kuma.java

随着手机的日益普及、Java功能在移动设备上的实现

/*
 * Kuma.java
 *
 * Copyright 2000 JJKING Software, Junichi Ito <[e-mail]>
 * Permission to use, copy, modify, and distribute this software and its
 * documentation without fee for NON-COMMERCIAL is free.
 */
 
import com.sun.kjava.Bitmap;
import com.sun.kjava.Graphics;

/**
 * This class represents a animation character "Kuma". 
 */
public class Kuma extends AnimChar
{
	/**
	 * The bitmap patterns.
	 */
	static final short[][] pattern = {
		{	// kuma_f1
			  (short)0x0010, (short)0x0018, (short)0x0002, (short)0x0000
			, (short)0x0101, (short)0x0000, (short)0x0000, (short)0x0000
			, (short)0x0000, (short)0x1c1c, (short)0x2222, (short)0x47e2
			, (short)0x4c1a, (short)0x5004, (short)0x2002, (short)0x4662
			, (short)0x4662, (short)0x4002, (short)0x4182, (short)0x2392
			, (short)0x16e4, (short)0x1008, (short)0x0c1c, (short)0x33e2
			, (short)0x4001, (short)0x980d, (short)0xe80b, (short)0x0808
			, (short)0x1004, (short)0x33e6, (short)0x2412, (short)0x380e
		}
		,{	// kuma_walk_l1
			  (short)0x0010, (short)0x0018, (short)0x0002, (short)0x0000
			, (short)0x0101, (short)0x0000, (short)0x0000, (short)0x0000
			, (short)0x0000, (short)0x0038, (short)0x1844, (short)0x27c4
			, (short)0x2c34, (short)0x300c, (short)0x2002, (short)0x4cc2
			, (short)0x4cc2, (short)0x4002, (short)0x4302, (short)0x2722
			, (short)0x1dc4, (short)0x1008, (short)0x0c1c, (short)0x33e2
			, (short)0x4001, (short)0x980d, (short)0xe80b, (short)0x0808
			, (short)0x0b08, (short)0x1e38, (short)0x20c4, (short)0x3f3c
		}
		,{	// kuma_walk_l2
			  (short)0x0010, (short)0x0018, (short)0x0002, (short)0x0000
			, (short)0x0101, (short)0x0000, (short)0x0000, (short)0x0000
			, (short)0x0000, (short)0x0038, (short)0x1844, (short)0x27c4
			, (short)0x2c34, (short)0x300c, (short)0x2002, (short)0x4cc2
			, (short)0x4cc2, (short)0x4002, (short)0x4302, (short)0x2722
			, (short)0x1dc4, (short)0x1008, (short)0x0c18, (short)0x13e4
			, (short)0x1004, (short)0x18e4, (short)0x0908, (short)0x09fc
			, (short)0x1004, (short)0x33e6, (short)0x2412, (short)0x380e
		}
		,{	// kuma_walk_r1
			  (short)0x0010, (short)0x0018, (short)0x0002, (short)0x0000
			, (short)0x0101, (short)0x0000, (short)0x0000, (short)0x0000
			, (short)0x0000, (short)0x1c00, (short)0x2218, (short)0x23e4
			, (short)0x2c34, (short)0x300c, (short)0x4004, (short)0x4332
			, (short)0x4332, (short)0x4002, (short)0x4062, (short)0x44e4
			, (short)0x23b8, (short)0x1008, (short)0x3830, (short)0x47cc
			, (short)0x8002, (short)0xb019, (short)0xd017, (short)0x1010
