/* BSD 3-Clause License
 *
 * Copyright © 2008-2020, Jice and the libtcod contributors.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its
 *    contributors may be used to endorse or promote products derived from
 *    this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
#ifndef TCOD_GUI_WIDGET_HPP
#define TCOD_GUI_WIDGET_HPP
#include "../color.hpp"
#include "../console.hpp"
#include "../list.hpp"
#include "../mouse.hpp"
#include "gui_portability.hpp"
class TCODLIB_GUI_API Widget {
 public:
  int x, y, w, h;
  void* userData;
  static Widget* focus;
  static Widget* keyboardFocus;

  Widget();
  Widget(int x, int y);
  Widget(int x, int y, int w, int h);
  virtual ~Widget();
  virtual void render() {}
  virtual void update(const TCOD_key_t k);
  void move(int x, int y);
  void setTip(const char* tip);
  virtual void setVisible(bool val) { visible = val; }
  bool isVisible() { return visible; }
  virtual void computeSize() {}
  static void setBackgroundColor(const TCODColor col, const TCODColor colFocus);
  static void setForegroundColor(const TCODColor col, const TCODColor colFocus);
  static void setConsole(TCODConsole* con);
  static void updateWidgets(const TCOD_key_t k, const TCOD_mouse_t mouse);
  static void renderWidgets();
  static TCOD_mouse_t mouse;
  static TCODColor fore;
  virtual void expand(int, int) {}  // parameters: width, height
 protected:
  friend class StatusBar;
  friend class ToolBar;
  friend class VBox;
  friend class HBox;

  virtual void onMouseIn() {}
  virtual void onMouseOut() {}
  virtual void onButtonPress() {}
  virtual void onButtonRelease() {}
  virtual void onButtonClick() {}

  static void updateWidgetsIntern(const TCOD_key_t k);

  static float elapsed;
  static TCODColor back;
  static TCODColor backFocus;
  static TCODColor foreFocus;
  static TCODConsole* con;
  static TCODList<Widget*> widgets;
  char* tip;
  bool mouseIn : 1;
  bool mouseL : 1;
  bool visible : 1;
};
typedef void (*widget_callback_t)(Widget* w, void* userData);
#endif /* TCOD_GUI_WIDGET_HPP */
