public ProvinceBoundBox[] GetAllContainedIn( Rectangle rect )
{
ArrayList resultList = new ArrayList();
for ( int i=0; i<boxes.Length; ++i ) {
if ( rect.Contains( boxes[i].Box ) ) resultList.Add( boxes[i] );
}
ProvinceBoundBox[] result = new ProvinceBoundBox[resultList.Count];
resultList.CopyTo( result );
return result;
}
public ProvinceBoundBox[] CalculateBoundBoxes()
{
ProvinceBoundBox[] boxes = new ProvinceBoundBox[Province.InternalCount];
// Initialize array
for ( ushort i=0; i<Province.InternalCount; ++i ) {
boxes[i] = new ProvinceBoundBox( Lightmap.BaseWidth, Lightmap.BaseHeight, 0, 0, i );
}
// Walk over zones and shrink each box as needed
IDZone firstZone, secondZone, lastZone;
for ( int y=0; y<Lightmap.BaseHeight; ++y ) {
Scanline line = lines[y];
int bufcount = line.Count-2; // Don't need to include the stopper, and the last zone (see later)
firstZone = line.GetZone( 0 );
secondZone = line.GetZone( 1 );
lastZone = line.GetZone( line.Count-2 );
for ( int bufindex=0; bufindex<bufcount; ++bufindex ) {
ushort id = line.GetZone( bufindex ).ID;
if ( id == Province.TerraIncognitaID || id > Province.Count ) continue;
// Check Y values first (this is simple)
if ( boxes[id].Top > y ) boxes[id].Top = y;
if ( boxes[id].Bottom < y ) boxes[id].Bottom = y;
// Now for the X values
// We need to take special care for the zones at the dateline: the box is calculated from 2 zones...
if ( bufindex > 0 ) {
int left = line.GetZone( bufindex ).X;
int right = line.GetZone( bufindex+1 ).X;
// Full zone (this is simple)
if ( boxes[id].Right > Lightmap.BaseWidth ) {
// Don't have to check left, as it will never be able to match
if ( Lightmap.BaseNormalizeX( boxes[id].Right ) < right ) boxes[id].Right = right + Lightmap.BaseWidth;
}
else {
if ( boxes[id].Left > left ) boxes[id].Left = left;
if ( boxes[id].Right < right ) boxes[id].Right = right;
}
}
else {
// First zone, is it a split zone?
if ( firstZone.ID == lastZone.ID ) {
// Wrapping province, treat as 1
if ( boxes[firstZone.ID].Left > lastZone.X ) boxes[firstZone.ID].Left = lastZone.X;
if ( boxes[firstZone.ID].Right < secondZone.X+Lightmap.BaseWidth ) boxes[firstZone.ID].Right = secondZone.X+Lightmap.BaseWidth;
}
else {
// 2 seperate provinces with edge on dateline
boxes[firstZone.ID].Left = 0;
boxes[firstZone.ID].Right = secondZone.X;
boxes[lastZone.ID].Left = lastZone.X;
boxes[lastZone.ID].Right = Lightmap.BaseWidth;
}
}
}
}
return boxes;
}
public BoundBoxes( ProvinceBoundBox[] originals )
{
boxes = new ProvinceBoundBox[Province.InternalCount];
originals.CopyTo( boxes, 0 );
}
public BoundBoxes()
{
boxes = new ProvinceBoundBox[Province.InternalCount];
for ( int i=0; i<Province.MaxValue; ++i ) boxes[i] = new ProvinceBoundBox( Rectangle.Empty, (ushort)i );
}
public void ReadFrom( BinaryReader reader )
{
int i=0;
try {
for ( i=0; i<Province.MaxValue; ++i ) boxes[i].ReadFrom( reader );
}
catch ( System.IO.EndOfStreamException ) {
for ( ; i<Province.MaxValue; ++i ) boxes[i] = new ProvinceBoundBox( 0, 0, 0, 0, (ushort)i );
}
}
public ProvinceBoundBox[] GetAllIntersectingWith( ProvinceBoundBox box )
{
return GetAllIntersectingWith( box.Box );
}