bprocessor-commit

[rimestad <rim...@us...>]

Update of /cvsroot/bprocessor/gui/src/net/sourceforge/bprocessor/gui/actions
In directory sc8-pr-cvs3.sourceforge.net:/tmp/cvs-serv4080/src/net/sourceforge/bprocessor/gui/actions

Modified Files:
	FileImportActionListener.java 
Added Files:
	ImportFileReader.java 
Removed Files:
	CsvReader.java 
Log Message:
Refactored all readmechanisms to ImportFileReader and started on implementing obj reader

--- CsvReader.java DELETED ---

Index: FileImportActionListener.java
===================================================================
RCS file: /cvsroot/bprocessor/gui/src/net/sourceforge/bprocessor/gui/actions/FileImportActionListener.java,v
retrieving revision 1.6
retrieving revision 1.7
diff -C2 -d -r1.6 -r1.7
*** FileImportActionListener.java	31 Jan 2007 20:45:54 -0000	1.6
--- FileImportActionListener.java	12 Oct 2007 08:00:13 -0000	1.7
***************
*** 20,23 ****
--- 20,24 ----
  import javax.swing.JLabel;
  import javax.swing.JPanel;
+ import javax.swing.filechooser.FileFilter;
  
  import net.sourceforge.bprocessor.model.Project;
***************
*** 32,39 ****
--- 33,62 ----
    private static Logger log = Logger.getLogger(FileImportActionListener.class);
    
+   private JFileChooser loadChooser = null;
+   
+   private CVSinfo info = null;
+   
    /**
     * FileImportActionListener
     */
    public FileImportActionListener() {
+     loadChooser = new JFileChooser(Project.getInstance().getDefaultPath());
+     info = new CVSinfo(loadChooser);
+     loadChooser.setAccessory(info);
+     loadChooser.setFileFilter(new FileFilter() {
+       @Override
+       public boolean accept(File f) {
+         String name = f.getName();
+         if (f.isDirectory() || name.endsWith(".csv") || name.endsWith(".obj")) {
+           return true;
+         }
+         return false;
+       }
+ 
+       @Override
+       public String getDescription() {
+         return "Legal import formats";
+       }
+     });
    }
  
