# ConstructRectangleOperator

class `ConstructRectangleOperator` : public HPS::Operator

  Subclassed by HPS::SelectAreaOperator, HPS::ZoomBoxOperator

  Public Functions

  `ConstructRectangleOperator`(MouseButtons in_mouse_trigger = MouseButtons::ButtonLeft(), ModifierKeys in_modifier_trigger = ModifierKeys(), bool draw_faces = false)
  inline HPS::Rectangle `GetInnerWindowRectangle`() const

    Returns the rectangle associated with this operator in inner window coordinates. If there is only one view, this is the same as GetWindowRectangle(). If there are multiple views, this is useful for operations done on the inner window level, such as drawing.

  inline virtual HPS::UTF8 `GetName`() const

    Returns the name of the Operator.

  inline HPS::Rectangle `GetWindowRectangle`() const

    Returns the rectangle associated with this operator in window coordinates. If there is only one view, this is the same as GetInnerWindowRectangle(). If there are multiple views, this is useful for operations done on the window level, such as selection.

  inline bool `IsRectangleValid`() const
  virtual bool `OnMouseDown`(MouseState const &in_state)

    This function is called whenever HPS receives a MouseEvent that signals a mouse button was pressed.

    Parameters: | in_state – A MouseState object describing the current mouse state.
    Returns: | true if the input event was handled, false otherwise.

  virtual bool `OnMouseMove`(MouseState const &in_state)

    This function is called whenever HPS receives a MouseEvent that signals the mouse moved

    Parameters: | in_state – A MouseState object describing the current mouse state.
    Returns: | true if the input event was handled, false otherwise.

  virtual bool `OnMouseUp`(MouseState const &in_state)

    This function is called whenever HPS receives a MouseEvent that signals a mouse button was released.

    Parameters: | in_state – A MouseState object describing the current mouse state.
    Returns: | true if the input event was handled, false otherwise.

  virtual bool `OnTouchDown`(TouchState const &in_state)

    This function is called whenever HPS receives a TouchEvent that signals the device was touched.

    Parameters: | in_state – A TouchState object describing the current touch state.
    Returns: | true if the input event was handled, false otherwise.

  virtual bool `OnTouchMove`(TouchState const &in_state)

    This function is called whenever HPS receives a TouchEvent that signals a point of contact has moved.

    Parameters: | in_state – A TouchState object describing the current touch state.
    Returns: | true if the input event was handled, false otherwise.

  virtual bool `OnTouchUp`(TouchState const &in_state)

    This function is called whenever HPS receives a TouchEvent that signals a point of contact has been released.

    Parameters: | in_state – A TouchState object describing the current touch state.
    Returns: | true if the input event was handled, false otherwise.

  virtual void `OnViewAttached`(HPS::View const &in_attached_view)

    This function is called whenever a view is attached to this operator.

    Parameters: | in_attached_view – The view attached to this operator.

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