void UpdateMouseStates()
{
currentMousePosition.X = CurrentMouseState.X;
currentMousePosition.Y = CurrentMouseState.Y;
prevMousePosition.X = LastMouseState.X;
prevMousePosition.Y = LastMouseState.Y;
if (mouseGestureType.HasFlag(MouseGestureType.LeftClick))
{
mouseGestureType = mouseGestureType ^ MouseGestureType.LeftClick;
}
if (mouseGestureType.HasFlag(MouseGestureType.Move))
{
mouseGestureType = mouseGestureType ^ MouseGestureType.Move;
}
if (MouseDelta.Length() != 0)
{
mouseGestureType = mouseGestureType | MouseGestureType.Move;
}
// If we were dragging and the left mouse button was released
// then we are no longer dragging and need to throw the banana.
if (CurrentMouseState.LeftButton == ButtonState.Released &&
dragging)
{
leftMouseDown = false;
dragging = false;
dragComplete = true;
dragMouseEnd = currentMousePosition;
mouseGestureType |= MouseGestureType.DragComplete;
mouseGestureType = mouseGestureType ^ MouseGestureType.FreeDrag;
//Console.WriteLine ("Dragging: " + mouseGestureType);
}
// Let's set the left mouse down and the mouse origin
if (!leftMouseDown && CurrentMouseState.LeftButton == ButtonState.Pressed &&
!CurrentMouseState.Equals(LastMouseState))
{
//Console.WriteLine ("left down");
leftMouseDown = true;
dragComplete = false;
dragMouseStart = currentMousePosition;
}
if (leftMouseDown && CurrentMouseState.LeftButton == ButtonState.Released &&
!CurrentMouseState.Equals(LastMouseState))
{
leftMouseDown = false;
mouseGestureType |= MouseGestureType.LeftClick;
}
// Here we test the distance and if over the threshold then we set the dragging to true
// Current threshold is 5 pixels.
if (leftMouseDown && !dragging)
{
Vector2 delta = dragMouseStart - currentMousePosition;
if (delta.Length() > dragThreshold)
{
dragging = true;
dragMouseStart = currentMousePosition;
mouseGestureType = mouseGestureType | MouseGestureType.FreeDrag;
//Console.WriteLine ("Dragging: " + mouseGestureType);
}
}
//Console.WriteLine(mouseGestureType);
}
void UpdateMouseStates()
{
currentMousePosition.X = CurrentMouseState.X;
currentMousePosition.Y = CurrentMouseState.Y;
prevMousePosition.X = LastMouseState.X;
prevMousePosition.Y = LastMouseState.Y;
if (mouseGestureType.HasFlag(MouseGestureType.LeftClick))
{
mouseGestureType = mouseGestureType ^ MouseGestureType.LeftClick;
}
if (mouseGestureType.HasFlag(MouseGestureType.Move))
{
mouseGestureType = mouseGestureType ^ MouseGestureType.Move;
}
if (MouseDelta.Length() != 0)
{
mouseGestureType = mouseGestureType | MouseGestureType.Move;
}
if (CurrentMouseState.LeftButton == ButtonState.Released &&
dragging)
{
leftMouseDown = false;
dragging = false;
dragComplete = true;
dragMouseEnd = currentMousePosition;
mouseGestureType |= MouseGestureType.DragComplete;
mouseGestureType = mouseGestureType ^ MouseGestureType.FreeDrag;
}
if (!leftMouseDown && CurrentMouseState.LeftButton == ButtonState.Pressed &&
!CurrentMouseState.Equals(LastMouseState))
{
leftMouseDown = true;
dragComplete = false;
dragMouseStart = currentMousePosition;
}
if (leftMouseDown && CurrentMouseState.LeftButton == ButtonState.Released &&
!CurrentMouseState.Equals(LastMouseState))
{
leftMouseDown = false;
mouseGestureType |= MouseGestureType.LeftClick;
}
if (leftMouseDown && !dragging)
{
Vector2 delta = dragMouseStart - currentMousePosition;
if (delta.Length() > dragThreshold)
{
dragging = true;
dragMouseStart = currentMousePosition;
mouseGestureType = mouseGestureType | MouseGestureType.FreeDrag;
}
}
}