***************
*** 43,59 ****
     */
    public void actionPerformed(ActionEvent e) {
-     JFileChooser loadChooser = new JFileChooser(Project.getInstance().getDefaultPath());
-     CVSinfo info = new CVSinfo(loadChooser);
-     loadChooser.setAccessory(info);
      int lstate = loadChooser.showOpenDialog(null);
      File lfile = loadChooser.getSelectedFile();
      if (lfile != null &&
          lstate == JFileChooser.APPROVE_OPTION) {
!       try {
!         CsvReader read = new CsvReader(lfile, Project.getInstance().world());
!         read.importFloor(info.getSelectedFloor());
!         Project.getInstance().changed(Project.getInstance());
!       } catch (Exception ex) {
!         log.error("Could not open file: " + lfile, ex);
        }
      }
--- 66,87 ----
     */
    public void actionPerformed(ActionEvent e) {
      int lstate = loadChooser.showOpenDialog(null);
      File lfile = loadChooser.getSelectedFile();
      if (lfile != null &&
          lstate == JFileChooser.APPROVE_OPTION) {
!       if (lfile.getName().endsWith(".csv")) {
!         try {
!           ImportFileReader.importCsvFile(lfile, Project.getInstance().world(), 
!               info.getSelectedFloor());
!           Project.getInstance().changed(Project.getInstance());
!         } catch (Exception ex) {
!           log.error("Could not open file: " + lfile, ex);
!         }
!       } else if (lfile.getName().endsWith(".obj")) {
!         try {
!           ImportFileReader.importObjFile(lfile, Project.getInstance().world());
!         } catch (Exception ex) {
!           log.error("Could not open file: " + lfile, ex);
!         }
        }
      }
***************
*** 64,68 ****
     * for the users pleasure
     */
!   public class CVSinfo extends JPanel
      implements PropertyChangeListener, ActionListener {
      private File file = null;
--- 92,96 ----
     * for the users pleasure
     */
!   private class CVSinfo extends JPanel
      implements PropertyChangeListener, ActionListener {
      private File file = null;
***************
*** 78,82 ****
       * @param fc the filechooser to add the additional view to
       */
!     public CVSinfo(JFileChooser fc) {
        setPreferredSize(new Dimension(100, 50));
        floor = new JComboBox();
--- 106,110 ----
       * @param fc the filechooser to add the additional view to
       */
!     private CVSinfo(JFileChooser fc) {
        setPreferredSize(new Dimension(100, 50));
        floor = new JComboBox();
***************
*** 93,97 ****
       * @return The chosen floor -1 if all are selected
       */
!     public int getSelectedFloor() {
        return selectedFloor;
      }
--- 121,125 ----
       * @return The chosen floor -1 if all are selected
       */
!     private int getSelectedFloor() {
        return selectedFloor;
      }
***************
*** 114,158 ****
          update = true;
        }
!       
!       if (update && file != null && file.exists() && file.canRead()) {
!         try {
!           BufferedReader bf;
!           FileInputStream fis = new FileInputStream(file);
!           InputStreamReader isr = new InputStreamReader(fis);
!           bf = new BufferedReader(isr);
!           int lines = 0;
!           long floors = 0;
!           while (bf.ready()) {
!             String line = bf.readLine();
!             if (line.charAt(0) == '#') {
!               //skip comments
!               continue;
!             } else {
!               lines++;
!               //read info from file
!               String[] tokens = line.split(";");
!               if (tokens.length < 15) {
!                 throw new Exception("Wrong file format");
                }
!               long f = Long.parseLong(tokens[2]); //read out the floor
!               floors = floors | (long)Math.pow(2, f);
!             }
!           }
!           
!           resetView();
!           
!           for (int i = 0; i < 64; i++) {
!             long val = (floors >> i) & 1;
!             if (val == 1) {
!               floor.addItem("" + i);
              }
            }
!           linesLabel.setText("Lines: " + lines);
!         } catch (Exception exc) {
!           log.error(exc);
!         }
!         if (isShowing()) {
!           repaint();
          }
        } else {
          resetView();
--- 142,192 ----
          update = true;
        }
!       if (update && file != null) {
!         if (file.getName().endsWith(".csv")) {
!           linesLabel.setEnabled(true);
!           if (file.canRead()) {
!             try {
!               BufferedReader bf;
!               FileInputStream fis = new FileInputStream(file);
!               InputStreamReader isr = new InputStreamReader(fis);
!               bf = new BufferedReader(isr);
!               int lines = 0;
!               long floors = 0;
!               while (bf.ready()) {
!                 String line = bf.readLine();
!                 if (line.charAt(0) == '#') {
!                   //skip comments
!                   continue;
!                 } else {
!                   lines++;
!                   //read info from file
!                   String[] tokens = line.split(";");
!                   if (tokens.length < 15) {
!                     throw new Exception("Wrong file format");
!                   }
!                   long f = Long.parseLong(tokens[2]); //read out the floor
!                   floors = floors | (long)Math.pow(2, f);
!                 }
                }
! 
!               resetView();
! 
!               for (int i = 0; i < 64; i++) {
!                 long val = (floors >> i) & 1;
!                 if (val == 1) {
!                   floor.addItem("" + i);
!                 }
!               }
!               linesLabel.setText("Lines: " + lines);
!             } catch (Exception exc) {
!               log.error(exc);
              }
            }
!         } else {
!           linesLabel.setEnabled(false);
          }
+       }
+       if (isShowing()) {
+         repaint();
        } else {
          resetView();

--- NEW FILE: ImportFileReader.java ---
//---------------------------------------------------------------------------------
// $Id: ImportFileReader.java,v 1.1 2007/10/12 08:00:14 rimestad Exp $
//
// Copyright (c) 2005      The BProcessor Team (http://bprocessor.sourceforge.net) 
// Released under the Lesser GNU Public License v2.1
//---------------------------------------------------------------------------------
package net.sourceforge.bprocessor.gui.actions;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
import java.util.StringTokenizer;

import org.apache.log4j.Logger;

import net.sourceforge.bprocessor.model.Classification;
import net.sourceforge.bprocessor.model.CoordinateSystem;
import net.sourceforge.bprocessor.model.Edge;
import net.sourceforge.bprocessor.model.Space;
import net.sourceforge.bprocessor.model.Surface;
import net.sourceforge.bprocessor.model.Vertex;

