/usr/include/ncbi/gifgen.h is in libncbi6-dev 6.1.20120620-7.
This file is owned by root:root, with mode 0o644.
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* ===========================================================================
*
* PUBLIC DOMAIN NOTICE
* National Center for Biotechnology Information (NCBI)
*
* This software/database is a "United States Government Work" under the
* terms of the United States Copyright Act. It was written as part of
* the author's official duties as a United States Government employee and
* thus cannot be copyrighted. This software/database is freely available
* to the public for use. The National Library of Medicine and the U.S.
* Government do not place any restriction on its use or reproduction.
* We would, however, appreciate having the NCBI and the author cited in
* any work or product based on this material
*
* Although all reasonable efforts have been taken to ensure the accuracy
* and reliability of the software and data, the NLM and the U.S.
* Government do not and cannot warrant the performance or results that
* may be obtained by using this software or data. The NLM and the U.S.
* Government disclaim all warranties, express or implied, including
* warranties of performance, merchantability or fitness for any particular
* purpose.
*
* ===========================================================================
*/
/* +-------------------------------------------------------------------+ */
/* | Copyright 1990, 1991, 1993, David Koblas. (koblas@netcom.com) | */
/* | Permission to use, copy, modify, and distribute this software | */
/* | and its documentation for any purpose and without fee is hereby | */
/* | granted, provided that the above copyright notice appear in all | */
/* | copies and that both that copyright notice and this permission | */
/* | notice appear in supporting documentation. This software is | */
/* | provided "as is" without express or implied warranty. | */
/* +-------------------------------------------------------------------+ */
/*
* File Name: gifgen.c
*
* Author: Alex Smirnov
*
* Version Creation Date: 10/20/95
*
* File Description:
* GIF generator header file
*
* $Log: gifgen.h,v $
* Revision 6.9 1999/10/26 15:47:35 vakatov
* + gdImageGifEx(), gdFWrite -- to specify an alternative GIF write func
* (with V.Chetvernin)
*
* Revision 6.8 1999/10/20 19:49:21 vakatov
* + gdImageGetDimensions()
*
* Revision 6.7 1999/08/13 21:23:09 vakatov
* Renamed "gd[Set|Get]ImageColor()" to "gdImage[Set|Get]Color()"
*
* Revision 6.6 1999/08/13 20:55:28 vakatov
* + gdSetImageColor()
* + gdImageGetAutoCropRectangle(), gdImageCrop(), gdImageAutoCrop() <in
* a close collab. with S.Resenchuk & R.Tatusov>
*
* Revision 6.5 1998/06/15 22:02:54 vakatov
* Added gdImageSetClip() to allow clipping(rectangular area only)
*
* Revision 6.4 1998/04/27 15:52:54 vakatov
* Added gdImageRoundRectangle() and gdImageQuadrant() to draw a rounded
* rectangle and a quarter of an ellipse respectively
*
* Revision 6.3 1998/04/08 19:53:51 brandon
* Added gdImageCopy() and gdImageCopyResized() from gd1.2
*
* Revision 6.2 1998/03/30 18:40:51 kans
* needs to include ncbistd.h to define Nlm_Boolean
*
* Revision 6.1 1998/03/30 16:52:15 vakatov
* Added gdImageArcEx() and gdImageEllipse()
*
* Revision 6.0 1997/08/25 18:15:08 madden
* Revision changed to 6.0
*
* Revision 5.5 1997/08/19 19:26:46 vakatov
* Added gdImageSelectPattern() to provide Nlm_SelectPattern()
* functionality for GIFs
*
* Revision 5.4 1997/03/18 20:10:50 shavirin
* Added protection for usage with C++
*
* Revision 5.3 1996/12/03 21:48:33 vakatov
* Adopted for 32-bit MS-Windows DLLs
*
* Revision 5.2 1996/11/22 19:45:25 vakatov
* Added prototypes for gdImageCreateFromGif() and gdGetImageColor()
*
* Revision 5.1 1996/11/12 15:39:33 vakatov
* Added prototypes of the vertical text printing routines: gdImageCharV()
* and gdImageStringV() -- [by R.Tatusov]
*
* Revision 5.0 1996/05/28 13:18:57 ostell
* Set to revision 5.0
*
* Revision 1.2 1996/04/19 14:17:56 vakatov
* Inserted non-NCBI copyright headers.
* Added VC log.
