57 lines
1.1 KiB
Java
57 lines
1.1 KiB
Java
package com.bytezone.diskbrowser.applefile;
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import com.bytezone.diskbrowser.HexFormatter;
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public class VisicalcFile extends AbstractFile
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{
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private VisicalcSpreadsheet sheet;
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public VisicalcFile (String name, byte[] buffer)
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{
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super (name, buffer);
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}
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@Override
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public String getText ()
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{
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if (sheet == null)
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sheet = new VisicalcSpreadsheet (buffer);
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StringBuilder text = new StringBuilder ();
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text.append ("Visicalc : " + name + "\n");
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text.append ("Cells : " + sheet.size () + "\n\n");
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text.append (sheet.getCells ());
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if (false)
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{
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text.append ("\n");
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for (String line : sheet.lines)
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{
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text.append ("\n");
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text.append (line);
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}
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}
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return text.toString ();
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}
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public static boolean isVisicalcFile (byte[] buffer)
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{
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if (false)
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System.out.println (HexFormatter.format (buffer));
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int firstByte = buffer[0] & 0xFF;
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if (firstByte != 0xBE && firstByte != 0xAF)
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return false;
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int last = buffer.length - 1;
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while (buffer[last] == 0)
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last--;
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if (buffer[last] != (byte) 0x8D)
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return false;
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return true;
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}
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} |