function keyDown(e:KeyboardEvent):void{
if(!motion){
if(e.keyCode==Keyboard.LEFT)states.move(-1,0);
if(e.keyCode==Keyboard.DOWN){
states.freeFall(),count=0;
bgr.graphics.clear();
states.cache(bgr.graphics);
}
if(e.keyCode==Keyboard.RIGHT)states.move(1,0);
if(e.keyCode==Keyboard.UP){
motion=states.hardDrop();
bgr.graphics.clear();
states.cache(bgr.graphics);
count=0;
}
if(e.keyCode==65+25)states.rotate(-1);
if(e.keyCode==65+23)states.rotate(1);
}
}
public function frame(e:Event):void{
spr.graphics.clear();
states.draw(spr.graphics);
txf.text=new String(states.states.length);
if(motion){
if(count>=20){
states.erase();
states.generate();
bgr.graphics.clear();
states.cache(bgr.graphics);
motion=false;
}
}else if(count>=40){
count=0;
if(!states.freeFall()){
motion=states.hardDrop();
}
bgr.graphics.clear();
states.cache(bgr.graphics);
}
count++;
}
}
}
import flash.display.*;
var minoes:Array=new Array(0x022232,0x112122,0x112102,0x011122,0x212202,0x010222,0x112202)//IOSZLJT
var colour:Array=new Array(0x00FFFF,0xFFFF00,0x00FF00,0xFF0000,0xFF7F00,0x0000FF,0x7F00FF);
var center:Array=new Array([1.5,2.5],[1.5,1.5],[1,2],[1,2],[1,2],[1,2],[1,2]);
var srs:Array=[[
[
[[-1,0],[-1,-1],[0,2],[-1,2]],
[[1,0],[1,-1],[0,2],[1,2]],
],
[
[[1,0],[1,1],[0,-2],[1,-2]],
[[1,0],[1,1],[0,-2],[1,-2]],
],
[
[[1,0],[1,-1],[0,2],[1,2]],
[[-1,0],[-1,-1],[0,2],[-1,2]],
],
[
[[-1,0],[-1,1],[0,-2],[-1,-2]],
[[-1,0],[-1,1],[0,-2],[-1,-2]],
]],[
[
[[-2,0],[1,0],[-2,1],[1,-2]],
[[-1,0],[2,0],[-1,-2],[2,1]],
],
[
[[-1,0],[2,0],[-1,-2],[2,1]],
[[2,0],[-1,0],[2,-1],[-1,2]],
],
[
[[2,0],[-1,0],[2,-1],[-1,2]],
[[1,0],[-2,0],[1,2],[-2,-1]],
],
[
[[1,0],[-2,0],[1,2],[-2,-1]],
[[-2,0],[1,0],[-2,1],[1,-2]],
],
]];
var xmin:int=20*3;
var ymin:int=465-20*21;
var nxmin:int=330;
var nymin:int=40;
var trig:Array=[[1,0],[0,1],[-1,0],[0,-1]];
function addColour(m:int,i:int,j:int,r:Array,g:Array,b:Array,c:Array):void{
r[i][j]+=colour[m]>>16;
g[i][j]+=(colour[m]>>8)%256;
b[i][j]+=colour[m]%256;
c[i][j]++;
}
function rotateP(x:int,y:int,m:int,r:int):Array{
var p:Number=x-center[m][0],q:Number=y-center[m][1];
var u:Number=p*trig[r][0]-q*trig[r][1]+center[m][0],v:Number=p*trig[r][1]+q*trig[r][0]+center[m][1];
return new Array(int(u+0.5),int(v+0.5));
}
function drawPiece(p:int,q:int,rot:int,m:int,r:Array,g:Array,b:Array,c:Array):void{
for(var i:int=0;i<4;i++){
var x:int,y:int;
if(i==3)x=1,y=2;
else x=(minoes[m]>>(4*2*i+4))%16,y=(minoes[m]>>(4*2*i))%16;
var a:Array=rotateP(x,y,m,rot);
x=a[0],y=a[1];
addColour(m,x+p,y+q,r,g,b,c);
}
}
class Next {
public var rest:Array;
public var count:int;
public function Next(){
rest = new Array(1,1,1,1,1,1,1);
count = 0;
}
public function consume(u:int):void{
rest[u]=0;
count++;
if(count>=7){
rest = new Array(1,1,1,1,1,1,1);
count-=7;
}
}
public function clone():Next{
var n:Next=new Next();
for(var i:int=0;i<7;i++)n.rest[i]=rest[i];
n.count=count;
return n;
}
public function cache(r:Array,g:Array,b:Array,c:Array):void{
for(var i:int=0;i<5;i++){
for(var j:int=0;j<7;j++){
if(rest[j]==1 || 7-count <= i){
