From d7a17c35c443e2cb6c09eaa3cfeaf590a571faa1 Mon Sep 17 00:00:00 2001
From: Normand Briere <nbriere@noware.ca>
Date: Wed, 17 Jul 2019 20:15:40 -0400
Subject: [PATCH] Version slider

---
 ObjEditor.java |  274 ++++++++++++++++++++++++++++++++++++++++++++++--------
 1 files changed, 233 insertions(+), 41 deletions(-)

diff --git a/ObjEditor.java b/ObjEditor.java
index 93548e1..6e1560f 100644
--- a/ObjEditor.java
+++ b/ObjEditor.java
@@ -282,6 +282,12 @@
         client = inClient;
         copy = client;
 
+        if (copy.versions == null)
+        {
+            copy.versions = new byte[100][];
+            copy.versionindex = -1;
+        }
+        
         // "this" is not called: SetupUI2(objEditor);
     }
 
@@ -295,6 +301,12 @@
         client = inClient;
         copy = client;
 
+        if (copy.versions == null)
+        {
+            copy.versions = new byte[100][];
+            copy.versionindex = -1;
+        }
+        
         SetupUI2(callee.GetEditor());
     }
 
@@ -327,6 +339,12 @@
         copy = localCopy;
         copy.editWindow = this;
 
+        if (copy.versions == null)
+        {
+            copy.versions = new byte[100][];
+            copy.versionindex = -1;
+        }
+        
         SetupMenu();
 
         //SetupName(objEditor); // new
@@ -816,6 +834,28 @@
             frame.validate();
         }
 
+    private byte[] CompressCopy()
+    {
+        boolean temp = CameraPane.SWITCH;
+        CameraPane.SWITCH = false;
+        
+        copy.ExtractBigData(versiontable);
+        // if (copy == client)
+        
+        byte[] versions[] = copy.versions;
+        copy.versions = null;
+        
+        byte[] compress = Compress(copy);
+        
+        copy.versions = versions;
+        
+        copy.RestoreBigData(versiontable);
+        
+        CameraPane.SWITCH = temp;
+        
+        return compress;
+    }
+
     private JTextPane createTextPane()
     {
 // TEXTAREA       String[] initString =
@@ -1174,10 +1214,11 @@
         randomCB = AddCheckBox(setupPanel2, "Random", copy.random);
         randomCB.setToolTipText("Randomly Rewind (or Go back and forth)");
 
+        link2masterCB = AddCheckBox(setupPanel2, "Support", copy.link2master);
+        link2masterCB.setToolTipText("Attach to support");
+        
         if (Globals.ADVANCED)
         {
-                link2masterCB = AddCheckBox(setupPanel2, "Supp", copy.link2master);
-                link2masterCB.setToolTipText("Attach to support");
                 speedupCB = AddCheckBox(setupPanel2, "Speed", copy.speedup);
                 speedupCB.setToolTipText("Option motion capture");
         }
@@ -1979,8 +2020,9 @@
             // 3D models
             if (filename.endsWith(".3ds") || filename.endsWith(".3DS"))
             {
-                lastConverter = new com.jmex.model.converters.MaxToJme();
-                LoadFile(filename, lastConverter);
+                //lastConverter = new com.jmex.model.converters.MaxToJme();
+                //LoadFile(filename, lastConverter);
+                LoadObjFile(filename); // New 3ds loader
                 continue;
             }
             if (filename.endsWith(".dae") || filename.endsWith(".DAE"))
@@ -2706,6 +2748,7 @@
                 LA.matXRotate(((Object3D) group.get(group.size() - 1)).toParent, -Math.PI / 2);
                 LA.matXRotate(((Object3D) group.get(group.size() - 1)).fromParent, Math.PI / 2);
             }
+            
             //cJME.count++;
             //cJME.count %= 12;
             if (gc)
@@ -2889,6 +2932,7 @@
             }
         }
     }
+    
     cFileSystemPane FSPane;
 
     void SetMaterial(cMaterial mat, Object3D.cVector2[] others)
@@ -2942,6 +2986,7 @@
                 }
             }
         }
+        
         freezematerial = false;
     }
 
@@ -3476,8 +3521,8 @@
         try
         {
             ByteArrayOutputStream baos = new ByteArrayOutputStream();
-            java.util.zip.GZIPOutputStream zstream = new java.util.zip.GZIPOutputStream(baos);
-            ObjectOutputStream out = new ObjectOutputStream(zstream);
+//            java.util.zip.GZIPOutputStream zstream = new java.util.zip.GZIPOutputStream(baos);
+            ObjectOutputStream out = new ObjectOutputStream(baos); //zstream);
 
         Object3D parent = o.parent;
         o.parent = null;
@@ -3488,10 +3533,14 @@
         
             out.flush();
 
-            zstream.close();
+            baos //zstream
+                    .close();
             out.close();
             
