1997-11-25 06:05:25 +08:00
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/* The GIMP -- an image manipulation program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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1998-04-13 13:44:11 +08:00
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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1997-11-25 06:05:25 +08:00
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*/
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2000-12-29 23:22:01 +08:00
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1997-11-25 06:05:25 +08:00
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#ifndef __TEMP_BUF_H__
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#define __TEMP_BUF_H__
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2000-04-28 01:27:28 +08:00
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struct _TempBuf
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1997-11-25 06:05:25 +08:00
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{
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2001-12-03 21:44:59 +08:00
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gint bytes; /* the necessary info */
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gint width;
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gint height;
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gint x, y; /* origin of data source */
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1997-11-25 06:05:25 +08:00
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2001-12-03 21:44:59 +08:00
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gboolean swapped; /* flag indicating whether buf is cached to disk */
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gchar *filename; /* filename of cached information */
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1997-11-25 06:05:25 +08:00
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2001-12-03 21:44:59 +08:00
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guchar *data; /* The data buffer. Do never access this field
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2001-05-20 00:09:41 +08:00
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directly, use temp_buf_data() instead !! */
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1997-11-25 06:05:25 +08:00
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};
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/* The temp buffer functions */
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2002-01-31 00:14:26 +08:00
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TempBuf * temp_buf_new (gint width,
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gint height,
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gint bytes,
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gint x,
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gint y,
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guchar *col);
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TempBuf * temp_buf_new_check (gint width,
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gint height,
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GimpCheckType check_type,
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GimpCheckSize check_size);
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TempBuf * temp_buf_copy (TempBuf *src,
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TempBuf *dest);
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TempBuf * temp_buf_resize (TempBuf *buf,
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gint bytes,
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gint x,
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gint y,
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gint width,
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gint height);
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TempBuf * temp_buf_scale (TempBuf *buf,
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gint width,
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gint height);
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TempBuf * temp_buf_copy_area (TempBuf *src,
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TempBuf *dest,
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gint x,
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gint y,
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gint width,
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gint height,
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gint dest_x,
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gint dest_y);
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void temp_buf_free (TempBuf *buf);
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guchar * temp_buf_data (TempBuf *buf);
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guchar * temp_buf_data_clear (TempBuf *buf);
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gsize temp_buf_get_memsize (TempBuf *buf);
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1997-11-25 06:05:25 +08:00
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/* The mask buffer functions */
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2002-01-31 00:14:26 +08:00
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MaskBuf * mask_buf_new (gint width,
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gint height);
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void mask_buf_free (MaskBuf *mask_buf);
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guchar * mask_buf_data (MaskBuf *mask_buf);
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guchar * mask_buf_data_clear (MaskBuf *mask_buf);
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1997-11-25 06:05:25 +08:00
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/* The disk caching functions */
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2002-01-31 00:14:26 +08:00
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void temp_buf_swap (TempBuf *buf);
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void temp_buf_unswap (TempBuf *buf);
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void temp_buf_swap_free (TempBuf *buf);
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1997-11-25 06:05:25 +08:00
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2000-04-28 01:27:28 +08:00
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/* Called by app_procs:exit() to free up the cached undo buffer */
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1997-11-25 06:05:25 +08:00
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2002-01-31 00:14:26 +08:00
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void swapping_free (void);
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1997-11-25 06:05:25 +08:00
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2000-12-29 23:22:01 +08:00
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1997-11-25 06:05:25 +08:00
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#endif /* __TEMP_BUF_H__ */
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