{"id":1291,"date":"2025-04-25T00:00:17","date_gmt":"2025-04-24T16:00:17","guid":{"rendered":"https:\/\/www.wunen.com\/index.php\/2025\/04\/25\/html5%e5%86%99%e7%9a%84%e5%b0%84%e5%87%bb%e5%b0%8f%e6%b8%b8%e6%88%8f\/"},"modified":"2025-04-25T00:00:17","modified_gmt":"2025-04-24T16:00:17","slug":"html5%e5%86%99%e7%9a%84%e5%b0%84%e5%87%bb%e5%b0%8f%e6%b8%b8%e6%88%8f","status":"publish","type":"post","link":"http:\/\/www.wunen.com\/index.php\/2025\/04\/25\/html5%e5%86%99%e7%9a%84%e5%b0%84%e5%87%bb%e5%b0%8f%e6%b8%b8%e6%88%8f\/","title":{"rendered":"html5\u5199\u7684\u5c04\u51fb\u5c0f\u6e38\u620f"},"content":{"rendered":"
\n \n \n
\n

\n \u901a\u8fc7\u8bbe\u7f6e\u5c0f\u7403\u7684\u6c34\u5e73\u901f\u5ea6\u548c\u7ad6\u76f4\u901f\u5ea6\uff0c\u8ba9\u5c0f\u7403\u5c04\u51fb\u53f3\u4fa7\u5728\u5899\u4e0a\u7684\u5c0f\u7403\uff0c\u5f53\u4e24\u4e2a\u5c0f\u7403\u78b0\u649e\u65f6\uff0c\u5899\u4e0a\u7684\u5c0f\u7403\u4f1a\u6709\u65b0\u7684\u4f4d\u7f6e\u3002\u6e38\u620f\u540c\u65f6\u53ef\u4ee5\u8bb0\u5f55\u6253\u4e2d\u7684\u7403\u7684\u4e2a\u6570\u3002\n <\/p>\n

\n \u4ee5\u4e0b\u662f\u4ee3\u7801\uff1a\n <\/p>\n

\n <
\n
\n !DOCTYPE
\n
\n html
\n <\/span>
\n <\/span>
\n >
\n
\n <
\n
\n mata\u00a0charset=
\n <\/span>
\n
\n “utf-8”
\n <\/span>
\n >
\n
\n <
\n
\n
\n html
\n <\/span>
\n <\/span>
\n ><\/p>\n

