init with graphic_editor

.gitignore

+/build/
+/nbproject/private/
+*.xml
+*.properties
+*.mf
+/dist/

src/mvcgrafik/Start.java

+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package mvcgrafik;
+
+import javax.swing.JFrame;
+import javax.swing.JPanel;
+import javax.swing.WindowConstants;
+import mvcgrafik.controller.BtnController;
+import mvcgrafik.controller.GrafikController;
+import mvcgrafik.model.GrafikModel;
+import mvcgrafik.view.GrafikMenuView;
+import mvcgrafik.view.GrafikView;
+//import mvcgrafik.ohmLogger;
+
+/**
+ * Builder Class
+ * @author le
+ */
+public class Start
+{
+  public Start()
+  {
+    JFrame frm = new JFrame();
+    frm.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
+
+    GrafikMenuView view = new GrafikMenuView();
+    GrafikModel model = new GrafikModel();
+    view.getGrafikView1().setModel(model);
+    
+    GrafikController controller = new GrafikController(view.getGrafikView1(), model);
+    BtnController btncontroller = new BtnController(view, model);
+    controller.registerEvents();
+    btncontroller.registerEvents();
+
+    view.setSize(800, 600);
+    view.setVisible(true);
+
+  }
+
+  /**
+   * @param args the command line arguments
+   */
+  public static void main(String[] args) 
+  {
+    new Start();
+  }
+}

src/mvcgrafik/controller/BtnController.java

+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package mvcgrafik.controller;
+
+import java.awt.Point;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.io.File;
+import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import java.util.prefs.Preferences;
+import javax.swing.JFileChooser;
+import mvcgrafik.model.Figure;
+import mvcgrafik.model.GrafikModel;
+import mvcgrafik.view.GrafikMenuView;
+import mvcgrafik.logger.OhmLogger;
+
+
+/**
+ *
+ * @author le
+ */
+public class BtnController implements ActionListener
+{
+  private GrafikMenuView view;
+  //private GrafikMenuView menuview;
+  private GrafikModel model;
+  private Figure figure;
+  private Point p_old;
+  private static Logger lg = OhmLogger.getLogger();
+  
+  public BtnController(GrafikMenuView view, GrafikModel model)
+  {
+    this.view = view;
+    this.model = model;
+  }
+
+  public void registerEvents()
+  {
+    view.getBtnOpen().addActionListener(this);
+    view.getBtnSafe().addActionListener(this);
+  }
+  
+  @Override
+  public void actionPerformed(ActionEvent ae)
+  {
+    if(ae.getSource() == view.getBtnSafe())
+    {
+      Preferences pref = Preferences.userNodeForPackage(this.getClass());
+      String path = pref.get("DEFAULT_PATH", "");
+      view.getjFileChooser1().setCurrentDirectory(new File(path));
+
+
+      int choice = view.getjFileChooser1().showSaveDialog(view);
+      if (choice == JFileChooser.APPROVE_OPTION)
+      {
+        File selectedFile = view.getjFileChooser1().getSelectedFile();      
+        pref.put("DEFAULT_PATH", selectedFile.getAbsolutePath());
+        try
+        {
+          //model.datenSpeichern(selectedFile);
+          model.speichereDatei("TEST");
+        }
+        catch (UnsupportedEncodingException ex)
+        {
+          Logger.getLogger(GrafikController.class.getName()).log(Level.SEVERE, null, ex);
+        }
+        catch (IOException ex)
+        {
+          Logger.getLogger(GrafikController.class.getName()).log(Level.SEVERE, null, ex);
+        }
+      }
+    }
+    if(ae.getSource() == view.getBtnOpen())
+    {
+      Preferences pref = Preferences.userNodeForPackage(this.getClass());
+      String path = pref.get("DEFAULT_PATH", "");
+      view.getjFileChooser1().setCurrentDirectory(new File(path));
+
+      int choice = view.getjFileChooser1().showOpenDialog(view);
+      if (choice == JFileChooser.APPROVE_OPTION)
+      {
+        File selectedFile = view.getjFileChooser1().getSelectedFile();
+
+        pref.put("DEFAULT_PATH", selectedFile.getAbsolutePath());
+        try
+        {
+          //model.datenLesen(selectedFile);
+          model.ladeDatei("TEST");
+        }
+        catch (UnsupportedEncodingException ex)
+        {
+          Logger.getLogger(GrafikController.class.getName()).log(Level.SEVERE, null, ex);
+        }
+        catch (IOException | ClassNotFoundException ex)
+        {
+          Logger.getLogger(GrafikController.class.getName()).log(Level.SEVERE, null, ex);
+        }
+      }
+    }
+  }
+}
+

