1 /* -*- Mode: C; c-basic-offset: 4 -*-
2  * Gimp-Python - allows the writing of Gimp plugins in Python.
3  * Copyright (C) 2005-2006  Manish Singh <yosh@gimp.org>
4  *
5  * This program is free software: you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 3 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
17  */
18 
19 #ifndef _PYGIMPCOLOR_API_H_
20 #define _PYGIMPCOLOR_API_H_
21 
22 #include <Python.h>
23 
24 #include <libgimpcolor/gimpcolor.h>
25 
26 struct _PyGimpColor_Functions {
27     PyTypeObject *RGB_Type;
28     PyObject *(* rgb_new)(const GimpRGB *rgb);
29     PyTypeObject *HSV_Type;
30     PyObject *(* hsv_new)(const GimpHSV *hsv);
31     PyTypeObject *HSL_Type;
32     PyObject *(* hsl_new)(const GimpHSL *hsl);
33     PyTypeObject *CMYK_Type;
34     PyObject *(* cmyk_new)(const GimpCMYK *cmyk);
35     int (* rgb_from_pyobject)(PyObject *object, GimpRGB *color);
36 };
37 
38 #ifndef _INSIDE_PYGIMPCOLOR_
39 
40 #if defined(NO_IMPORT) || defined(NO_IMPORT_PYGIMPCOLOR)
41 extern struct _PyGimpColor_Functions *_PyGimpColor_API;
42 #else
43 struct _PyGimpColor_Functions *_PyGimpColor_API;
44 #endif
45 
46 #define PyGimpRGB_Type (_PyGimpColor_API->RGB_Type)
47 #define PyGimpHSV_Type (_PyGimpColor_API->HSV_Type)
48 #define PyGimpHSL_Type (_PyGimpColor_API->HSL_Type)
49 #define PyGimpCMYK_Type (_PyGimpColor_API->CMYK_Type)
50 
51 #define pygimp_rgb_check(v) (pyg_boxed_check((v), GIMP_TYPE_RGB))
52 #define pygimp_hsv_check(v) (pyg_boxed_check((v), GIMP_TYPE_HSV))
53 #define pygimp_hsl_check(v) (pyg_boxed_check((v), GIMP_TYPE_HSL))
54 #define pygimp_cmyk_check(v) (pyg_boxed_check((v), GIMP_TYPE_CMYK))
55 
56 #define pygimp_rgb_new (_PyGimpColor_API->rgb_new)
57 #define pygimp_hsv_new (_PyGimpColor_API->hsv_new)
58 #define pygimp_hsl_new (_PyGimpColor_API->hsl_new)
59 #define pygimp_cmyk_new (_PyGimpColor_API->cmyk_new)
60 
61 #define pygimp_rgb_from_pyobject (_PyGimpColor_API->rgb_from_pyobject)
62 
63 #define init_pygimpcolor() G_STMT_START { \
64     PyObject *gimpcolormodule = PyImport_ImportModule("gimpcolor"); \
65     if (gimpcolormodule != NULL) { \
66 	PyObject *mdict = PyModule_GetDict(gimpcolormodule); \
67 	PyObject *cobject = PyDict_GetItemString(mdict, "_PyGimpColor_API"); \
68 	if (PyCObject_Check(cobject)) \
69 	    _PyGimpColor_API = PyCObject_AsVoidPtr(cobject); \
70 	else { \
71 	    PyErr_SetString(PyExc_RuntimeError, \
72 		            "could not find _PyGimpColor_API object"); \
73 	    return; \
74 	} \
75     } else { \
76 	PyErr_SetString(PyExc_ImportError, \
77 	                "could not import gimpcolor"); \
78 	return; \
79     } \
80 } G_STMT_END
81 
82 #endif /* ! _INSIDE_PYGIMPCOLOR_ */
83 
84 #endif /* _PYGIMPCOLOR_API_H_ */
85