Re: CANVAS ű׿¡ ´ëÇÑ Áú¹®À» ½ÃÀÛÀ¸·Î HTML5 KIG È°µ¿À» ½ÃÀÛÇغ¾´Ï´Ù. ^^

¾È³çÇϼ¼¿ä, ¿ÀÆä¶ó ¼ÒÇÁÆ®¿þ¾î ¹®»óȯÀÔ´Ï´Ù.

drawing bufferÀÇ ¿µÇâµµ ÀÖÁö¸¸ °¡Àå Å« °ÍÀº ÁÂÇ¥ ¹üÀ§ÀÇ º¯È­·Î ´ëºÎºÐÀÇ
»ç¿ë ¿¹´Â ¾îÂ÷ÇÇ full repaint°¡ ÇÊ¿äÇØÁö±â ¶§¹®ÀÔ´Ï´Ù.

¾È ±×·± °æ¿ì¶ó¸é ¿øÇÏ´Â Å©±â·Î »õ ĵ¹ö½º¸¦ ¸¸µé°í º¹»çÇÑ ´ÙÀ½
removeElement·Î ±âÁ¸°ÍÀ» ¾ø¾Ö´Â Æí¹ýÀ» »ç¿ëÇØ¾ß ÇÕ´Ï´Ù. =)

°¨»çÇÕ´Ï´Ù.
¹®»óȯ ¹è»ó


2010-11-17 ¿ÀÈÄ 4:40, ÀÌ¿ø¼® ¾´ ±Û:
> ¾È³çÇϼ¼¿ä. ¹®»óȯ´Ô.
> ´äº¯ °¨»çÇÕ´Ï´Ù~
>
> °á°úÀûÀ¸·Î canvas Å©±â ¼³Á¤¿¡ µû¶ó drawing buffer Å©±â°¡ °áÁ¤µÇ±â ¶§¹®À̶ó´Â °ÍÀΰ¡¿ä??
>
> ¼ö°íÇϼ¼¿ä~
>
> ÀÌ¿ø¼® µå¸².
>
>> -----Original Message-----
>> From: public-html-ig-ko-request@w3.org [mailto:public-html-ig-ko-
>> request@w3.org] On Behalf Of Sangwhan Moon
>> Sent: Wednesday, November 17, 2010 4:09 PM
>> To: public-html-ig-ko@w3.org
>> Subject: Re: CANVAS ű׿¡ ´ëÇÑ Áú¹®À» ½ÃÀÛÀ¸·Î HTML5 KIG È°µ¿À» ½ÃÀÛÇغ¾´Ï´Ù. ^^
>>
>>
>> ¾È³çÇϼ¼¿ä, ¿ÀÆä¶ó ¼ÒÇÁÆ®¿þ¾î ¹®»óȯÀÔ´Ï´Ù.
>>
>> HTML5 Working Draft 4.8.11 ÀýÀÇ Çϱâ Ç×:
>>
>> // Àοë
>>
>> When the canvas element is created, and subsequently ***whenever the width
>> and height attributes are set (whether to a new value or to the previous
>> value), the bitmap and any associated contexts must be cleared back to
>> their initial state and reinitialized with the newly specified coordinate
>> space dimensions.***
>>
>> When the canvas is initialized, its bitmap must be cleared to transparent
>> black.
>>
>> // ÀÎ¿ë ³¡
>>
>> ¿¡ ¸í½ÃµÇ¾î ÀÖ½À´Ï´Ù.
>>
>> ±¸ÇöÀÇ ¹é±×¶ó¿îµå´Â ½ºÆåÀÌ Á¸ÀçÇϱâ ÀÌÀü¿¡ ¾Æ·¡ Å×½ºÆ® ÄÉÀ̽º Áß 17, 18, 19¹ø ·ÎºÎÅÍ ½ÃÀÛ
>> µÇ¾ú½À´Ï´Ù.
>>
>> http://hixie.ch/tests/adhoc/html/canvas/