drawPiece(0,i*4,0,j,r,g,b,c);
}
}
}
}
}
class State {
public var field:Array;
public var next:Next;
public var x:int;
public var y:int;
public var rot:int;
public var curB:int;
public var falling:Boolean;
public function State(){
field = new Array();
for(var i:int=0;i<10;i++){
field[i]=new Array();
for(var j:int=0;j<20;j++){
field[i][j]=7;
}
}
next = new Next();
falling = false;
}
public function generate():Array{
x=3,y=-2,rot=0;
var arr:Array=new Array();
var j:int=0;
for(var i:int=0;i<7;i++){
if(next.rest[i]==1){
arr[j]=this.clone();
arr[j].curB=i;
arr[j].next.consume(i);
arr[j].falling=true;
j++;
}
}
return arr;
}
public function clone():State{
var s:State=new State();
for(var i:int=0;i<10;i++){
for(var j:int=0;j<20;j++){
s.field[i][j]=field[i][j];
}
}
s.next=next.clone();
s.x=x;
s.y=y;
s.rot=rot;
s.curB=curB;
s.falling=falling;
return s;
}
public function draw(r:Array,g:Array,b:Array,c:Array):void{
if(falling)drawPiece(x,y+3,rot,curB,r,g,b,c);
}
public function cache(r:Array,g:Array,b:Array,c:Array):void{
for(var i:int=0;i<10;i++){
for(var j:int=0;j<20;j++){
if(field[i][j]!=7){
addColour(field[i][j],i,j,r,g,b,c);
}
}
}
}
public function invalid():Boolean{
for(var i:int=0;i<4;i++){
var p:int,q:int;
if(i==3)p=1,q=2;
else p=(minoes[curB]>>(4*2*i+4))%16,q=(minoes[curB]>>(4*2*i))%16;
var a:Array=rotateP(p,q,curB,rot);
p=x+a[0],q=y+a[1];
if(p<0 || p>9 || q>19)return true;
if(q>=0 && field[p][q]!=7)return true;
}
return false;
}
public function move(i:int,j:int):Boolean{
x+=i,y+=j;
if(invalid()){
x-=i,y-=j;
return false;
}
return true;
}
public function rotate(r:int):void{
var oRot:int=rot;
rot+=r+4;
rot%=4;
var a:int=curB!=0?0:1;
var b:int=r!=1?1:0;
for(var i:int=0;i<5;i++){
var p:int,q:int;
if(i>0){
p=srs[a][oRot][b][i-1][0];
q=srs[a][oRot][b][i-1][1];
}else p=q=0;
x+=p,y+=q;
if(!invalid())return;
x-=p,y-=q;
}
rot+=4-r;
rot%=4;
}
public function fix():void{
for(var i:int=0;i<4;i++){
var p:int,q:int;
if(i==3)p=1,q=2;
else p=(minoes[curB]>>(4*2*i+4))%16,q=(minoes[curB]>>(4*2*i))%16;
var a:Array=rotateP(p,q,curB,rot);
p=x+a[0],q=y+a[1];
if(q>=0)field[p][q]=curB;
falling=false;
}
}
public function erase():int{
var ls:int=0;
for(var j:int=19;j>-1;j--){
var p:Boolean=true;
for(var i:int=0;i<10;i++){
if(field[i][j]==7)p=false;
}
if(p){
for(var k:int=j;k>0;k--){
for(var u:int=0;u<10;u++){
field[u][k]=field[u][k-1];
}
}
for(u=0;u<10;u++){
field[u][0]=7;
}
j++;
ls++;
}
}
return ls;
}
public function eraseLine():int{
var ls:int=0;
for(var j:int=19;j>-1;j--){
var u:Boolean=true;
for(var i:int=0;i<10;i++){
if(field[i][j]==7)u=false;
}
if(u)ls++;
}
return ls;
}
}
class Quantum {
public var states:Array;
public function Quantum(){
states=new Array(new State());
}
public function generate():void{
var ss:Array=new Array();
for each(var s:State in states){
ss=ss.concat(s.generate());
}
states=ss;
}
public function hardDrop():Boolean{
for each(var s:State in states){
while(s.move(0,1)){};
s.fix();
}
return collapse();
}
public function move(x:int,y:int):void{
