网页特效---俄罗斯方块游戏

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<meta name="GENERATOR" content="Microsoft FrontPage 6.0">
<meta name="ProgId" content="FrontPage.Editor.Document">
<title>网页特效---俄罗斯方块游戏</title>
<style>
TD{width: 20; height: 20}
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document.body.innerHTML += '<DIV id="stage" style="position: absolute; top: 0; left: 0;"></DIV>' //游戏场地
	document.body.innerHTML += '<div id="element_stage" style="position: absolute; top: 3; left: 500; width: 159; height: 152"></div>';//预显表
	document.body.innerHTML += '<div id="obj_stage" style="position: absolute; top: 0; left: 132; display: block; z-index: 100"></div>';//活动层
	
	
	var element_html = '<table id="element_table" border="1" width="100%" height="100%" bordercolor="#000000" cellspacing="0" cellpadding="0">';
	var obj_html     = '<table id="obj_table" border="1" bordercolor="#000000" cellspacing="0" cellpadding="0">';
	
	
	
	for(h=0;h<=4;h++)       //-------生成预显表 和 活动层-------//
	{
		element_html += "<tr>";
		obj_html     += "<tr>";
		
		
		for(w=0;w<=4;w++)
		{
			element_html += "<td  bgcolor=\"\" value=\"0\"></td>";
			obj_html += "<td bgcolor=\"\" value=\"0\"></td>";			
			
		}
		
		element_html += "</tr>";
		obj_html += "</tr>";
	}
	
	element_html += "</table>";
	obj_html += "</table>";
	
	
	element_stage.innerHTML = element_html;
	obj_stage.innerHTML     = obj_html;
	
	document.body.innerHTML +='<p align="right">第 <span id="game_number">1</span> 局</p><p align="right">消除行数<br><span id="game_line">0</span></p><p align="right">游戏得分<br><span id="game_score">0</span></p>p align="right">　</p><p align="right"><a href="javascript:;" value="0" onclick="If_play(this.value)">开  始</a> </p> '

var map = new Array(       //地图

"111000000000000111","111000000000000111","111000000000000111","111000000000000111","111000000000000111",
		"111000000000000111","111000000000000111","111000000000000111","111000000000000111","111000000000000111",
		"111000000000000111","111000000000000111","111000000000000111","111000000000000111","111000000000000111",
		"111000000000000111","111000000000000111","111000000000000111","111000000000000111","111000000000000111",
		"222222222222222222","222222222222222222"		
	);
	
//-------------L------------//	//演员表
	var L1 = new Array("0000","1000","1000","1100");
	
	var L2 = new Array("0000","0000","0010","1110");
	
	var L3 = new Array("0000","0110","0010","0010");
		
	var L4 = new Array("0000","1110","1000","0000");
//-------------L-------------//

//-------------J------------//	
	var J1 = new Array("0000","0010","0010","0110");
	
	var J2 = new Array("0000","0000","1110","0010");
	
	var J3 = new Array("0000","1100","1000","1000");
	
	var J4 = new Array("0000","0000","1000","1110");
//-------------J-------------//	
	
	
//-------------Z------------//	
	var Z1 = new Array("0000","0000","1100","0110");
	
	var Z2 = new Array("0000","0100","1100","1000");
	
	var Z3 = new Array("0000","0000","1100","0110");
		
	var Z4 = new Array("0000","0100","1100","1000");
//-------------Z-------------//

//-------------S------------//	
	var S1 = new Array("0000","0000","0110","1100");
	
	var S2 = new Array("0000","0100","0110","0010");
	
	var S3 = new Array("0000","0000","0110","1100");
		
	var S4 = new Array("0000","0100","0110","0010");
//-------------S-------------//

//-------------T------------//	
	var T1 = new Array("0000","0000","0100","1110");
	
	var T2 = new Array("0000","0010","0110","0010");
	
	var T3 = new Array("0000","1110","0100","0000");
		
