////////////////////////////////////////////////////////////////////////////////
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//      10        20        30        40        50        60        70        80
//
// notify-osd
//
// raico-blur.h - implements public API for blurring cairo image-surfaces
//
// Copyright 2009 Canonical Ltd.
//
// Authors:
//    Mirco "MacSlow" Mueller <mirco.mueller@canonical.com>
//
// This program is free software: you can redistribute it and/or modify it
// under the terms of the GNU General Public License version 3, as published
// by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranties of
// MERCHANTABILITY, SATISFACTORY QUALITY, 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, see <http://www.gnu.org/licenses/>.
//
////////////////////////////////////////////////////////////////////////////////

#ifndef _RAICO_BLUR_H
#define _RAICO_BLUR_H

#include <glib.h>
#include <cairo.h>

typedef enum _raico_blur_quality_t
{
	RAICO_BLUR_QUALITY_LOW = 0, // low quality, but fast, maybe interactive
	RAICO_BLUR_QUALITY_MEDIUM,  // compromise between speed and quality
	RAICO_BLUR_QUALITY_HIGH     // quality before speed
} raico_blur_quality_t;

typedef struct _raico_blur_private_t raico_blur_private_t;

typedef struct _raico_blur_t
{
	raico_blur_private_t* priv;
} raico_blur_t;

raico_blur_t*
raico_blur_create (raico_blur_quality_t quality);

raico_blur_quality_t
raico_blur_get_quality (raico_blur_t* blur);

void
raico_blur_set_quality (raico_blur_t*        blur,
			raico_blur_quality_t quality);

guint
raico_blur_get_radius (raico_blur_t* blur);

void
raico_blur_set_radius (raico_blur_t* blur,
		       guint         radius);

void
raico_blur_apply (raico_blur_t*    blur,
		  cairo_surface_t* surface);

void
raico_blur_destroy (raico_blur_t* blur);

#endif // _RAICO_BLUR_H