Samsung smart tv俄罗斯方块应用

var tbl; 

var status = 0; 

var timer; 

var score = 0; 

var board = new Array(18); 

	for(var i=0;i<18;i++){ 

		board[i] = new Array(10); 
	} 

	for(var i=0;i<18;i++){ 

		for(var j=0; j<10; j++){ 

				board[i][j] = 0; 
		} 
	} 
 
 
	var activeBlock; 

	function generateBlock(){ 

		activeBlock = null; 
		activeBlock = new Array(4); 

		var t = (Math.floor(Math.random()*20)+1)%7; 

		switch(t){ 

				case 0:{ 

					activeBlock[0] = {x:0, y:4}; 
					activeBlock[1] = {x:1, y:4}; 
					activeBlock[2] = {x:0, y:5}; 
					activeBlock[3] = {x:1, y:5}; 
					break; 
				} 

				case 1:{ 

					activeBlock[0] = {x:0, y:3}; 
					activeBlock[1] = {x:0, y:4}; 
					activeBlock[2] = {x:0, y:5}; 
					activeBlock[3] = {x:0, y:6}; 
					break; 
				} 

				case 2:{ 

					activeBlock[0] = {x:0, y:5}; 
					activeBlock[1] = {x:1, y:4}; 
					activeBlock[2] = {x:1, y:5}; 
					activeBlock[3] = {x:2, y:4}; 
					break; 
				} 

				case 3:{ 

					activeBlock[0] = {x:0, y:4}; 
					activeBlock[1] = {x:1, y:4}; 
					activeBlock[2] = {x:1, y:5}; 
					activeBlock[3] = {x:2, y:5}; 
					break; 
				} 

				case 4:{ 

					activeBlock[0] = {x:0, y:4}; 
					activeBlock[1] = {x:1, y:4}; 
					activeBlock[2] = {x:1, y:5}; 
					activeBlock[3] = {x:1, y:6}; 
					break; 
				} 

				case 5:{ 
				
					activeBlock[0] = {x:0, y:4}; 
					activeBlock[1] = {x:1, y:4}; 
					activeBlock[2] = {x:2, y:4}; 
					activeBlock[3] = {x:2, y:5}; 
					break; 
				} 

				case 6:{ 
		
					activeBlock[0] = {x:0, y:5}; 
					activeBlock[1] = {x:1, y:4}; 
					activeBlock[2] = {x:1, y:5}; 
					activeBlock[3] = {x:1, y:6}; 
					break; 
				} 
		}	 


		for(var i=0; i<4; i++){ 

				if(!isCellValid(activeBlock[i].x, activeBlock[i].y)){ 

						return false; 
				} 
		}
		
				return true; 
		} 

	function moveDown(){ 

			if(checkBottomBorder()){ 

					erase(); 

					for(var i=0; i<4; i++){ 

					activeBlock[i].x = activeBlock[i].x + 1; 
				
					} 

				paint(); 
			}else{ 
 
			clearInterval(timer); 

			updateBoard(); 

			var lines = deleteLine(); 

	if(lines!=0){ 

		score = score + lines*10; 
		updateScore(); 
		eraseBoard(); 
		paintBoard(); 
	} 


	if(!generateBlock()){ 

			alert("Game over!"); 
			document.getElementById("state").innerText="哥游戏结束了"
			status = 2; 
			return; 
	} 
	
		paint(); 

		timer = setInterval(moveDown,1000) 
	} 
} 

		function moveLeft(){ 

				if(checkLeftBorder()){ 
						
							erase(); 

							for(var i=0; i<4; i++){ 

								activeBlock[i].y = activeBlock[i].y - 1; 
							} 
				
						paint(); 
				} 
		} 


	function moveRight(){ 

		if(checkRightBorder()){ 
		
				erase(); 

				for(var i=0; i<4; i++){ 
	
				activeBlock[i].y = activeBlock[i].y + 1; 
				
				} 
			
				paint(); 
		} 
} 


		function rotate(){ 

			var tmpBlock = new Array(4); 

				for(var i=0; i<4; i++){ 

						tmpBlock[i] = {x:0, y:0}; 
				} 

				for(var i=0; i<4; i++){ 

					tmpBlock[i].x = activeBlock[i].x; 

					tmpBlock[i].y = activeBlock[i].y; 
				} 

var cx = Math.round((tmpBlock[0].x + tmpBlock[1].x + tmpBlock[2].x + tmpBlock[3].x)/4); 
var cy = Math.round((tmpBlock[0].y + tmpBlock[1].y + tmpBlock[2].y + tmpBlock[3].y)/4); 

		for(var i=0; i<4; i++){ 

				tmpBlock[i].x = cx+cy-activeBlock[i].y; 
				tmpBlock[i].y = cy-cx+activeBlock[i].x; 
		} 

