예제 #1
0
 private void OnTouchUpHandler(object sender, WMTouchEventArgs e)
 {
     lock (m_touchlock)
     {
         this.touches.Remove(e.Id);
     }
 }
예제 #2
0
 private void OnTouchDownHandler(object sender, WMTouchEventArgs e)
 {
     lock (m_touchlock)
     {
         TouchData t = new TouchData();
         t.Id = e.Id;
         t.IsNew = true;
         t.Pos = new Vector2(e.LocationX, e.LocationY);
         this.touches.Add(e.Id, t);
     }
 }
예제 #3
0
 private void OnTouchMoveHandler(object sender, WMTouchEventArgs e)
 {
     lock (m_touchlock)
     {
         TouchData t = this.touches[e.Id];
         t.Pos = new Vector2(e.LocationX, e.LocationY);
     }
 }
예제 #4
0
        private bool DecodeTouch(ref Message m)
        {
            // More than one touchinput may be associated with a touch message,
            int inputCount = (m.WParam.ToInt32() & 0xffff); // Number of touch inputs, actual per-contact messages
            TOUCHINPUT[] inputs = new TOUCHINPUT[inputCount];

            if (!TouchConstants.GetTouchInputInfo(m.LParam, inputCount, inputs, Marshal.SizeOf(new TOUCHINPUT())))
            {
                return false;
            }

            bool handled = false;
            for (int i = 0; i < inputCount; i++)
            {
                TOUCHINPUT ti = inputs[i];

                EventHandler<WMTouchEventArgs> handler = null;
                if ((ti.dwFlags & TouchConstants.TOUCHEVENTF_DOWN) != 0)
                {
                    handler = Touchdown;
                }
                else if ((ti.dwFlags & TouchConstants.TOUCHEVENTF_UP) != 0)
                {
                    handler = Touchup;
                }
                else if ((ti.dwFlags & TouchConstants.TOUCHEVENTF_MOVE) != 0)
                {
                    handler = TouchMove;
                }

                // Convert message parameters into touch event arguments and handle the event.
                if (handler != null)
                {
                    WMTouchEventArgs te = new WMTouchEventArgs();

                    // TOUCHINFO point coordinates and contact size is in 1/100 of a pixel; convert it to pixels.
                    // Also convert screen to client coordinates.
                    te.ContactY = ti.cyContact / 100;
                    te.ContactX = ti.cxContact / 100;
                    te.Id = ti.dwID;
                    {
                        Point pt = PointToClient(new Point(ti.x / 100, ti.y / 100));
                        te.LocationX = pt.X;
                        te.LocationY = pt.Y;
                    }
                    te.Time = ti.dwTime;
                    te.Mask = ti.dwMask;
                    te.Flags = ti.dwFlags;

                    handler(this, te);

                    // Mark this event as handled.
                    handled = true;
                }
            }
            TouchConstants.CloseTouchInputHandle(m.LParam);

            return handled;
        }