/// <summary>
/// Handles the button and movement events of the _mouse control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="GorgonMouseEventArgs" /> instance containing the event data.</param>
private void MouseInput(object sender, GorgonMouseEventArgs e)
{
if (_joystick != null)
{
return;
}
Color drawColor = Color.Black; // Drawing color.
Point position = _useWinFormsInput ? e.Position : PointToClient(e.Position);
if (e.Buttons == GorgonMouseButtons.None)
{
return;
}
// Draw to the back buffer.
_graphics.SetRenderTarget(_backBuffer);
_2D.Begin(_currentBlend);
if ((e.Buttons & GorgonMouseButtons.Left) == GorgonMouseButtons.Left)
{
drawColor = Color.FromArgb(64, 0, 0, 192);
}
if ((e.Buttons & GorgonMouseButtons.Right) == GorgonMouseButtons.Right)
{
drawColor = Color.FromArgb(64, 192, 0, 0);
}
// Draw the pen.
var penPosition = new DX.RectangleF(position.X - (_radius / 2.0f), position.Y - (_radius / 2.0f), _radius, _radius);
if (_radius > 3.0f)
{
_2D.DrawFilledEllipse(penPosition, drawColor);
}
else
{
_2D.DrawFilledRectangle(penPosition, drawColor);
}
_2D.End();
_graphics.SetRenderTarget(_screen.RenderTargetView);
}
/// <summary> /// Handles the PointingDeviceDown event of the _mouse control. /// </summary> /// <param name="sender">The source of the event.</param> /// <param name="e">The <see cref="GorgonMouseEventArgs" /> instance containing the event data.</param> /// <exception cref="NotSupportedException"></exception> private void _mouse_ButtonDown(object sender, GorgonMouseEventArgs e) => UpdateMouse(e.RelativePosition, e.Buttons | e.ShiftButtons);
/// <summary> /// Handles the PointingDeviceMove event of the _mouse control. /// </summary> /// <param name="sender">The source of the event.</param> /// <param name="e">The <see cref="GorgonMouseEventArgs" /> instance containing the event data.</param> /// <exception cref="NotSupportedException"></exception> private void _mouse_Move(object sender, GorgonMouseEventArgs e) => // Lock the cursor in place as well so that we can, again, fake an "exclusive" mode. UpdateMouse(e.RelativePosition, e.Buttons | e.ShiftButtons);
/// <summary> /// Handles the PointingDeviceUp event of the _mouse control. /// </summary> /// <param name="sender">The source of the event.</param> /// <param name="e">The <see cref="GorgonMouseEventArgs" /> instance containing the event data.</param> /// <exception cref="NotSupportedException"></exception> private void _mouse_ButtonUp(object sender, GorgonMouseEventArgs e) => // Update the buttons so that only the buttons we have held down are showing. UpdateMouse(e.RelativePosition, e.ShiftButtons & ~e.Buttons);