		for(var i=0; i<4; i++){ 

				if(!isCellValid(tmpBlock[i].x,tmpBlock[i].y)){ 
				return; 
				} 
		} 

		erase(); 
 
		for(var i=0; i<4; i++){ 

				activeBlock[i].x = tmpBlock[i].x; 
				activeBlock[i].y = tmpBlock[i].y; 
		} 

		paint(); 
} 
 
		function checkLeftBorder(){ 

				for(var i=0; i<activeBlock.length; i++){ 

						if(activeBlock[i].y==0){ 
					
						return false; 	
				}
				
				if(!isCellValid(activeBlock[i].x, activeBlock[i].y-1)){ 

					return false; 
				} 
			} 

			return true; 
		} 
 
		
		function checkRightBorder(){ 

					for(var i=0; i<activeBlock.length; i++){ 

							if(activeBlock[i].y==9){ 
							return false; 
					} 

					if(!isCellValid(activeBlock[i].x, activeBlock[i].y+1)){ 

						return false; 
					} 
				} 
		return true; 
		} 


		function checkBottomBorder(){ 

				for(var i=0; i<activeBlock.length; i++){ 

					if(activeBlock[i].x==17){ 

						return false; 
					} 

					if(!isCellValid(activeBlock[i].x+1, activeBlock[i].y)){ 
		
						return false; 
					} 
			} 

			return true; 
	} 


	function isCellValid(x, y){ 

			if(x>17||x<0||y>9||y<0){ 
			
				return false; 
			} 

			if(board[x][y]==1){ 

				return false; 
			} 

	return true; 
	} 
 

	function erase(){ 

		for(var i=0; i<4; i++){ 
			
			tbl.rows[activeBlock[i].x].cells[activeBlock[i].y].style.backgroundColor="white"; 
		} 
	} 
 

	function paint(){ 

			for(var i=0; i<4; i++){ 

				tbl.rows[activeBlock[i].x].cells[activeBlock[i].y].style.backgroundColor="red"; 
			} 
	} 


	function updateBoard(){ 

			for(var i=0; i<4; i++){ 
			board[activeBlock[i].x][activeBlock[i].y]=1; 
	} 
} 


	function deleteLine(){ 
	
			var lines = 0; 

			for(var i=0; i<18; i++){ 
			var j=0; 
			for(; j<10; j++){ 

				if(board[i][j]==0){ 
				break; 
			} 
	} 

		if(j==10){ 

				lines++; 

				if(i!=0){ 

					for(var k=i-1; k>=0; k--){ 
					
						board[k+1] = board[k]; 
					} 
				} 
		board[0] = generateBlankLine(); 
		} 
	} 
return lines; 
} 


	function eraseBoard(){ 

			for(var i=0; i<18; i++){ 
		
				for(var j=0; j<10; j++){ 

					tbl.rows[i].cells[j].style.backgroundColor = "white"; 
				} 
			}	 
	} 


		function paintBoard(){ 

			for(var i=0;i<18;i++){ 
				
					for(var j=0; j<10; j++){ 

						if(board[i][j]==1){ 

						tbl.rows[i].cells[j].style.backgroundColor = "red"; 
					
						} 
			} 
		} 
	} 


	function generateBlankLine(){ 
	
			var line = new Array(10); 

				for(var i=0; i<10; i++){ 

						line[i] = 0; 
				} 
		return line; 
	} 


	function updateScore(){ 

			document.getElementById("score").innerText=" " + score; 
	} 

//一下方法已经停用，谢谢
	function keyControl(){ 

			if(status!=1){ 
			return; 
	} 

	var code = event.keyCode; 

		switch(code){ 
			
			case 37:{ 
			moveLeft(); 
			break; 
		} 

		case 38:{ 
			rotate(); 
			break; 
		}
		
		case 39:{ 

			moveRight(); 
			break; 
		}
		

		case 40:{ 
		moveDown(); 
		break; 
		} 
	} 
} 


	function begin(e){ 

		e.disabled = true; 
		status = 1; 

		tbl = document.getElementById("board"); 
		
		if(!generateBlock()){ 

			alert("Game over!"); 

			status = 2; 
			return; 
		} 

	paint(); 
	
		timer = setInterval(moveDown,1000); 
	}
	
document.onkeydown=keyControl; 

主要是看你会不会写js,和普通的web 版本的js俄罗斯唯一的不同就是事件处理方面，在main.js里面处理事件，是用的一个全局方法，所以一定要注意js文件的载入顺序，然后就没什么了，有数学背景的话做什么都好做。

最近不能研究android了，十一想买一部 I9100，以后主攻android游戏开发。