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improved Range

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This commit is contained in:
Denis Molony 2016-03-02 09:02:52 +11:00
parent adcd9cffda
commit 7c883cf5a1
1 changed files with 59 additions and 16 deletions
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75
src/com/bytezone/diskbrowser/applefile/VisicalcSpreadsheet.java
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@ -2,12 +2,7 @@ package com.bytezone.diskbrowser.applefile;
import java.security.InvalidParameterException;
import java.text.DecimalFormat;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.TreeMap;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
@ -21,7 +16,8 @@ public class VisicalcSpreadsheet implements Iterable<VisicalcCell>
private static final Pattern cellContents =
Pattern.compile ("([-+/*]?)(([A-Z]{1,2}[0-9]{1,3})|([0-9.]+)|(@[^-+/*]+))");
private static final Pattern functionPattern = Pattern
.compile ("\\(([A-B]?[A-Z])([0-9]{1,3})\\.\\.\\.([A-B]?[A-Z])([0-9]{1,3})\\)");
.compile ("\\(([A-B]?[A-Z])([0-9]{1,3})\\.\\.\\.([A-B]?[A-Z])([0-9]{1,3})\\)?");
private static final Pattern addressList = Pattern.compile ("\\(([^,]+(,[^,]+)*)\\)");
private final Map<Integer, VisicalcCell> sheet = new TreeMap<Integer, VisicalcCell> ();
private final Map<String, Double> functions = new HashMap<String, Double> ();
@ -141,13 +137,17 @@ public class VisicalcSpreadsheet implements Iterable<VisicalcCell>
int ptr = 0;
int last = buffer.length - 1;
// System.out.println (HexFormatter.format (buffer));
while (buffer[last] == 0)
last--;
while (ptr <= last)
{
int endPtr = findEndPtr (buffer, ptr);
add (HexFormatter.getString (buffer, ptr, endPtr - ptr));
String s = HexFormatter.getString (buffer, ptr, endPtr - ptr);
// System.out.println (s);
add (s);
ptr = endPtr + 1;
}
@ -159,20 +159,23 @@ public class VisicalcSpreadsheet implements Iterable<VisicalcCell>
System.out.printf ("Width of column %3d: %d%n", entry.getKey (), entry.getValue ());
}
public void add (String command)
private void add (String command)
{
// [>K11:@SUM(J11...F11]
// System.out.printf ("Adding command [%s]%n", command);
lines.add (command);
String data;
if (command.startsWith (">")) // GOTO cell
if (command.startsWith (">")) // GOTO cell
{
int pos = command.indexOf (':'); // end of cell address
int pos = command.indexOf (':'); // end of cell address
Matcher m = addressPattern.matcher (command);
if (m.find ())
{
Address address = new Address (m.group (1), m.group (2));
VisicalcCell cell = sheet.get (address.sortValue);
command = command.substring (pos + 1);
// System.out.printf ("%s %s%n", address, command);
if (cell == null)
{
@ -187,7 +190,7 @@ public class VisicalcSpreadsheet implements Iterable<VisicalcCell>
System.out.printf ("Invalid cell address: %s%n", command);
}
if (command.startsWith ("/")) // command
if (command.startsWith ("/")) // command
{
// System.out.printf ("Cmd: %s%n", command);
data = command.substring (1);
@ -277,6 +280,21 @@ public class VisicalcSpreadsheet implements Iterable<VisicalcCell>
double result = 0;
if (range == null)
{
m = addressList.matcher (function);
while (m.find ())
{
String[] cells = m.group (1).split (",");
range = new Range (cells);
}
if (range == null)
{
System.out.println ("null range : " + function);
return result;
}
}
if (function.startsWith ("@SUM"))
{
for (Address address : range)
@ -454,13 +472,13 @@ public class VisicalcSpreadsheet implements Iterable<VisicalcCell>
{
if (command.startsWith ("/"))
{
if (command.charAt (1) == 'F') // format cell
if (command.charAt (1) == 'F') // format cell
{
format = command.charAt (2);
if (command.length () > 3 && command.charAt (3) == '"')
label = command.substring (4);
}
else if (command.charAt (1) == '-') // repeating label
else if (command.charAt (1) == '-') // repeating label
{
repeatingChar = command.charAt (2);
for (int i = 0; i < 20; i++)
@ -474,7 +492,10 @@ public class VisicalcSpreadsheet implements Iterable<VisicalcCell>
else if (command.matches ("^[0-9.]+$")) // contains only numbers or .
this.value = Float.parseFloat (command);
else
{
formula = command;
// System.out.printf ("Formula=[%s]%n", formula);
}
}
public boolean hasValue ()
@ -490,15 +511,19 @@ public class VisicalcSpreadsheet implements Iterable<VisicalcCell>
double result = 0.0;
double interim = 0.0;
// System.out.printf ("In getValue with [%s]%n", formula);
Matcher m = cellContents.matcher (formula);
while (m.find ())
{
// for (int i = 0; i <= m.groupCount (); i++)
// System.out.printf ("%d %s%n", i, m.group (i));
valid = true;
char operator = m.group (1).isEmpty () ? '+' : m.group (1).charAt (0);
if (m.group (3) != null) // address
if (m.group (3) != null) // address
interim = parent.getValue (m.group (3));
else if (m.group (4) != null) // constant
else if (m.group (4) != null) // constant
try
{
interim = Double.parseDouble (m.group (4));
@ -598,9 +623,27 @@ public class VisicalcSpreadsheet implements Iterable<VisicalcCell>
throw new InvalidParameterException ();
}
public Range (String[] cells)
{
for (String s : cells)
{
Address address = new Address (s);
range.add (address);
}
}
@Override
public String toString ()
{
if (from == null || to == null)
{
StringBuilder text = new StringBuilder ();
for (Address address : range)
text.append (address.text + ",");
if (text.length () > 0)
text.deleteCharAt (text.length () - 1);
return text.toString ();
}
return String.format (" %s -> %s", from.text, to.text);
}