// reset (for reuse)
public void Reset(BitMap defaultBitmap)
{
DefaultBitmap = defaultBitmap;
for (int i = 0; i < MAX_AND_BITMAPS; i++)
{
AndBitmaps[i] = null;
}
for (int i = 0; i < MAX_OR_BITMAPS; i++)
{
OrBitmaps[i] = OrBitmaps2[i] = null;
}
andBitmapCount = orBitmapCount = orBitmapCount2 = 0;
conditions.Clear();
}
// add a bitmap to the 'and' group
public void AndBitmap(BitMap bitMap)
{
if (andBitmapCount == MAX_AND_BITMAPS)
{
Log.Error("Too many AND-bitmaps in Finder");
return;
}
if (bitMap == null)
{
DefaultBitmap = null;
}
else
{
AndBitmaps[andBitmapCount++] = bitMap;
}
}
// copy constructor
public Finder(Finder source)
{
DefaultBitmap = source.DefaultBitmap;
andBitmapCount = source.andBitmapCount;
for (int i = 0; i < andBitmapCount; i++)
{
AndBitmaps[i] = source.AndBitmaps[i];
}
orBitmapCount = source.orBitmapCount;
for (int i = 0; i < orBitmapCount; i++)
{
OrBitmaps[i] = source.OrBitmaps[i];
}
orBitmapCount2 = source.orBitmapCount2;
for (int i = 0; i < orBitmapCount2; i++)
{
OrBitmaps2[i] = source.OrBitmaps2[i];
}
conditions.AddRange(source.conditions);
}
// replace a bitmap from the 'and' group
public void SetBitmap(int index, BitMap bitMap)
{
AndBitmaps[index] = bitMap;
}
// constructor
public Finder(BitMap defaultBitmap)
{
DefaultBitmap = defaultBitmap;
}
// helper to (re)set forward and reverse bitmaps
private void updateBitmapPair(int id, BitMap positive, BitMap negative, bool isPositive)
{
positive.Set(id, isPositive);
negative.Set(id, !isPositive);
}