	
	var T4 = new Array("0000","1000","1100","1000");
//-------------T-------------//

//-------------M------------//	
	var M1 = new Array("0000","0000","1100","1100");
	
	var M2 = new Array("0000","0000","1100","1100");
	
	var M3 = new Array("0000","0000","1100","1100");
		
	var M4 = new Array("0000","0000","1100","1100");
//-------------M-------------//

//-------------I------------//	
	var I1 = new Array("1000","1000","1000","1000");
	
	var I2 = new Array("0000","0000","0000","1111");
	
	var I3 = new Array("0010","0010","0010","0010");
		
	var I4 = new Array("0000","0000","0000","1111");
//-------------I-------------//

//-------------演员位置表-------------//

var players = new Array("I","J","T","L","Z","S","M");
	
	//----生成地图--------//
	
	
	function get_color(color_value)
	{
		if(color_value=="1"||color_value=="2")
			return "#000080";
		else
			return "#000000";	
	}
	
	
	
	
	var map_html = '<table id="map_table" border="1" cellspacing="0" cellpadding="0" bgcolor="#000000" bordercolor="#000000">';
	
	for(h=0;h<map.length;h++)
	{
		map_html+="<tr>"
		
		for(w=0;w<map[0].length;w++)
		{
			map_html+="<td value=\""+map[h].charAt(w)+"\" bgcolor=\""+get_color(map[h].charAt(w))+"\">"

}
		
		map_html +="</tr>"
	}
	
	map_html+="</table>"
	
	stage.innerHTML = map_html
	
	//----生成地图--------//
/****************************************** 上面是准备的代码****************************************************/

function Y_X(y,x) //设置角的对象
	{
		this.x = x;
		this.y = y;
	}	
	
	var game_l_u_angle = new Y_X(0,6);      //方快初始 左上角 和  右上角 的 x y 坐标
	var game_r_d_angle = new Y_X(3,9);
	
	var left_up_angle = new Y_X(game_l_u_angle.y,game_l_u_angle.x); //现在的 左上角的 x y 坐标
	var right_down_angle = new Y_X(game_r_d_angle.y,game_r_d_angle.x); //现在的 右上角 的 x y 坐标 
	
	var block_color_1 = "#0099FF"; //现在的方块的颜色
	var block_color_0 = "";        //背景颜色
	
	var map_color_1 = "#000080"; //map 背景颜色 1
	var map_color_0 = "#000000";        //背景颜色 0

var block_width = "22"; //方块 的 边长
	var block_height = "20";
	
	var game_speed = 540 //游戏速度
	var game_max_speed = Math.floor(game_speed/20);
		
	var SHAPES = new Array("I","M","Z","J","T","S","L"); // 方块形状数组

var shape_now = SHAPES[returnONE(6)];  //现在的方块形状
	var shape_will = SHAPES[returnONE(6)]; //将来的方块形状
	
	var shape_num = 1;
	
	var obj_start_left = 132;     //方块起始位置
	var obj_start_top  = 0;

var can_move_block = false;  //设置用户是否可以移动方块
	var can_play       = false;  //游戏的开始
	
	var one_score  = 10;  //一个的得分
	var block_score = 4*one_score //一个方块的得分
	var line_score  =  12*one_score //一行的得分
	
/*******************************************上面是数据********************下面是具体运行 函数************************/

//------------返回任意数--------------------//

function returnONE(JSnum){
		
			JSnum = Math.round(JSnum*Math.random()*100/100);
		
			return JSnum;
		}

//--------------返回最高-----------------------//

//---------设置 obj 显示 指定 的 type+num 方块	-----------//

//-------------使 obj 相对移动--------------//

function move_block_by(x,y) 
	{
		left_up_angle.x += x;
		left_up_angle.y += y;
		
		right_down_angle.x += x;
		right_down_angle.y += y;
		
		obj_stage.style.pixelLeft = left_up_angle.x * block_width;
		obj_stage.style.pixelTop  = left_up_angle.y * block_height;
		
