public virtual bool MouseIsCurrentlyOverButtonArea(ButtonArea buttonArea, Vector2 offset, IResolution resolution)
{
Point mouseScreenPosition = _currentMousePosition;
Vector2 mousePosition = resolution.ScreenToGameCoord(new Vector2(mouseScreenPosition.X, mouseScreenPosition.Y));
Vector2 buttonAreaSize = buttonArea.GetSize();
return(mousePosition.X >= buttonArea.Position.X + offset.X && mousePosition.X <= buttonArea.Position.X + offset.X + buttonAreaSize.X && mousePosition.Y >= buttonArea.Position.Y + offset.Y && mousePosition.Y <= buttonArea.Position.Y + offset.Y + buttonAreaSize.Y);
}
protected virtual void CheckIfScrollUpOrDown(int focusedIndex)
{
if (focusedIndex >= 0)
{
ButtonArea focusedButton = _buttonAreaList[focusedIndex];
if (focusedButton != null)
{
if (focusedButton.Position.Y + focusedButton.GetSize().Y + ScrollCurrentOffset.Y >= _scrollDownButtonArea.Position.Y)
{
ButtonArea aboveFocusedButton = _buttonAreaList[focusedIndex - 1];
//Scroll down
ScrollCurrentOffset.Y -= focusedButton.Position.Y + focusedButton.GetSize().Y - (aboveFocusedButton.Position.Y + aboveFocusedButton.GetSize().Y);
}
else if (focusedButton.Position.Y + ScrollCurrentOffset.Y < _scrollUpButtonArea.Position.Y + _scrollUpButtonArea.GetSize().Y)
{
ButtonArea belowFocusedButton = _buttonAreaList[focusedIndex + 1];
//Scroll up
ScrollCurrentOffset.Y += belowFocusedButton.Position.Y + belowFocusedButton.GetSize().Y - (focusedButton.Position.Y + focusedButton.GetSize().Y);
}
}
}
if (_buttonAreaList[_buttonAreaList.Count - 1].Position.Y + _buttonAreaList[_buttonAreaList.Count - 1].GetSize().Y + ScrollCurrentOffset.Y >= _scrollDownButtonArea.Position.Y)
{
_scrollDownButtonArea.Visible = true;
}
else
{
_scrollDownButtonArea.Visible = false;
}
if (_buttonAreaList[0].Position.Y + ScrollCurrentOffset.Y <= _scrollUpButtonArea.Position.Y + _scrollUpButtonArea.GetSize().Y)
{
_scrollUpButtonArea.Visible = true;
}
else
{
_scrollUpButtonArea.Visible = false;
}
}
public virtual ButtonArea GetMouseOverButtonArea(GameTime gameTime, GameSettings gameSettings, IResolution resolution)
{
foreach (ButtonArea button in _buttonAreaList)
{
if (button.Visible && !button.Disabled)
{
if (!Scrollable || button.Position.Y + button.GetSize().Y + ScrollCurrentOffset.Y < _scrollDownButtonArea.Position.Y && button.Position.Y + ScrollCurrentOffset.Y > _scrollUpButtonArea.Position.Y + _scrollUpButtonArea.GetSize().Y)
{
if (_inputChecker.MouseIsCurrentlyOverButtonArea(button, ScrollCurrentOffset, resolution))
{
return(button);
}
}
}
}
if (Scrollable)
{
if (_scrollUpButtonArea.Visible && !_scrollUpButtonArea.Disabled)
{
if (_inputChecker.MouseIsCurrentlyOverButtonArea(_scrollUpButtonArea, new Vector2(0, 0), resolution))
{
return(_scrollUpButtonArea);
}
}
if (_scrollDownButtonArea.Visible && !_scrollDownButtonArea.Disabled)
{
if (_inputChecker.MouseIsCurrentlyOverButtonArea(_scrollDownButtonArea, new Vector2(0, 0), resolution))
{
return(_scrollDownButtonArea);
}
}
}
return(null);
}