tojpg.java

基于Java的地图数据管理软件。使用MySQL数据库管理系统。

package net.aetherial.gis.our;

import java.io.File;
import java.awt.image.BufferedImage;
import java.awt.Graphics2D;
import net.aetherial.gis.surface.ItemValue;
import java.io.FileOutputStream;
import com.sun.image.codec.jpeg.JPEGImageEncoder;
import com.sun.image.codec.jpeg.JPEGCodec;

import java.awt.Color;
import org.w3c.dom.Node;
import com.sun.image.codec.jpeg.*;
import java.io.*;
import java.io.*;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2004</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
public class ToJPG {
  public ToJPG() {
    super();
  }

  public void generateJPG(String inputDir, String fileName, String outPath) {
    FrameOur fo = new FrameOur();
    fo.openFile(new File(inputDir + "\\" + fileName));
    generateJPG(ItemValue.getTracks(),
                new File(outPath + "\\" + fileName + ".jpg"));
    fo.reset();
  }

  public void generateJPG(File inputFile, String outPath) {
    generateJPG(ItemValue.getTracks(),
                new File(outPath + "\\" + inputFile.getName().toUpperCase().replaceAll(".GPS","") + ".jpg"));
  }



  public void generateJPG(Node[] track, File output) {
    try {
      output.getParentFile().mkdirs();
      BufferedImage bffImg = new BufferedImage(612, 612,
                                               BufferedImage.TYPE_INT_RGB);

      Graphics2D gfx = bffImg.createGraphics();
      gfx.setBackground(Color.white);
      gfx.setColor(Color.white);
      gfx.fillRect(0, 0, 612, 612);
      ToMap tomap = new ToMap();
      //Node[] tracks = ItemValue.getTracks();
      //for(int i = 0; i < tracks.length; i++){
      tomap.rollMemory();
      //}

      tomap.determinScale(500, 500);
      tomap.setMove(10, 10);
      tomap.drawAllTracks(gfx, track);
      tomap.drawAllWaypoints(gfx,
                             ItemValue.getWaypointsWithTypes("|行政村|学校|自然村|起点|终点|乡镇府|乡政府|政府机关|隧道"));

      //bffImg.flush();

      FileOutputStream out = new FileOutputStream(output);
      JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
      encoder.encode(bffImg); //近JPEG编码
      //System.out.print(width+"*"+height);
      out.close();
    }
    catch (ImageFormatException ex) {
    }
    catch (FileNotFoundException ex) {
    }
    catch (IOException ex) {
    }

  }

  public static void main(String[] args) {
    if (args.length < 2) {
      System.out.println("参数太少，无法运算！请指明 [输入目录][文件名][输出目录]");
    }
    (new ToJPG()).generateJPG(args[0], args[1], args[2]);

    System.exit(0);
//    work.pathArray = ""; //this.fi.getTable().getPathArray();
//    work.pathWanbi = ""; //this.fi.getTable().getPathWanbi();
//    work.pathBubao = work.scan.getPathsBaobiaosString(); //this.scan.getPathsBaobiaosString();
//    work.pathOut = ""; //this.fi.getTable().getPathOut();

  }

}