/// <summary>
/// We use the left mouse button to do exclusive capture of the mouse so we can drag and drag
/// to rotate the cube without ever leaving the control
/// </summary>
/// <param name="args"></param>
protected override void RaiseHwndLButtonDown(HwndMouseEventArgs args)
{
_originalPosition = HwndMouse.GetCursorPosition();
CaptureMouse();
HwndMouse.HideCursor();
base.RaiseHwndLButtonDown(args);
}
protected virtual void RaiseHwndMouseEnter(HwndMouseEventArgs args)
{
var handler = HwndMouseEnter;
if (handler != null)
{
handler(this, args);
}
}
protected virtual void RaiseHwndMButtonDblClick(HwndMouseEventArgs args)
{
var handler = HwndMButtonDblClick;
if (handler != null)
{
handler(this, args);
}
}
protected virtual void RaiseHwndRButtonDown(HwndMouseEventArgs args)
{
var handler = HwndRButtonDown;
if (handler != null)
{
handler(this, args);
}
}
private void HandleMouseEvent(object sender, HwndMouseEventArgs e)
{
_mouseEventSinceLastUpdate = true;
var position = e.GetPosition(_hwndHost);
_currentState = new MouseState(
(int) position.X, (int) position.Y, e.WheelDelta,
MapButtonState(e.LeftButton),
MapButtonState(e.MiddleButton),
MapButtonState(e.RightButton),
MapButtonState(e.X1Button),
MapButtonState(e.X2Button));
}
/// <summary>
/// Invoked when the mouse moves over the second viewport
/// </summary>
/// <param name="args"></param>
protected override void RaiseHwndMouseMove(HwndMouseEventArgs args)
{
// If the left or right buttons are down, we adjust the yaw and pitch of the cube
if (IsMouseCaptured)
{
var position = HwndMouse.GetCursorPosition();
_yaw += (float) (position.X - _originalPosition.X) * .01f;
_pitch += (float) (position.Y - _originalPosition.Y) * .01f;
HwndMouse.SetCursorPosition(_originalPosition);
}
base.RaiseHwndMouseMove(args);
}
private void ResetMouseState()
{
// We need to invoke events for any buttons that were pressed
bool fireL = _mouseState.LeftButton == MouseButtonState.Pressed;
bool fireM = _mouseState.MiddleButton == MouseButtonState.Pressed;
bool fireR = _mouseState.RightButton == MouseButtonState.Pressed;
bool fireX1 = _mouseState.X1Button == MouseButtonState.Pressed;
bool fireX2 = _mouseState.X2Button == MouseButtonState.Pressed;
// Update the state of all of the buttons
_mouseState.LeftButton = MouseButtonState.Released;
_mouseState.MiddleButton = MouseButtonState.Released;
_mouseState.RightButton = MouseButtonState.Released;
_mouseState.X1Button = MouseButtonState.Released;
_mouseState.X2Button = MouseButtonState.Released;
// Fire any events
var args = new HwndMouseEventArgs(_mouseState);
if (fireL)
{
RaiseHwndLButtonUp(args);
}
if (fireM)
{
RaiseHwndMButtonUp(args);
}
if (fireR)
{
RaiseHwndRButtonUp(args);
}
if (fireX1)
{
RaiseHwndX1ButtonUp(args);
}
if (fireX2)
{
RaiseHwndX2ButtonUp(args);
}
// The mouse is no longer considered to be in our window
_mouseInWindow = false;
}
protected override void RaiseHwndLButtonUp(HwndMouseEventArgs args)
{
HwndMouse.ShowCursor();
ReleaseMouseCapture();
base.RaiseHwndLButtonUp(args);
}
private void ResetMouseState()
{
// We need to invoke events for any buttons that were pressed
bool fireL = _mouseState.LeftButton == MouseButtonState.Pressed;
bool fireM = _mouseState.MiddleButton == MouseButtonState.Pressed;
bool fireR = _mouseState.RightButton == MouseButtonState.Pressed;
bool fireX1 = _mouseState.X1Button == MouseButtonState.Pressed;
bool fireX2 = _mouseState.X2Button == MouseButtonState.Pressed;
// Update the state of all of the buttons
_mouseState.LeftButton = MouseButtonState.Released;
_mouseState.MiddleButton = MouseButtonState.Released;
_mouseState.RightButton = MouseButtonState.Released;
_mouseState.X1Button = MouseButtonState.Released;
_mouseState.X2Button = MouseButtonState.Released;
// Fire any events
var args = new HwndMouseEventArgs(_mouseState);
if (fireL)
RaiseHwndLButtonUp(args);
if (fireM)
RaiseHwndMButtonUp(args);
if (fireR)
RaiseHwndRButtonUp(args);
if (fireX1)
RaiseHwndX1ButtonUp(args);
if (fireX2)
RaiseHwndX2ButtonUp(args);
// The mouse is no longer considered to be in our window
_mouseInWindow = false;
}
protected virtual void RaiseHwndX2ButtonUp(HwndMouseEventArgs args)
{
var handler = HwndX2ButtonUp;
if (handler != null)
handler(this, args);
}
protected virtual void RaiseHwndX1ButtonDblClick(HwndMouseEventArgs args)
{
var handler = HwndX1ButtonDblClick;
if (handler != null)
handler(this, args);
}
protected virtual void RaiseHwndMouseWheel(HwndMouseEventArgs args)
{
var handler = HwndMouseWheel;
if (handler != null)
handler(this, args);
}
