typedimages.java

java写的图片浏览器,类似acds

package org.net9.oops.jsee;
import java.io.File;
import java.util.Calendar;
import java.util.Date;
import javax.swing.ImageIcon;
import java.awt.Color;

/**
 * <p>
 * This class contain the information about all images supported by JCDSee
 * </p>
 * @author Neoya M <[e-mail]>
 * @version 2002-03-07
 */
public class TypedImages{
    //Image types:
    final int dirImage=1;   //Directory,not a image
    final int jpgImage=2;
    final int gifImage=3;
    final int bmpImage=4;
    final int pngImage=5;
    final int pcxImage=6;
    final int tifImage=7;
    final int pnmImage=8;
    final int xpmImage=9;
    final int mediaImage=10;
    //Image type strings:
    final String [] imageStrings={
        "",
        "File Folder",  //1
        "JPEG Image",   //2
        "GIF Image",    //3
        "Bitmap Image", //4
        "Potable Image",//5
        "PCX Image",    //6
        "TIF Image",    //7
        "PNM Image",    //8
        "XPM Image",     //9
        "Media file"     //10
        };
    //Image colors:
    final Color jpgColor=new Color(239,235,206);//EFEBCE
    final Color gifColor=new Color(214,235,214);//D6EBD6
    final Color bmpColor=new Color(231,231,255);//E7E7FF
    final Color pngColor=new Color(231,223,214);//E7DFD6
    final Color pcxColor=new Color(239,231,231);//EfE7E7
    final Color tifColor=new Color(214,214,239);//D6D6EF
    final Color pnmColor=new Color(239,239,255);//EFEFFF
    final Color xpmColor=new Color(239,214,239);//EFD6EF
    final Color ukColor=Color.white;
    //Image icons:
    final ImageIcon jpgIcon = new ImageIcon(getClass().getResource("/org/net9/oops/jsee/image/jpgIcon.gif"));
    final ImageIcon gifIcon = new ImageIcon(getClass().getResource("/org/net9/oops/jsee/image/gifIcon.gif"));
    final ImageIcon bmpIcon = new ImageIcon(getClass().getResource("/org/net9/oops/jsee/image/bmpIcon.gif"));
    final ImageIcon pngIcon = new ImageIcon(getClass().getResource("/org/net9/oops/jsee/image/pngIcon.gif"));
    final ImageIcon pcxIcon = new ImageIcon(getClass().getResource("/org/net9/oops/jsee/image/pcxIcon.gif"));
    final ImageIcon tifIcon = new ImageIcon(getClass().getResource("/org/net9/oops/jsee/image/tifIcon.jpg"));
    final ImageIcon pnmIcon = new ImageIcon(getClass().getResource("/org/net9/oops/jsee/image/pnmIcon.jpg"));
    final ImageIcon xpmIcon = new ImageIcon(getClass().getResource("/org/net9/oops/jsee/image/xpmIcon.jpg"));
    final ImageIcon mediaIcon = new ImageIcon(getClass().getResource("/org/net9/oops/jsee/image/tinymedia.PNG"));