src/mvcgrafik/controller/GrafikController.java

+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package mvcgrafik.controller;
+
+import java.awt.Point;
+import java.awt.event.MouseEvent;
+import java.awt.event.MouseListener;
+import java.awt.event.MouseMotionListener;
+import java.util.logging.Logger;
+import mvcgrafik.model.Figure;
+import mvcgrafik.model.GrafikModel;
+import mvcgrafik.logger.OhmLogger;
+import mvcgrafik.view.GrafikView;
+
+
+/**
+ *
+ * @author le
+ */
+public class GrafikController implements MouseMotionListener, MouseListener
+{
+  private GrafikView view;
+  private GrafikModel model;
+  private Figure figure;
+  private Point p_old;
+  private static Logger lg = OhmLogger.getLogger();
+  
+  public GrafikController(GrafikView view, GrafikModel model)
+  {
+    this.view = view;
+    this.model = model;
+  }
+
+  public void registerEvents()
+  {
+    view.addMouseMotionListener(this);
+    view.addMouseListener(this);
+  }
+  
+  @Override
+  public void mouseDragged(MouseEvent evt)
+  {
+    if(figure == null)
+    {
+      lg.info("new Figure");
+      figure = model.addFigure();
+    }
+    Point p = evt.getPoint();
+    if(p_old != null){
+//      view.drawLine(p, p_old);
+        view.drawLine(p, p_old);
+    }
+    p_old = p;
+    figure.addPoint(p);
+  }
+
+  @Override
+  public void mouseMoved(MouseEvent e)
+  {
+  }
+
+  @Override
+  public void mouseClicked(MouseEvent e)
+  {
+    lg.info("clicked");    
+    figure = model.addFigure();
+     
+  }
+
+  @Override
+  public void mousePressed(MouseEvent e)
+  {
+  }
+
+  @Override
+  public void mouseReleased(MouseEvent evt)
+  {
+    
+    p_old = null;
+    figure = null;
+    lg.info("Figure finished");
+    if (evt.getButton() == MouseEvent.BUTTON3)
+    {
+//      view.doPrint();
+      view.doPrint();
+    }
+  }
+
+  @Override
+  public void mouseEntered(MouseEvent e)
+  {
+  }
+
+  @Override
+  public void mouseExited(MouseEvent e)
+  {
+  }
+}
+

src/mvcgrafik/logger/MyFormatter.java

+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package mvcgrafik.logger;
+
+import java.util.Date;
+import java.util.logging.Formatter;
+import java.util.logging.LogRecord;
+
+/**
+ *
+ * @author chris
+ */
+public class MyFormatter extends Formatter {
+    
+    @Override
+    public String format(LogRecord lr) {
+      String date = String.format("%1$tb %1$td, %1$tY %1$tl:%1$tM:%1$tS %1$Tp", new Date(lr.getMillis()));
+        String s = ("| ")+lr.getMillis()+(" | ")+date+(" | ")+lr.getLevel().toString()+(" | ")+lr.getSourceClassName()+(" | ")+lr.getMessage()+(" | ")+"\n";
+        return s;
+    }
+    
+}

src/mvcgrafik/logger/OhmLogger.java

+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package mvcgrafik.logger;
+
+
+import mvcgrafik.logger.MyFormatter;
+import java.io.File;
+import java.io.IOException;
+import java.util.logging.*;
+
+
+
+/**
+ *
+ * @author chris, hd
+ */
+public class OhmLogger
+{
+  public OhmLogger()
+  {
+  }
+  private static Logger lg = null;
+  public static Logger getLogger()
+  {
+    if (lg == null)
+    {
+      lg = Logger.getLogger("OhmLogger");
+      initLogger();
+    }
+    return lg;
+  }
+  
+  private static void initLogger()
+  {
+    try{
+      String datei = System.getProperty("java.io.tmpdir") + File.separator + "log.txt";
+      FileHandler fh = new FileHandler(datei);
+      ConsoleHandler ch = new ConsoleHandler();
+      lg.addHandler(fh);
+      ch.setFormatter(new MyFormatter());
+      lg.setUseParentHandlers(false);
+      lg.addHandler(ch);
+      lg.setLevel(Level.ALL);
+      
+    }
+    catch(IOException ioex)
+    {
+      System.err.println(ioex);
+    }
+  }
+}

