import?java.util.Random;

import?javax.microedition.lcdui.Font;
import?javax.microedition.lcdui.Graphics;
import?javax.microedition.lcdui.game.GameCanvas;

/**
?*?追逐游戲
?*?
?*?@author?kf156（亞日）
?*?
?*/
public?class?ChevyCanvas?extends?GameCanvas?implements?Runnable?{
	public?final?static?int?KEY_SOFT1?=?-6;?//?功能鍵?左?1

	public?final?static?int?KEY_SOFT2?=?-7;?//?功能鍵?右?2

	public?final?static?int?KEY_SOFT3?=?-5;

	public?final?static?int?KEY_LEFT?=?-3;

	public?final?static?int?KEY_RIGHT?=?-4;

	public?final?static?int?KEY_UP?=?-1;

	public?final?static?int?KEY_DOWN?=?-2;

	private?Thread?thread;

	public?int?circleX?circleY;//?圓的XY坐標

	private?int?diameter?=?10;//?小球直徑

	private?int?radii?=?diameter?>>?1;//?小球半徑

	private?int?eyeshot?=?100;//?敵人視野半徑

	public?int?rectX?rectY;//?方塊XY坐標

	public?int?rectW?=?10?rectH?=?10;//?方塊WH

	public?int?foodX?foodY;//?食物XY坐標

	public?int?foodDiameter?=?10;//?食物直徑

	public?int?foodRadii?=?foodDiameter?>>?1;//?食物半徑

	public?int?speed?speed1;//?移動速度

	public?boolean?eatFood;//?吃到食物

	public?int?time;//?線程控制時間

	public?boolean?running;//?是否循環

	public?int?width?height;//?屏幕寬高

	private?byte?n;//?隨機運動計數器

	private?int?effectiveTime;//?變大有效時間

	private?int?nFood;//?食物閃爍計數器

	private?int?m;//?方形運動方向

	private?int?state;//?游戲狀態

	private?final?byte?PLAY?=?0;//?游戲

	private?final?byte?LOSE?=?1;//?輸

	private?final?byte?WIN?=?2;//?贏

	private?Font?font;

	int[]?key?=?new?int[4];

	public?Random?r?=?new?Random（）;//?隨機

	public?ChevyCanvas（）?{
		super（true）;
		setFullScreenMode（true）;
		init（）;
		StartThread（）;
	}

	private?void?init（）?{
		running?=?true;
		eatFood?=?false;
		width?=?getWidth（）;
		height?=?getHeight（）;
		time?=?75;
		circleX?=?0;
		circleY?=?0;
		rectX?=?100;
		rectY?=?100;
		speed?=?4;
		speed1?=?2;
		n?=?0;
		effectiveTime?=?60;
		foodX?=?120;
		foodY?=?120;
		nFood?=?0;
		state?=?PLAY;
		font?=?Font.getFont（Font.FACE_MONOSPACE?Font.style_PLAIN
				Font.SIZE_LARGE）;
	}

	public?void?input（）?{
		key[0]?=?key[2];
		key[1]?=?key[3];
		key[2]?=?0;

	}

	private?void?update（）?{

		if?（state?!=?PLAY?&&?key[0]?==?KEY_SOFT1）//?左軟鍵游戲重開
			init（）;
		else?if?（key[0]?==?KEY_SOFT2）//?右軟鍵退出
			ChevyMidlet.quitApp（）;

		if?（state?==?PLAY）?{//?游戲中

			switch?（getKeyStates（））?{//?游戲按鍵判斷
			case?UP_PRESSED:
				circleY?-=?speed;
				break;

			case?DOWN_PRESSED:
				circleY?+=?speed;
				break;

			case?LEFT_PRESSED:
				circleX?-=?speed;
				break;

			case?RIGHT_PRESSED:
				circleX?+=?speed;
				break;
			}

			//?邊界判斷
			if?（circleX?				circleX?=?0;
			else?if?（circleX?>?width?-?diameter）
				circleX?=?width?-?diameter;

			if?（circleY?				circleY?=?0;
			else?if?（circleY?>?height?-?diameter）
				circleY?=?height?-?diameter;

			think（）;//?敵人思考
			food（）;//?食物
			state?=?gameState（）;
		}
	}

	/**
	?*?食物的判斷
	?*?
	?*/
	private?void?food（）?{

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????541??2009-08-17?23:48??追逐游戲\ChevyGame\.project

?????文件????????259??2009-08-15?00:07??追逐游戲\ChevyGame\.eclipseme

?????文件????????242??2009-08-15?00:07??追逐游戲\ChevyGame\.classpath

?????文件????????183??2009-08-15?00:07??追逐游戲\ChevyGame\AI.jad

?????文件???????8223??2009-08-17?23:49??追逐游戲\ChevyGame\verified\classes\ChevyCanvas.class

?????文件????????993??2009-08-17?23:49??追逐游戲\ChevyGame\verified\classes\ChevyMidlet.class

?????文件????????166??2009-08-15?00:07??追逐游戲\ChevyGame\.settings\org.eclipse.jdt.core.prefs

?????文件??????10381??2009-08-17?23:49??追逐游戲\ChevyGame\src\ChevyCanvas.java

?????文件????????632??2009-08-17?23:49??追逐游戲\ChevyGame\src\ChevyMidlet.java

?????文件???????7489??2009-08-17?23:49??追逐游戲\ChevyGame\res\ChevyCanvas.class

?????文件????????973??2009-08-17?23:49??追逐游戲\ChevyGame\res\ChevyMidlet.class

?????文件??????15992??2009-08-17?23:49??追逐游戲\ChevyGame.png

?????目錄??????????0??2009-08-17?23:49??追逐游戲\ChevyGame\verified\libs

?????目錄??????????0??2009-08-17?23:49??追逐游戲\ChevyGame\verified\classes

?????目錄??????????0??2009-08-17?23:49??追逐游戲\ChevyGame\verified

?????目錄??????????0??2009-08-17?23:49??追逐游戲\ChevyGame\.settings

?????目錄??????????0??2009-08-17?23:49??追逐游戲\ChevyGame\src

?????目錄??????????0??2009-08-17?23:49??追逐游戲\ChevyGame\res

?????目錄??????????0??2009-08-17?23:49??追逐游戲\ChevyGame

?????目錄??????????0??2008-10-25?22:45??追逐游戲

-----------?---------??----------?-----??----

????????????????46074????????????????????20