>>
>> º¸½Ã¸é ¾Æ½Ã°ÚÁö¸¸ 4³âÀÌ ³ÑÀº test µéÀÔ´Ï´Ù. »ç°ßÀÌÁö¸¸, HTML5 ¿¡µðÅÍ¿Í µ¿ÀÏÀÎÀÌ ÀÛ¼ºÇÑ
>> Å×½ºÆ®À̱⠶§¹®¿¡ ±×¿¡ ´ëÇÑ °ßÇØ°¡ ¿¬ÀåµÇ¾ú´Ù°í »ý°¢µË´Ï´Ù.
>>
>> ÀÌ ºÎºÐ¿¡ ´ëÇؼ­ WebGL¿¡¼­ backbuffer°¡ ¾Æ´Ñ Àüü contextÀÇ ÃʱâÈ­°¡ ÀϾ´Â°ÍÀ¸·Î ÇØ
>> ¼®µÇ¾î¼­ Àá½Ã ³í¶õÀÌ ÀÖ¾úÀ¸³ª, Çϱâ¿Í °°ÀÌ Á¤¸®°¡ µÇ¾ú½À´Ï´Ù.
>>
>> The drawing buffer into which the API calls are rendered shall be defined
>> upon creation of the WebGLRenderingContext object. ***The size of this
>> drawing buffer shall be determined by the width and height attributes of
>> the HTMLCanvasElement. Changing either of these attributes shall cause the
>> drawing buffer to resize and its contents to be cleared to (0,0,0,0).***
>>
>> ´äº¯ÀÌ µÇ¾úÀ¸¸é ÁÁ°Ú½À´Ï´Ù.
>>
>> °¨»çÇÕ´Ï´Ù.
>> ¹®»óȯ ¹è»ó
>>
>>
>> 2010/11/17, 10:37 AM, Min Tae Kim ÀÛ¼º:
>>
>>> ¾È³çÇϼ¼¿ä.
>>>
>>> À̹ÌÁöŬ¸¯ ±è¹ÎÅÂÀÔ´Ï´Ù.
>>>
>>>
>>> Canvas·Î °³¹ßÀ» ÇÏ´Ù°¡ ¹®µæ Àǹ®ÀÌ »ý°Ü¼­ ÀÌ·¸°Ô Áú¹®µå·Áº¾´Ï´Ù.
>>>
>>> [Áú¹®]
>>>
>>> Canvas ű״ width ¶Ç´Â height °¡ ¼³Á¤µÇ¸é (°ªÀÇ º¯°æ À¯¹«¿Í »ó°ü¾øÀÌ) canvas ÀÚü
>> °¡ ¸®¼ÂµË´Ï´Ù.
>>> Áï ±×·ÁÁø À̹ÌÁö°¡ ¸ðµÎ Áö¿öÁö°í °¢Á¾ styleµµ ¸®¼ÂµË´Ï´Ù.
>>> ¸í½ÃÀûÀÎ API ·Î reset À» ±¸ÇöÇÏÁö ¾Ê°í ÀÌ·¸°Ô ÇÏ´Â ÀÌÀ¯´Â ¹«¾ùÀϱî¿ä?
>>>
>>>
>>> [¹è°æ]
>>>
>>> HTML5¿¡¼­ »õ·Î Ãß°¡µÈ ű×ÀÎ Canvas ´Â ¸¹Àº API ¸¦ ÇÔ²² Á¦°øÇÏ°í ÀÖ½À´Ï´Ù.
>>> 2D ÀÛ¾÷À» ÇϱâÀ§Çؼ­ ³ª¸§ ÃæºÐÇÑ API ¸¦ Á¦°øÇÏ°í Àִµ¥¿ä À¯µ¶ ÀÌÇØÇϱâ Èûµç
>>> ÇüŸ¦ Çϳª ¹ß°ßÇß½À´Ï´Ù.
>>>