src/mvcgrafik/model/Figure.java

+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package mvcgrafik.model;
+
+import java.awt.Point;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+/**
+ *
+ * @author chris, hd
+ */
+public class Figure
+{
+  private ArrayList<Point> punkte;
+  
+  public Figure()
+  {
+    punkte = new ArrayList<>();
+  }
+  
+  public void addPoint(Point p)
+  {
+    punkte.add(p);
+  }
+
+  public List<Point> getPunkte()
+  {
+    return Collections.unmodifiableList(punkte);
+  }
+}

src/mvcgrafik/model/GrafikModel.java

+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package mvcgrafik.model;
+
+import java.awt.Point;
+import java.io.BufferedInputStream;
+import java.io.BufferedOutputStream;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+/**
+ *
+ * @author le
+ */
+public class GrafikModel
+{
+  private ArrayList<Figure> figures;
+  
+  public GrafikModel()
+  {
+    figures = new ArrayList<>();
+  }
+  
+  public Figure addFigure()
+  {
+    figures.add(new Figure());
+    return figures.get(figures.size() - 1);
+  }
+
+  public List<Figure> getFigures()
+  {
+    return Collections.unmodifiableList(figures);
+  }
+  
+  public void speichereDatei(String dateiname) throws FileNotFoundException, IOException
+  {
+    FileOutputStream fos = new FileOutputStream(dateiname);
+    BufferedOutputStream buffout = new BufferedOutputStream(fos);
+    ObjectOutputStream oos = new ObjectOutputStream(buffout);
+    oos.writeObject(figures);
+    oos.flush();
+    oos.close();
+
+  }
+
+  public void ladeDatei(String dateiname) throws FileNotFoundException, IOException, ClassNotFoundException
+  {
+    FileInputStream fis = new FileInputStream(dateiname);
+    BufferedInputStream buffin = new BufferedInputStream(fis);
+    ObjectInputStream ois = new ObjectInputStream(buffin);
+    Object obj = ois.readObject();
+//     if (obj instanceof ArrayList)
+//     {
+//       punkte = (ArrayList<Point>) obj;
+//     }
+//     else
+//     {
+//       Fehler ....
+//     }
+    figures =  (ArrayList<Figure>) ois.readObject();
+    ois.close();
+  }
+}

