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JavaScript 寫遊戲 : 俄羅斯方塊
摘要: 俄羅斯方塊,俄罗斯方块,遊戲,游戏,javascript,jscript,dewin,dwin,js
應該看得懂吧？
沒時間寫注釋。。。:(
這個差不多美的啦！只要向Block裏面添加或修改就能改變方塊的形狀。:)
Copyright(c) 1998-2004 dewin all rights reserved
Start 2002-09-20 14:45
Finish 2002-10-31 23:50
Last Edit 2003-08-14 01:25
<body>
<script>
var Rows = 17;
var Cells = 10;
var ObjW = ObjH = 20;
var Scores= 0;
var Marks = [100,400,900,1600];
var BaseBW = 5;
var BaseBGColor = 'white';
var BlockBW = 2;
var BlockBS = 'inset';
var BlockBC = 'orange';
var GlowColor = '#ffff00';
var GlowStrength = 5;
var oSpeed = 151;
//方塊數據
Block = [];
Block[0]=[
' ',
' 1',
'111']
Block[0].change = 4;
Block[0].color = 'red';
Block[1]=[
' ',
'1 ',
'111']
Block[1].change = 4;
Block[1].color = 'green';
Block[2]=[
' ',
' 1 ',
'111']
Block[2].change = 4;
Block[2].color = 'orange';
Block[3]=[
' 11',
'11 ']
Block[3].change = 2;
Block[3].color = 'fuchsia';
Block[4]=[
'11 ',
' 11']
Block[4].change = 2;
Block[4].color = 'yellow';
Block[5]=[
'1111']
Block[5].change = 2;
Block[5].color = 'lime';
Block[6]=[
'11',
'11']
Block[6].change = 1;
Block[6].color = 'blue';
Block[7]=[
'1']
Block[7].change = 1;
Block[7].color = 'gold';
Block[8]=[
' ',
'1 1',
'111']
Block[8].change = 4;
Block[8].color = 'pink';
Block[9]=[
'111',
' 1 ',
' 1 ']
Block[9].change = 4;
Block[9].color = 'black';
//方塊准備下落
function ReadyForDown(obj1,obj2){
obj1.k = parseInt(Math.random()*Block.length);
if(!NewBlock[obj1.k].length){
switch(Block[obj1.k].change){
case 1:Change0(obj1.k);break;
case 2:Change0(obj1.k);Change1(obj1.k);break;
case 4:Change0(obj1.k);Change1(obj1.k);Change2(obj1.k);break;
}
}
obj1.Change = parseInt(Math.random()*Block[obj1.k].change);
obj2.innerHTML = NewBlock[obj1.k][obj1.Change].iHtml;
obj1.GapX = parseInt(NewBlock[obj1.k][obj1.Change][0].length/2);
CheckObjGapY(obj1,NewBlock[obj1.k][obj1.Change].length);
obj1.X = parseInt(Cells/2);
obj1.Y = 0;
}
function CheckObjGapY(obj,k){
if(!NewBlock[obj.k][obj.Change][k-1].join('').match(/\d+/)){
obj.GapY = 1-k;
CheckObjGapY(obj,k-1);
}
else obj.GapY = -k;
}
//改變方塊形狀
function ChangeBlock(){
if(Block[Obj1.k].change > 1){
Obj1.TestChange = (Obj1.Change+1 >= Block[Obj1.k].change)?0:Obj1.Change+1;
Obj1.TestGapX = parseInt(NewBlock[Obj1.k][Obj1.TestChange][0].length/2);
Obj1.TestGapY = -NewBlock[Obj1.k][Obj1.TestChange].length;
Obj1.TestL = Obj1.X-Obj1.TestGapX;
Obj1.TestT = Obj1.Y+Obj1.TestGapY;
var k1 = k2 = Areas;
