mirror of
https://github.com/dmolony/DiskBrowser.git
synced 2024-06-23 23:29:30 +00:00
46 lines
821 B
Java
46 lines
821 B
Java
package com.bytezone.diskbrowser.visicalc;
|
|
|
|
class Max extends Function
|
|
{
|
|
private final Range range;
|
|
private boolean hasChecked;
|
|
private double max = Double.MIN_VALUE;
|
|
|
|
public Max (Sheet parent, String text)
|
|
{
|
|
super (parent, text);
|
|
range = getRange (text);
|
|
}
|
|
|
|
@Override
|
|
public boolean hasValue ()
|
|
{
|
|
if (!hasChecked)
|
|
calculate ();
|
|
return hasValue;
|
|
}
|
|
|
|
@Override
|
|
public double getValue ()
|
|
{
|
|
return hasValue () ? max : 0;
|
|
}
|
|
|
|
private void calculate ()
|
|
{
|
|
hasChecked = true;
|
|
hasValue = false;
|
|
|
|
for (Address address : range)
|
|
{
|
|
Cell cell = parent.getCell (address);
|
|
if (cell != null && cell.hasValue ())
|
|
{
|
|
hasValue = true;
|
|
double value = cell.getValue ();
|
|
if (value > max)
|
|
max = value;
|
|
}
|
|
}
|
|
}
|
|
} |