-            return baos.toByteArray();
+            byte[] bytes = baos.toByteArray();
+            
+        System.out.println("save #bytes = " + bytes.length);
+            return bytes;
         } catch (Exception e)
         {
             System.err.println(e);
@@ -3501,13 +3550,16 @@
 
     static public Object Uncompress(byte[] bytes)
     {
-        System.out.println("#bytes = " + bytes.length);
+        System.out.println("restore #bytes = " + bytes.length);
         try
         {
             ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
-            java.util.zip.GZIPInputStream istream = new java.util.zip.GZIPInputStream(bais);
-            ObjectInputStream in = new ObjectInputStream(istream);
+            //java.util.zip.GZIPInputStream istream = new java.util.zip.GZIPInputStream(bais);
+            ObjectInputStream in = new ObjectInputStream(bais); // istream);
             Object obj = in.readObject();
+            
+            bais //istream
+                    .close();
             in.close();
             
             return obj;
@@ -3562,33 +3614,67 @@
         return null;
     }
     
-    java.util.Hashtable<java.util.UUID, Object3D> hashtable = new java.util.Hashtable<java.util.UUID, Object3D>();
     
     public void Save()
+    {
+        //Save(true);
+        Replace();
+    }
+    
+    private boolean Equal(byte[] compress, byte[] name)
+    {
+        if (compress.length != name.length)
+        {
+            return false;
+        }
+        
+        for (int i=compress.length; --i>=0;)
+        {
+            if (compress[i] != name[i])
+                return false;
+        }
+        
+        return true;
+    }
+
+    java.util.Hashtable<java.util.UUID, Object3D> versiontable = new java.util.Hashtable<java.util.UUID, Object3D>();
+    
+    public boolean Save(boolean user)
     {
         System.err.println("Save");
         
         cRadio tab = GetCurrentTab();
         
-        boolean temp = CameraPane.SWITCH;
-        CameraPane.SWITCH = false;
+        byte[] compress = CompressCopy();
         
-        copy.ExtractBigData(hashtable);
+        boolean thesame = false;
         
-        byte[] compress = Compress(copy);
+        // Quick heuristic using length. Works only when stream is compressed.
+        if (copy.versionindex > 0 && copy.versions[copy.versionindex-1] != null && Equal(compress, copy.versions[copy.versionindex-1]))
+        {
+            thesame = true;
+        }
         
         //EditorFrame.m_MainFrame.requestFocusInWindow();
-        tab.graphs[tab.undoindex++] = compress;
+        if (!thesame)
+        {
+            //tab.user[tab.versionindex] = user;
+            //boolean increment = true; // tab.graphs[tab.versionindex] == null;
+            
+            copy.versions[++copy.versionindex] = compress;
+            
+            // if (increment)
+            //     tab.versionindex++;
+        }
 
-        copy.RestoreBigData(hashtable);
+        //copy.RestoreBigData(versiontable);
 
-        CameraPane.SWITCH = temp;
-        
         //assert(hashtable.isEmpty());
         
-        for (int i = tab.undoindex; i < tab.graphs.length; i++)
+        for (int i = copy.versionindex+1; i < copy.versions.length; i++)
         {
-            tab.graphs[i] = null;
+            //tab.user[i] = false;
+            copy.versions[i] = null;
         }
 
         SetUndoStates();
@@ -3598,7 +3684,7 @@
         {
             try
             {
-                FileOutputStream ostream = new FileOutputStream("save" + tab.undoindex);
+                FileOutputStream ostream = new FileOutputStream("save" + copy.versionindex);
                 ObjectOutputStream p = new ObjectOutputStream(ostream);
 
                 p.writeObject(copy);
@@ -3611,6 +3697,8 @@
                 e.printStackTrace();
             }
         }
+        
+        return !thesame;
     }
 
     void CopyChanged(Object3D obj)
@@ -3620,7 +3708,7 @@
         boolean temp = CameraPane.SWITCH;
         CameraPane.SWITCH = false;
         
-        copy.ExtractBigData(hashtable);
+        copy.ExtractBigData(versiontable);
         
         copy.clear();
         
@@ -3629,7 +3717,7 @@
             copy.add(obj.get(i));
         }
         
-        copy.RestoreBigData(hashtable);
+        copy.RestoreBigData(versiontable);
         
         CameraPane.SWITCH = temp;
         
@@ -3657,52 +3745,129 @@
     }
     
     cButton undoButton;
+    cButton restoreButton;
+    cButton replaceButton;
     cButton redoButton;
         
+    boolean muteSlider;
+    
+    int VersionCount()
+    {
+        int count = 0;
+        
+        for (int i = copy.versions.length; --i >= 0;)
+        {
+            if (copy.versions[i] != null)
+                count++;
+        }
+        
+        return count;
+    }
+    
     void SetUndoStates()
     {
         cRadio tab = GetCurrentTab();
         
