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/* Definitions for Xconq images.
Copyright (C) 1992, 1993, 1994, 1995 Stanley T. Shebs.
Xconq 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, or (at your option)
any later version. See the file COPYING. */
/* An image family is like a finder icon family, but allows multiple kinds
of images of an arbitrary set of sizes. */
typedef struct a_image {
int w, h; /* Nominal size of the image */
int minw, minh; /* Minimum size to scale to */
int maxw, maxh; /* Maximum size to scale to */
int istile; /* True if image may be used as tile */
char *embedname; /* Name of an embedded subimage (imf name) */
int embedx, embedy; /* Position to draw an embedded subimage */
int embedw, embedh; /* Size of space for embedded subimage */
Obj *monodata; /* Monochrome data, in GDL form */
Obj *colrdata; /* Color data, in GDL form */
Obj *maskdata; /* Mask data, in GDL form */
int actualw, actualh;
int pixelsize;
int rowbytes;
Obj *palette;
Obj *notes; /* designer notes about the image */
char *rawmonodata; /* Monochrome data, as array of bytes */
char *rawcolrdata; /* Color data, as array of bytes */
char *rawmaskdata; /* Mask data, as array of bytes */
int *rawpalette;
int numcolors; /* Number of colors in raw palette */
char *hook; /* Pointer to interface-specific data */
struct a_image *next; /* Pointer to next image in family */
} Image;
typedef struct a_image_family {
char *name; /* Name of the family */
int ersatz; /* True if this image is a substitute */
struct a_image_file *location; /* File or whatever to look for data */
Obj *notes; /* designer notes about the image family */
int numsizes; /* Number of images in the list */
Image *images;
} ImageFamily;
typedef struct a_image_palette {
char *name; /* Name of the palette */
struct a_image_file *location; /* File or whatever to look for data */
Obj *notes; /* designer notes about the palette */
int numcolors; /* Number of colors in the palette */
} ImagePalette;
typedef struct a_image_color {
char *name; /* Name of the color */
struct a_image_file *location; /* File or whatever to look for data */
Obj *notes; /* designer notes about the color */
short defined;
short r, g, b;
} ImageColor;
typedef struct a_image_file {
char *name;
int loaded;
struct a_image_file *next;
} ImageFile;
extern ImageFamily **images;
extern int numimages;
extern ImagePalette **palettes;
extern int numpalettes;
extern ImageColor **colors;
extern int numcolors;
extern ImageFile *image_files;
#define hextoi(c) (((c) >= '0' && (c) <= '9') ? ((c) - '0') : ((c) - 'a' + 10))
typedef void (*readimf_hook) PARAMS ((ImageFamily *, int));
extern ImageFamily *clone_imf PARAMS ((ImageFamily *imf));
extern ImageFamily *get_imf PARAMS ((char *name));
extern ImageFamily *find_imf PARAMS ((char *name));
extern Image *find_img PARAMS ((ImageFamily *imf, int w, int h));
extern Image *get_img PARAMS ((ImageFamily *imf, int w, int h));
extern int valid_imf_name PARAMS ((char *name));
extern char *canonical_palette_name PARAMS ((char *str));
extern ImagePalette *new_image_palette PARAMS ((char *name));
extern ImagePalette *get_imp PARAMS ((char *name));
extern ImagePalette *find_imp PARAMS ((char *name));
extern char *canonical_color_name PARAMS ((char *str));
extern ImageColor *new_image_color PARAMS ((char *name));
extern ImageColor *get_imc PARAMS ((char *name));
extern ImageColor *find_imc PARAMS ((char *name));
extern ImageFile *get_image_file PARAMS ((char *name));
extern void load_image_families PARAMS ((FILE *fp, int loadnow,
readimf_hook callback));
extern int load_imf_file PARAMS ((char *filename,
readimf_hook callback));
extern void interp_imf_form PARAMS ((Obj *form,
readimf_hook callback));
extern ImageFamily *interp_imf PARAMS ((Obj *form));
extern void interp_imf_contents PARAMS ((ImageFamily *imf, Obj *form));
extern void interp_image PARAMS ((ImageFamily *imf, Obj *size, Obj *parts));
extern void interp_bytes PARAMS ((Obj *datalist, int numbytes, char *destaddr,
int jump));
extern ImagePalette *interp_palette PARAMS ((Obj *form));
extern ImageColor *interp_color PARAMS ((Obj *form));
extern Image *best_image PARAMS ((ImageFamily *imf, int w, int h));
extern void sort_all_images PARAMS ((void));
extern void sort_all_palettes PARAMS ((void));
extern void sort_all_colors PARAMS ((void));
extern void check_imf PARAMS ((ImageFamily *imf));
extern void write_imf PARAMS ((FILE *fp, ImageFamily *imf));
extern void write_imp PARAMS ((FILE *fp, ImagePalette *imp));
extern void write_imc PARAMS ((FILE *fp, ImageColor *imc));
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