/// <summary>
/// 点击选取屏幕坐标按钮
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void CaptureScreenCoordinatesBtn_Click(object sender, EventArgs e)
{
DrawScreen drawScreen = new DrawScreen();
if (drawScreen.ShowDialog() == DialogResult.OK)
{
Rectangle rect = drawScreen.ResultRect;
if (rect.Width != 0 && rect.Height != 0)
{
Rectangle r = ScreenRealSize.ConvertRectangle(rect);
isFullScreenCb.Checked = false;
screenXNud.Value = r.X;
screenYNud.Value = r.Y;
screenWNud.Value = r.Width;
screenHNud.Value = r.Height;
}
}
}
/// <summary>
/// 启动
/// </summary>
public ScreenShare()
{
InitializeComponent();
ScreenRealSize.Init();
Resources.Ico16.Save(ico16, ImageFormat.Png);
Size screenRealSize = ScreenRealSize.DESKTOP;
realScreenW = screenRealSize.Width;
realScreenH = screenRealSize.Height;
screenWNud.Value = videoWNud.Value = screenWNud.Maximum = realScreenW;
screenHNud.Value = videoHNud.Value = screenHNud.Maximum = realScreenH;
ips = Util.GetAllIPv4Addresses();
foreach (var ip in ips)
{
ipAddressComboBox.Items.Add(ip.Item2 + " - " + ip.Item1);
}
ipAddressComboBox.SelectedIndex = ipAddressComboBox.Items.Count - 1;
Log("屏幕共享初始化完成！");
}
/// <summary>
/// 捕获指定区域屏幕截图
/// </summary>
/// <param name="r"></param>
/// <param name="captureCursor"></param>
/// <returns></returns>
public static Bitmap CaptureScreenArea(Rectangle r, bool captureCursor)
{
try
{
Bitmap bitmap = new Bitmap(r.Width, r.Height);
Graphics g = Graphics.FromImage(bitmap);
g.CopyFromScreen(r.X, r.Y, 0, 0, new Size(r.Width, r.Height), CopyPixelOperation.SourceCopy);
if (captureCursor)
{
Point p = ScreenRealSize.GetCursor();
g.DrawImage(Resources.Cursor, new Point(p.X - r.X, p.Y - r.Y));
}
return bitmap;
}
catch
{
return null;
}
}
