Version 0.2.1.

* Save last scroll position.
* Modify read dialog.

pom.xml

@@ -6,7 +6,7 @@
 
   <groupId>com.walksocket</groupId>
   <artifactId>ebonyrack</artifactId>
-  <version>0.2.0</version>
+  <version>0.2.1</version>
   <packaging>jar</packaging>
 
   <name>ebonyrack</name>

src/main/java/com/walksocket/er/component/main/Root.java

@@ -8,7 +8,10 @@
 import com.walksocket.er.component.main.root.Workspace;
 import com.walksocket.er.config.CfgProject;
 import java.awt.BorderLayout;
+import java.awt.event.ComponentAdapter;
+import java.awt.event.ComponentEvent;
 import javax.swing.JPanel;
+import javax.swing.JScrollBar;
 import javax.swing.JScrollPane;
 import javax.swing.JSplitPane;
 
@@ -32,6 +35,11 @@ public class Root extends JPanel {
    */
   private final Workspace workspace;
 
+  /**
+   * resized.
+   */
+  private boolean resized;
+
   /**
    * Constructor.
    *
@@ -41,6 +49,10 @@ public class Root extends JPanel {
   public Root(Main main, CfgProject cfgProject) {
     this.main = main;
 
+    // invisible
+    var root = this;
+    root.setVisible(false);
+
     // layout
     setLayout(new BorderLayout());
 
@@ -89,7 +101,36 @@ public Root(Main main, CfgProject cfgProject) {
     var scrollPaneWorkspace = new JScrollPane(workspace, JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,
         JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
     scrollPaneWorkspace.getHorizontalScrollBar().setUnitIncrement(30);
+    scrollPaneWorkspace.getHorizontalScrollBar().addAdjustmentListener(adjustmentEvent -> {
+      var sb = (JScrollBar) adjustmentEvent.getSource();
+      if (!sb.getValueIsAdjusting() && resized) {
+        cfgProject.pos.workspaceHorizontalScroll = sb.getValue();
+        Config.save();
+      }
+    });
     scrollPaneWorkspace.getVerticalScrollBar().setUnitIncrement(30);
+    scrollPaneWorkspace.getVerticalScrollBar().addAdjustmentListener(adjustmentEvent -> {
+      var sb = (JScrollBar) adjustmentEvent.getSource();
+      if (!sb.getValueIsAdjusting() && resized) {
+        cfgProject.pos.workspaceVerticalScroll = sb.getValue();
+        Config.save();
+      }
+    });
+    workspace.addComponentListener(new ComponentAdapter() {
+      @Override
+      public void componentResized(ComponentEvent e) {
+        if (!resized) {
+          scrollPaneWorkspace.getHorizontalScrollBar()
+              .setValue(cfgProject.pos.workspaceHorizontalScroll);
+          scrollPaneWorkspace.getVerticalScrollBar()
+              .setValue(cfgProject.pos.workspaceVerticalScroll);
+          resized = true;
+
+          // visible
+          root.setVisible(true);
+        }
+      }
+    });
     sp.setRightComponent(scrollPaneWorkspace);
 
     // sync side between workspace

src/main/java/com/walksocket/er/component/main/root/Outline.java

@@ -5,6 +5,7 @@
 import java.awt.Color;
 import java.awt.Graphics;
 import java.awt.Graphics2D;
+import java.awt.Image;
 import java.awt.event.MouseAdapter;
 import java.awt.event.MouseEvent;
 import java.awt.image.BufferedImage;
@@ -93,7 +94,8 @@ protected void paintComponent(Graphics g) {
     viewFrame.updateScaleRatio(scaleRatio);
 
     var g2 = (Graphics2D) g.create();
-    g2.drawImage(captureImage, 0, 0, w, h, new Color(73, 70, 44, 8), null);
+    g2.drawImage(captureImage.getScaledInstance(w, h, Image.SCALE_DEFAULT), 0, 0, w, h,
+        new Color(73, 70, 44, 8), null);
     g2.dispose();
 
     var p = workspace.getParent();

src/main/java/com/walksocket/er/component/startup/root/Project.java

@@ -193,7 +193,7 @@ private JPanel getDataPanel() {
           chooser.setFileFilter(new FileNameExtensionFilter("*" + dotFormat,
               format));
           chooser.setSelectedFile(new File(file));
-          var result = chooser.showSaveDialog(this);
+          var result = chooser.showOpenDialog(this);
           if (result == JFileChooser.APPROVE_OPTION) {
             var fileName = chooser.getSelectedFile().getAbsolutePath();
             if (!fileName.endsWith(dotFormat)) {

src/main/java/com/walksocket/er/config/CfgProjectPos.java

@@ -34,4 +34,14 @@ public class CfgProjectPos {
    * side divider.
    */
   public int sideDivider;
+
+  /**
+   * workspace horizontal scroll.
+   */
+  public int workspaceHorizontalScroll;
+
+  /**
+   * workspace vertical scroll.
+   */
+  public int workspaceVerticalScroll;
 }