private void Panel1_MouseUp(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left)
{
_drawing = false;
_selfPaintingRecord.Add(CommandType.DrawOpEnd, e.X, e.Y);
SendData();
}
}
void OnReceiveRtsData(string sessionId, int channelType, string uid, IntPtr data, int size)
{
if (_sessionId != sessionId)
{
return;
}
var content = Marshal.PtrToStringAnsi(data, size);
System.Diagnostics.Debug.WriteLine(content);
var lines = content.Split(new char[] { ';' }, StringSplitOptions.RemoveEmptyEntries);
var s = _peerPaintingRecord.Count;
foreach (var item in lines)
{
var cmd = PaintCommand.Create(item, panel1.Size);
if (cmd == null || cmd.Type == CommandType.DrawOpPktId)
{
continue;
}
_peerPaintingRecord.Add(cmd);
}
var c = _peerPaintingRecord.Count;
if (c <= 0)
{
return;
}
CommandType lastCmdType = _peerPaintingRecord[c - 1].Type;
if (lastCmdType == CommandType.DrawOpUndo)
{
_peerPaintingRecord.Revert();
_peerDrawingGraphics.Clear(panel1.BackColor);
_myDrawingGraphics.Clear(panel1.BackColor);
DoDraw(_selfPaintingRecord, 0, _selfPaintingRecord.Count - 1, _myDrawingGraphics, _myPen);
DoDraw(_peerPaintingRecord, 0, _peerPaintingRecord.Count - 1, _peerDrawingGraphics, _peerPen);
}
else if (lastCmdType == CommandType.DrawOpClear)
{
SendControlCommand(CommandType.DrawOpClearCb);
ClearGraph();
}
else if (lastCmdType == CommandType.DrawOpClearCb)
{
ClearGraph();
}
else if (lastCmdType == CommandType.DrawOpStart || lastCmdType == CommandType.DrawOpMove || lastCmdType == CommandType.DrawOpEnd)
{
DoDraw(_peerPaintingRecord, s, _peerPaintingRecord.Count - 1, _peerDrawingGraphics, _peerPen);
}
else
{
System.Diagnostics.Debug.WriteLine("unknow data type:{0}", content);
}
}