for(var i=Obj1.TestL;i>=0 && i>Obj1.TestL-NewBlock[Obj1.k][Obj1.TestChange].lg;i--){if((k1=CheckChangeBlock(i))!=Areas)break}
for(var i=Obj1.TestL+1;i
Obj1.L = (Math.abs(Obj1.TestL-k1)>Math.abs(Obj1.TestL-k2))?k2:k1;
Obj1.T = Obj1.TestT;
Obj1.GapX = Obj1.TestGapX;
Obj1.GapY = Obj1.TestGapY;
Obj1.X = Obj1.L+Obj1.GapX;
Obj1.Y = Obj1.T-Obj1.GapY;
Obj1.Change = Obj1.TestChange;
SkinDiv.style.left = Obj1.L*ObjW;
SkinDiv.style.top = Obj1.T*ObjH;
SkinDiv.innerHTML = NewBlock[Obj1.k][Obj1.Change].iHtml;
}
}
檢測改變後，方塊相對於左邊的值。
function CheckChangeBlock(lefts){
for(var y=0;y
try{if(Map[Obj1.TestT+y][lefts+x] != ' ') return Areas}
catch(e){}
}
}
}
return lefts;
}
//方向控制
function Dir(xx,yy){
var special = false
if(NewBlock[Obj1.k][Obj1.Change].length==1 && NewBlock[Obj1.k][Obj1.Change][0]==1)
for(var y=Obj1.T+1;y
special = true
break;
}
for(var y=NewBlock[Obj1.k][Obj1.Change].length-1;y>=0;y--){
for(var x=NewBlock[Obj1.k][Obj1.Change][0].length-1;x>=0;x--){
if(NewBlock[Obj1.k][Obj1.Change][y][x]==1){
try{
if(yy==0 && (Obj1.L+x+xx<0 || Obj1.L+x+xx>=Cells || Map[Obj1.T+y][Obj1.L+x+xx]==1)) return;//橫
if(Obj1.T+y+yy>=Rows || (!special && Map[Obj1.T+y+yy][Obj1.L+x+xx]==1)) return CreateBlockInMap();//豎
}
catch(e){}
}
}
}
SkinDiv.style.left = (Obj1.L=(Obj1.X+=xx)-Obj1.GapX)*ObjW;
SkinDiv.style.top = (Obj1.T=(Obj1.Y+=yy)+Obj1.GapY)*ObjH;
}
//開始創造地圖啦。
function CreateBlockInMap(){
for(var y=0;y
if(NewBlock[Obj1.k][Obj1.Change][y][x]==1){
Map[Obj1.T+y][Obj1.L+x] = NewBlock[Obj1.k][Obj1.Change][y][x];
BaseDiv.childNodes[Areas-(Obj1.T+y)*Cells+Obj1.L+x].style.background = Block[Obj1.k].color;
BaseDiv.childNodes[Areas-(Obj1.T+y)*Cells+Obj1.L+x].style.visibility = 'visible';
}
}
catch(e){return GameOver()}
}
}
CheckBlockAppear();
ReadyForDown(Obj2,ReadyBlockDiv);
}
function CheckBlockAppear(){
clearInterval(GoTime2);
GoTime2=0
var NewMap = [];
var iHtml = '';
var k = Rows-1;
var kk = -1;
for(var y=Rows-1;y>=0;y--){
if(Map[y].join('') != FullString){NewMap[k--] = Map[y]}
else{
kk++;
for(var x=0;x
iHtml += "";
}
}
}
for(;k>=0;k--){
NewMap[k] = [];
for(var x=0;x
}
}
if(kk!=-1) ScoreDiv.innerHTML = (Scores+=Marks[kk]);//Cal the Scores
for(var i=0;i
for(i in Obj2){Obj1[i] = Obj2[i]}//Obj2 => Obj1
SkinDiv.innerHTML = NewBlock[Obj1.k][Obj1.Change].iHtml;
SkinDiv.style.left = (Obj1.L = Obj1.X-Obj1.GapX)*ObjW;
SkinDiv.style.top = (Obj1.T = Obj1.GapY)*ObjH;
}
function GameOver(){
if(confirm('Game Over , ReStart ?')) window.location.reload();
else window.close();
}