>>> Canvas ÀÚüÀÇ width ¶Ç´Â height °¡ ¼³Á¤µÇ¸é Canvas°¡ Reset µÇ´Â ¹æ½ÄÀÌ ±×°ÍÀÔ´Ï´Ù.
>>> ¿©±â¼­ ÇÙ½ÉÀº ½ÇÁ¦·Î Canvas ÀÇ width³ª height °¡ º¯ÇÏÁö ¾Ê¾Æµµ ´ÜÁö °°Àº Å©±â·Î
>>> ¼³Á¤¸¸ µÈ´ÙÇصµ Reset µÇ´Â ¹æ½ÄÀ̶ó´Â °ÍÀÌÁÒ.
>>>
>>> Canvas.reset() °°Àº API ¸¦ Á¦°øÇØÁÖ¸é ´õ ¸í½ÃÀûÀÌ°í ÁÁÀ» °Í °°Àºµ¥ °³¹ß Äڵ嵵 Á»
>>> ½ß¶×¸Â¾ÆÁö°í º°·Î ÈǸ¢ÇÑ ÄÁ¼ÁÀÎ °Í °°Áö´Â ¾Ê¾Æ¼­ ¸»ÀÌÁÒ.  Ȥ½Ã ¿Ö ÀÌ·± ¸ÞÄ¿´ÏÁòÀ» äÅÃ
>>> Çß´ÂÁö ¾Æ½Ã´Â ºÐÀÌ ÀÖÀ¸½Ã¸é ÁÁ°Ú½À´Ï´Ù.
>>>
>>> ±×¸®°í ¹«¾ùº¸´Ù ´ÜÁö ¹æ½ÄÀÇ ¹®Á¦°¡ ¾Æ´Ñ canvas ÀÇ »çÀÌÁî°¡ º¯Çϸé reset ÀÌ µÇ±â ¶§¹®¿¡
>>> ¸¸¾à °íÁ¤Å©±â Canvas¸¦ »ç¿ëÇÏÁö ¾Ê´Â´Ù¸é ºê·¯¿ìÀúÀÇ Å©±â°¡ º¯Çϸé Ç×»ó ÇöÀç »óÅÂÀÇ
>>> Canvas ¸¦ À¯ÁöÇϱâ À§Çؼ­ ´Ù½Ã±×·Á¾ßÇÏ´Â ºÎ´ã°¨ÀÌ ÀÖ½À´Ï´Ù.
>>>
>>> ±×·Á¾ßÇÏ´Â À̹ÌÁö°¡ º¹ÀâÇÒ °æ¿ì ÀÌ´Â ´õ¿í Å« ºÎ´ãÀÌ µÉ °Í °°½À´Ï´Ù. ¸¸¾à ÀÌ·¸°Ô reset
>>> µÇÁö ¾Ê´Â´Ù¸é ¸®»çÀÌÁî·Î ÀÎÇؼ­ ºó °ø°£¸¸ ´Ù½Ã ±×¸®¸é µÉÅÙµ¥ ÇöÀçÀÇ canvas ±¸Á¶»ó
>>> resize À̺¥Æ®¿¡ Àüü¸¦ ´Ù½Ã ±×¸®·Á¾ßÇÕ´Ï´Ù.
>>>
>>>
>>>
>>>
>>> ¿ì¼± Àú´Â ÀÌ Áú¹®À¸·Î ½ÃÀÛÇغ¾´Ï´Ù.^^
>>>
>>> ±è¹ÎÅ µå¸².
>>>
>>>
>>> ps : ¸ÞÀÏ Çü½ÄÀº SK Telecom ±èµµ¿Ï´ÔÀÇ ¾ç½ÄÀ» È°¿ëÇغýÀ´Ï´Ù. ^^
>>>
>>>
>>> # Kim Min Tae
>>> --------------------------------------
>>> Imageclick co.,Ltd
>>> http:// www.imageclick.com
>>> ibare77@gmail.com
>>> http://www.ibare.kr

>>> http://twitter/ibare

>>> Mobile: 010.8555.3198
>>>
>> --
>> Sangwhan Moon <smoon@opera.com>, Opera Software ASA
>> Skype: innodb1 | Mobile: +372-5971-6147
>>
>


-- 
Best regards,
Sangwhan

Received on Monday, 22 November 2010 07:37:13 UTC