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notcurses/python/notcurses/main.c

89 lines
3.5 KiB
C

// SPDX-License-Identifier: Apache-2.0
/*
Copyright 2020, 2021 igo95862
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
#include "notcurses-python.h"
PyObject *traceback_format_exception = NULL;
PyObject *new_line_unicode = NULL;
static void
Notcurses_module_free(PyObject *Py_UNUSED(self))
{
Py_XDECREF(traceback_format_exception);
Py_XDECREF(new_line_unicode);
}
static struct PyModuleDef NotcursesMiscModule = {
PyModuleDef_HEAD_INIT,
.m_name = "Notcurses",
.m_doc = "Notcurses python module",
.m_size = -1,
.m_methods = NULL,
.m_free = (freefunc)Notcurses_module_free,
};
PyMODINIT_FUNC
PyInit_notcurses(void)
{
PyObject *py_module CLEANUP_PY_OBJ = NULL;
py_module = PyModule_Create(&NotcursesMiscModule);
GNU_PY_CHECK_INT(PyModule_AddFunctions(py_module, ChannelsFunctions));
GNU_PY_CHECK_INT(PyModule_AddFunctions(py_module, MiscFunctions));
// Type ready?
GNU_PY_TYPE_READY(&Notcurses_Type);
GNU_PY_TYPE_READY(&NcPlane_Type);
// Add objects
GNU_PY_MODULE_ADD_OBJECT(py_module, (PyObject *)&Notcurses_Type, "Notcurses");
GNU_PY_MODULE_ADD_OBJECT(py_module, (PyObject *)&NcPlane_Type, "NcPlane");
// background cannot be highcontrast, only foreground
GNU_PY_CHECK_INT(PyModule_AddIntMacro(py_module, NCALPHA_HIGHCONTRAST));
GNU_PY_CHECK_INT(PyModule_AddIntMacro(py_module, NCALPHA_TRANSPARENT));
GNU_PY_CHECK_INT(PyModule_AddIntMacro(py_module, NCALPHA_BLEND));
GNU_PY_CHECK_INT(PyModule_AddIntMacro(py_module, NCALPHA_OPAQUE));
// if this bit is set, we are *not* using the default background color
GNU_PY_CHECK_INT(PyModule_AddIntMacro(py_module, NC_BGDEFAULT_MASK));
// if this bit is set, we are *not* using the default foreground color
GNU_PY_CHECK_INT(PyModule_AddIntMacro(py_module, NC_FGDEFAULT_MASK));
// extract these bits to get the background RGB value
GNU_PY_CHECK_INT(PyModule_AddIntMacro(py_module, NC_BG_RGB_MASK));
// extract these bits to get the foreground RGB value
GNU_PY_CHECK_INT(PyModule_AddIntMacro(py_module, NC_FG_RGB_MASK));
// if this bit *and* NC_BGDEFAULT_MASK are set, we're using a
// palette-indexed background color
GNU_PY_CHECK_INT(PyModule_AddIntMacro(py_module, NC_BG_PALETTE));
GNU_PY_CHECK_INT(PyModule_AddIntMacro(py_module, NCPALETTESIZE));
// if this bit *and* CELL_FGDEFAULT_MASK are set, we're using a
// palette-indexed foreground color
GNU_PY_CHECK_INT(PyModule_AddIntMacro(py_module, NC_FG_PALETTE));
// extract these bits to get the background alpha mask
GNU_PY_CHECK_INT(PyModule_AddIntMacro(py_module, NC_BG_ALPHA_MASK));
// extract these bits to get the foreground alpha mask
GNU_PY_CHECK_INT(PyModule_AddIntMacro(py_module, NC_FG_ALPHA_MASK));
PyObject *traceback_module CLEANUP_PY_OBJ = GNU_PY_CHECK(PyImport_ImportModule("traceback"));
traceback_format_exception = GNU_PY_CHECK(PyObject_GetAttrString(traceback_module, "format_exception"));
new_line_unicode = GNU_PY_CHECK(PyUnicode_FromString("\n"));
Py_INCREF(py_module);
return py_module;
}