shape.h

Go to the documentation of this file.

/***************************************************************************
 *   Copyright (C) 2004 by Rick L. Vinyard, Jr.                            *
 *   rvinyard@cs.nmsu.edu                                                  *
 *                                                                         *
 *   This file is part of the papyrus library.                             *
 *                                                                         *
 *   papyrus is free software; you can redistribute it and/or modify       *
 *   it under the terms of the GNU Lesser General Public License           *
 *   version 3.0 as published by the Free Software Foundation.             *
 *                                                                         *
 *   papyrus 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 Lesser General Public License version 3.0 for more details.       *
 *                                                                         *
 *   You should have received a copy of the GNU Lesser General Public      *
 *   License along with the papyrus library. If not, see                   *
 *   <http://www.gnu.org/licenses/>.                                       *
 ***************************************************************************/
#ifndef PAPYRUSSHAPE_H
#define PAPYRUSSHAPE_H

#include <papyrus/enums.h>
#include <papyrus/drawable.h>
#include <papyrus/fill.h>
#include <papyrus/rgba.h>
#include <papyrus/stroke.h>

namespace Papyrus
{

  class Shape : public Drawable
  {
    protected:

      Shape ( const Glib::ustring& id=Glib::ustring(), Fill::pointer fill = Fill::pointer(), Stroke::pointer stroke = Stroke::pointer() );

    public:
      PAPYRUS_RENDERABLE(Shape);

      virtual ~Shape();

      virtual void set( const AttributeValueMap& avmap );

      virtual void draw ( Context& cairo ) const;

      virtual void draw_shape ( Context& cairo ) const = 0;

      virtual void draw_stroke_path ( Context& cairo ) const;

      Fill::pointer fill();

      void set_fill ( Fill::pointer fill );

      void set_fill ( Paint::pointer paint );

      void set_fill ( Cairo::RefPtr<Cairo::Pattern> pattern );

      void set_fill( const RGBA& color );

      void set_fill( const Glib::ustring& fill );

      void set_fill_paint( const Glib::ustring& paint_name );

      Stroke::pointer stroke();

      void set_stroke ( Stroke::pointer stroke );

      void set_stroke ( Paint::pointer paint );

      void set_stroke ( Cairo::RefPtr<Cairo::Pattern> pattern );

      void set_stroke ( const RGBA& color );

      void set_stroke ( const Glib::ustring& stroke );

      void set_stroke_paint( const Glib::ustring& paint_name );

      void operator=( const Shape& other );

    protected:
      Fill::pointer m_fill;
      Stroke::pointer m_stroke;
      mutable Cairo::Path* m_fill_path;
      mutable Cairo::Path* m_stroke_path;

      sigc::connection m_fill_changed_connection;
      sigc::connection m_stroke_changed_connection;

      virtual void on_fill_changed();

      virtual void on_stroke_changed();

      virtual void shape_changed ( unsigned which=FILL|STROKE );

      Glib::ustring svg_fill();

  };

}

#endif