src/mvcgrafik/view/GrafikMenuView.form

+<?xml version="1.0" encoding="UTF-8" ?>
+
+<Form version="1.3" maxVersion="1.9" type="org.netbeans.modules.form.forminfo.JFrameFormInfo">
+  <NonVisualComponents>
+    <Component class="javax.swing.JFileChooser" name="jFileChooser1">
+    </Component>
+    <Menu class="javax.swing.JMenuBar" name="jMenuBar1">
+      <SubComponents>
+        <Menu class="javax.swing.JMenu" name="jMenu1">
+          <Properties>
+            <Property name="text" type="java.lang.String" value="File"/>
+          </Properties>
+          <SubComponents>
+            <MenuItem class="javax.swing.JMenuItem" name="btnOpen">
+              <Properties>
+                <Property name="text" type="java.lang.String" value="Open"/>
+              </Properties>
+              <Events>
+                <EventHandler event="actionPerformed" listener="java.awt.event.ActionListener" parameters="java.awt.event.ActionEvent" handler="btnOpenActionPerformed"/>
+              </Events>
+            </MenuItem>
+            <MenuItem class="javax.swing.JMenuItem" name="btnSafe">
+              <Properties>
+                <Property name="text" type="java.lang.String" value="Safe"/>
+              </Properties>
+              <Events>
+                <EventHandler event="actionPerformed" listener="java.awt.event.ActionListener" parameters="java.awt.event.ActionEvent" handler="btnSafeActionPerformed"/>
+              </Events>
+            </MenuItem>
+          </SubComponents>
+        </Menu>
+        <Menu class="javax.swing.JMenu" name="jMenu2">
+          <Properties>
+            <Property name="text" type="java.lang.String" value="Edit"/>
+          </Properties>
+        </Menu>
+      </SubComponents>
+    </Menu>
+  </NonVisualComponents>
+  <Properties>
+    <Property name="defaultCloseOperation" type="int" value="3"/>
+    <Property name="title" type="java.lang.String" value="Zeichentool"/>
+  </Properties>
+  <SyntheticProperties>
+    <SyntheticProperty name="menuBar" type="java.lang.String" value="jMenuBar1"/>
+    <SyntheticProperty name="formSizePolicy" type="int" value="1"/>
+    <SyntheticProperty name="generateCenter" type="boolean" value="false"/>
+  </SyntheticProperties>
+  <AuxValues>
+    <AuxValue name="FormSettings_autoResourcing" type="java.lang.Integer" value="0"/>
+    <AuxValue name="FormSettings_autoSetComponentName" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_generateFQN" type="java.lang.Boolean" value="true"/>
+    <AuxValue name="FormSettings_generateMnemonicsCode" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_i18nAutoMode" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_layoutCodeTarget" type="java.lang.Integer" value="1"/>
+    <AuxValue name="FormSettings_listenerGenerationStyle" type="java.lang.Integer" value="0"/>
+    <AuxValue name="FormSettings_variablesLocal" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_variablesModifier" type="java.lang.Integer" value="2"/>
+    <AuxValue name="designerSize" type="java.awt.Dimension" value="-84,-19,0,5,115,114,0,18,106,97,118,97,46,97,119,116,46,68,105,109,101,110,115,105,111,110,65,-114,-39,-41,-84,95,68,20,2,0,2,73,0,6,104,101,105,103,104,116,73,0,5,119,105,100,116,104,120,112,0,0,1,44,0,0,1,-112"/>
+  </AuxValues>
+
+  <Layout class="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout"/>
+  <SubComponents>
+    <Container class="javax.swing.JPanel" name="jPanel1">
+      <Constraints>
+        <Constraint layoutClass="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout" value="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout$BorderConstraintsDescription">
+          <BorderConstraints direction="Center"/>
+        </Constraint>
+      </Constraints>
+
+      <Layout>
+        <DimensionLayout dim="0">
+          <Group type="103" groupAlignment="0" attributes="0">
+              <Component id="grafikView1" alignment="0" pref="400" max="32767" attributes="0"/>
+          </Group>
+        </DimensionLayout>
+        <DimensionLayout dim="1">
+          <Group type="103" groupAlignment="0" attributes="0">
+              <Component id="grafikView1" alignment="1" pref="279" max="32767" attributes="0"/>
+          </Group>
+        </DimensionLayout>
+      </Layout>
+      <SubComponents>
+        <Container class="mvcgrafik.view.GrafikView" name="grafikView1">
+
+          <Layout class="org.netbeans.modules.form.compat2.layouts.DesignAbsoluteLayout">
+            <Property name="useNullLayout" type="boolean" value="true"/>
+          </Layout>
+        </Container>
+      </SubComponents>
+    </Container>
+  </SubComponents>
+</Form>

