mirror of https://github.com/GNOME/gimp.git
154 lines
7.1 KiB
C
154 lines
7.1 KiB
C
/* GIMP - The GNU 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 3 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, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __TILE_MANAGER_H__
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#define __TILE_MANAGER_H__
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#define GIMP_TYPE_TILE_MANAGER (gimp_tile_manager_get_type ())
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#define GIMP_VALUE_HOLDS_TILE_MANAGER(value) (G_TYPE_CHECK_VALUE_TYPE ((value), GIMP_TYPE_TILE_MANAGER))
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GType gimp_tile_manager_get_type (void) G_GNUC_CONST;
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#ifdef GIMP_UNSTABLE
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void tile_manager_exit (void);
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#endif
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/* Creates a new tile manager with the specified size */
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TileManager * tile_manager_new (gint width,
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gint height,
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gint bpp);
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/* Ref/Unref a tile manager.
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*/
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TileManager * tile_manager_ref (TileManager *tm);
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void tile_manager_unref (TileManager *tm);
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/* Make a copy of the tile manager.
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*/
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TileManager * tile_manager_duplicate (TileManager *tm);
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/* Set the validate procedure for the tile manager. The validate
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* procedure is called when an invalid tile is referenced. If the
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* procedure is NULL, then the tile is set to valid and its memory is
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* allocated, but not initialized.
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*/
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void tile_manager_set_validate_proc (TileManager *tm,
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TileValidateProc proc,
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gpointer user_data);
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/* Get a specified tile from a tile manager.
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*/
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Tile * tile_manager_get_tile (TileManager *tm,
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gint xpixel,
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gint ypixel,
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gboolean wantread,
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gboolean wantwrite);
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/* Get a specified tile from a tile manager.
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*/
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Tile * tile_manager_get (TileManager *tm,
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gint tile_num,
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gboolean wantread,
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gboolean wantwrite);
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Tile * tile_manager_get_at (TileManager *tm,
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gint tile_col,
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gint tile_row,
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gboolean wantread,
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gboolean wantwrite);
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void tile_manager_map_tile (TileManager *tm,
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gint xpixel,
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gint ypixel,
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Tile *srctile);
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void tile_manager_map (TileManager *tm,
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gint tile_num,
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Tile *srctile);
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/* Validate a tiles memory.
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*/
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void tile_manager_validate_tile (TileManager *tm,
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Tile *tile);
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void tile_manager_invalidate_area (TileManager *tm,
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gint x,
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gint y,
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gint w,
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gint h);
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gint tile_manager_width (const TileManager *tm);
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gint tile_manager_height (const TileManager *tm);
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gint tile_manager_bpp (const TileManager *tm);
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gint tile_manager_tiles_per_col (const TileManager *tm);
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gint tile_manager_tiles_per_row (const TileManager *tm);
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void tile_manager_get_offsets (const TileManager *tm,
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gint *x,
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gint *y);
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void tile_manager_set_offsets (TileManager *tm,
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gint x,
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gint y);
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gint64 tile_manager_get_memsize (const TileManager *tm,
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gboolean sparse);
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void tile_manager_get_tile_coordinates (TileManager *tm,
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Tile *tile,
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gint *x,
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gint *y);
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void tile_manager_get_tile_col_row (TileManager *tm,
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Tile *tile,
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gint *tile_col,
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gint *tile_row);
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void tile_manager_map_over_tile (TileManager *tm,
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Tile *tile,
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Tile *srctile);
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void read_pixel_data (TileManager *tm,
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gint x1,
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gint y1,
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gint x2,
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gint y2,
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guchar *buffer,
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guint stride);
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void write_pixel_data (TileManager *tm,
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gint x1,
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gint y1,
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gint x2,
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gint y2,
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const guchar *buffer,
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guint stride);
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/* Fill buffer with the pixeldata for the pixel at coordinates x,y
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* if x,y is outside the area of the tilemanger, nothing is done.
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*/
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void read_pixel_data_1 (TileManager *tm,
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gint x,
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gint y,
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guchar *buffer);
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void write_pixel_data_1 (TileManager *tm,
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gint x,
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gint y,
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const guchar *buffer);
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#endif /* __TILE_MANAGER_H__ */
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