    final ImageIcon diskIcon= new ImageIcon(getClass().getResource("/org/net9/oops/jsee/image/diskIcon.gif"));
    final ImageIcon dirIcon = new ImageIcon(getClass().getResource("/org/net9/oops/jsee/image/dirIcon.gif"));
    final ImageIcon ukIcon  = new ImageIcon(getClass().getResource("/org/net9/oops/jsee/image/ukIcon.gif"));
    /**
     * Get image type by File argument
     */
    public int getImageType(File file){
        if (file==null || !file.exists())
            return 0;
        if (file.isDirectory())
            return  dirImage;
        String filename=file.toString();
        String lowerFilename=filename.toLowerCase();
        if (lowerFilename.endsWith(".jpg"))
            return  jpgImage;
        else if (lowerFilename.endsWith(".gif"))
            return  gifImage;
        else if (lowerFilename.endsWith(".bmp"))
            return  bmpImage;
        else if (lowerFilename.endsWith(".png"))
            return  pngImage;
        else if (lowerFilename.endsWith(".pcx"))
            return  pcxImage;
        else if (lowerFilename.endsWith(".tif"))
            return  tifImage;
        else if (lowerFilename.endsWith(".xpm"))
            return  xpmImage;
        else if (lowerFilename.endsWith(".pnm"))
            return  pnmImage;
        else if (lowerFilename.endsWith(".mpeg"))
            return  mediaImage;
        else if (lowerFilename.endsWith(".mpg"))
            return  mediaImage;
        else if (lowerFilename.endsWith(".mov"))
            return  mediaImage;
        else if (lowerFilename.endsWith(".avi"))
            return  mediaImage;
        else if (lowerFilename.endsWith(".mp3"))
            return  mediaImage;
        else if (lowerFilename.endsWith(".wav"))
            return  mediaImage;
        else
            return 0 ;
    }
    /**
     * Get image type by a String of filename,Use the overloaded method of
     * argument File
     */
    public int getImageType(String filename){
        File file=new File(filename);
        return getImageType(file);
    }
    /**
     * Get image color according to type
     */
    public Color getImageColor(String filename){
        int imageType=getImageType(filename);
        //System.out.println(imageType);
        switch(imageType){
            case jpgImage:
                return jpgColor;
            case  gifImage:
                return gifColor;
            case  bmpImage:
                return bmpColor;
            case  pngImage:
                return pngColor;
            case  pcxImage:
                return pcxColor;
            case  tifImage:
                return tifColor;
            case  pnmImage:
                return pnmColor;
            case  xpmImage:
                return xpmColor;
            default:
                return ukColor;
        }
    }
    /**
     * Get image icon according to file name
     */
    public ImageIcon getImageIcon(String filename){
        int imageType=getImageType(filename);
        return getImageIcon(imageType);
    }
    /**
     * Get image icon according to iamge type
     */
    public ImageIcon getImageIcon(int imageType){
        switch(imageType){
            case jpgImage:
                return jpgIcon;
            case  gifImage:
                return gifIcon;
            case  bmpImage:
                return bmpIcon;
            case  pngImage:
                return pngIcon;
            case  pcxImage:
                return pcxIcon;
            case  tifImage:
                return tifIcon;
            case  pnmImage:
                return pnmIcon;
            case  xpmImage:
                return xpmIcon;
            case mediaImage:
                return mediaIcon;
            case dirImage: //Directory
                return dirIcon;
            default: //Unknow image type icon
                return ukIcon;
        }
    }
    /**
     * Get image type descript string
     */
    public String getImageString(int fileType){
        return imageStrings[fileType];
    }
    /**
     * Get a object descript the image(include other file or directory information
     */
    public ImageInfo getImageInfo(String filename){
        ImageInfo imageInfo=new ImageInfo();
        File file=new File(filename);
        if (file==null || !file.exists())
            return imageInfo;
        int imageType=getImageType(file);
        //Set imageIcon
        imageInfo.setImageIcon(getImageIcon(imageType));
        //Set name
        imageInfo.setName(filename);
        //Set size
        long size=file.length();
        if (size==0)
            imageInfo.setSize(ImageInfo.LONG_ZERO);
        else if (size<=1000)
            imageInfo.setSize(ImageInfo.LONG_ONE);
        else
            imageInfo.setSize(new Long(size / 1000));
        //Set date
        Calendar calendar=Calendar.getInstance();
        calendar.setTime(new Date(file.lastModified()));
        int time;
        String date="";
        date=date+String.valueOf(calendar.get(Calendar.YEAR))+"-";
        time=calendar.get(Calendar.MONTH)+1;
        if (time<10)
            date=date+"0";
        date=date+String.valueOf(time)+"-";
        time=calendar.get(Calendar.DAY_OF_MONTH);
        if(time<10)
            date=date+"0";
        date=date+String.valueOf(time)+" ";
        time=calendar.get(Calendar.HOUR_OF_DAY);
        if(time<10)
            date=date+"0";
        date=date+String.valueOf(time)+":";
        time=calendar.get(Calendar.MINUTE);
        if(time<10)
            date=date+"0";
        date=date+String.valueOf(time);
        imageInfo.setDate(date);
        //Set type
        imageInfo.setType(this.getImageString(imageType));
        //Set Property
        imageInfo.setProperty("");
        return imageInfo;
    }
}