private void m_touchHandler_TouchUp(object sender, Windows7.Multitouch.TouchEventArgs e)
{
try
{
if (!m_fingers.ContainsKey(e.Id))
{
return;
}
if (m_fingers[e.Id] == 1)
{
_pnt1Up = e.Location;
if (isPCDevice)
{
_pnt1Up.X = (int)(1 * _pnt1Up.X);
_pnt1Up.Y = (int)(1 * _pnt1Up.Y);
}
else
{
_pnt1Up.X = (int)(1.5 * _pnt1Up.X);
_pnt1Up.Y = (int)(1.5 * _pnt1Up.Y);
}
TouchUpID.Add(e.Id);
}
else if (m_fingers[e.Id] == 2)
{
_pnt2Up = e.Location;
if (isPCDevice)
{
_pnt2Up.X = (int)(1 * _pnt2Up.X);
_pnt2Up.Y = (int)(1 * _pnt2Up.Y);
}
else
{
_pnt2Up.X = (int)(1.5 * _pnt2Up.X);
_pnt2Up.Y = (int)(1.5 * _pnt2Up.Y);
}
TouchUpID.Add(e.Id);
}
if (IsPanGesture)
{
this.TouchUp(1, _pnt1Up, _pnt1Up);
}
if (IsTowFingerGesture && m_fingers.Count == 2)
{
if ((_pnt1Up.X == 0 && _pnt1Up.Y == 0) || (_pnt2Up.X == 0 && _pnt2Up.Y == 0))
{
return;
}
if (m_fingers[e.Id] == 2)
{
this.TouchUp(2, _pnt1Up, _pnt2Up);
}
}
}
catch (Exception ee)
{
Application.ActiveApplication.Output.Output(ee.Message);
}
}
static void handler_TouchUp(object sender, TouchEventArgs e)
{
foreach (var t in TouchPoints)
{
if (t.Id == e.Id)
{
t.SetArgs(e);
toRemoveFromList.Add(t);
}
}
}
static void handler_TouchMove(object sender, TouchEventArgs e)
{
//Global.Output += e.Location;
foreach (var t in TouchPoints)
{
if (t.Id == e.Id)
{
t.SetArgs(e);
}
}
}
public Touch(TouchEventArgs tp)
{
id = tp.Id;
x = tp.Location.X;
y = tp.Location.Y;
width = tp.ContactSize.Value.Width;
height = tp.ContactSize.Value.Width;
radius = tp.ContactSize.Value.Width;
isActive = true;
originX = x;
originY = y;
}
//! \brief 判断手势是否为双击
private void judgeDoubleClickGesture(Windows7.Multitouch.TouchEventArgs e)
{
_doubleClickGesture = false;
if (m_fingers[e.Id] == 1)
{
int diff = e.Time - _pnt1Time;
if (diff < 200)
{
_doubleClickGesture = true;
}
_pnt1Time = e.Time;
}
}
public void ProcessMove(object sender, TouchEventArgs args)
{
PictureTracker pictureTracker = GetPictureTracker((uint)args.Id, args.Location);
if (pictureTracker == null)
return;
pictureTracker.ProcessMove((uint)args.Id, args.Location);
}
public void Update(TouchEventArgs tp)
{
x = tp.Location.X;
y = tp.Location.Y;
width = tp.ContactSize.Value.Width;
height = tp.ContactSize.Value.Width;
radius = tp.ContactSize.Value.Width;
}
void touchTarget_TouchUp(object sender, TouchEventArgs e)
{
lock (touchPoints)
{
if (touchPoints.ContainsKey(e.Id) == true)
{
Touch touch = (Touch)touchPoints[e.Id];
touchPoints.Remove(e.Id);
touch.ClearObjects();
}
/* extra safety checks
if (touchPoints.ContainsKey(e.TouchPoint.Id) == true)
{
touchPoints.Remove(e.TouchPointt.Id);
}
//*/
}
}
void touchTarget_TouchMove(object sender, TouchEventArgs e)
{
lock (touchPoints)
{
if (touchPoints.ContainsKey(e.Id) == true)
{
Touch touch = (Touch)touchPoints[e.Id];
touch.Update(e);
}
/* extra safety checks
if (touchPoints.ContainsKey(e.TouchPoint.Id) == true)
{
touchPoints[e.TouchPoint.Id] = t;
}
else
{
touchPoints.Add(e.TouchPoint.Id, t);
}
//*/
}
}
void touchTarget_TouchDown(object sender, TouchEventArgs e)
{
lock (touchPoints)
{
if (touchPoints.Count == 0)
{
Touch touch = new Touch(e);
touchPoints.Add(e.Id, touch);
}
/* extra safety checks
if (touchPoints.ContainsKey(t.Id) == false)
{
touchPoints.Add(e.TouchPoint.Id, e.TouchPoint);
}
//*/
}
}
/// <summary>
/// Decode the message and create a collection of event arguments
/// </summary>
/// <remarks>
/// One Windows message can result a group of events
/// </remarks>
/// <returns>An enumerator of thr resuting events</returns>
/// <param name="hWnd">the WndProc hWnd</param>
/// <param name="msg">the WndProc msg</param>
/// <param name="wParam">the WndProc wParam</param>
/// <param name="lParam">the WndProc lParam</param>
private IEnumerable<TouchEventArgs> DecodeMessage(IntPtr hWnd, int msg, IntPtr wParam, IntPtr lParam, float dpiX, float dpiY)
{
// More than one touchinput may be associated with a touch message,
// so an array is needed to get all event information.