<
\n
\n
\n script
\n <\/span>
\n <\/span>
\n >
\n
\n
\n var
\n <\/span>
\n cwidth=600
\n
\n \/\/\u753b\u5e03\u5bbd
\n <\/span>
\n
\n
\n var
\n <\/span>
\n cheight=400;
\n
\n \/\/\u753b\u5e03\u9ad8
\n <\/span>
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\n
\n var
\n <\/span>
\n aimx=300;
\n
\n \/\/\u957f\u65b9\u4f53\u76ee\u6807\u7269x\u5750\u6807
\n <\/span>
\n
\n
\n var
\n <\/span>
\n aimy=100;
\n
\n \/\/\u957f\u65b9\u4f53\u76ee\u6807\u7269y\u5750\u6807
\n <\/span>
\n
\n
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\n <\/span>
\n aimWidth=80;
\n
\n \/\/\u957f\u65b9\u4f53\u76ee\u6807\u7269\u7684\u5bbd
\n <\/span>
\n
\n
\n var
\n <\/span>
\n aimHeight=200;
\n
\n \/\/\u957f\u65b9\u4f53\u76ee\u6807\u7269\u7684\u9ad8
\n <\/span>
\n
\n
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\n <\/span>
\n groundx=0;
\n
\n \/\/\u5730\u9762\u7684x\u5750\u6807
\n <\/span>
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\n
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\n groundy=300
\n
\n \/\/\u5730\u9762\u7684y\u5750\u6807
\n <\/span>
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\n <\/span>
\n groundWidth=500;
\n
\n \/\/\u5730\u9762\u7684\u5bbd
\n <\/span>
\n
\n
\n var
\n <\/span>
\n groundHeight=30;
\n
\n \/\/\u5730\u9762\u7684\u9ad8
\n <\/span>
\n
\n
\n var
\n <\/span>
\n ballx=20;
\n
\n \/\/\u5c0f\u7403\u5706\u5fc3\u7684x\u5750\u6807
\n <\/span>
\n
\n
\n var
\n <\/span>
\n bally=290;
\n
\n \/\/\u5c0f\u7403\u5706\u5fc3\u7684y\u5750\u6807
\n <\/span>
\n
\n
\n var
\n <\/span>
\n ballRadius=10;
\n
\n \/\/\u5c0f\u7403\u7684\u534a\u5f84
\n <\/span>
\n
\n
\n var
\n <\/span>
\n horvelocity;
\n
\n \/\/\u5c0f\u7403\u7684\u6c34\u5e73\u901f\u5ea6
\n <\/span>
\n
\n
\n var
\n <\/span>
\n verticalvel1;
\n
\n \/\/\u5c0f\u7403\u7684\u7ad6\u76f4\u65b9\u5411\u521d\u901f\u5ea6
\n <\/span>
\n
\n
\n var
\n <\/span>
\n verticalvel2;
\n
\n \/\/\u5c0f\u7403\u7ad6\u76f4\u65b9\u5411\u672b\u901f\u5ea6
\n <\/span>
\n
\n
\n var
\n <\/span>
\n addx;
\n
\n \/\/\u5c0f\u7403x\u8f74\u65b9\u5411\u7684\u589e\u91cf
\n <\/span>
\n
\n
\n var
\n <\/span>
\n addy;
\n
\n \/\/\u5c0f\u7403y\u8f74\u65b9\u5411\u7684\u589e\u91cf
\n <\/span>
\n
\n
\n var
\n <\/span>
\n gravity=2;
\n
\n \/\/\u7ad6\u76f4\u65b9\u5411\u7684\u91cd\u529b\u52a0\u901f\u5ea6
\n <\/span>
\n
\n
\n var
\n <\/span>
\n context;
\n
\n
\n var
\n <\/span>
\n everything=[];
\n
\n
\n var
\n <\/span>
\n tid;
\n
\n \/\/\u65f6\u95f4\u76d1\u89c6\u5668
\n <\/span>
\n
\n
\n var
\n <\/span>
\n shotx=aimx-7;
\n
\n \/\/\u88ab\u5c04\u51fb\u5c0f\u7403\u7684x\u5750\u6807
\n <\/span>
\n
\n
\n var
\n <\/span>
\n shoty=aimy+ballRadius\/2+
\n
\n Math
\n <\/span>
\n .floor(
\n
\n Math
\n <\/span>
\n .random()*aimHeight-ballRadius);
\n
\n \/\/\u88ab\u5c04\u51fb\u5c0f\u7403\u7684y\u5750\u6807
\n <\/span>
\n
\n
\n var
\n <\/span>
\n score=0;
\n
\n \/\/\u8bb0\u5f55\u5f97\u5206\u60c5\u51b5
\n <\/span>
\n
\n
\n function
\n <\/span>
\n CreateBall(bx,by,brad,fillStyle){
\n
\n
\n this
\n <\/span>
\n .bx=bx;
\n
\n
\n this
\n <\/span>
\n .by=by;
\n
\n
\n this
\n <\/span>
\n .brad=brad;
\n
\n
\n this
\n <\/span>
\n .fillStyle=fillStyle;
\n
\n
\n this
\n <\/span>
\n .moveball=moveball;
\n
\n
\n this
\n <\/span>
\n .draw=drawball;
\n
\n }
\n
\n
\n function
\n <\/span>
\n CreateRect(rx,ry,rw,rh,fillStyle){
\n
\n
\n this
\n <\/span>
\n .rx=rx;
\n
\n
\n this
\n <\/span>
\n .ry=ry;
\n
\n
\n this
\n <\/span>
\n .rw=rw;
\n
\n
\n this
\n <\/span>
\n .rh=rh;
\n
\n
\n this
\n <\/span>
\n .fillStyle=fillStyle;
\n
\n
\n this
\n <\/span>
\n .draw=drawrect;
\n
\n }
\n
\n
\n function
\n <\/span>
\n drawball(){
\n
\n context.beginPath();
\n
\n context.fillStyle=
\n
\n this
\n <\/span>
\n .fillStyle;
\n
\n context.arc(
\n
\n this
\n <\/span>
\n .bx,
\n
\n this
\n <\/span>
\n .by,
\n
\n this
\n <\/span>
\n .brad,0,
\n
\n Math
\n <\/span>
\n .PI*2,
\n
\n true
\n <\/span>
\n );
\n
\n context.fill();
\n
\n }
\n
\n
\n function
\n <\/span>
\n drawrect(){
\n
\n context.beginPath();
\n
\n context.fillStyle=
\n
\n this
\n <\/span>
\n .fillStyle;
\n
\n context.fillRect(
\n
\n this
\n <\/span>
\n .rx,
\n
\n this
\n <\/span>
\n .ry,
\n
\n this
\n <\/span>
\n .rw,
\n
\n this
\n <\/span>
\n .rh);
\n
\n }
\n
\n
\n function
\n <\/span>
\n moveball(addx,addy){
\n
\n
\n this
\n <\/span>
\n .bx+=addx;
\n
\n
\n this
\n <\/span>
\n .by+=addy;
\n
\n }
\n
\n
\n var
\n <\/span>
\n ball=
\n
\n new
\n <\/span>
\n CreateBall(ballx,bally,ballRadius,
\n
\n “rgb(250,0,0)”
\n <\/span>
\n );
\n
\n
\n var
\n <\/span>
\n target=
\n
\n new
\n <\/span>
\n CreateRect(aimx,aimy,aimWidth,aimHeight,
\n
\n “rgb(0,5,90)”
\n <\/span>
\n );
\n
\n
\n var
\n <\/span>
\n ground=
\n
\n new
\n <\/span>
\n CreateRect(groundx,groundy,groundWidth,groundHeight,
\n
\n “rgb(10,250,0)”
\n <\/span>
\n );<\/p>\n


