/* GDK - The GIMP Drawing Kit

 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald

 *

 * 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, write to the

 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,

 * Boston, MA 02111-1307, USA.

 */

/*

 * Modified by the GTK+ Team and others 1997-2000.  See the AUTHORS

 * file for a list of people on the GTK+ Team.  See the ChangeLog

 * files for a list of changes.  These files are distributed with

 * GTK+ at ftp://ftp.gtk.org/pub/gtk/.

 */

#ifndef __GDK_COLOR_H__

#define __GDK_COLOR_H__

#if defined(GTK_DISABLE_SINGLE_INCLUDES) && !defined (__GDK_H_INSIDE__) && !defined (GDK_COMPILATION)

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

#endif

#include <cairo.h>

#include <gdk/gdktypes.h>

G_BEGIN_DECLS

/* The color type.

 *   A color consists of red, green and blue values in the

 *    range 0-65535 and a pixel value. The pixel value is highly

 *    dependent on the depth and colormap which this color will

 *    be used to draw into. Therefore, sharing colors between

 *    colormaps is a bad idea.

 */

struct _GdkColor

{

  guint32 pixel;

  guint16 red;

  guint16 green;

  guint16 blue;

};

/* The colormap type.

 */

typedef struct _GdkColormapClass GdkColormapClass;

#define GDK_TYPE_COLORMAP              (gdk_colormap_get_type ())

#define GDK_COLORMAP(object)           (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_COLORMAP, GdkColormap))

#define GDK_COLORMAP_CLASS(klass)      (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_COLORMAP, GdkColormapClass))

#define GDK_IS_COLORMAP(object)        (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_COLORMAP))

#define GDK_IS_COLORMAP_CLASS(klass)   (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_COLORMAP))

#define GDK_COLORMAP_GET_CLASS(obj)    (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_COLORMAP, GdkColormapClass))

#define GDK_TYPE_COLOR                 (gdk_color_get_type ())

struct _GdkColormap

{

  /*< private >*/

  GObject parent_instance;

  /*< public >*/

  gint      GSEAL (size);

  GdkColor *GSEAL (colors);

  /*< private >*/

  GdkVisual *GSEAL (visual);

  gpointer GSEAL (windowing_data);

};

struct _GdkColormapClass

{

  GObjectClass parent_class;

};

GType        gdk_colormap_get_type (void) G_GNUC_CONST;

GdkColormap* gdk_colormap_new	  (GdkVisual   *visual,

				   gboolean	allocate);

#ifndef GDK_DISABLE_DEPRECATED

GdkColormap* gdk_colormap_ref	  (GdkColormap *cmap);

void	     gdk_colormap_unref	  (GdkColormap *cmap);

#endif 

#ifndef GDK_MULTIHEAD_SAFE

GdkColormap* gdk_colormap_get_system	        (void);

#endif

GdkScreen *gdk_colormap_get_screen (GdkColormap *cmap);

#ifndef GDK_DISABLE_DEPRECATED

gint gdk_colormap_get_system_size  (void);

#endif

#if !defined (GDK_DISABLE_DEPRECATED) || defined (GDK_COMPILATION)

/* Used by gdk_colors_store () */

void gdk_colormap_change (GdkColormap	*colormap,

			  gint		 ncolors);

#endif 

gint  gdk_colormap_alloc_colors   (GdkColormap    *colormap,

				   GdkColor       *colors,

				   gint            n_colors,

				   gboolean        writeable,

				   gboolean        best_match,

				   gboolean       *success);

gboolean gdk_colormap_alloc_color (GdkColormap    *colormap,

				   GdkColor       *color,

				   gboolean        writeable,

				   gboolean        best_match);

void     gdk_colormap_free_colors (GdkColormap    *colormap,

				   const GdkColor *colors,

				   gint            n_colors);

void     gdk_colormap_query_color (GdkColormap    *colormap,

				   gulong          pixel,

				   GdkColor       *result);

GdkVisual *gdk_colormap_get_visual (GdkColormap *colormap);

GdkColor *gdk_color_copy      (const GdkColor *color);

void      gdk_color_free      (GdkColor       *color);

gboolean  gdk_color_parse     (const gchar    *spec,

			       GdkColor       *color);

guint     gdk_color_hash      (const GdkColor *colora);

gboolean  gdk_color_equal     (const GdkColor *colora,

			       const GdkColor *colorb);

gchar *   gdk_color_to_string (const GdkColor *color);

GType     gdk_color_get_type (void) G_GNUC_CONST;

/* The following functions are deprecated */

#ifndef GDK_DISABLE_DEPRECATED

void gdk_colors_store	 (GdkColormap	*colormap,

			  GdkColor	*colors,

			  gint		 ncolors);

gint gdk_color_white	 (GdkColormap	*colormap,

			  GdkColor	*color);

gint gdk_color_black	 (GdkColormap	*colormap,

			  GdkColor	*color);

gint gdk_color_alloc	 (GdkColormap	*colormap,

			  GdkColor	*color);

gint gdk_color_change	 (GdkColormap	*colormap,

			  GdkColor	*color);

#endif /* GDK_DISABLE_DEPRECATED */

#if !defined (GDK_DISABLE_DEPRECATED) || defined (GDK_COMPILATION)

/* Used by gdk_rgb_try_colormap () */

gint gdk_colors_alloc	 (GdkColormap	*colormap,

			  gboolean	 contiguous,

			  gulong	*planes,

			  gint		 nplanes,

			  gulong	*pixels,

			  gint		 npixels);

void gdk_colors_free	 (GdkColormap	*colormap,

			  gulong	*pixels,

			  gint		 npixels,

			  gulong	 planes);

#endif /* !GDK_DISABLE_DEPRECATED || GDK_COMPILATION */

G_END_DECLS

#endif /* __GDK_COLOR_H__ */