			, (short)0x10d0, (short)0x1c78, (short)0x2304, (short)0x3cfc
		}
		,{	// kuma_walk_r2
			  (short)0x0010, (short)0x0018, (short)0x0002, (short)0x0000
			, (short)0x0101, (short)0x0000, (short)0x0000, (short)0x0000
			, (short)0x0000, (short)0x1c00, (short)0x2218, (short)0x23e4
			, (short)0x2c34, (short)0x300c, (short)0x4004, (short)0x4332
			, (short)0x4332, (short)0x4002, (short)0x4062, (short)0x44e4
			, (short)0x23b8, (short)0x1008, (short)0x1830, (short)0x27c8
			, (short)0x2008, (short)0x2718, (short)0x1090, (short)0x3f90
			, (short)0x2008, (short)0x67cc, (short)0x4824, (short)0x701c
		}
		,{	// kuma eat 1
			  (short)0x0010, (short)0x0018, (short)0x0002, (short)0x0000
			, (short)0x0101, (short)0x0000, (short)0x0000, (short)0x0000
			, (short)0x0000, (short)0x1c1c, (short)0x2222, (short)0x47e2
			, (short)0x4c1a, (short)0x5004, (short)0x2002, (short)0x4662
			, (short)0x4662, (short)0x4002, (short)0x4182, (short)0x2392
			, (short)0x16e4, (short)0x1bf8, (short)0x310e, (short)0x5ad9
			, (short)0x4491, (short)0x3bee, (short)0x0808, (short)0x0808
			, (short)0x1004, (short)0x33e6, (short)0x2412, (short)0x380e
		}
		,{	// kuma eat 2
			  (short)0x0010, (short)0x0018, (short)0x0002, (short)0x0000
			, (short)0x0101, (short)0x0000, (short)0x0000, (short)0x0000
			, (short)0x0000, (short)0x1c1c, (short)0x2222, (short)0x47e2
			, (short)0x4c1a, (short)0x5004, (short)0x2002, (short)0x4662
			, (short)0x4662, (short)0x4002, (short)0x4392, (short)0x26e2
			, (short)0x1bfc, (short)0x310e, (short)0x5ad9, (short)0x4491
			, (short)0x3bee, (short)0x0808, (short)0x0808, (short)0x0808
			, (short)0x1004, (short)0x33e6, (short)0x2412, (short)0x380e
 		}
		,{	// kuma eat 3
			  (short)0x0010, (short)0x0018, (short)0x0002, (short)0x0000
			, (short)0x0101, (short)0x0000, (short)0x0000, (short)0x0000
			, (short)0x0000, (short)0x1c1c, (short)0x2222, (short)0x47e2
			, (short)0x4c1a, (short)0x5004, (short)0x2002, (short)0x4662
			, (short)0x4662, (short)0x4002, (short)0x4182, (short)0x3b92
			, (short)0x46e7, (short)0xb5fc, (short)0xa403, (short)0x8404
			, (short)0x7b0f, (short)0x5292, (short)0x393c, (short)0x0fd4
			, (short)0x1004, (short)0x33e6, (short)0x2412, (short)0x380e
		}
		,{	// kuma eat 4
			  (short)0x0010, (short)0x0018, (short)0x0002, (short)0x0000
			, (short)0x0101, (short)0x0000, (short)0x0000, (short)0x0000
			, (short)0x0000, (short)0x1c1c, (short)0x2222, (short)0x47e2
			, (short)0x4c1a, (short)0x5004, (short)0x2002, (short)0x4662
			, (short)0x4662, (short)0x4002, (short)0x3b92, (short)0x46e7
			, (short)0xb5fc, (short)0xa403, (short)0x8404, (short)0x7b0f
