private fCraft.Drawing.UndoState undoState; //undostate
#endregion Fields
#region Methods
public void DrawImage( byte popType, Direction direct, Vector3I cpos, Player player, string url )
{
undoState = player.DrawBegin( null );
Bitmap myBitmap = null;
HttpWebRequest request = ( HttpWebRequest )WebRequest.Create( url );
request.Timeout = 5000;
using ( HttpWebResponse response = ( HttpWebResponse )request.GetResponse() ) {
// Check that the remote file was found. The ContentType
// check is performed since a request for a non-existent
// image file might be redirected to a 404-page, which would
// yield the StatusCode "OK", even though the image was not
// found.
if ( ( response.StatusCode == HttpStatusCode.OK ||
response.StatusCode == HttpStatusCode.Moved ||
response.StatusCode == HttpStatusCode.Redirect ) &&
response.ContentType.StartsWith( "image", StringComparison.OrdinalIgnoreCase ) ) {
// if the remote file was found, download it
using ( Stream inputStream = response.GetResponseStream() ) {
myBitmap = new Bitmap( inputStream );
}
}
}
if ( myBitmap == null ) {
throw new Exception( "&WDrawImg: Could not download given url" );
}
int Volume = myBitmap.Height * myBitmap.Width;
if ( !player.CanDraw( Volume ) ) {
player.Message( String.Format( "You are only allowed to run commands that affect up to {0} blocks. This one would affect {1} blocks.",
player.Info.Rank.DrawLimit, Volume ) );
myBitmap.Dispose();
return;
}
myBitmap.RotateFlip( RotateFlipType.RotateNoneFlipY );
if ( myBitmap.Width > player.World.Map.Width ) {
myBitmap = resizeImage( myBitmap, player.World.Map.Width, myBitmap.Height );
}
if ( myBitmap.Height > player.World.Map.Height ) {
myBitmap = resizeImage( myBitmap, myBitmap.Width, player.World.Map.Height );
}
int direction = 0;
if ( direct == Direction.one )
direction = 0;
if ( direct == Direction.two )
direction = 1;
if ( direct == Direction.three )
direction = 2;
if ( direct == Direction.four )
direction = 3;
List<ColorBlock> refCol = popRefCol( popType );
ColorBlock colblock;
double[] distance = new double[refCol.Count];
try {
Thread printThread = new Thread( new ThreadStart( delegate {
int position;
for ( int k = 0; k < myBitmap.Width; k++ ) {
for ( int i = 0; i < myBitmap.Height; i++ ) {
colblock.z = ( ushort )( cpos.Z + i );
if ( direction <= 1 ) {
if ( direction == 0 )
colblock.x = ( ushort )( cpos.X + k );
else
colblock.x = ( ushort )( cpos.X - k );
colblock.y = cpos.Y;
} else {
if ( direction == 2 )
colblock.y = ( ushort )( cpos.Y + k );
else
colblock.y = ( ushort )( cpos.Y - k );
colblock.x = cpos.X;
}
colblock.r = myBitmap.GetPixel( k, i ).R;
colblock.g = myBitmap.GetPixel( k, i ).G;
colblock.b = myBitmap.GetPixel( k, i ).B;
colblock.a = myBitmap.GetPixel( k, i ).A;
if ( popType == 6 ) {
if ( ( colblock.r + colblock.g + colblock.b ) / 3 < ( 256 / 4 ) ) {
colblock.type = ( byte )Block.Obsidian;
} else if ( ( ( colblock.r + colblock.g + colblock.b ) / 3 ) >= ( 256 / 4 ) && ( ( colblock.r + colblock.g + colblock.b ) / 3 ) < ( 256 / 4 ) * 2 ) {
colblock.type = ( byte )Block.Black;
} else if ( ( ( colblock.r + colblock.g + colblock.b ) / 3 ) >= ( 256 / 4 ) * 2 && ( ( colblock.r + colblock.g + colblock.b ) / 3 ) < ( 256 / 4 ) * 3 ) {
colblock.type = ( byte )Block.Gray;
} else {
colblock.type = ( byte )Block.White;
}
} else {
for ( int j = 0; j < distance.Length; j++ ) // Calculate distances between the colors in the image and the set referance colors, and store them.
{
distance[j] = Math.Sqrt( Math.Pow( ( colblock.r - refCol[j].r ), 2 ) + Math.Pow( ( colblock.b - refCol[j].b ), 2 ) + Math.Pow( ( colblock.g - refCol[j].g ), 2 ) );
}
position = 0;
double minimum = distance[0];
for ( int h = 1; h < distance.Length; h++ ) // Find the smallest distance in the array of distances.
{
if ( distance[h] < minimum ) {
minimum = distance[h];
position = h;
}
}
colblock.type = refCol[position].type; // Set the block we found closest to the image to the block we are placing.
if ( popType == 1 ) {
if ( position <= 20 ) {
if ( direction == 0 ) {
colblock.y = ( ushort )( colblock.y + 1 );
} else if ( direction == 2 ) {
colblock.x = ( ushort )( colblock.x - 1 );
} else if ( direction == 1 ) {
colblock.y = ( ushort )( colblock.y - 1 );
} else if ( direction == 3 ) {
colblock.x = ( ushort )( colblock.x + 1 );
}
}
} else if ( popType == 3 ) {
if ( position <= 3 ) {
if ( direction == 0 ) {
colblock.y = ( ushort )( colblock.y + 1 );
} else if ( direction == 2 ) {
colblock.x = ( ushort )( colblock.x - 1 );
} else if ( direction == 1 ) {
colblock.y = ( ushort )( colblock.y - 1 );
} else if ( direction == 3 ) {
colblock.x = ( ushort )( colblock.x + 1 );
}
}
}
}
if ( colblock.a < 20 )
colblock.type = ( byte )Block.Air;
DrawOneBlock( player, player.World.Map, ( Block )colblock.type,
new Vector3I( colblock.x, colblock.y, colblock.z ), BlockChangeContext.Drawn,
ref blocks, ref blocksDenied, undoState );
}
}
} ) );
printThread.Start();
} catch ( Exception e ) {
player.Message( Color.Warning + "DrawImg: " + e.Message );
}
}
