//获取桌面图像
private static Bitmap GetScreen(bool bCaptureCursor, bool bFromClipBoard)
{
Bitmap bmp = new Bitmap(Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height);
if (bCaptureCursor) //是否捕获鼠标
{
CaptureForm.DrawCurToScreen();
}
//做完以上操作 才开始捕获桌面图像
using (Graphics g = Graphics.FromImage(bmp))
{
g.CopyFromScreen(0, 0, 0, 0, bmp.Size);
if (!bFromClipBoard)
{
return(bmp);
}
using (Image img_clip = Clipboard.GetImage())
{
if (img_clip != null)
{
using (SolidBrush sb = new SolidBrush(Color.FromArgb(150, 0, 0, 0)))
{
g.FillRectangle(sb, 0, 0, bmp.Width, bmp.Height);
g.DrawImage(img_clip,
(bmp.Width - img_clip.Width) >> 1,
(bmp.Height - img_clip.Height) >> 1,
img_clip.Width, img_clip.Height);
}
}
}
}
return(bmp);
}
private void FrmCapture_Load(object sender, EventArgs e)
{
this.InitMember();
imageProcessBox1.BaseImage = CaptureForm.GetScreen(this.isCaptureCursor, this.isFromClipBoard);
m_MHook.SetMHook();
m_MHook.MHookEvent += new HookHelper.MHookEventHandler(m_MHook_MHookEvent);
imageProcessBox1.IsDrawOperationDot = false;
this.BeginInvoke(new MethodInvoker(() => this.Enabled = false));
timer1.Interval = 500;
timer1.Enabled = true;
}