			, (short)0x5292, (short)0x393c, (short)0x0fd4, (short)0x0808
			, (short)0x1004, (short)0x33e6, (short)0x2412, (short)0x380e
		}
		,{	// kuma groggy 1
			  (short)0x0010, (short)0x0018, (short)0x0002, (short)0x0000
			, (short)0x0101, (short)0x0000, (short)0x0000, (short)0x0000
			, (short)0x0000, (short)0x3838, (short)0x4444, (short)0x8fc4
			, (short)0x9834, (short)0xa008, (short)0x5c74, (short)0xa28c
			, (short)0xaaac, (short)0x9864, (short)0x8304, (short)0x4724
			, (short)0x2dc8, (short)0x2010, (short)0x1838, (short)0x27c6
			, (short)0x4001, (short)0x901e, (short)0xb010, (short)0xd018
			, (short)0x1004, (short)0x23f2, (short)0x240e, (short)0x3800
 		}
		,{	// kuma groggy 2
 			  (short)0x0010, (short)0x0018, (short)0x0002, (short)0x0000
			, (short)0x0101, (short)0x0000, (short)0x0000, (short)0x0000
			, (short)0x0000, (short)0x0e0e, (short)0x1111, (short)0x23f1
			, (short)0x260d, (short)0x2802, (short)0x130d, (short)0x2aab
			, (short)0x28a3, (short)0x271d, (short)0x20c1, (short)0x11c9
			, (short)0x0b72, (short)0x0804, (short)0x1e0c, (short)0x61f2
			, (short)0x8002, (short)0x7809, (short)0x080d, (short)0x180b
			, (short)0x2008, (short)0x4fc4, (short)0x7024, (short)0x001c
		}
		,{	// kuma groggy 3
			  (short)0x0018, (short)0x0010, (short)0x0004, (short)0x0000
			, (short)0x0101, (short)0x0000, (short)0x0000, (short)0x0000
			, (short)0x0000, (short)0x0000, (short)0x0e00, (short)0x0000
			, (short)0x1100, (short)0x0000, (short)0x17e0, (short)0x0000
			, (short)0x1819, (short)0x8000, (short)0x11c6, (short)0x7e00
			, (short)0x6222, (short)0x2300, (short)0xa2a2, (short)0xa100
			, (short)0xa18a, (short)0xa500, (short)0xa6ca, (short)0x4500
			, (short)0x68f2, (short)0x0200, (short)0x2a44, (short)0xc300
			, (short)0x36c5, (short)0x4500, (short)0x1804, (short)0x4500
			, (short)0x061c, (short)0xf100, (short)0x01f7, (short)0x9e00
 		}
		,{	// kuma groggy 4
 			  (short)0x0018, (short)0x0010, (short)0x0004, (short)0x0000
			, (short)0x0101, (short)0x0000, (short)0x0000, (short)0x0000
			, (short)0x0000, (short)0x0000, (short)0x0e00, (short)0x0000
			, (short)0x1100, (short)0x0000, (short)0x17e0, (short)0x0000
			, (short)0x18d9, (short)0x8000, (short)0x12a6, (short)0x7e00
			, (short)0x6222, (short)0x2300, (short)0xa1c2, (short)0xa100
			, (short)0xa30a, (short)0xa500, (short)0xaaca, (short)0x4500
			, (short)0x68f2, (short)0x0200, (short)0x2744, (short)0xc300
			, (short)0x20c5, (short)0x4500, (short)0x1804, (short)0x4500
			, (short)0x061c, (short)0xf100, (short)0x01f7, (short)0x9e00
		}
	};