*
*
* ==========================================================================
*/
#ifndef GIFGEN_H
#define GIFGEN_H 1
#include <ncbistd.h>
#include <stdio.h>
#undef NLM_EXTERN
#ifdef NLM_IMPORT
#define NLM_EXTERN NLM_IMPORT
#else
#define NLM_EXTERN extern
#endif
#ifdef __cplusplus
extern "C" {
#endif
/**************************************************************************/
/* DEFINES */
/**************************************************************************/
#define gdMaxColors 256
#define gdDashSize 4
#define gdStyled (-2)
#define gdBrushed (-3)
#define gdStyledBrushed (-4)
#define gdTiled (-5)
#define gdTransparent (-6)
#define gdImageSX(im) ((im)->sx)
#define gdImageSY(im) ((im)->sy)
#define gdImageColorsTotal(im) ((im)->colorsTotal)
#define gdImageRed(im,c) ((im)->red[(c)])
#define gdImageGreen(im,c) ((im)->green[(c)])
#define gdImageBlue(im,c) ((im)->blue[(c)])
#define gdImageGetTransparent(im) ((im)->transparent)
#define gdImageGetInterlaced(im) ((im)->interlace)
/**************************************************************************/
/* TYPEDEFS */
/**************************************************************************/
typedef struct {
int nchars; /* # of characters in font */
int offset; /* First character is numbered... (usually 32 = space) */
int w; /* Character width */
int h; /* Character height */
int d; /* Character descent */
char * data; /* Font data; array of characters, one row after another.
Easily included in code, also easily loaded from
data files. */
} gdFont, *gdFontPtr;
typedef struct {
int x, y;
} gdPoint, *gdPointPtr;
typedef struct {
gdPoint lt;
gdPoint rb;
} gdRect;
typedef struct gdImageStruct {
unsigned char * pixels;
int sx;
int sy;
int colorsTotal;
int red[gdMaxColors];
int green[gdMaxColors];
int blue[gdMaxColors];
int open[gdMaxColors];
int transparent;
int * polyInts;
int polyAllocated;
struct gdImageStruct * brush;
struct gdImageStruct * tile;
int brushColorMap[gdMaxColors];
int tileColorMap[gdMaxColors];
int styleLength;
int stylePos;
int * style;
int interlace;
int use_pattern;
unsigned char pattern[8];
int use_clip;
gdRect clip, eff_clip;
} gdImage, *gdImagePtr;
/* Functions to manipulate images. */
NLM_EXTERN gdImagePtr gdImageCreate (int sx, int sy);
NLM_EXTERN gdImagePtr gdImageCreateFromGif (FILE *fd);
NLM_EXTERN void gdImageDestroy (gdImagePtr im);
NLM_EXTERN void gdImageSetPixel (gdImagePtr im,
int x, int y, int color);
NLM_EXTERN int gdImageGetPixel (gdImagePtr im, int x, int y);
NLM_EXTERN void gdImageLine (gdImagePtr im, int x1, int y1,
int x2, int y2, int color);
NLM_EXTERN void gdImageDashedLine (gdImagePtr im, int x1, int y1,
int x2, int y2, int color);
NLM_EXTERN void gdImageRectangle (gdImagePtr im, int x1, int y1,
int x2, int y2, int color);
NLM_EXTERN void gdImageFilledRectangle(gdImagePtr im, int x1, int y1,
int x2, int y2, int color);
NLM_EXTERN void gdImageRoundRectangle (gdImagePtr im, int x1, int y1,
int x2, int y2,
int oval_w, int oval_h,
int color, Nlm_Boolean fill);
NLM_EXTERN int gdImageBoundsSafe (gdImagePtr im, int x, int y);
NLM_EXTERN void gdImageChar (gdImagePtr im, gdFontPtr f,
int x, int y,
int c, int color);
NLM_EXTERN void gdImageCharV (gdImagePtr im, gdFontPtr f,
int x, int y,
int c, int color);
NLM_EXTERN void gdImageString (gdImagePtr im, gdFontPtr f,
int x, int y,
char *s, int color);
NLM_EXTERN void gdImageStringV (gdImagePtr im, gdFontPtr f,
int x, int y,
char *s, int color);
NLM_EXTERN void gdImagePolygon (gdImagePtr im,
gdPointPtr p, int n, int c);
NLM_EXTERN void gdImageFilledPolygon (gdImagePtr im,
gdPointPtr p, int n, int c);
NLM_EXTERN int gdImageColorAllocate (gdImagePtr im,
int r, int g, int b);
/* Do nothing and return FALSE if the "color" is bad or not allocated
*/
#define gdGetImageColor gdImageGetColor
NLM_EXTERN int gdImageGetColor (gdImagePtr im, int color,
int *r, int *g, int *b);
/* Do nothing and return FALSE if the "color" is bad or not allocated
*/
NLM_EXTERN int gdImageSetColor (gdImagePtr im, int color,
int r, int g, int b);
NLM_EXTERN int gdImageColorClosest (gdImagePtr im,
int r, int g, int b);
NLM_EXTERN int gdImageColorExact (gdImagePtr im,
int r, int g, int b);
NLM_EXTERN void gdImageColorDeallocate (gdImagePtr im, int color);
NLM_EXTERN void gdImageColorTransparent (gdImagePtr im, int color);
/* Write out "size" bytes starting from address "buf".