src/mvcgrafik/view/GrafikMenuView.java

+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package mvcgrafik.view;
+
+/**
+ *
+ * @author hd
+ */
+public class GrafikMenuView extends javax.swing.JFrame
+{
+
+  /**
+   * @return the jPanel1
+   */
+  public javax.swing.JPanel getjPanel1()
+  {
+    return jPanel1;
+  }
+
+  /**
+   * Creates new form GrafikMenuView
+   */
+  public GrafikMenuView()
+  {
+    initComponents();
+  }
+  
+
+
+  /**
+   * This method is called from within the constructor to initialize the form.
+   * WARNING: Do NOT modify this code. The content of this method is always
+   * regenerated by the Form Editor.
+   */
+  @SuppressWarnings("unchecked")
+  // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
+  private void initComponents()
+  {
+
+    jFileChooser1 = new javax.swing.JFileChooser();
+    jPanel1 = new javax.swing.JPanel();
+    grafikView1 = new mvcgrafik.view.GrafikView();
+    jMenuBar1 = new javax.swing.JMenuBar();
+    jMenu1 = new javax.swing.JMenu();
+    btnOpen = new javax.swing.JMenuItem();
+    btnSafe = new javax.swing.JMenuItem();
+    jMenu2 = new javax.swing.JMenu();
+
+    setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
+    setTitle("Zeichentool");
+
+    javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
+    jPanel1.setLayout(jPanel1Layout);
+    jPanel1Layout.setHorizontalGroup(
+      jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+      .addComponent(grafikView1, javax.swing.GroupLayout.DEFAULT_SIZE, 400, Short.MAX_VALUE)
+    );
+    jPanel1Layout.setVerticalGroup(
+      jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+      .addComponent(grafikView1, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.DEFAULT_SIZE, 279, Short.MAX_VALUE)
+    );
+
+    getContentPane().add(jPanel1, java.awt.BorderLayout.CENTER);
+
+    jMenu1.setText("File");
+
+    btnOpen.setText("Open");
+    btnOpen.addActionListener(new java.awt.event.ActionListener()
+    {
+      public void actionPerformed(java.awt.event.ActionEvent evt)
+      {
+        btnOpenActionPerformed(evt);
+      }
+    });
+    jMenu1.add(btnOpen);
+
+    btnSafe.setText("Safe");
+    btnSafe.addActionListener(new java.awt.event.ActionListener()
+    {
+      public void actionPerformed(java.awt.event.ActionEvent evt)
+      {
+        btnSafeActionPerformed(evt);
+      }
+    });
+    jMenu1.add(btnSafe);
+
+    jMenuBar1.add(jMenu1);
+
+    jMenu2.setText("Edit");
+    jMenuBar1.add(jMenu2);
+
+    setJMenuBar(jMenuBar1);
+
+    pack();
+  }// </editor-fold>//GEN-END:initComponents
+
+  private void btnOpenActionPerformed(java.awt.event.ActionEvent evt)//GEN-FIRST:event_btnOpenActionPerformed
+  {//GEN-HEADEREND:event_btnOpenActionPerformed
+    // TODO add your handling code here:
+  }//GEN-LAST:event_btnOpenActionPerformed
+
+  private void btnSafeActionPerformed(java.awt.event.ActionEvent evt)//GEN-FIRST:event_btnSafeActionPerformed
+  {//GEN-HEADEREND:event_btnSafeActionPerformed
+    // TODO add your handling code here:
+  }//GEN-LAST:event_btnSafeActionPerformed
+
+  /**
+   * @param args the command line arguments
+   */
+  public static void main(String args[])
+  {
+    /* Set the Nimbus look and feel */
+    //<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
+    /* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
+         * For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html 
+     */
+    try
+    {
+      for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels())
+      {
+        if ("Nimbus".equals(info.getName()))
+        {
+          javax.swing.UIManager.setLookAndFeel(info.getClassName());
+          break;
+        }
+      }
+    }
+    catch (ClassNotFoundException ex)
+    {
+      java.util.logging.Logger.getLogger(GrafikMenuView.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
+    }
+    catch (InstantiationException ex)
+    {
+      java.util.logging.Logger.getLogger(GrafikMenuView.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
+    }
+    catch (IllegalAccessException ex)
+    {
+      java.util.logging.Logger.getLogger(GrafikMenuView.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
+    }
+    catch (javax.swing.UnsupportedLookAndFeelException ex)
+    {
+      java.util.logging.Logger.getLogger(GrafikMenuView.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
+    }
+    //</editor-fold>
+
+    /* Create and display the form */
+    java.awt.EventQueue.invokeLater(new Runnable()
+    {
+      public void run()
+      {
+        new GrafikMenuView().setVisible(true);
+      }
+    });
+  }
+
+  // Variables declaration - do not modify//GEN-BEGIN:variables
+  private javax.swing.JMenuItem btnOpen;
+  private javax.swing.JMenuItem btnSafe;
+  private mvcgrafik.view.GrafikView grafikView1;
+  private javax.swing.JFileChooser jFileChooser1;
+  private javax.swing.JMenu jMenu1;
+  private javax.swing.JMenu jMenu2;
+  private javax.swing.JMenuBar jMenuBar1;
+  private javax.swing.JPanel jPanel1;
+  // End of variables declaration//GEN-END:variables
+
+  /**
+   * @return the grafikView1
+   */
+  public mvcgrafik.view.GrafikView getGrafikView1()
+  {
+    return grafikView1;
+  }
+
+  /**
+   * @return the jFileChooser1
+   */
+  public javax.swing.JFileChooser getjFileChooser1()
+  {
+    return jFileChooser1;
+  }
+
+  /**
+   * @return the btnOpen
+   */
+  public javax.swing.JMenuItem getBtnOpen()
+  {
+    return btnOpen;
+  }
+
+  /**
+   * @return the btnSafe
+   */
+  public javax.swing.JMenuItem getBtnSafe()
+  {
+    return btnSafe;
+  }
+}