//初始化方塊的變形數組
function Change0(k){
NewBlock[k] = [];
NewBlock[k][0] = [];
NewBlock[k][0].iHtml = '';
for(var y=0;y
for(var x=0;x
}
}
CheckBlockLong(k,0);
}
function Change1(k){
NewBlock[k][1] = [];
NewBlock[k][1].iHtml = '';
for(var y=0;y
for(var x=0;x
}
}
CheckBlockLong(k,1);
}
function Change2(k){
NewBlock[k][2] = [];
NewBlock[k][3] = [];
NewBlock[k][2].iHtml = '';
NewBlock[k][3].iHtml = '';
for(var y=0;y
for(var x=0;x
}
}
for(var y=0;y
for(var x=0;x
}
}
CheckBlockLong(k,2);
CheckBlockLong(k,3);
}
function BlockHtml(x,y,k){
return ""
}
function CheckBlockLong(k,i){
for(var y=0;y
}
NewBlock[k][i].lg = 1;
for(var y=0;y
}
}
function document.onkeydown(){
switch(event.keyCode){
case 34:clearInterval(GoTime);oSpeed+=10;if(GoTime>0){Dir(0,1);GoTime=setInterval('Dir(0,1)',oSpeed)};break;//page up
case 33:if(oSpeed-10>0){clearInterval(GoTime);oSpeed-=5};if(GoTime>0){Dir(0,1);GoTime=setInterval('Dir(0,1)',oSpeed);};break;//page down
case 38:if(GoTime>0)GoTime2=setInterval("Dir(0,1)",1);break;//up
case 37:CheckKeyDown(-1,0,150,20);break;//left
case 39:CheckKeyDown(1,0,150,20);break;//right
case 40:CheckKeyDown(0,1,150,20);break;//down
case 96:if(GoTime>0)ChangeBlock();break;//0
case 83:CheckStart();break;
}
}
function document.onkeyup(){
DoKeyDown=false
}
function CheckKeyDown(x,y,t1,t2){
if(GoTime>0 && !DoKeyDown){
Dir(x,y)
DoKeyDown=true
setTimeout("if(DoKeyDown)KeyDownAgain("+x+","+y+","+t2+");",t1)
}
}
function KeyDownAgain(x,y,t2){
if(GoTime>0 && DoKeyDown){
Dir(x,y)
setTimeout("KeyDownAgain("+x+","+y+","+t2+")",t2)
}
}
function CheckStart(){
if(GoTime == -1){
CheckBlockAppear();
GoTime = 0;
ReadyForDown(Obj2,ReadyBlockDiv);
}
if(!GoTime){
Dir(0,1);
GoTime = setInterval('Dir(0,1)',oSpeed);
}
else{
clearInterval(GoTime);
GoTime = 0;
}
}
var Map = [];
var NewBlock = [];
var Areas = 0;
var GoTime = -1, GoTime2;
var FullString = '';
var Obj1 = new Object();
var Obj2 = new Object();
var DoKeyDown=false
window.focus();
var iHtml = '';
var BaseWidth = Cells*ObjW;
var BaseHeight = Rows*ObjH;
var MainMapWidth = 2*BaseBW+Cells*ObjW;
var MainMapHeight = 2*BaseBW+Rows*ObjH;
document.body.innerHTML += "press \"s\" button to Star or Stop
press \"0\" button to Change Quadrel into Another Shape
press \"Page Up\" to Speed up
press \"Page Down\" to Speed down"+Scores+"";
for(var i=0,k=Cells*Rows;i
for(var i=0;i
for(var y=0;y
for(var x=0;x
Areas = Cells*(Rows-1);
BaseDiv.innerHTML = iHtml;
ReadyForDown(Obj2,ReadyBlockDiv);
</script>