private void camctlButton_Click(object sender, EventArgs e)
{
var btn = sender as Button;
const int anglegain = 10;
switch (btn.Name.ToString())
{
case "btnCamUp":
if (CamCtl.AngleX - anglegain >= 50)
{
CamCtl.AngleX -= anglegain;
}
break;
case "btnCamDown":
if (CamCtl.AngleX + anglegain <= 180)
{
CamCtl.AngleX += anglegain;
}
break;
case "btnCamLeft":
if (CamCtl.AngleY + anglegain <= 180)
{
CamCtl.AngleY += anglegain;
}
break;
case "btnCamRight":
if (CamCtl.AngleY - anglegain >= 0)
{
CamCtl.AngleY -= anglegain;
}
break;
case "btnCamRst":
CamCtl.AngleX = 130;
CamCtl.AngleY = 90;
break;
}
var result = CamCtl.TurnFunc();
this.lblPostResultInfo.Text = "请求成功 - " + result;
}
public static int KeyBoardHookProc(int nCode, int wParam, IntPtr lParam)
{
const int anglegain = 10;
if (nCode >= 0)
{
KeyBoardHookStruct kbh = (KeyBoardHookStruct)Marshal.PtrToStructure(lParam, typeof(KeyBoardHookStruct));
Keys k = (Keys)Enum.Parse(typeof(Keys), kbh.vkCode.ToString());
switch (k)
{
case Keys.Left:
if (kbh.flags == 1)
{
// 这里写按下后做什么事
if (CarCtl.CurrentStatus != CarCtl.CarStatus.Up)
{
CarCtl.TurnFunc("t_left");
CarCtl.CurrentStatus = CarCtl.CarStatus.Up;
}
}
else if (kbh.flags == 129)
{
//放开后做什么事
CarCtl.TurnFunc("t_stop");
CarCtl.CurrentStatus = CarCtl.CarStatus.Stop;
}
return(1);
case Keys.Up:
if (kbh.flags == 1)
{
// 这里写按下后做什么事
if (CarCtl.CurrentStatus != CarCtl.CarStatus.Up)
{
CarCtl.TurnFunc("t_up");
CarCtl.CurrentStatus = CarCtl.CarStatus.Up;
}
}
else if (kbh.flags == 129)
{
//放开后做什么事
CarCtl.TurnFunc("t_stop");
CarCtl.CurrentStatus = CarCtl.CarStatus.Stop;
}
return(1);
case Keys.Right:
if (kbh.flags == 1)
{
if (CarCtl.CurrentStatus != CarCtl.CarStatus.Up)
{
CarCtl.TurnFunc("t_right");
CarCtl.CurrentStatus = CarCtl.CarStatus.Up;
}
}
else if (kbh.flags == 129)
{
//放开后做什么事
CarCtl.TurnFunc("t_stop");
CarCtl.CurrentStatus = CarCtl.CarStatus.Stop;
}
return(1);
case Keys.Down:
if (kbh.flags == 1)
{
if (CarCtl.CurrentStatus != CarCtl.CarStatus.Up)
{
CarCtl.TurnFunc("t_down");
CarCtl.CurrentStatus = CarCtl.CarStatus.Up;
}
}
else if (kbh.flags == 129)
{
//放开后做什么事
CarCtl.TurnFunc("t_stop");
CarCtl.CurrentStatus = CarCtl.CarStatus.Stop;
}
return(1);
case Keys.NumPad8:
if (kbh.flags == 1)
{
// 这里写按下后做什么事
if (CamCtl.AngleX + anglegain <= 180)
{
CamCtl.AngleX += anglegain;
}
CamCtl.TurnFunc();
}
else if (kbh.flags == 129)
{
//放开后做什么事
}
return(1);
case Keys.NumPad2:
if (kbh.flags == 1)
{
// 这里写按下后做什么事
if (CamCtl.AngleX + anglegain >= 0)
{
CamCtl.AngleX -= anglegain;
}
CamCtl.TurnFunc();
}
else if (kbh.flags == 129)
{
//放开后做什么事
}
return(1);
case Keys.NumPad4:
if (kbh.flags == 1)
{
// 这里写按下后做什么事
if (CamCtl.AngleY + anglegain <= 180)
{
CamCtl.AngleY += anglegain;
}
CamCtl.TurnFunc();
}
else if (kbh.flags == 129)
{
//放开后做什么事
}
return(1);
case Keys.NumPad6:
if (kbh.flags == 1)
{
// 这里写按下后做什么事
if (CamCtl.AngleY + anglegain >= 0)
{
CamCtl.AngleY -= anglegain;
}
CamCtl.TurnFunc();
}
else if (kbh.flags == 129)
{
//放开后做什么事
}
return(1);
default:
break;
}
}
return(CallNextHookEx(hHook, nCode, wParam, lParam));
}