private void MainCanvas_PointerPressed(object sender, PointerRoutedEventArgs e)
{
DrawColor = (ShouldErase ? ((SolidColorBrush)MainCanvas.Background).Color : DrawColor);
int size = (int)Size;
Point cp = e.GetCurrentPoint(MainCanvas).Position;
System.Drawing.Point currentPosition = new System.Drawing.Point((int)cp.X, (int)cp.Y);
System.Drawing.Color newColor = System.Drawing.Color.FromArgb(DrawColor.A, DrawColor.R, DrawColor.G, DrawColor.B);
if (e.Pointer.PointerDeviceType == Windows.Devices.Input.PointerDeviceType.Pen)
{
size = (int)Math.Ceiling(size * e.GetCurrentPoint(null).Properties.Pressure);
}
DrawPacket line = new DrawPacket(currentPosition, currentPosition, newColor, size, (byte)PolySides);
DrawPacket(line);
prevPosition = e.GetCurrentPoint(MainCanvas).Position;
MainCanvas.PointerMoved += MainCanvas_PointerMoved;
}
private void _SendDrawPacket(Point p, Phase phase)
{
DrawPacket packet = new DrawPacket(ClientManager.instance.id);
packet.color = _color;
packet.thickness = (byte)_thickness;
packet.x = (short)p.X;
packet.y = (short)p.Y;
packet.phase = phase;
ClientManager.instance.Send(packet.GetBytes());
}
private void _ProcessPacket(Packet p)
{
switch (p.type)
{
case PacketType.Ping:
{
// userId = 0일 경우 ping용 패킷
// 그 외는 아이디 할당
if (p.userId != 0)
{
id = p.userId;
}
}
break;
case PacketType.Text:
{
TextPacket t = (TextPacket)p;
Application.Current.Dispatcher.Invoke(() => { _mainWindow.ShowMessage(t.text, t.userId); });
}
break;
case PacketType.Draw:
{
DrawPacket dp = (DrawPacket)p;
Application.Current.Dispatcher.Invoke(() => { _mainWindow.Draw(dp); });
}
break;
case PacketType.Clear:
{
Application.Current.Dispatcher.Invoke(() => { _mainWindow.ClearDrawing(); });
}
break;
case PacketType.PlayerList:
{
PlayerListPacket pl = (PlayerListPacket)p;
players = pl.list;
Application.Current.Dispatcher.Invoke(() => { _mainWindow.ShowPlayers(); });
}
break;
case PacketType.Ready:
{
ReadyPacket rp = (ReadyPacket)p;
turn = rp.turn;
word = rp.word;
Application.Current.Dispatcher.Invoke(() => { _mainWindow.ShowWord(); });
}
break;
}
}
private void DrawPacket(DrawPacket packet, bool invokeLineDrawn = true)
{
Color color = Color.FromArgb(packet.color.A, packet.color.R, packet.color.G, packet.color.B);
if (packet.numOfSides < 3)
{
Bitmap.FillEllipseCentered(packet.pointA.X, packet.pointA.Y, (int)Math.Ceiling(packet.size / 2.0) - 1, (int)Math.Ceiling(packet.size / 2.0) - 1, color);
Bitmap.DrawLineAa(packet.pointA.X, packet.pointA.Y, packet.pointB.X, packet.pointB.Y, color, packet.size);
Bitmap.FillEllipseCentered(packet.pointB.X, packet.pointB.Y, (int)Math.Ceiling(packet.size / 2.0) - 1, (int)Math.Ceiling(packet.size / 2.0) - 1, color);
}
else
{
System.Drawing.Point[] prevPoints = new System.Drawing.Point[packet.numOfSides];
System.Drawing.Point[] currPoints = new System.Drawing.Point[packet.numOfSides];
int[] prevXY = new int[(prevPoints.Length * 2) + 2];
int[] currXY = new int[(currPoints.Length * 2) + 2];
int counter = 0;
for (int i = 0; i < packet.numOfSides; i++)
{
prevPoints[i] = new System.Drawing.Point((int)(packet.pointA.X + packet.size * Math.Sin(2 * Math.PI * i / packet.numOfSides)), (int)(packet.pointA.Y + packet.size * -Math.Cos(2 * Math.PI * i / packet.numOfSides)));