* Return the # of succesfully written bytes. */
typedef size_t (*gdFWrite)(const void* buf, size_t size, void* userdata);
/* Write in GIF format using write callback "func"
*/
NLM_EXTERN void gdImageGifEx (gdImagePtr im,
gdFWrite func,
void* userdata);
/* Write the image to file stream "out" in GIF format
*/
NLM_EXTERN void gdImageGif (gdImagePtr im, FILE* out);
NLM_EXTERN void gdImageArc (gdImagePtr im, int cx, int cy,
int w, int h,
int s, int e, int color);
NLM_EXTERN void gdImageArcEx (gdImagePtr im, int cx, int cy,
int rx, int ry,
double s_angle, double e_angle,
int color, Nlm_Boolean fill);
NLM_EXTERN void gdImageEllipse (gdImagePtr im, int cx, int cy,
int rx, int ry, int color,
Nlm_Boolean fill);
NLM_EXTERN void gdImageQuadrant (gdImagePtr im, int cx, int cy,
int rx, int ry, int color,
Nlm_Boolean fill, int quadrant);
NLM_EXTERN void gdImageInterlace (gdImagePtr im, int interlaceArg);
NLM_EXTERN void gdImageCopyBits (gdImagePtr im, int x, int y,
int w, int h,
char * ptr, int color);
NLM_EXTERN void gdImageSelectPattern (gdImagePtr im,
const unsigned char pattern[]);
NLM_EXTERN void gdImageCopy (gdImagePtr dst,
gdImagePtr src,
int dstX, int dstY,
int srcX, int srcY,
int w, int h);
NLM_EXTERN void gdImageCopyResized (gdImagePtr dst,
gdImagePtr src,
int dstX, int dstY,
int srcX, int srcY,
int dstW, int dstH,
int srcW, int srcH);
/* (return non-zero value if the image was clipped before)
*/
NLM_EXTERN int gdImageSetClip (gdImagePtr im,
const gdRect *clip,
gdRect *old_clip);
/* Get the image's width and height. ("width" and "height" can be NULLs).
*/
NLM_EXTERN void gdImageGetDimensions(gdImagePtr im, int* width, int* height);
/* Determine a minimal rectangular area "rect" inside image "im" such that
* the area outside the "rect" contains only background pixels.
* NOTE: if the whole image contains only background pixels then
* just return the image's boundaries.
*/
NLM_EXTERN void gdImageGetAutoCropRectangle(gdImagePtr im, gdRect* rect);
/* Inside the image "im", move the rectangular area "rect" to the left
* top corner.
* NOTE: "rect" will be automagically normalized and fit the image boundaries.
*/
NLM_EXTERN void gdImageCrop(gdImagePtr im, const gdRect* rect);
/* Apply gdImageGetAutoCropRectangle(), then add no more than "border" pixels
* to each side of the resultant rectangular area, and do gdImageCrop().
*/
NLM_EXTERN void gdImageAutoCrop(gdImagePtr im, int border);
/**************************************************************************/
/* GLOBAL VARIABLE */
/**************************************************************************/
extern gdFontPtr gdFont8X16;
extern gdFontPtr gdFont9X15b;
extern gdFontPtr gdFont7X13b;
extern gdFontPtr gdFont6X12;
extern gdFontPtr gdFont5X8;
#ifdef __cplusplus
}
#endif
#undef NLM_EXTERN
#ifdef NLM_EXPORT
#define NLM_EXTERN NLM_EXPORT
#else
#define NLM_EXTERN
#endif
#endif /* GIFGEN_H */
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