src/mvcgrafik/view/GrafikView.java

+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package mvcgrafik.view;
+
+import java.awt.Color;
+import java.awt.Dimension;
+import java.awt.Graphics;
+import java.awt.Graphics2D;
+import java.awt.Point;
+import java.awt.geom.Line2D;
+import java.awt.geom.Rectangle2D;
+import java.awt.print.PageFormat;
+import java.awt.print.Printable;
+import java.awt.print.PrinterException;
+import java.awt.print.PrinterJob;
+import java.util.logging.Logger;
+import javax.print.attribute.HashPrintRequestAttributeSet;
+import javax.print.attribute.standard.DialogTypeSelection;
+import javax.swing.JComponent;
+import javax.swing.JOptionPane;
+import mvcgrafik.model.GrafikModel;
+import mvcgrafik.logger.OhmLogger;
+
+/**
+ *
+ * @author hd, chris
+ */
+public class GrafikView extends JComponent implements Printable
+{
+  private final static Dimension EINS = new Dimension(1, 1);
+  private static Logger lg = OhmLogger.getLogger();
+  private Rectangle2D.Float pixel;
+  private GrafikModel model;
+  private Point old_punkt = null;
+
+  public GrafikView()
+  {
+    pixel = new Rectangle2D.Float();
+    this.setBackground(Color.WHITE);
+  }
+
+  public void setModel(GrafikModel model)
+  {
+    this.model = model;
+  }
+
+  public void drawLine(Point p, Point p_old)
+  {
+    Graphics2D g2 = (Graphics2D) this.getGraphics();
+    Line2D.Double line = new Line2D.Double(p.getX(),p.getY(),p_old.getX(),p_old.getY());
+    g2.draw(line);
+    g2.dispose(); // VERY, VERY WICHTIG
+  }
+  public void drawLineG2(Point p, Point p_old, Graphics2D g2)
+  {
+    Line2D.Double line = new Line2D.Double(p.getX(),p.getY(),p_old.getX(),p_old.getY());
+    g2.draw(line);
+  }
+  
+  
+  @Override
+  public void paintComponent(Graphics g)
+  {
+    lg.info("repaint");
+    if (model == null)
+    {
+      lg.severe("keine Referenz auf Model vorhanden");
+      return;
+    }
+    super.paintComponent(g);
+    Graphics2D g2 = (Graphics2D) g;
+
+    model.getFigures().forEach(figure -> {
+      old_punkt = null;
+      figure.getPunkte().forEach(punkt -> {
+        if(old_punkt != null)
+        {
+          drawLineG2(punkt, old_punkt, g2);
+        }
+        old_punkt = punkt;
+      });
+    });
+  }
+  
+  public void doPrint()
+  {
+    HashPrintRequestAttributeSet printSet = 
+      new HashPrintRequestAttributeSet();
+    printSet.add(DialogTypeSelection.NATIVE);
+    PrinterJob pj = PrinterJob.getPrinterJob();
+    pj.setPrintable(this);
+    // Druckdialog
+    if (pj.printDialog(printSet))
+    {
+      try
+      {
+        pj.print(printSet);
+      }
+      catch (Exception ex)
+      {
+        JOptionPane.showMessageDialog(this, ex.toString());
+      }
+    }
+  }
+
+  @Override
+  public int print(Graphics gp, PageFormat pf, int pageIndex) throws PrinterException
+  {
+    Graphics2D g2p = (Graphics2D) gp;
+    if (pageIndex == 1)
+    {
+      g2p.translate(pf.getImageableX(), pf.getImageableY());
+      g2p.scale(pf.getImageableWidth()/this.getWidth(), 
+                pf.getImageableHeight() / this.getHeight());
+      super.print(g2p);
+      return Printable.PAGE_EXISTS;
+    }
+    else
+    {
+      return Printable.NO_SUCH_PAGE;
+    }
+  }
+
+}