MID ÇÁ·ÎÇÊ

javax.microedition.lcdui.game
Class Layer

java.lang.Object
  |
  +--javax.microedition.lcdui.game.Layer
Direct Known Subclasses:
Sprite, TiledLayer

public abstract class Layer
extends Object

Layer´Â °ÔÀÓÀÇ ½Ã°¢Àû ¿ä¼Ò¸¦ ³ªÅ¸³»´Â Ãß»ó Ŭ·¡½ºÀÔ´Ï´Ù. °¢ Layer´Â À§Ä¡(Ç¥½ÃµÇ´Â ¹üÀ§ ³»ÀÇ ¿ÞÂÊ À§ ¸ð¼­¸®¸¦ Áß½ÉÀ¸·Î), ³Êºñ, ³ôÀ̸¦ Æ÷ÇÔÇϸç LayerÀÇ Ç¥½Ã ¿©ºÎ¸¦ ¼±ÅÃÇÒ ¼ö ÀÖ½À´Ï´Ù. Layer ¼­ºê Ŭ·¡½º´Â ·»´õ¸µµÉ ¼ö ÀÖµµ·Ï paint(Graphics) ¸Þ¼Òµå¸¦ ±¸ÇöÇØ¾ß ÇÕ´Ï´Ù.

LayerÀÇ À§Ä¡(x,y)´Â Ç×»ó LayerÀÇ paint() ¸Þ¼Òµå¿¡ Àü´ÞµÈ Graphics °´Ã¼ÀÇ ÁÂÇ¥°è¿Í ¿¬°üµÇ¾î ÇØ¼®µË´Ï´Ù. ÀÌ ÁÂÇ¥°è´Â painterÀÇ ÁÂÇ¥°è·Î ºÒ¸³´Ï´Ù. LayerÀÇ Ã³À½ À§Ä¡´Â (0,0)ÀÔ´Ï´Ù.

Since:
MIDP 2.0

Method Summary
 int getHeight()
          ÀÌ °èÃþÀÇ ÇöÀç ³ôÀÌ(Çȼ¿ ´ÜÀ§)¸¦ °¡Á®¿É´Ï´Ù.
 int getWidth()
          ÀÌ °èÃþÀÇ ÇöÀç ³Êºñ(Çȼ¿ ´ÜÀ§)¸¦ °¡Á®¿É´Ï´Ù.
 int getX()
          painterÀÇ ÁÂÇ¥°è¿¡¼­ ÀÌ Layer ¿ÞÂÊ À§ ¸ð¼­¸®ÀÇ ¼öÆò À§Ä¡¸¦ °¡Á®¿É´Ï´Ù.
 int getY()
          painterÀÇ ÁÂÇ¥°è¿¡¼­ ÀÌ Layer ¿ÞÂÊ À§ ¸ð¼­¸®ÀÇ ¼öÁ÷ À§Ä¡¸¦ °¡Á®¿É´Ï´Ù.
 boolean isVisible()
          ÀÌ LayerÀÇ Ç¥½Ã ¿©ºÎ¸¦ °¡Á®¿É´Ï´Ù.
 void move(int dx, int dy)
          ÁöÁ¤ÇÑ ¼öÆò ¹× ¼öÁ÷ °Å¸®¸¦ ±âÁØÀ¸·Î ÀÌ Layer¸¦ À̵¿ÇÕ´Ï´Ù.
abstract  void paint(Graphics g)
          Layer°¡ Ç¥½ÃµÇ¸é ÀÌ Layer¸¦ ±×¸³´Ï´Ù.
 void setPosition(int x, int y)
          ¿ÞÂÊ À§ ¸ð¼­¸®°¡ painter ÁÂÇ¥°èÀÇ (x,y)¿¡ À§Ä¡Çϵµ·Ï LayerÀÇ À§Ä¡¸¦ ¼³Á¤ÇÕ´Ï´Ù.
 void setVisible(boolean visible)
          LayerÀÇ Ç¥½Ã ¿©ºÎ¸¦ ¼³Á¤ÇÕ´Ï´Ù.
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Method Detail

setPosition

public void setPosition(int x,
                        int y)
¿ÞÂÊ À§ ¸ð¼­¸®°¡ painter ÁÂÇ¥°èÀÇ (x,y)¿¡ À§Ä¡Çϵµ·Ï LayerÀÇ À§Ä¡¸¦ ¼³Á¤ÇÕ´Ï´Ù. Layer´Â ±âº»ÀûÀ¸·Î (0,0)¿¡ À§Ä¡ÇÕ´Ï´Ù.

Parameters:
x - ¼öÆò À§Ä¡
y - ¼öÁ÷ À§Ä¡
See Also:
move(int, int), getX(), getY()

move

public void move(int dx,
                 int dy)
ÁöÁ¤ÇÑ ¼öÆò ¹× ¼öÁ÷ °Å¸®¸¦ ±âÁØÀ¸·Î ÀÌ Layer¸¦ À̵¿ÇÕ´Ï´Ù.
Àü´ÞµÈ ¸Å°³ º¯¼ö·Î ÀÎÇØ LayerÀÇ ÁÂÇ¥°¡ Integer.MAX_VALUE³ª Integer.MIN_VALUE¸¦ ÃʰúÇÏ´Â °æ¿ì Layer ÁÂÇ¥´Â ·¡Çο¡ Á¾¼ÓµË´Ï´Ù.

