/* GGV - mouse cursors
 *
 * Copied from EOG.
 *
 * Copyright (C) 2000-2002 The Free Software Foundation
 *
 * Author: Federico Mena-Quintero <federico@gnu.org>
 *
 * 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 "cursors.h"

/* Cursor definitions.  Keep in sync with the CursorType enumeration in
 * cursors.h.
 */

#include "cursors/hand-open-data.xbm"
#include "cursors/hand-open-mask.xbm"
#include "cursors/hand-closed-data.xbm"
#include "cursors/hand-closed-mask.xbm"

static struct {
  char *data;
  char *mask;
  int data_width;
  int data_height;
  int mask_width;
  int mask_height;
  int hot_x, hot_y;
} cursors[] = {
  {
  hand_open_data_bits, hand_open_mask_bits,
      hand_open_data_width, hand_open_data_height,
      hand_open_mask_width, hand_open_mask_height,
      hand_open_data_width / 2, hand_open_data_height / 2}, {
  hand_closed_data_bits, hand_closed_mask_bits,
      hand_closed_data_width, hand_closed_data_height,
      hand_closed_mask_width, hand_closed_mask_height,
      hand_closed_data_width / 2, hand_closed_data_height / 2}, {
  NULL, NULL, 0, 0, 0, 0}
};

/**
 * cursor_get:
 * @window: Window whose screen and colormap determine the cursor's.
 * @type: A cursor type.
 * 
 * Creates a cursor.
 * 
 * Return value: The newly-created cursor.
 **/
GdkCursor *
cursor_get(GdkWindow * window, CursorType type)
{
  GdkBitmap *data;
  GdkBitmap *mask;
  GdkColor black, white;
  GdkCursor *cursor;

  g_return_val_if_fail(window != NULL, NULL);
  g_return_val_if_fail(type >= 0 && type < CURSOR_NUM_CURSORS, NULL);

  g_assert(cursors[type].data_width == cursors[type].mask_width);
  g_assert(cursors[type].data_height == cursors[type].mask_height);

  data = gdk_bitmap_create_from_data(window,
                                     cursors[type].data,
                                     cursors[type].data_width,
                                     cursors[type].data_height);
  mask = gdk_bitmap_create_from_data(window,
                                     cursors[type].mask,
                                     cursors[type].mask_width,
                                     cursors[type].mask_height);

  g_assert(data != NULL && mask != NULL);

  gdk_color_black(gdk_drawable_get_colormap(GDK_DRAWABLE(window)), &black);
  gdk_color_white(gdk_drawable_get_colormap(GDK_DRAWABLE(window)), &white);

  cursor = gdk_cursor_new_from_pixmap(data, mask, &white, &black,
                                      cursors[type].hot_x, cursors[type].hot_y);
  g_assert(cursor != NULL);

  gdk_cursor_ref(cursor);

  gdk_drawable_unref(GDK_DRAWABLE(data));
  gdk_drawable_unref(GDK_DRAWABLE(mask));

  return cursor;
}