\n var
\n <\/span>
\n aim=
\n
\n new
\n <\/span>
\n CreateBall(shotx,shoty,ballRadius,
\n
\n “rgb(30,40,200)”
\n <\/span>
\n );
\n
\n everything.push(ball);
\n
\n everything.push(target);
\n
\n everything.push(ground);
\n
\n everything.push(aim);
\n
\n
\n function
\n <\/span>
\n drawall(){
\n
\n context.clearRect(0,0,cwidth,cheight);
\n
\n for(
\n
\n var
\n <\/span>
\n i=0;i<
\n
\n everything.length;i++)
\n
\n everything[i].draw();
\n
\n }
\n
\n
\n function
\n <\/span>
\n init(){
\n
\n
\n context=document.getElementById(
\n <\/span>
\n
\n “canvas”
\n <\/span>
\n
\n ).getContext(
\n <\/span>
\n
\n “2d”
\n <\/span>
\n
\n );
\n
\n drawall();
\n
\n }
\n
\n
\n function
\n <\/span>
\n fire(){
\n <\/p>\n

horvelocity=
\n
\n Number
\n <\/span>
\n (document.getElementById(
\n <\/span>
\n
\n “hv”
\n <\/span>
\n
\n ).value);
\n
\n verticalvel1=
\n
\n Number
\n <\/span>
\n (document.getElementById(
\n <\/span>
\n
\n “vv”
\n <\/span>
\n
\n ).value);
\n
\n drawall();
\n
\n tid=setInterval(change,100);<\/p>\n


