//// Copyright 2002 Nokia Corporation. // // THIS SOURCE CODE IS PROVIDED 'AS IS', WITH NO WARRANTIES WHATSOEVER, // EXPRESS OR IMPLIED, INCLUDING ANY WARRANTY OF MERCHANTABILITY, FITNESS // FOR ANY PARTICULAR PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE // OR TRADE PRACTICE, RELATING TO THE SOURCE CODE OR ANY WARRANTY OTHERWISE // ARISING OUT OF ANY PROPOSAL, SPECIFICATION, OR SAMPLE AND WITH NO // OBLIGATION OF NOKIA TO PROVIDE THE LICENSEE WITH ANY MAINTENANCE OR // SUPPORT. FURTHERMORE, NOKIA MAKES NO WARRANTY THAT EXERCISE OF THE // RIGHTS GRANTED HEREUNDER DOES NOT INFRINGE OR MAY NOT CAUSE INFRINGEMENT // OF ANY PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OWNED OR CONTROLLED // BY THIRD PARTIES // // Furthermore, information provided in this source code is preliminary, // and may be changed substantially prior to final release. Nokia Corporation // retains the right to make changes to this source code at any time, // without notice. This source code is provided for informational // purposes only. //// // Nokia and Nokia Connecting People are registered trademarks of Nokia // Corporation. Java and all Java-based marks are trademarks or registered // trademarks of Sun Microsystems, Inc. Other product and company names // mentioned herein may be trademarks or trade names of their respective owners.//// A non-exclusive, non-transferable, worldwide, limited license is hereby // granted to the Licensee to download, print, reproduce and modify the // source code. The licensee has the right to market, sell, distribute and // make available the source code in original or modified form only when // incorporated into the programs developed by the Licensee. No other // license, express or implied, by estoppel or otherwise, to any other // intellectual property rights is granted herein. //package example.fishtank;import javax.microedition.lcdui.*;import java.util.Random;public class Weeds{    // These NUM values depend on the images actually included    // in the MIDLET JAR file.    private static final int PATTERN_NUM = 3;    private static final int FRAME_NUM = 4;    private static final Image[][] weedImage;    private static final Random random = new Random();    private static final int weedHeight, weedWidth;        private final int weedBunches;    private final int frame[];    private final int pattern[];    private final int y;    static    {        weedImage = new Image[PATTERN_NUM][FRAME_NUM];        int i = 0;        int k = 0;        try        {            for (i = 0; i < PATTERN_NUM; i ++)            {                for (k = 0; k < FRAME_NUM; k ++)                {                  weedImage[i][k] = Image.createImage("/weed" + i + k + ".png");                }            }        }        catch (java.io.IOException e)        {            weedImage[i][k] = null;        }        // This MIDlet implicitly assumes that all the Images        // are the same width and height.        weedWidth  = weedImage[0][0].getWidth();        weedHeight = weedImage[0][0].getHeight();    }    public Weeds()    {        weedBunches = (FishTankCanvas.waterWidth - 1) / weedWidth + 1;                pattern = new int[weedBunches];        frame = new int[weedBunches];                for (int i = 0; i < weedBunches; i ++)        {            int patternNum = Fish.rand(PATTERN_NUM);            //the weed pattern should not be the same as previous pattern            while ((i > 0) && patternNum == pattern[i-1])            {                patternNum = Fish.rand(PATTERN_NUM);            }            pattern[i] = patternNum;            frame[i] = Fish.rand(FRAME_NUM);        }                y = FishTankCanvas.waterHeight - weedHeight + 2;    }    public void draw(Graphics g)    {        Image img = null;        for (int i = 0; i < weedBunches; i++)        {            img = weedImage[pattern[i]][frame[i]];            if (img != null)            {                g.drawImage(img, i * weedWidth, y, Graphics.LEFT | Graphics.TOP);                frame[i] = (frame[i] + 1) % FRAME_NUM;            }        }    }}