gimp/app/widgets/gimppreviewrendererbrush.c

/* The GIMP -- an image manipulation program
 * Copyright (C) 1995 Spencer Kimball and Peter Mattis
 *
 * GimpBrushPreview Widget
 * Copyright (C) 2001 Michael Natterer
 *
 * 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; either version 2 of the License, or
 * (at your option) any later version.
 *
 * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#include "config.h"

#include <gtk/gtk.h>

#include "apptypes.h"

#include "gimpbrush.h"
#include "gimpbrushpreview.h"
#include "temp_buf.h"


static void   gimp_brush_preview_class_init (GimpBrushPreviewClass *klass);
static void   gimp_brush_preview_init       (GimpBrushPreview      *preview);

static GtkWidget * gimp_brush_preview_create_popup (GimpPreview *preview);


static GimpPreviewClass *parent_class = NULL;


GtkType
gimp_brush_preview_get_type (void)
{
  static GtkType preview_type = 0;

  if (! preview_type)
    {
      GtkTypeInfo preview_info =
      {
	"GimpBrushPreview",
	sizeof (GimpBrushPreview),
	sizeof (GimpBrushPreviewClass),
	(GtkClassInitFunc) gimp_brush_preview_class_init,
	(GtkObjectInitFunc) gimp_brush_preview_init,
	/* reserved_1 */ NULL,
	/* reserved_2 */ NULL,
        (GtkClassInitFunc) NULL
      };

      preview_type = gtk_type_unique (GIMP_TYPE_PREVIEW, &preview_info);
    }
  
  return preview_type;
}

static void
gimp_brush_preview_class_init (GimpBrushPreviewClass *klass)
{
  GtkObjectClass   *object_class;
  GimpPreviewClass *preview_class;

  object_class  = (GtkObjectClass *) klass;
  preview_class = (GimpPreviewClass *) klass;

  parent_class = gtk_type_class (GIMP_TYPE_PREVIEW);

  preview_class->create_popup = gimp_brush_preview_create_popup;
}

static void
gimp_brush_preview_init (GimpBrushPreview *preview)
{
}

static GtkWidget *
gimp_brush_preview_create_popup (GimpPreview *preview)
{
  gint popup_width;
  gint popup_height;

  popup_width  = GIMP_BRUSH (preview->viewable)->mask->width;
  popup_height = GIMP_BRUSH (preview->viewable)->mask->height;

  return gimp_preview_new (preview->viewable,
			   popup_width,
			   popup_height,
			   FALSE, FALSE);
}