mirror of https://github.com/GNOME/gimp.git
146 lines
3.2 KiB
C
146 lines
3.2 KiB
C
/* 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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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __BASE_TYPES_H__
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#define __BASE_TYPES_H__
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/* magic constants */
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#define MAX_CHANNELS 4
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#define GRAY_PIX 0
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#define ALPHA_G_PIX 1
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#define RED_PIX 0
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#define GREEN_PIX 1
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#define BLUE_PIX 2
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#define ALPHA_PIX 3
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#define INDEXED_PIX 0
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#define ALPHA_I_PIX 1
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/* enums */
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/* Layer modes */
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typedef enum
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{
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NORMAL_MODE,
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DISSOLVE_MODE,
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BEHIND_MODE,
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MULTIPLY_MODE,
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SCREEN_MODE,
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OVERLAY_MODE,
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DIFFERENCE_MODE,
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ADDITION_MODE,
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SUBTRACT_MODE,
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DARKEN_ONLY_MODE,
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LIGHTEN_ONLY_MODE,
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HUE_MODE,
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SATURATION_MODE,
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COLOR_MODE,
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VALUE_MODE,
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DIVIDE_MODE,
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DODGE_MODE,
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BURN_MODE,
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HARDLIGHT_MODE,
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ERASE_MODE, /*< skip >*/
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REPLACE_MODE, /*< skip >*/
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ANTI_ERASE_MODE /*< skip >*/
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} LayerModeEffects;
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/* Types of convolutions */
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typedef enum
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{
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NORMAL_CONVOL, /* Negative numbers truncated */
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ABSOLUTE_CONVOL, /* Absolute value */
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NEGATIVE_CONVOL /* add 127 to values */
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} ConvolutionType;
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typedef enum
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{
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LINEAR_INTERPOLATION,
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CUBIC_INTERPOLATION,
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NEAREST_NEIGHBOR_INTERPOLATION
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} InterpolationType;
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typedef enum
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{
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VALUE_LUT,
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RED_LUT,
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GREEN_LUT,
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BLUE_LUT,
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ALPHA_LUT,
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GRAY_LUT = 0 /*< skip >*/
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} ChannelLutType;
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/* Transparency representation */
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typedef enum /*< skip >*/
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{
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LIGHT_CHECKS = 0,
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GRAY_CHECKS = 1,
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DARK_CHECKS = 2,
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WHITE_ONLY = 3,
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GRAY_ONLY = 4,
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BLACK_ONLY = 5
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} GimpCheckType;
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typedef enum /*< skip >*/
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{
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SMALL_CHECKS = 0,
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MEDIUM_CHECKS = 1,
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LARGE_CHECKS = 2
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} GimpCheckSize;
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typedef enum /*< skip >*/
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{
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GIMP_HISTOGRAM_VALUE = 0,
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GIMP_HISTOGRAM_RED = 1,
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GIMP_HISTOGRAM_GREEN = 2,
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GIMP_HISTOGRAM_BLUE = 3,
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GIMP_HISTOGRAM_ALPHA = 4
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} GimpHistogramChannel;
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/* types */
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typedef struct _BoundSeg BoundSeg;
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typedef struct _GimpHistogram GimpHistogram;
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typedef struct _GimpLut GimpLut;
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typedef struct _PixelRegionIterator PixelRegionIterator;
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typedef struct _PixelRegion PixelRegion;
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typedef struct _PixelRegionHolder PixelRegionHolder;
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typedef struct _TempBuf TempBuf;
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typedef struct _TempBuf MaskBuf;
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typedef struct _Tile Tile;
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typedef struct _TileManager TileManager;
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typedef struct _ScanConvertPoint ScanConvertPoint;
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/* functions */
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typedef void (* TileValidateProc) (TileManager *tm,
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Tile *tile);
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#endif /* __BASE_TYPES_H__ */
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