		
	}

//---------------判断 是否 可以 移动 或变形 -------------//

function If_can_move(l_x,l_y,r_x,r_y) //用于常规判断
	{

var obj_value = "";
		var map_value = "";

var checker = 0;

for(obj_h=0,h=l_y;h<=r_y;h++,obj_h++)
		{
			for(obj_w=0,w=l_x;w<=r_x;w++,obj_w++)
			{
				obj_value = obj_table.rows(obj_h).cells(obj_w).value;
				map_value = map_table.rows(h).cells(w).value
				
				checker = parseInt(obj_value)+parseInt(map_value);
				
				
				if(map_value=="2")
				{
					if(checker>2)
						return false;
				}
				else
				{
					
					if(checker>1)
						return false;				
				}		
			}
		}

return true;
	}

function test_block(){} //用来生成载block value 的 测试对象
	
	var tester = null;
	
	function If_can_move_test(l_x,l_y,r_x,r_y) //用于变形判断
	{

var obj_value = "";
		var map_value = "";

var checker = 0;

for(obj_h=0,h=l_y;h<=r_y;h++,obj_h++)
		{
			for(obj_w=0,w=l_x;w<=r_x;w++,obj_w++)
			{
				obj_value = eval("tester.value_"+obj_h+"_"+obj_w);
				map_value = map_table.rows(h).cells(w).value
				
			
				checker = 	parseInt(obj_value) + parseInt(map_value);	
				
				if(map_value=="2")
				{
					if(checker>2)
						return false;
				}
				else
				{
					
					if(checker>1)
						return false;				
				}		
			}
		}

return true;
	}

//--------------设置背景颜色----------------------//

function set_map_bgcolor(l_x,l_y,r_x,r_y)
	{
		
		var obj_value = "";

for(obj_h=0,h=l_y;h<=r_y;h++,obj_h++)
		{
			for(obj_w=0,w=l_x;w<=r_x;w++,obj_w++)
			{
				obj_value = obj_table.rows(obj_h).cells(obj_w).value;
								
				if(obj_value=="1")
				{
						with(map_table.rows(h).cells(w))
						{
							value = obj_value;
							bgColor = eval("block_color_"+obj_value);
							
						}
				}
		
			}
		}

}

//---------------消除 行 --------------------------------//

function delete_line(l_y,r_y)
	{

var value_1_num = 0; //为 1 的块数
		var can_delete_num = map[0].length;     //可以删除的 value = 1 的　block 的总数
		
		var can_delete = true;
		
		var the_block_value = "";    //现在的block的value
		
		for(h=l_y;h<=r_y;h++)
		{
			for(w=0;w<can_delete_num;w++)
			{
				the_block_value = map_table.rows(h).cells(w).value
				
				if(the_block_value=="0"||the_block_value=="2")
				{
					can_delete = false;
				}
			}
			
			if(can_delete) //如果全部为1的话 
			{

map_table.deleteRow(h);
				map_table.insertRow(0);
				
				for(w=0;w<map[0].length;w++)
				{
					map_table.rows(0).insertCell();
					map_table.rows(0).cells(w).value = map[0].charAt(w);
					map_table.rows(0).cells(w).bgColor = eval("map_color_"+map[0].charAt(w));
				}
				
				game_line.innerText =  ""+ (parseInt(game_line.innerText) + 1) + "";
				game_score.innerText = ""+ (parseInt(game_score.innerText) + line_score) + "";
				
			}
			
			can_delete = true;
		
