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HTML5 Mobile Development Road (10)--online artboard

Source: Internet
Author: User
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This paper is the official HTML5 training course for Brother Lian it educational institution, the main introduction: HTML5 Mobile Development Road (10)--online artboard

In this article we use HTML5 to implement an online artboard, played you draw my guess friend today can also do a simple you draw I guess the game, the effect as shown:

The process is straightforward on the code:

[HTML]View PlainCopyprint?
  2. <! DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 transitional//en" "Http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">
  8. <meta http-equiv= "Content-type" content= "text/html; Charset=utf-8 "/>
  10. <title> large bowl of dry-mix online artboards </title>
  12. <script src= "Http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js" ></script>
  14. <style type= "Text/css" >
  16. #php100 {border:1px solid #ccc;}
  18. </style>
  22. <body>
  24. <canvas id= "php100" width= "height=" ></canvas>
  28. <script type= "Text/javascript" >
  30. var canvas = document.getElementById (' php100 ');
  32. var P100=canvas.getcontext ("2d");
  34. P100.linewidth=5
  36. P100.strokestyle= "Red";
  40. var paint=0;
  44. $ ("#php100"). MouseDown (function (e) {
  48. var mousex = E.pagex-this.offsetleft;
  50. var mousey = e.pagey-this.offsettop;
  54. Paint=1;
  56. P100.moveto (Mousex,mousey); Start position
  60. });
  64. $ ("#php100"). MouseUp (function (e) {
  66. paint=0;
  68. });
  72. $ ("#php100"). MouseMove (function (e) {
  74. var mousex = E.pagex-this.offsetleft;
  76. var mousey = e.pagey-this.offsettop;
  80. if (paint) {
  82. P100.lineto (Mousex,mousey); Terminating position
  84. P100.stroke (); End graphic
  86. }
  90. });
  94. </script>
  96. </body>

Interested friends can expand, add a few buttons to change the color of the artboard or other fun features.

HTML5 Mobile Development Road (10)--online artboard

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

Related Keywords:
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