\n return
\n <\/span>
\n
\n false
\n <\/span>
\n ;
\n
\n }
\n
\n
\n function
\n <\/span>
\n distance(x1,y1,x2,y2){
\n
\n
\n
\n return
\n <\/span>
\n
\n Math
\n <\/span>
\n .sqrt((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2));
\n
\n }
\n
\n
\n function
\n <\/span>
\n change(){
\n
\n
\n addx\u00a0=\u00a0horvelocity;
\n
\n verticalvel2\u00a0=\u00a0verticalvel1\u00a0+\u00a0gravity;
\n
\n addy\u00a0=\u00a0(verticalvel1\u00a0+\u00a0verticalvel2)*.5;
\n
\n verticalvel1\u00a0=\u00a0verticalvel2;
\n
\n ball.moveball(addx,addy);
\n
\n
\n if
\n <\/span>
\n (distance(ball.bx,ball.by,aim.bx,aim.by)<
\n
\n =11){
\n
\n
\n score++;
\n
\n document.getElementById(
\n <\/span>
\n
\n “score”
\n <\/span>
\n
\n ).value=score;
\n
\n aim.by=aimy+ballRadius\/2+
\n
\n Math
\n <\/span>
\n .floor(
\n
\n Math
\n <\/span>
\n .random()*aimHeight-ballRadius);
\n
\n clearInterval(tid);
\n
\n ball.bx\u00a0=\u00a0ballx;
\n
\n ball.by=\u00a0bally;
\n
\n }
\n
\n
\n else
\n <\/span>
\n
\n if
\n <\/span>
\n (ball.bx+1
\n <\/span>
\n >=target.rx&&ball.by>target.ry){
\n
\n
\n clearInterval(tid);
\n
\n ball.bx\u00a0=\u00a0ballx;
\n
\n ball.by=\u00a0bally;
\n
\n }
\n
\n
\n else
\n <\/span>
\n
\n if
\n <\/span>
\n (ball.by>=ground.ry)\u00a0{
\n
\n
\n clearInterval(tid);
\n
\n ball.bx\u00a0=\u00a0ballx;
\n
\n ball.by=\u00a0bally;
\n
\n }
\n
\n drawall();
\n
\n }
\n
\n <
\n
\n \/
\n
\n script
\n <\/span>
\n <\/span>
\n >
\n
\n <
\n
\n
\n body
\n <\/span>
\n onLoad=
\n <\/span>
\n
\n “init()”
\n <\/span>
\n >
\n
\n <
\n
\n canvas\u00a0id=
\n <\/span>
\n
\n “canvas”
\n <\/span>
\n
\n width=
\n <\/span>
\n
\n “600”
\n <\/span>
\n
\n height=
\n <\/span>
\n
\n “400”
\n <\/span>
\n >
\n
\n Your\u00a0brower\u00a0doesn
\n
\n ‘t\u00a0support\u00a0canvas.
\n
\n < \/canvas>
\n
\n < form\u00a0onSubmit=”return\u00a0fire();”>
\n
\n Initial\u00a0Horizontal\u00a0Velocity:<input\u00a0type=”number”\u00a0id=”hv”\u00a0\u00a0value=”10″\u00a0\u00a0\u00a0>
\n
\n Initial\u00a0Vertical\u00a0Velocity:<input\u00a0type=”number”\u00a0id=”vv”\u00a0value=”-25″\u00a0\u00a0>
\n
\n < input\u00a0type=”submit”\u00a0value=”fire”\u00a0>
\n
\n < p><h2>Geted\u00a0Scores:<input\u00a0id=”score”\u00a0value=””><\/h2><\/p>
\n
\n < \/form><\/p>\n

< \/body>
\n
\n < \/html>
\n <\/span>
\n <\/span><\/p>\n

\n \u4e0b\u9762\u662f\u6548\u679c\u56fe\uff1a\n <\/p>\n<\/p>\n


\n <\/center>
\n

\n <\/center>
\n

\n <\/center>
\n

\n <\/center>
\n

\n \u8f6c\u81ea\uff1a
\n
\n www.6m5m.com
\n <\/a>
\n <\/center>
\n

\n <\/center>
\n

\n 6m5m\u662f\u4e2d\u56fd\u6700\u597d\u7684\u3001\u6700\u5b89\u5168\u7684\u6e38\u620f\u7d20\u6750\u8d44\u6e90\u5171\u4eab\u4e0e\u4ea4\u6613\u7f51\u7ad9\uff0c\u63d0\u4f9b\u5404\u79cd\u6e38\u620f\u7d20\u6750\u4e0b\u8f7d\uff0c\u6e38\u620f\u7d20\u6750\u4ea4\u6613\uff0c\u6e38\u620f\u6e90\u7801\u4e0b\u8f7d\uff0c3d\u6e38\u620f\u6a21\u578b\uff0c2d\u6e38\u620f\u56fe\u7247\uff0c\u6e38\u620f\u97f3\u6548\uff0c\u539f\u521b\u6e38\u620f\u4f5c\u54c1\u7b49\u6700\u65b0\u7684\u6e38\u620f\u5f00\u53d1\u8d44\u6e90\u3002
\n <\/center>
\n

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