text: /*************************************************************************/
  /*  slider.h                                                             */
  /*************************************************************************/
  /*                       This file is part of:                           */
  /*                           GODOT ENGINE                                */
  /*                      https://godotengine.org                          */
  /*************************************************************************/
  /* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
  /* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
  /*                                                                       */
  /* Permission is hereby granted, free of charge, to any person obtaining */
  /* a copy of this software and associated documentation files (the       */
  /* "Software"), to deal in the Software without restriction, including   */
  /* without limitation the rights to use, copy, modify, merge, publish,   */
  /* distribute, sublicense, and/or sell copies of the Software, and to    */
  /* permit persons to whom the Software is furnished to do so, subject to */
  /* the following conditions:                                             */
  /*                                                                       */
  /* The above copyright notice and this permission notice shall be        */
  /* included in all copies or substantial portions of the Software.       */
  /*                                                                       */
  /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
  /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
  /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
  /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
  /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
  /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
  /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
  /*************************************************************************/
  
  #ifndef SLIDER_H
  #define SLIDER_H
  
  #include "scene/gui/range.h"
  
  class Slider : public Range {
  
  	GDCLASS(Slider, Range);
  
  	struct Grab {
  		int pos;
  		float uvalue;
  		bool active;
  	} grab;
  
  	int ticks;
  	bool mouse_inside;
  	Orientation orientation;
  	float custom_step;
  	bool editable;
  	bool scrollable;
  
  protected:
  	void _gui_input(Ref<InputEvent> p_event);
  	void _notification(int p_what);
  	static void _bind_methods();
  	bool ticks_on_borders;
  
  public:
  	virtual Size2 get_minimum_size() const;
  
  	void set_custom_step(float p_custom_step);
  	float get_custom_step() const;
  
  	void set_ticks(int p_count);
  	int get_ticks() const;
  
  	void set_ticks_on_borders(bool);
  	bool get_ticks_on_borders() const;
  
  	void set_editable(bool p_editable);
  	bool is_editable() const;
  
  	void set_scrollable(bool p_scrollable);
  	bool is_scrollable() const;
  
  	Slider(Orientation p_orientation = VERTICAL);
  };
  
  class HSlider : public Slider {
  
  	GDCLASS(HSlider, Slider);
  
  public:
  	HSlider() :
  			Slider(HORIZONTAL) { set_v_size_flags(0); }
  };
  
  class VSlider : public Slider {
  
  	GDCLASS(VSlider, Slider);
  
  public:
  	VSlider() :
  			Slider(VERTICAL) { set_h_size_flags(0); }
  };
  
  #endif // SLIDER_H
  