/**
 * A singleton class with stitic methods for loading different file formats into the model
 */
public class ImportFileReader {
  private static Logger log = Logger.getLogger(ImportFileReader.class);
  /**
   * Importer for the obj format
   * @param f The file to load
   * @param into the space to paste it into
   * @throws IOException a possible file read error
   */
  public static void importObjFile(File f, Space into) throws IOException {
    if (f.exists()) {
      FileInputStream stream = new FileInputStream(f);
      InputStreamReader reader = new InputStreamReader(stream);
      BufferedReader br = new BufferedReader(reader);
      LinkedList<Vertex> verts = new LinkedList<Vertex>();
      LinkedList<Surface> surfaces = new LinkedList<Surface>();
      int lineNum = 0;
      while (br.ready()) {
        String line = br.readLine();
        lineNum++;
        String[] lineContent = line.split(" ");
        if (lineContent[0].equals("v")) {
          verts.add(new Vertex(Double.parseDouble(lineContent[1]), 
              Double.parseDouble(lineContent[2]), 
              Double.parseDouble(lineContent[3])));
        } else if (lineContent[0].equals("f")) {
          LinkedList<Edge> edges = new LinkedList<Edge>();
          Vertex cur = null;
          Vertex first = verts.get(Integer.parseInt(lineContent[1].split("/")[0]));
          Vertex prev = first;
          for (int i = 2; i < lineContent.length; i++) {
            cur = verts.get(Integer.parseInt(lineContent[i].split("/")[0]));
            edges.add(new Edge(prev, cur));
            prev = cur;
          }
          edges.add(new Edge(prev, first));
          surfaces.add(new Surface(edges));
        } else if (lineContent[0].equals("#")) {
          continue;
        } else {
          log.error("Did not understand content on line " + lineNum + " containing " + line);
        }
      }
    }
  }

  /**
   * Importer for the csv file format
   * @param file The file to load
   * @param where The space to paste into
   * @param chosenFloor The level in the file to load
   * @throws IOException A possible file read exception
   */
  public static void importCsvFile(File file, Space where, int chosenFloor) throws IOException {
    if (file.exists()) {
      BufferedReader bf;
      FileInputStream fis = new FileInputStream(file);
      InputStreamReader isr = new InputStreamReader(fis);
      bf = new BufferedReader(isr);
      String current = "";
      double x = 0;
      double y = 0;
      double z = 0;
      int curId = 0;
      int prevId = 0;
      int spaceid = 0;
      int surfaceId = -1;
      int floor = -1;
      int previousSpaceId = spaceid;
      int classification = 0;
      Space currentSpace = null;
      Surface outerSurface = null;
      List<Vertex> verts = new ArrayList<Vertex>();
      
      int line = 0;
      while (bf.ready()) {
        current = bf.readLine();
        line++;
        StringTokenizer st = new StringTokenizer(current, ";");
        if (st.countTokens() == 16) { 
          int curSurfaceId = Integer.parseInt(st.nextToken()); // surface(with holes)id
          if (surfaceId == -1) {
            surfaceId = curSurfaceId;
          }
          st.nextToken(); // hus
          floor = Integer.parseInt(st.nextToken()); // etage
          st.nextToken(); // lejl
          st.nextToken(); // rum
          st.nextToken(); // kode
          y = Double.parseDouble(st.nextToken()); // y
          x = Double.parseDouble(st.nextToken()); // x
          z = Double.parseDouble(st.nextToken()); // z
          st.nextToken(); // tal
          curId = Integer.parseInt(st.nextToken()); // utal
          st.nextToken(); // type
          st.nextToken(); // material
          st.nextToken(); // billed
          spaceid = Integer.parseInt(st.nextToken()); // Object_id
          classification = Integer.parseInt(st.nextToken()); // Object_kode
          