	/**
	 * Kuma bitmaps.
	 */
	static Bitmap[] kumaBitmap = {
		  new Bitmap(pattern[0])
		// walk
		, new Bitmap(pattern[1])
		, new Bitmap(pattern[2])
		, new Bitmap(pattern[3])
		, new Bitmap(pattern[4])
		// eat
		, new Bitmap(pattern[5])
		, new Bitmap(pattern[6])
		, new Bitmap(pattern[7])
		, new Bitmap(pattern[8])
		// groggy
		, new Bitmap(pattern[9])
		, new Bitmap(pattern[10])
		, new Bitmap(pattern[11])
		, new Bitmap(pattern[12])
	};

	/**
	 * The bitmap information.
	 */
	static final int BITMAP_WIDTH = 16;
	static final int BITMAP_HEIGHT = 24;

	/**
	 * The active state of Kuma.
	 */
	static final int STATE_WAIT = 1;
	static final int STATE_WALK_L = 2;
	static final int STATE_WALK_R = 3;
	static final int STATE_EAT = 4;
	static final int STATE_GROGGY = 5;

	/**
	 * The x step for kuma movement.
	 */
	static final int VX = 4;

	/**
	 * The old x coordinate of top-left corner of a character.
	 */
	int ox;

	/**
	 * This method is invoked when manager starts to manage this character.
	 * @param mgr the animation manager.
	 */
	public void start(AnimManager mgr)
	{
		super.start(mgr);
		Rectangle bounds = mgr.getFieldBounds();
		x = bounds.x + (bounds.width - BITMAP_WIDTH) / 2;
		y = bounds.y + bounds.height - BITMAP_HEIGHT;
		ox = x;
		setState(STATE_WAIT);
		appear = true;
	}

	/**
	 * Sets the state.
	 * @param the state of character.
	 */
	public void setState(int state)
	{
		this.state = state;
		
		switch(state) {
		case STATE_WALK_L:
		case STATE_WALK_R:
			duration = (duration & 1) + 2;
			break;
		case STATE_EAT:
			duration = 8;
			break;
		case STATE_GROGGY:
			duration = 20;
			break;
		}
	}

	/**
	 * Move right.
	 */
	public void moveRight()
	{
		Rectangle bounds = mgr.getFieldBounds();
		ox = x;
		x += VX;
		if (x > bounds.x + bounds.width - BITMAP_WIDTH) x = ox;
		setState(STATE_WALK_R);
	}

	/**
	 * Move left.
	 */
	public void moveLeft()
	{
		Rectangle bounds = mgr.getFieldBounds();
		ox = x;
		x -= VX;
		if (x < bounds.x) x = ox;
		setState(STATE_WALK_L);
	}

	/**
	 * Check if kuma is busy now.
	 */
	public boolean isBusy()
	{
		return state == STATE_EAT || !isLive();
	}

	/**
	 * Check if kuma is groggy now.
	 */
	public boolean isLive()
	{
		return state == STATE_WAIT
			|| state == STATE_WALK_R
			|| state == STATE_WALK_L
			|| state == STATE_EAT;
	}
	
	/**
	 * Check if kuma hit the specified character.
	 */
	public boolean isHit(AnimChar c)
	{
		if (c == null || c == this) return false;
		int dx = c.getX() - x;
		int dy = c.getY() - y;
		return dx >= -8 && dx <= 8 && dy >= -4;
	}
	
	/**
	 * Move the character.
	 */
	public void move()
	{
		// decrease counter
		if (duration > 0) {
			duration --;
			return;
		}

		// change state
		switch(state) {
		case STATE_WALK_L:
		case STATE_WALK_R:
		case STATE_EAT:
			setState(STATE_WAIT);
			break;
		case STATE_GROGGY:
			setState(STATE_HIDE);
			break;
		}
	}
	
	/**
	 * Draw the character on the given graphics.
	 * @param g the graphics.
	 */
	public void paint(Graphics g)
	{
		// clear bitmap
		if (state == STATE_HIDE && appear) {
			appear = false;
			g.drawRectangle(ox, y, BITMAP_WIDTH, BITMAP_HEIGHT
				, Graphics.ERASE, 0);
		}
		else if (x != ox) {
			g.drawRectangle(ox, y, BITMAP_WIDTH, BITMAP_HEIGHT
				, Graphics.ERASE, 0);
		}
		
		// draw bitmap
		int bmid;
		switch(state)
		{
		case STATE_EAT:
			bmid = 5 + (duration & 0x01) + (duration < 4 ? 0 : 2);
			break;
		case STATE_WALK_L:
			bmid = 1 + (duration & 0x01);
			break;
		case STATE_WALK_R:
			bmid = 3 + (duration & 0x01);
			break;
		case STATE_WAIT:
			bmid = 0;
			break;
		case STATE_GROGGY:
			bmid = 9 + (duration & 0x01) + (duration < 12 ? 2 : 0);
			break;
		default:
			return;
		}
		if (bmid < 11) {
			g.drawBitmap(x, y, kumaBitmap[bmid]);
		}
		else {
			g.drawRectangle(x, y, BITMAP_WIDTH, 8, Graphics.ERASE, 0);
			g.drawBitmap(x-4, y+8, kumaBitmap[bmid]);
		}
	}
}