		}		
		
	}

//--------------方块 移动 主进程 down ----------------//

function down_block()
	{
		if(!can_play)
			return;
	
		var check_l_y = left_up_angle.y + 1;
		var check_r_y = right_down_angle.y + 1;
		
		var judger = If_can_move(left_up_angle.x,check_l_y,right_down_angle.x,check_r_y);

if(judger)
		{
			move_block_by(0,1);		
			
						
			setTimeout("down_block()",game_speed)
		}
		else
		{
			can_move_block = false;
			
			var block_top = return_TOP();
			
			if(block_top<=(game_l_u_angle.y+2))
			{
				if(confirm("游戏结束，是否继续？"))
				{
					window.location.reload();
				}
				else
				{
					return;
				}
			}
			else
			{
		
				set_map_bgcolor(left_up_angle.x,left_up_angle.y,right_down_angle.x,right_down_angle.y) //设置背景颜色和value
				
				game_score.innerText = ""+ (parseInt(game_score.innerText) + block_score) + "";
				
					if(parseInt(game_score.innerText)>=(parseInt(game_number.innerText)*20000)) //如果达到过局的分数
					{
						game_number.innerText = ""+(parseInt(game_number.innerText)+1)+"";
						
						game_speed = game_speed - 60;
						
						if(game_speed <=0 )
						{
							game_speed = 540 - (parseInt(game_number.innerText)-1)*60;
							
							if(game_speed < 0)
							{
								alert("Win All");
								return;
							}
						}
						
						game_max_speed = Math.floor(game_speed/20);

}			
					
					obj_stage.style.display = "none";
		
					delete_line(left_up_angle.y,right_down_angle.y);

shape_now = shape_will;
					shape_will = SHAPES[returnONE(6)];
					shape_num =1;
					
					set_block(obj_table,shape_now,shape_num);
					set_block(element_table,shape_will,shape_num);
					
					left_up_angle.x = game_l_u_angle.x;
					left_up_angle.y = game_l_u_angle.y;
					right_down_angle.x = game_r_d_angle.x;
					right_down_angle.y = game_r_d_angle.y;
					
		         		obj_stage.style.pixelLeft = left_up_angle.x * block_width;
					obj_stage.style.pixelTop  = left_up_angle.y * block_height;
					
					obj_stage.style.display = "block";
					can_move_block = true;
					
					setTimeout("down_block()",game_speed);

}
				
		} 
	}

//-------------- 获取 用户输入 方向 --------------	//

function document.onkeydown()
	{
	
		if(!can_play) //如果不能玩，退出
			return;
			
		if(!can_move_block) //如果不能移动。则退出
			return;
			
		var key_code = event.keyCode;
		
		if(key_code == 37)
		{
			var check_l_x = left_up_angle.x - 1;
			var check_r_x = right_down_angle.x - 1;
			
			var judger= If_can_move(check_l_x,left_up_angle.y,check_r_x,right_down_angle.y);
			
			if(judger)
				move_block_by(-1,0);
			else
				return;         
				
		}
		
		if(key_code == 39)
		{
			var check_l_x = left_up_angle.x + 1;
			var check_r_x = right_down_angle.x + 1;
			
			
			var judger= If_can_move(check_l_x,left_up_angle.y,check_r_x,right_down_angle.y);

if(judger)
				move_block_by(1,0);
			else
				return;         			
		}
		
		if(key_code == 38)
		{
			shape_num++;
			
			if(shape_num>4)
				shape_num = 1;
				
			tester = null	
			tester = new test_block();
			
			var test_shape = eval(shape_now + shape_num);
			
			
			
			for(h=0;h<test_shape.length;h++)
			{
				for(w=0;w<test_shape[0].length;w++)
				{
					eval("tester.value_"+h+"_"+w+"=test_shape["+h+"].charAt("+w+")");
					
				}
			}
			
			var judger = If_can_move_test(left_up_angle.x,left_up_angle.y,right_down_angle.x,right_down_angle.y)
			
			
			if(!judger)
			{
				shape_num--;
			}
			else
			{
				set_block(obj_table,shape_now,shape_num);
			}
			
	
			
		}
		
		if(key_code == 40)
		{
			game_speed = game_max_speed;
		}	
	}
	
	function document.onkeyup()
	{
		game_speed = 540 - (parseInt(game_number.innerText)-1)*60;

}

//-----------------游戏控制-----------------------////

</script>

</body>
</html>