-        undoButton.setEnabled(tab.undoindex > 0);
-        redoButton.setEnabled(tab.graphs[tab.undoindex + 1] != null);
+        restoreButton.setEnabled(copy.versionindex != -1);
+        replaceButton.setEnabled(copy.versionindex != -1);
+        
+        undoButton.setEnabled(copy.versionindex > 0);
+        redoButton.setEnabled(copy.versions[copy.versionindex + 1] != null);
+        
+        muteSlider = true;
+        versionSlider.setMaximum(VersionCount() - 1);
+        versionSlider.setInteger(copy.versionindex);
+        muteSlider = false;
     }
     
-    public void Undo()
+    public boolean Undo()
     {
+        // Option?
+        Replace();
+        
         System.err.println("Undo");
         
         cRadio tab = GetCurrentTab();
         
-        if (tab.undoindex == 0)
+        if (copy.versionindex == 0)
         {
             java.awt.Toolkit.getDefaultToolkit().beep();
-            return;
+            return false;
         }
 
-        if (tab.graphs[tab.undoindex] == null)
+//        if (tab.graphs[tab.versionindex] == null) // || !tab.user[tab.versionindex])
+//        {
+//            if (Save(false))
+//                tab.versionindex -= 1;
+//            else
+//            {
+//                if (tab.versionindex <= 0)
+//                    return false;
+//                else
+//                    tab.versionindex -= 1;
+//            }
+//        }
+
+        copy.versionindex -= 1;
+
+        CopyChanged((Object3D)Uncompress(copy.versions[copy.versionindex]));
+        
+        return true;
+    }
+
+    public boolean Restore()
+    {
+        System.err.println("Restore");
+        
+        cRadio tab = GetCurrentTab();
+        
+        if (copy.versionindex == -1 || copy.versions[copy.versionindex] == null)
         {
-            Save();
-            tab.undoindex -= 1;
+            java.awt.Toolkit.getDefaultToolkit().beep();
+            return false;
         }
 
-        tab.undoindex -= 1;
+        CopyChanged((Object3D)Uncompress(copy.versions[copy.versionindex]));
+        
+        return true;
+    }
 
-        CopyChanged((Object3D)Uncompress(tab.graphs[tab.undoindex]));
+    public boolean Replace()
+    {
+        System.err.println("Replace");
+        
+        cRadio tab = GetCurrentTab();
+        
+        if (copy.versionindex == -1 || copy.versions[copy.versionindex] == null)
+        {
+            // No version yet. OK. java.awt.Toolkit.getDefaultToolkit().beep();
+            return false;
+        }
+
+        copy.versions[copy.versionindex] = CompressCopy();
+        
+        return true;
     }
 
     public void Redo()
     {
+        // Option?
+        Replace();
+        
         cRadio tab = GetCurrentTab();
         
-        if (tab.graphs[tab.undoindex + 1] == null)
+        if (copy.versions[copy.versionindex + 1] == null)
         {
             java.awt.Toolkit.getDefaultToolkit().beep();
             return;
         }
 
-        tab.undoindex += 1;
+        copy.versionindex += 1;
 
-        CopyChanged((Object3D)Uncompress(tab.graphs[tab.undoindex]));
+        CopyChanged((Object3D)Uncompress(copy.versions[copy.versionindex]));
+        
+        //if (!tab.user[tab.versionindex])
+        //    tab.graphs[tab.versionindex] = null;
     }
 
         void ImportGFD()
@@ -3998,9 +4163,25 @@
         //copy.Touch();
     }
 
+    cNumberSlider versionSlider;
+    
     public void stateChanged(ChangeEvent e)
     {
         //    assert(false);
+        if (e.getSource() == versionSlider)
+        {
+            if (muteSlider)
+                return;
+            
+            int version = versionSlider.getInteger();
+            
+            if (copy.versions[version] != null)
+            {
+                CopyChanged((Object3D)Uncompress(copy.versions[copy.versionindex = version]));
+            }
+            
+            return;
+        }
 
         if (freezematerial)
         {
@@ -4349,7 +4530,7 @@
 
     void makeSomething(Object3D thing, boolean resetmodel) // deselect)
     {
-        if (Globals.SAVEONMAKE) // && resetmodel)
+        if (Globals.REPLACEONMAKE) // && resetmodel)
             Save();
         //Tween.set(thing, 0).target(1).start(tweenManager);
         //Tween.to(thing, 0, 0.5f).target(0).start(tweenManager);
@@ -4665,8 +4846,8 @@
         
         if (readobj != null)
         {
-        if (Globals.SAVEONMAKE)
-            Save();
+        //if (Globals.SAVEONMAKE) // A new object cannot share meshes
+        //    Save();
             try
             {
                 //readobj.deepCopySelf(copy);
@@ -4721,6 +4902,17 @@
                 c.addChild(csg);
             }
 
+            copy.versions = readobj.versions;
+            copy.versionindex = readobj.versionindex;
+            
+        if (copy.versions == null)
+        {
+            copy.versions = new byte[100][];
+            copy.versionindex = -1;
+        }
+        
+            //? SetUndoStates();
+            
             ResetModel();
             copy.HardTouch(); // recompile?
             refreshContents();

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