currPoints[i] = new System.Drawing.Point((int)(packet.pointB.X + packet.size * Math.Sin(2 * Math.PI * i / packet.numOfSides)), (int)(packet.pointB.Y + packet.size * -Math.Cos(2 * Math.PI * i / packet.numOfSides)));
prevXY[counter] = prevPoints[i].X;
currXY[counter] = currPoints[i].X;
counter++;
prevXY[counter] = prevPoints[i].Y;
currXY[counter] = currPoints[i].Y;
counter++;
}
prevXY[prevXY.Length - 1] = prevXY[1];
prevXY[prevXY.Length - 2] = prevXY[0];
currXY[prevXY.Length - 1] = currXY[1];
currXY[prevXY.Length - 2] = currXY[0];
Bitmap.FillPolygon(prevXY, color);
Bitmap.FillPolygon(currXY, color);
BTPaint.Models.DrawPacket.Restore(packet.ToByteArray());
}
if (invokeLineDrawn && LineDrawn != null)
{
LineDrawn(packet);
}
}
private void HandleRequest(IClient client, Packet packet)
{
Packet aux;
IDictionary <string, object> dict = (IDictionary <string, object>)packet.Message;
switch (packet.Type.ToLower())
{
case "draw":
DrawPacket drawPacket = new DrawPacket();
drawPacket.Type = (string)dict["Type"];
switch (drawPacket.Type.ToLower())
{
case "start":
drawPacket.Color = (string)dict["Color"];
drawPacket.LineWidth = (int)dict["LineWidth"];
drawPacket.X = (int)dict["X"];
drawPacket.Y = (int)dict["Y"];
break;
case "move":
drawPacket.X = (int)dict["X"];
drawPacket.Y = (int)dict["Y"];
break;
case "clearscreen":
break;
default:
break;
}
aux = new Packet("draw", drawPacket);
BroadCast(client, aux);
break;
case "chat":
ChatPacket chatPacket = new ChatPacket();
chatPacket.User = (string)dict["User"];
chatPacket.Message = (string)dict["Message"];
aux = new Packet("chat", chatPacket);
BroadCast(client, aux);
break;
default:
break;
}
}
public void Draw(DrawPacket dp)
{
switch (dp.phase)
{
case Phase.Began:
case Phase.Moved:
if (_line == null)
{
_line = new Polyline();
Color color = Colors.Black;
switch (dp.color)
{
case ColorType.Red: color = Colors.Red; break;
case ColorType.Yellow: color = Colors.Yellow; break;
case ColorType.Green: color = Colors.Green; break;
case ColorType.Blue: color = Colors.Blue; break;
case ColorType.White: color = Colors.White; break;
}
_line.Stroke = new SolidColorBrush(color);
_line.StrokeThickness = dp.thickness;
MyCanvas.Children.Add(_line);
}
_line.Points.Add(new Point(dp.x, dp.y));
break;
case Phase.Ended:
if (_line != null)
{
_line.Points.Add(new Point(dp.x, dp.y));
_line = null;
}
break;
}
}
public void ProcessPacket(Packet p)
{
switch (p.type)
{
case PacketType.Text:
{
TextPacket t = (TextPacket)p;
// 텍스트 표시
if (Application.Current != null)
{
Application.Current.Dispatcher.Invoke(() =>
{
if (_mainWindow != null)
{
_mainWindow.ShowMessage(t.text, t.userId);
}
});
}
DispatchPacket(t);
// 정답 맞춘 경우
if (turn != p.userId && t.text.Equals(word))
{
Start();
}
}
break;
case PacketType.Draw:
{
DrawPacket dp = (DrawPacket)p;
if (Application.Current != null)
{
Application.Current.Dispatcher.Invoke(() =>
{
if (_mainWindow != null)
{
_mainWindow.Draw(dp);
}
});
}
DispatchPacket(dp);
}
break;
case PacketType.Clear:
{
if (Application.Current != null)
{
Application.Current.Dispatcher.Invoke(() =>
{
if (_mainWindow != null)
{
_mainWindow.ClearDrawing();
}
});
}
DispatchPacket(p);
}
break;
}
}
private void CanvasLineDrawn(DrawPacket line)
{
client.Send(line);
}
