/* 
 * Copyright (c) 2007, 2011, Oracle and/or its affiliates. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; version 2 of the
 * License.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301  USA
 */

#ifndef _LAYER_FIGURE_H_
#define _LAYER_FIGURE_H_


#include "mdc.h"

#include <grts/structs.model.h>

namespace wbfig {
class FigureEventHub;
  
class LayerAreaGroup : public mdc::AreaGroup
{
  typedef mdc::AreaGroup super;
  model_Object *_represented_object;
  FigureEventHub *_hub;
  MySQL::Geometry::Rect _initial_bounds;
  
  mdc::FontSpec _font;
  std::string _title;
  MySQL::Drawing::Color _title_fore;
  MySQL::Drawing::Color _title_back;

  cairo_text_extents_t _extents;
  bool _resizing;
  bool _extents_invalid;

  // OpenGL render support.
  GLuint _text_texture;
  GLuint _display_list; // OpenGL's rendering list for this item.

  boost::signals2::signal<void (MySQL::Geometry::Rect)> _resize_signal;

  virtual bool on_drag_handle(mdc::ItemHandle *handle, const MySQL::Geometry::Point &pos, bool dragging);
  
  virtual bool on_button_press(mdc::CanvasItem *target, const MySQL::Geometry::Point &point, mdc::MouseButton button, mdc::EventState state);
  virtual bool on_button_release(mdc::CanvasItem *target, const MySQL::Geometry::Point &point, mdc::MouseButton button, mdc::EventState state);
  virtual bool on_click(mdc::CanvasItem *target, const MySQL::Geometry::Point &point, mdc::MouseButton button, mdc::EventState state);
  virtual bool on_double_click(mdc::CanvasItem *target, const MySQL::Geometry::Point &point, mdc::MouseButton button, mdc::EventState state);
  virtual bool on_enter(mdc::CanvasItem *target, const MySQL::Geometry::Point &point);
  virtual bool on_leave(mdc::CanvasItem *target, const MySQL::Geometry::Point &point);

  virtual void move_item(mdc::CanvasItem *item, const MySQL::Geometry::Point &pos);

  virtual void render(mdc::CairoCtx *cr);
  virtual void render_gl(mdc::CairoCtx *cr); 

  MySQL::Geometry::Rect get_title_bounds() const;

public:
  LayerAreaGroup(mdc::Layer *layer, FigureEventHub *hub, model_Object *represented_object);
  ~LayerAreaGroup();

  void set_title(const std::string &title);
  void set_font(const mdc::FontSpec &font);
  
  boost::signals2::signal<void (MySQL::Geometry::Rect)>* signal_interactive_resize() { return &_resize_signal; }
  
  bool in_user_resize() const { return _resizing; }
};


};

#endif

