private void DecodePanGesture(ref Win32.GESTUREINFO gestureInfo)
{
PanGestureEventArgs args = new PanGestureEventArgs();
switch (gestureInfo.dwFlags)
{
case Win32.GF_BEGIN:
{
args.state = GestureState.Begin;
mPanInfo.ptFirst.X = gestureInfo.ptsLocation.X;
mPanInfo.ptFirst.Y = gestureInfo.ptsLocation.Y;
mPanInfo.ptSecond.X = 0;
mPanInfo.ptSecond.Y = 0;
}
break;
case Win32.GF_END:
{
args.state = GestureState.End;
mPanInfo.ptSecond.X = gestureInfo.ptsLocation.X;
mPanInfo.ptSecond.Y = gestureInfo.ptsLocation.Y;
}
break;
case Win32.GF_INERTIA:
{
args.state = GestureState.Inertia;
mPanInfo.ptSecond.X = gestureInfo.ptsLocation.X;
mPanInfo.ptSecond.Y = gestureInfo.ptsLocation.Y;
}
break;
default: // Pan Move
{
args.state = GestureState.Move;
mPanInfo.ptSecond.X = gestureInfo.ptsLocation.X;
mPanInfo.ptSecond.Y = gestureInfo.ptsLocation.Y;
}
break;
}
// Copy the pan coordinates into the event args and fire the event
args.distance = (int)(gestureInfo.ullArguments & Win32.ULL_ARGUMENTS_BIT_MASK);
args.ptFirst.X = mPanInfo.ptFirst.X;
args.ptFirst.Y = mPanInfo.ptFirst.Y;
args.ptSecond.X = mPanInfo.ptSecond.X;
args.ptSecond.Y = mPanInfo.ptSecond.Y;
if (PanEventHandler != null)
{
PanEventHandler(this, args);
}
mPanInfo.argument = (int)(gestureInfo.ullArguments & Win32.ULL_ARGUMENTS_BIT_MASK);
if (gestureInfo.dwFlags != Win32.GF_BEGIN)
{
// Set the first point to the second point, so we can have it as first next time
mPanInfo.ptFirst.X = mPanInfo.ptSecond.X;
mPanInfo.ptFirst.Y = mPanInfo.ptSecond.Y;
}
}
private void DecodePanGesture(ref Win32.GESTUREINFO gestureInfo)
{
PanGestureEventArgs e = new PanGestureEventArgs();
switch (gestureInfo.dwFlags)
{
case 1:
e.state = GestureState.Begin;
this.mPanInfo.ptFirst.X = gestureInfo.ptsLocation.X;
this.mPanInfo.ptFirst.Y = gestureInfo.ptsLocation.Y;
this.mPanInfo.ptSecond.X = 0;
this.mPanInfo.ptSecond.Y = 0;
break;
case 2:
e.state = GestureState.Inertia;
this.mPanInfo.ptSecond.X = gestureInfo.ptsLocation.X;
this.mPanInfo.ptSecond.Y = gestureInfo.ptsLocation.Y;
break;
case 4:
e.state = GestureState.End;
this.mPanInfo.ptSecond.X = gestureInfo.ptsLocation.X;
this.mPanInfo.ptSecond.Y = gestureInfo.ptsLocation.Y;
break;
default:
e.state = GestureState.Move;
this.mPanInfo.ptSecond.X = gestureInfo.ptsLocation.X;
this.mPanInfo.ptSecond.Y = gestureInfo.ptsLocation.Y;
break;
}
e.distance = (int)(((ulong)gestureInfo.ullArguments) & 0xffffffffL);
e.ptFirst.X = this.mPanInfo.ptFirst.X;
e.ptFirst.Y = this.mPanInfo.ptFirst.Y;
e.ptSecond.X = this.mPanInfo.ptSecond.X;
e.ptSecond.Y = this.mPanInfo.ptSecond.Y;
if (this.PanEventHandler != null)
{
this.PanEventHandler(this, e);
}
this.mPanInfo.argument = (int)(((ulong)gestureInfo.ullArguments) & 0xffffffffL);
if (gestureInfo.dwFlags != 1)
{
this.mPanInfo.ptFirst.X = this.mPanInfo.ptSecond.X;
this.mPanInfo.ptFirst.Y = this.mPanInfo.ptSecond.Y;
}
}
private void DecodePanGesture(ref Win32.GESTUREINFO gestureInfo)
{
PanGestureEventArgs e = new PanGestureEventArgs();
switch (gestureInfo.dwFlags)
{
case 1:
e.state = GestureState.Begin;
this.mPanInfo.ptFirst.X = gestureInfo.ptsLocation.X;
this.mPanInfo.ptFirst.Y = gestureInfo.ptsLocation.Y;
this.mPanInfo.ptSecond.X = 0;
this.mPanInfo.ptSecond.Y = 0;
break;
case 2:
e.state = GestureState.Inertia;
this.mPanInfo.ptSecond.X = gestureInfo.ptsLocation.X;
this.mPanInfo.ptSecond.Y = gestureInfo.ptsLocation.Y;
break;
case 4:
e.state = GestureState.End;
this.mPanInfo.ptSecond.X = gestureInfo.ptsLocation.X;
this.mPanInfo.ptSecond.Y = gestureInfo.ptsLocation.Y;
break;
default:
e.state = GestureState.Move;
this.mPanInfo.ptSecond.X = gestureInfo.ptsLocation.X;
this.mPanInfo.ptSecond.Y = gestureInfo.ptsLocation.Y;
break;
}
e.distance = (int) (((ulong) gestureInfo.ullArguments) & 0xffffffffL);
e.ptFirst.X = this.mPanInfo.ptFirst.X;
e.ptFirst.Y = this.mPanInfo.ptFirst.Y;
e.ptSecond.X = this.mPanInfo.ptSecond.X;
e.ptSecond.Y = this.mPanInfo.ptSecond.Y;
if (this.PanEventHandler != null)
{
this.PanEventHandler(this, e);
}
this.mPanInfo.argument = (int) (((ulong) gestureInfo.ullArguments) & 0xffffffffL);
if (gestureInfo.dwFlags != 1)
{
this.mPanInfo.ptFirst.X = this.mPanInfo.ptSecond.X;
this.mPanInfo.ptFirst.Y = this.mPanInfo.ptSecond.Y;
}
}