/* This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. Copyright (C) 2002-2020 by Jin-Hwan Cho and Shunsaku Hirata, the dvipdfmx project team. Copyright (C) 1998, 1999 by Mark A. Wicks This program 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 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ #ifndef _PDF_COLOR_H_ #define _PDF_COLOR_H_ #include "pdfobj.h" #define PDF_COLORSPACE_TYPE_CMYK -4 #define PDF_COLORSPACE_TYPE_RGB -3 #define PDF_COLORSPACE_TYPE_SPOT -2 #define PDF_COLORSPACE_TYPE_GRAY -1 #define PDF_COLORSPACE_TYPE_INVALID 0 #define PDF_COLORSPACE_TYPE_DEVICEGRAY 1 #define PDF_COLORSPACE_TYPE_DEVICERGB 2 #define PDF_COLORSPACE_TYPE_DEVICECMYK 3 #define PDF_COLORSPACE_TYPE_CALGRAY 4 #define PDF_COLORSPACE_TYPE_CALRGB 5 #define PDF_COLORSPACE_TYPE_LAB 6 #define PDF_COLORSPACE_TYPE_ICCBASED 7 #define PDF_COLORSPACE_TYPE_SEPARATION 8 #define PDF_COLORSPACE_TYPE_DEVICEN 9 #define PDF_COLORSPACE_TYPE_INDEXED 10 #define PDF_COLORSPACE_TYPE_PATTERN 11 #define PDF_COLOR_COMPONENT_MAX 32 typedef struct { int res_id; int type; int num_components; char *spot_color_name; double values[PDF_COLOR_COMPONENT_MAX]; int pattern_id; } pdf_color; extern int pdf_color_rgbcolor (pdf_color *color, double r, double g, double b); extern int pdf_color_cmykcolor (pdf_color *color, double c, double m, double y, double k); extern int pdf_color_graycolor (pdf_color *color, double g); extern int pdf_color_spotcolor (pdf_color *color, char* color_name, double c); extern void pdf_color_copycolor (pdf_color *color1, const pdf_color *color2); #define pdf_color_black(c) pdf_color_graycolor(c, 0.0); #define pdf_color_white(c) pdf_color_graycolor(c, 1.0); extern void pdf_color_brighten_color (pdf_color *dst, const pdf_color *src, double f); extern int pdf_color_type (const pdf_color *color); extern int pdf_color_compare (const pdf_color *color1, const pdf_color *color2); extern int pdf_color_set_color (const pdf_color *color, char *buff, size_t buff_len, char mask); extern int pdf_color_is_white (const pdf_color *color); /* Not check size */ extern pdf_obj *iccp_get_rendering_intent (const void *profile, int proflen); extern int iccp_check_colorspace (int colortype, const void *profile, int proflen); /* returns colorspace ID */ extern int iccp_load_profile (const char *ident, const void *profile, int proflen); extern void pdf_init_colors (void); extern void pdf_close_colors (void); extern pdf_obj *pdf_get_colorspace_reference (int cspc_id); #if 0 extern int pdf_get_colorspace_num_components (int cspc_id); extern int pdf_get_colorspace_subtype (int cspc_id); /* Not working */ extern int pdf_colorspace_load_ICCBased (const char *ident, const char *profile_filename); #endif /* Color special * See remark in spc_color.c. */ extern void pdf_color_set (pdf_color *sc, pdf_color *fc); extern void pdf_color_push (pdf_color *sc, pdf_color *fc); extern void pdf_color_pop (void); /* Color stack */ extern void pdf_color_clear_stack (void); extern void pdf_color_get_current (pdf_color **sc, pdf_color **fc); #if 0 /* Reinstall color */ extern void pdf_dev_preserve_color(void); #endif #endif /* _PDF_COLOR_H_ */