mirror of
https://github.com/dmolony/DiskBrowser.git
synced 2024-06-26 17:29:50 +00:00
45 lines
781 B
Java
45 lines
781 B
Java
package com.bytezone.diskbrowser.visicalc;
|
|
|
|
class Count extends Function
|
|
{
|
|
private final Range range;
|
|
private boolean hasChecked;
|
|
private double count = 0;
|
|
|
|
public Count (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 () ? count : 0;
|
|
}
|
|
|
|
private void calculate ()
|
|
{
|
|
hasChecked = true;
|
|
hasValue = false;
|
|
|
|
for (Address address : range)
|
|
{
|
|
Cell cell = parent.getCell (address);
|
|
if (cell != null && cell.hasValue ())
|
|
{
|
|
hasValue = true;
|
|
if (cell.getValue () != 0.0)
|
|
count++;
|
|
}
|
|
}
|
|
}
|
|
} |