          if (floor == chosenFloor || chosenFloor == -1) {
            if (curId < prevId && !verts.isEmpty()) {
              // Started on new surface
              Surface s = addToRead(verts, currentSpace, where, outerSurface);
              if (outerSurface == null) {
                // this is the first surface in a face
                outerSurface = s;
              }
              if (surfaceId != curSurfaceId) {
                // this were the last surface in a face
                outerSurface = null;
                surfaceId = curSurfaceId;
              }
            }
            if (spaceid != previousSpaceId) {
              currentSpace = new Space("Space with id " + spaceid, 
                  Space.CONSTRUCTION, Space.SPACE_LEVEL, true);
              where.add(currentSpace);
              currentSpace.setClassification(new Classification("Type " + classification, -1));
              previousSpaceId = spaceid;
            }
            // add the just read vertex to the list of verts for the next surface
            verts.add(new Vertex(x, y, z));
          } else if (!verts.isEmpty()) {
            // The previous vertex were from a wanted floor
            Surface s = addToRead(verts, currentSpace, where, outerSurface);
            if (outerSurface == null) {
              // this is the first surface in a face
              outerSurface = s;
            }
            if (surfaceId != curSurfaceId) {
              // this were the last surface in a face
              outerSurface = null;
              surfaceId = curSurfaceId;
            }
          }
          // last part of while loop
          prevId = curId;
        } else {
          throw new IOException("Problems in format at line " + line);
        }
      }
      //check if there is something left to read
      if (!verts.isEmpty()) {
        addToRead(verts, currentSpace, where, outerSurface);
      }
    } else {
      throw new FileNotFoundException();
    }
  }
  
  /**
   * Make a list of edges out of a list of vertexes
   * @param verts the vertex list (have to be greater than 2)
   * @return The list of edges
   */
  private static List<Edge> makeEdgesFromVertexes(List<Vertex> verts) {
    if (verts.size() > 2) {
      List<Edge> res = new ArrayList<Edge>(verts.size() + 1);
      Vertex first = null;
      Vertex previous = null;
      Vertex last = null;
      for (Vertex v : verts) {
        if (first == null) {
          first = v;
          previous = first;
        } else {
          res.add(new Edge(previous, v));
          previous = v;
        }
        last = previous;
      }
      res.add(new Edge(last, first));
      return res;
    } else {
      return null;
    }
  }
  
  /**
   * @param verts the vertex list
   * @param currentSpace the added space
   * @param where The space to insert into
   * @param outer If the given vertex list is inside a 
   *        surface pass it here otherwise pass null       
   * @return the generated surface
   */
  private static Surface addToRead(List<Vertex> verts, Space currentSpace, Space where, 
      Surface outer) {
    List<Edge> es = makeEdgesFromVertexes(verts);
    Surface s = null;
    if (es != null) {
      es = where.insert(es);
      if (es.size() > 2) {
        s = new Surface(es);
        if (outer != null) {
          outer.addHole(s);
        }
        CoordinateSystem cs = new CoordinateSystem(new Vertex(1, 0, 0), new Vertex(0, 1, 0),
            new Vertex(0, 0, 1), new Vertex(0, 0, 0));
        int dir = s.direction(cs);
        if (dir == Surface.LEFT) {
          s.setBackDomain(currentSpace);
        } else if (dir == Surface.RIGHT) {
          s.setFrontDomain(currentSpace);
        } else {
          cs = new CoordinateSystem(new Vertex(0, 0, 1), new Vertex(0, 1, 0),
              new Vertex(1, 0, 0), new Vertex(0, 0, 0));
          dir = s.direction(cs);
          if (dir == Surface.LEFT) {
            s.setBackDomain(currentSpace);
          } else if (dir == Surface.RIGHT) {
            s.setFrontDomain(currentSpace);
          } else {
            cs = new CoordinateSystem(new Vertex(1, 0, 0), new Vertex(0, 0, 1),
                new Vertex(0, 1, 0), new Vertex(0, 0, 0));
            dir = s.direction(cs);
            if (dir == Surface.LEFT) {
              s.setBackDomain(currentSpace);
            } else if (dir == Surface.RIGHT) {
              s.setFrontDomain(currentSpace);
            } else {
              log.info("Had to give up assigning");
            }
          }
        }
        where.add(s);
        log.debug("Surface " + s + " had a direction of " + dir);
      } else {
        log.warn("There were a edge list with fewer than 3 edges");
      }
      verts.clear();
      return s;
    } else {
      log.warn("There were " + verts.size() + " vertexes which resulted in a empty edge list");
      return s;
    }
  }
}