int inputCount = User32.LoWord(wParam.ToInt32()); // Number of touch inputs, actual per-contact messages
TOUCHINPUT[] inputs; // Array of TOUCHINPUT structures
inputs = new TOUCHINPUT[inputCount]; // Allocate the storage for the parameters of the per-contact messages
try
{
// Unpack message parameters into the array of TOUCHINPUT structures, each
// representing a message for one single contact.
if (!User32.GetTouchInputInfo(lParam, inputCount, inputs, Marshal.SizeOf(inputs[0])))
{
// Get touch info failed.
throw new Exception("Error calling GetTouchInputInfo API");
}
// For each contact, dispatch the message to the appropriate message
// handler.
// Note that for WM_TOUCHDOWN you can get down & move notifications
// and for WM_TOUCHUP you can get up & move notifications
// WM_TOUCHMOVE will only contain move notifications
// and up & down notifications will never come in the same message
for (int i = 0; i < inputCount; i++)
{
TouchEventArgs touchEventArgs = new TouchEventArgs(HWndWrapper, dpiX, dpiY, ref inputs[i]);
yield return touchEventArgs;
}
}
finally
{
User32.CloseTouchInputHandle(lParam);
}
}
private void m_touchHandler_TouchDown(object sender, Windows7.Multitouch.TouchEventArgs e)
{
try
{
if (TouchUpID.Count != 0)
{
foreach (int ID in TouchUpID)
{
m_fingers.Remove(ID);
}
if (m_fingers.Count == 1)
{
m_fingers[m_fingers.First().Key] = 1;
_pnt1Down = _pnt2Down;
_pnt1Move = _pnt1Down;
}
TouchUpID.Clear();
}
if (!m_fingers.ContainsKey(e.Id) && m_fingers.Count < 2)
{
m_fingers.Add(e.Id, m_fingers.Keys.Count + 1);
}
else
{
return;
}
if (m_fingers[e.Id] == 1)
{
_pnt1Down = e.Location;
_pnt1Move = e.Location;
//说明*************************************************
//此处检测surface设备手势获取坐标的1.5倍值才是正确坐标（Wpf程序需要乘，WinForm正常）
//其他设备待检测
//******************************************************
if (isPCDevice)
{
_pnt1Down.X = (int)(1 * _pnt1Down.X);
_pnt1Down.Y = (int)(1 * _pnt1Down.Y);
_pnt1Move.X = (int)(1 * _pnt1Move.X);
_pnt1Move.Y = (int)(1 * _pnt1Move.Y);
}
else
{
_pnt1Down.X = (int)(1.5 * _pnt1Down.X);
_pnt1Down.Y = (int)(1.5 * _pnt1Down.Y);
_pnt1Move.X = (int)(1.5 * _pnt1Move.X);
_pnt1Move.Y = (int)(1.5 * _pnt1Move.Y);
}
}
if (m_fingers[e.Id] == 2)
{
_pnt2Down = e.Location;
if (isPCDevice)
{
_pnt2Down.X = (int)(1 * _pnt2Down.X);
_pnt2Down.Y = (int)(1 * _pnt2Down.Y);
}
else
{
_pnt2Down.X = (int)(1.5 * _pnt2Down.X);
_pnt2Down.Y = (int)(1.5 * _pnt2Down.Y);
}
}
judgeDoubleClickGesture(e);
IsPanGesture = (m_fingers[e.Id] == 1);
IsTowFingerGesture = (m_fingers[e.Id] == 2);
// double click fly to point lym
if (IsDoubleClickGesture)
{
//OnOnePointTouchDblClk(point);
}
else
{
if (IsPanGesture)
{
this.TouchDown(1, _pnt1Down, _pnt1Down);
}
if (IsTowFingerGesture && m_fingers.Count == 2)
{
if ((_pnt1Down.X == 0 && _pnt1Down.Y == 0) || (_pnt2Down.X == 0 && _pnt2Down.Y == 0))
{
return;
}
this.TouchDown(2, _pnt1Down, _pnt2Down);
}
}
}
catch (Exception ee)
{
Application.ActiveApplication.Output.Output(ee.Message);
}
}
static void handler_TouchDown(object sender, TouchEventArgs e)
{
toAddToList.Add(new TouchPoint(e));
}
public void SetArgs(TouchEventArgs e)
{
//Position = new Vector2(e.Location.X, e.Location.Y) * (Global.ScreenSize / new Vector2(1920, 1080));
Position = new Vector2(e.Location.X, e.Location.Y);
Id = e.Id;
if (e.IsTouchDown)
State = TouchState.Touched;
else if (e.IsTouchMove)
State = TouchState.Moved;
else if (e.IsTouchUp)
State = TouchState.Released;
if (!setStart)
{
setStart = true;
StartPosition = Position;
}
}
public TouchPoint(TouchEventArgs e)
{
SetArgs(e);
}