Parameters:
dx - °¡·Î ÃàÀ» µû¶ó À̵¿ÇÒ °Å¸®(¿À¸¥ÂÊÀº ¾ç¼ö, ¿ÞÂÊÀº À½¼ö)
dy - ¼¼·Î ÃàÀ» µû¶ó À̵¿ÇÒ °Å¸®(¾ç¼ö´Â ¾Æ·¡, À½¼ö´Â À§)
See Also:
setPosition(int, int), getX(), getY()

getX

public final int getX()
painterÀÇ ÁÂÇ¥°è¿¡¼­ ÀÌ Layer ¿ÞÂÊ À§ ¸ð¼­¸®ÀÇ ¼öÆò À§Ä¡¸¦ °¡Á®¿É´Ï´Ù.

Returns:
LayerÀÇ ¼öÆò À§Ä¡
See Also:
getY(), setPosition(int, int), move(int, int)

getY

public final int getY()
painterÀÇ ÁÂÇ¥°è¿¡¼­ ÀÌ Layer ¿ÞÂÊ À§ ¸ð¼­¸®ÀÇ ¼öÁ÷ À§Ä¡¸¦ °¡Á®¿É´Ï´Ù.

Returns:
LayerÀÇ ¼öÁ÷ À§Ä¡
See Also:
getX(), setPosition(int, int), move(int, int)

getWidth

public final int getWidth()
ÀÌ °èÃþÀÇ ÇöÀç ³Êºñ(Çȼ¿ ´ÜÀ§)¸¦ °¡Á®¿É´Ï´Ù.

Returns:
³Êºñ(Çȼ¿ ´ÜÀ§)
See Also:
getHeight()

getHeight

public final int getHeight()
ÀÌ °èÃþÀÇ ÇöÀç ³ôÀÌ(Çȼ¿ ´ÜÀ§)¸¦ °¡Á®¿É´Ï´Ù.

Returns:
³ôÀÌ(Çȼ¿ ´ÜÀ§)
See Also:
getWidth()

setVisible

public void setVisible(boolean visible)
LayerÀÇ Ç¥½Ã ¿©ºÎ¸¦ ¼³Á¤ÇÕ´Ï´Ù. paint(Graphics) ¸Þ¼Òµå°¡ È£ÃâµÇ¸é Ç¥½ÃÇÒ ¼ö ÀÖ´Â Layer°¡ ·»´õ¸µµÇ°í Ç¥½ÃµÇÁö ¾Ê´Â Layer´Â ·»´õ¸µµÇÁö ¾Ê½À´Ï´Ù.

Parameters:
visible - Layer¸¦ Ç¥½ÃÇÏ·Á¸é true, Ç¥½ÃÇÏÁö ¾ÊÀ¸·Á¸é false
See Also:
isVisible()

isVisible

public final boolean isVisible()
ÀÌ LayerÀÇ Ç¥½Ã ¿©ºÎ¸¦ °¡Á®¿É´Ï´Ù.

Returns:
Layer°¡ Ç¥½ÃµÇ¸é true, Ç¥½ÃµÇÁö ¾ÊÀ¸¸é false
See Also:
setVisible(boolean)

paint

public abstract void paint(Graphics g)
Layer°¡ Ç¥½ÃµÇ¸é ÀÌ Layer¸¦ ±×¸³´Ï´Ù. LayerÀÇ ¿ÞÂÊ À§ ¸ð¼­¸®´Â Á¦°øµÈ Graphics °´Ã¼ÀÇ ¿øÁ¡¿¡ ´ëÇÏ¿© ÇöÀçÀÇ (x,y) À§Ä¡¿¡ ·»´õ¸µµË´Ï´Ù. ÀÀ¿ë ÇÁ·Î±×·¥Àº Graphics ÀÚ¸£±â ¹× º¯È¯À» ÀÌ¿ëÇÏ¿© Layer°¡ ·»´õ¸µµÇ´Â À§Ä¡¸¦ Á¦¾îÇÏ°í ·»´õ¸µµÇ´Â ¿µ¿ªÀ» Á¦ÇÑÇÒ ¼ö ÀÖ½À´Ï´Ù.

ÀÌ ¸Þ¼Òµå´Â ±¸Çö ½Ã LayerÀÇ Ç¥½Ã ¿©ºÎ¸¦ È®ÀÎÇÕ´Ï´Ù. Layer°¡ Ç¥½ÃµÇÁö ¾ÊÀ¸¸é ÀÌ ¸Þ¼Òµå´Â ¾î¶² ÀÛ¾÷µµ ¼öÇàÇÏÁö ¾Ê½À´Ï´Ù.

Graphics °´Ã¼(Ŭ¸³ ¿µ¿ª, º¯È¯, ±×¸®±â »ö µî)ÀÇ ¼Ó¼ºÀº ÀÌ ¸Þ¼Òµå¸¦ È£ÃâÇÏ¿© ¼öÁ¤µÇÁö ¾Ê½À´Ï´Ù.

Parameters:
g - Layer¸¦ ·»´õ¸µÇϱâ À§ÇÑ ±×·¡ÇÈ °´Ã¼
Throws:
NullPointerException - g°¡ nullÀÎ °æ¿ì

MID ÇÁ·ÎÇÊ

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