/*

 * Clutter.

 *

 * An OpenGL based 'interactive canvas' library.

 *

 * Copyright (C) 2012  Intel Corporation.

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Lesser General Public

 * License as published by the Free Software Foundation; either

 * version 2 of the License, or (at your option) any later version.

 *

 * This library 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 for more details.

 *

 * You should have received a copy of the GNU Lesser General Public

 * License along with this library. If not, see <http://www.gnu.org/licenses/>.

 *

 * Author:

 *   Emmanuele Bassi <ebassi@linux.intel.com>

 */

#ifndef __CLUTTER_CANVAS_H__

#define __CLUTTER_CANVAS_H__

#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)

#error "Only <clutter/clutter.h> can be included directly."

#endif

#include <clutter/clutter-types.h>

G_BEGIN_DECLS

#define CLUTTER_TYPE_CANVAS             (clutter_canvas_get_type ())

#define CLUTTER_CANVAS(obj)             (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_CANVAS, ClutterCanvas))

#define CLUTTER_IS_CANVAS(obj)          (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_CANVAS))

#define CLUTTER_CANVAS_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_CANVAS, ClutterCanvasClass))

#define CLUTTER_IS_CANVAS_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_CANVAS))

#define CLUTTER_CANVAS_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_CANVAS, ClutterCanvasClass))

typedef struct _ClutterCanvas           ClutterCanvas;

typedef struct _ClutterCanvasPrivate    ClutterCanvasPrivate;

typedef struct _ClutterCanvasClass      ClutterCanvasClass;

/**

 * ClutterCanvas:

 *

 * The #ClutterCanvas structure contains

 * private data and should only be accessed using the provided

 * API.

 *

 * Since: 1.10

 */

struct _ClutterCanvas

{

  /*< private >*/

  GObject parent_instance;

  ClutterCanvasPrivate *priv;

};

/**

 * ClutterCanvasClass:

 * @draw: class handler for the #ClutterCanvas::draw signal

 *

 * The #ClutterCanvasClass structure contains

 * private data.

 *

 * Since: 1.10

 */

struct _ClutterCanvasClass

{

  /*< private >*/

  GObjectClass parent_class;

  /*< public >*/

  gboolean (* draw) (ClutterCanvas *canvas,

                     cairo_t       *cr,

                     int            width,

                     int            height);

  /*< private >*/

  gpointer _padding[16];

};

CLUTTER_AVAILABLE_IN_1_10

GType clutter_canvas_get_type (void) G_GNUC_CONST;

CLUTTER_AVAILABLE_IN_1_10

ClutterContent *        clutter_canvas_new                      (void);

CLUTTER_AVAILABLE_IN_1_10

gboolean                clutter_canvas_set_size                 (ClutterCanvas *canvas,

                                                                 int            width,

                                                                 int            height);

CLUTTER_AVAILABLE_IN_1_18

void                    clutter_canvas_set_scale_factor         (ClutterCanvas *canvas,

                                                                 int            scale);

CLUTTER_AVAILABLE_IN_1_18

int                     clutter_canvas_get_scale_factor         (ClutterCanvas *canvas);

G_END_DECLS

#endif /* __CLUTTER_CANVAS_H__ */