for each(var s:State in states){
s.move(x,y);
}
}
public function rotate(x:int):void{
for each(var s:State in states){
s.rotate(x);
}
}
public function freeFall():Boolean{
var f:Boolean=false;
var g:Boolean=false;
var e:Array=new Array();
var r:Array=new Array();
var p:int=0;
for(var i:int=0;i<states.length;i++){
e[i]=states[i].move(0,1);
r[i]=states[i].eraseLine()*(e[i]?0:1);
if(r[i]>p)p=r[i];
if(e[i])f=true;
if(!e[i])g=true;
}
if(p > 0 && false){
for(i=0;i<states.length;i++){
if(r[i]!=p){
states.splice(i,1);
r.splice(i,1);
i--;
}
}
return false;
}else if(f && g){
for(i=0;i<states.length;i++){
if(!e[i]){
states.splice(i,1);
e.splice(i,1);
i--;
}
}
return true;
}
return f;
}
public function erase():void{
var lns:int=0;
var e:Array=new Array();
for(var i:int=0;i<states.length;i++){
e[i]=states[i].erase();
if(e[i]>lns)lns=e[i];
}
for(i=0;i<states.length;i++){
if(e[i]!=lns){
states.splice(i,1);
e.splice(i,1);
i--;
}
}
}
public function collapse():Boolean{
var lns:int=0;
var e:Array=new Array();
for(var i:int=0;i<states.length;i++){
e[i]=states[i].eraseLine();
if(e[i]>lns)lns=e[i];
}
if(lns==0 || states.length==1){
erase();
generate();
return false;
}
for(i=0;i<states.length;i++){
if(e[i]!=lns){
states.splice(i,1);
e.splice(i,1);
i--;
}
}
return true;
}
public function draw(g:Graphics):void{
var n:Number=states.length;
var rs:Array=new Array();
var gs:Array=new Array();
var bs:Array=new Array();
var cs:Array=new Array();
for(var i:int=0;i<10;i++){
rs[i]=new Array();
gs[i]=new Array();
bs[i]=new Array();
cs[i]=new Array();
for(var j:int=0;j<23;j++)rs[i][j]=gs[i][j]=bs[i][j]=cs[i][j]=0;
}
for each(var s:State in states){
s.draw(rs,gs,bs,cs);
}
for(i=0;i<10;i++){
for(j=-3;j<20;j++){
if(cs[i][j+3]>0){
var rc:int=rs[i][j+3]/cs[i][j+3],gc:int=gs[i][j+3]/cs[i][j+3],bc:int=bs[i][j+3]/cs[i][j+3];
var c:int=(rc<<16)+(gc<<8)+bc;
g.beginFill(c,0.5);
g.lineStyle(2,c,1);
g.drawRect(xmin+i*20,ymin+j*20,20-1,20-1);
g.endFill();
}
}
}
}
public function cache(g:Graphics):void{
var n:Number=states.length;
var rs:Array=new Array();
var gs:Array=new Array();
var bs:Array=new Array();
var cs:Array=new Array();
for(var i:int=0;i<10;i++){
rs[i]=new Array();
gs[i]=new Array();
bs[i]=new Array();
cs[i]=new Array();
for(var j:int=0;j<20;j++)rs[i][j]=gs[i][j]=bs[i][j]=cs[i][j]=0;
}
for each(var s:State in states){
s.cache(rs,gs,bs,cs);
}
for(i=0;i<10;i++){
for(j=0;j<20;j++){
if(cs[i][j]>0){
var rc:int=rs[i][j]/n,gc:int=gs[i][j]/n,bc:int=bs[i][j]/n;
var c:int=(rc<<16)+(gc<<8)+bc;
g.beginFill(c,0.5);
g.lineStyle(1,c,1);
g.drawRect(xmin+i*20,ymin+j*20,20-1,20-1);
g.endFill();
}
}
}
for(i=0;i<4;i++)for(j=0;j<20;j++)rs[i][j]=gs[i][j]=bs[i][j]=cs[i][j]=0;
for each(s in states){
s.next.cache(rs,gs,bs,cs);
}
for(var k:int=0;k<5;k++){
for(i=0;i<4;i++){
for(j=0;j<4;j++){
if(cs[i][j+k*4]>0){
rc=rs[i][j+k*4]/cs[i][j+k*4],gc=gs[i][j+k*4]/cs[i][j+k*4],bc=bs[i][j+k*4]/cs[i][j+k*4];
c=(rc<<16)+(gc<<8)+bc;
g.beginFill(c,0.5);
g.lineStyle(1,c,1);
g.drawRect(nxmin+i*20,nymin+j*20+k*80,20-1,20-1);
g.endFill();
}
}
}
}
}
}
