drawer.java

一款jbuilder开发的j2me射击游戏！

package shoot;

/**
 * <p>Title: Shoot game from Rex</p>
 * <p>Description: This is a shoot game.</p>
 * <p>Copyright: Copyright (c) 2003</p>
 * <p>Company: SkyPlay</p>
 * @author Kevin
 * @version 1.0
 */

import javax.microedition.lcdui.Graphics;
import javax.microedition.lcdui.Image;

public class Drawer
{

    public static final int TRANSPARENT = -1;
    public static final int WHITE = -2;
    public static final int LIGHT_GRAY = -3;
    public static final int DARK_GRAY = -4;
    public static final int BLACK = -5;


    private static void setColor(Graphics g, int i) {
        switch (i) {
            case -1:
                g.setColor(255, 255, 255);
                break;

            case -2:
                g.setColor(255, 255, 255);
                break;

            case -3:
                g.setColor(171, 171, 171);
                break;

            case -4:
                g.setColor(84, 84, 84);
                break;

            case -5:
                g.setColor(0, 0, 0);
                break;

            default:
                g.setColor(i);
                break;
        }
    }


    public static int rgbToPixel(int i, int j, int k)
    {
        return i << 16 | j << 8 | k;
    }

    public static void clearScreen(Graphics g)
    {
        int i = g.getColor();
        setColor(g, -1);
        g.fillRect(g.getClipX(), g.getClipY(), g.getClipWidth(), g.getClipHeight());
        g.setColor(i);
    }

    public static void drawMapBlock(Graphics g, Image image, int i, int j, int k, int l, int i1, int j1)
    {
        g.setClip(i, j, k, l);
        g.drawImage(image, i - i1, (j - j1), 0);
        g.setClip(0, 0, ShowMap.WIDTH, ShowMap.HEIGHT);
    }

    public static void drawString(Graphics g, String s, int i, int j)
    {
        g.drawString(s, i, j, 0);
    }

    public static void drawString(Graphics g, String s, int i, int j, int c)
    {
        int oc = g.getColor();
        setColor(g, c);
        g.drawString(s, i, j, 0);
        g.setColor(oc);
    }

    public static void drawRect(Graphics g, int i, int j, int k, int l, int c)
    {
        int oc = g.getColor();
        setColor(g, c);
        g.drawRect(i, j, k - 1, l - 1);
        g.setColor(oc);
    }

    public static void drawFillRect(Graphics g, int i, int j, int k, int l, int c)
    {
        int oc = g.getColor();
        setColor(g, c);
        g.fillRect(i, j, k, l);
        g.setColor(oc);
    }

    public static void drawLine(Graphics g, int i, int j, int k, int l, int c)
    {
        int oc = g.getColor();
        setColor(g, c);
        g.drawLine(i, j, k, l);
        g.setColor(oc);
    }
}