/// <summary>
/// Updates the button, eventually fires the events and returns the new ButtonState.
/// </summary>
/// <param name="element">The element the buttonLogic is calculated for.</param>
/// <param name="position">The position of the mouse cursor.</param>
/// <param name="button">The buttons of the mouse.</param>
/// <param name="pressed">Flag that indicates if mouse was pressed.</param>
/// <returns>The new buttonState.</returns>
public ButtonState Update(IGuiElement element, Vector3 position, MouseButton button, bool pressed)
{
bool isOver = element.ContainsPoint(new Vector2(position.X, position.Y));
WasOver = isOver;
if (button == MouseButton.Left && pressed && isOver)
{
ButtonDown = true;
}
else if (button == MouseButton.Left && !pressed && ButtonDown)
{
ButtonDown = false;
}
ButtonState newState = ButtonState.Normal;
if (ButtonDown)
{
if (isOver)
{
newState = ButtonState.PressedHover;
}
else
{
newState = ButtonState.Pressed;
}
}
else
{
if (isOver)
{
newState = ButtonState.Hover;
}
else
{
newState = ButtonState.Normal;
}
}
return(newState);
}
/// <summary>
/// Updates the button, eventually fires the events and returns the new ButtonState.
/// </summary>
/// <param name="element">The element the buttonLogic is calculated for.</param>
/// <param name="position">The position of the mouse cursor.</param>
/// <param name="button">The buttons of the mouse.</param>
/// <param name="pressed">Flag that indicates if mouse was pressed.</param>
/// <returns>The new buttonState.</returns>
public ButtonState Update(IGuiElement element, Vector3 position, MouseButton button, bool pressed)
{
bool isOver = element.ContainsPoint(new Vector2(position.X, position.Y));
if (isOver && !WasOver)
{
if (Hover != null)
{
Hover();
}
}
else if (WasOver && !isOver)
{
if (Leave != null)
{
Leave();
}
}
WasOver = isOver;
if (button == MouseButton.Left && pressed && isOver)
{
ButtonDown = true;
if (Down != null)
{
Down();
}
}
else if (button == MouseButton.Left && !pressed && ButtonDown)
{
ButtonDown = false;
if (Up != null)
{
Up();
}
}
ButtonState newState = ButtonState.Normal;
if (ButtonDown)
{
if (isOver)
{
newState = ButtonState.PressedHover;
}
else
{
newState = ButtonState.Pressed;
}
}
else
{
if (isOver)
{
newState = ButtonState.Hover;
}
else
{
newState = ButtonState.Normal;
}
}
return(newState);
}