From 0637f526ca0ceb0041ddace6a1f0fb258ba69679 Mon Sep 17 00:00:00 2001
From: Denis Molony <dmolony@users.noreply.github.com>
Date: Fri, 26 Mar 2021 11:11:34 +1000
Subject: [PATCH] Initial MagicWindow support

---
 .../applefile/MagicWindowText.java            | 52 +++++++++++++++++++
 .../diskbrowser/dos/AbstractCatalogEntry.java |  3 ++
 2 files changed, 55 insertions(+)
 create mode 100644 src/com/bytezone/diskbrowser/applefile/MagicWindowText.java

diff --git a/src/com/bytezone/diskbrowser/applefile/MagicWindowText.java b/src/com/bytezone/diskbrowser/applefile/MagicWindowText.java
new file mode 100644
index 0000000..b03f178
--- /dev/null
+++ b/src/com/bytezone/diskbrowser/applefile/MagicWindowText.java
@@ -0,0 +1,52 @@
+package com.bytezone.diskbrowser.applefile;
+
+// -----------------------------------------------------------------------------------//
+public class MagicWindowText extends AbstractFile
+// -----------------------------------------------------------------------------------//
+{
+
+  // ---------------------------------------------------------------------------------//
+  public MagicWindowText (String name, byte[] buffer)
+  // ---------------------------------------------------------------------------------//
+  {
+    super (name, buffer);
+  }
+
+  // ---------------------------------------------------------------------------------//
+  @Override
+  public String getText ()
+  // ---------------------------------------------------------------------------------//
+  {
+    StringBuilder text = new StringBuilder ();
+
+    text.append ("Name : " + name + "\n");
+    text.append (String.format ("End of file   : %,8d%n%n", buffer.length));
+
+    int ptr = 0x100;
+    while (ptr < buffer.length && buffer[ptr] != 0x00)
+    {
+      String line = getLine (ptr);
+      text.append (line + "\n");
+      ptr += line.length () + 1;
+      if (ptr < buffer.length && buffer[ptr] == 0x0A)
+        ptr++;
+    }
+
+    return text.toString ();
+  }
+
+  // ---------------------------------------------------------------------------------//
+  private String getLine (int ptr)
+  // ---------------------------------------------------------------------------------//
+  {
+    StringBuilder line = new StringBuilder ();
+
+    // added check for 0x00 eol 17/01/17
+    while (ptr < buffer.length && buffer[ptr] != (byte) 0x8D && buffer[ptr] != 0x00)
+    {
+      line.append ((char) (buffer[ptr++] & 0x7F));
+    }
+
+    return line.toString ();
+  }
+}
diff --git a/src/com/bytezone/diskbrowser/dos/AbstractCatalogEntry.java b/src/com/bytezone/diskbrowser/dos/AbstractCatalogEntry.java
index f2715e5..072181e 100644
--- a/src/com/bytezone/diskbrowser/dos/AbstractCatalogEntry.java
+++ b/src/com/bytezone/diskbrowser/dos/AbstractCatalogEntry.java
@@ -14,6 +14,7 @@ import com.bytezone.diskbrowser.applefile.ErrorMessageFile;
 import com.bytezone.diskbrowser.applefile.FontFile;
 import com.bytezone.diskbrowser.applefile.HiResImage;
 import com.bytezone.diskbrowser.applefile.IntegerBasicProgram;
+import com.bytezone.diskbrowser.applefile.MagicWindowText;
 import com.bytezone.diskbrowser.applefile.MerlinSource;
 import com.bytezone.diskbrowser.applefile.OriginalHiResImage;
 import com.bytezone.diskbrowser.applefile.PrintShopGraphic;
@@ -271,6 +272,8 @@ abstract class AbstractCatalogEntry implements AppleFileSource
               || name.endsWith (".SET") || name.startsWith ("ASCII."))
               && FontFile.isFont (exactBuffer))
             appleFile = new FontFile (name, exactBuffer, loadAddress);
+          else if (name.endsWith (".MW"))
+            appleFile = new MagicWindowText (name, exactBuffer);
           else if (ShapeTable.isShapeTable (exactBuffer))
             appleFile = new ShapeTable (name, exactBuffer);
           else if (name.endsWith (".S"))