diff options
Diffstat (limited to 'libdimension-python/Canvas.c')
| -rw-r--r-- | libdimension-python/Canvas.c | 170 |
1 files changed, 0 insertions, 170 deletions
diff --git a/libdimension-python/Canvas.c b/libdimension-python/Canvas.c deleted file mode 100644 index c5063d0..0000000 --- a/libdimension-python/Canvas.c +++ /dev/null @@ -1,170 +0,0 @@ -/************************************************************************* - * Copyright (C) 2009-2011 Tavian Barnes <tavianator@tavianator.com> * - * * - * This file is part of The Dimension Python Module. * - * * - * The Dimension Python Module is free software; you can redistribute it * - * and/ or modify it under the terms of the GNU Lesser General Public * - * License as published by the Free Software Foundation; either version * - * 3 of the License, or (at your option) any later version. * - * * - * The Dimension Python Module 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 Lesser General Public License for more details. * - * * - * You should have received a copy of the GNU Lesser General Public * - * License along with this program. If not, see * - * <http://www.gnu.org/licenses/>. * - *************************************************************************/ - -#include "dimension-python.h" - -static int -dmnsn_py_Canvas_init(dmnsn_py_Canvas *self, PyObject *args, PyObject *kwds) -{ - static char *kwlist[] = { "width", "height", NULL }; - - Py_ssize_t width, height; - if (!PyArg_ParseTupleAndKeywords(args, kwds, "nn", kwlist, &width, &height)) - return -1; - - if (width < 0 || height < 0) { - PyErr_SetString(PyExc_ValueError, "Canvas dimensions must be positive"); - return -1; - } - - dmnsn_delete_canvas(self->canvas); - self->canvas = dmnsn_new_canvas(width, height); - DMNSN_INCREF(self->canvas); - dmnsn_clear_canvas(self->canvas, dmnsn_black); - return 0; -} - -static void -dmnsn_py_Canvas_dealloc(dmnsn_py_Canvas *self) -{ - dmnsn_delete_canvas(self->canvas); - Py_TYPE(self)->tp_free((PyObject *)self); -} - -static PyObject * -dmnsn_py_Canvas_optimizePNG(dmnsn_py_Canvas *self) -{ - if (dmnsn_png_optimize_canvas(self->canvas) != 0) - return PyErr_SetFromErrno(PyExc_OSError); - - /* Re-clear the canvas to clear the optimizer too */ - dmnsn_clear_canvas(self->canvas, dmnsn_black); - Py_INCREF(Py_None); - return Py_None; -} - -static PyObject * -dmnsn_py_Canvas_optimizeGL(dmnsn_py_Canvas *self) -{ - if (dmnsn_gl_optimize_canvas(self->canvas) != 0) - return PyErr_SetFromErrno(PyExc_OSError); - - /* Re-clear the canvas to clear the optimizer too */ - dmnsn_clear_canvas(self->canvas, dmnsn_black); - Py_INCREF(Py_None); - return Py_None; -} - -static PyObject * -dmnsn_py_Canvas_clear(dmnsn_py_Canvas *self, PyObject *args) -{ - dmnsn_py_Color *color; - if (!PyArg_ParseTuple(args, "O!", &dmnsn_py_ColorType, &color)) - return NULL; - - dmnsn_clear_canvas(self->canvas, color->c); - - Py_INCREF(Py_None); - return Py_None; -} - -static PyObject * -dmnsn_py_Canvas_writePNG(dmnsn_py_Canvas *self, PyObject *args) -{ - PyObject *filenameobj; - if (!PyArg_ParseTuple(args, "O&", PyUnicode_FSConverter, &filenameobj)) - return NULL; - - const char *filename = PyBytes_AS_STRING(filenameobj); - FILE *file = fopen(filename, "wb"); - if (!file) - return PyErr_SetFromErrno(PyExc_OSError); - - if (dmnsn_png_write_canvas(self->canvas, file) != 0) - return PyErr_SetFromErrno(PyExc_OSError); - - if (fclose(file) != 0) - return PyErr_SetFromErrno(PyExc_OSError); - - Py_DECREF(filenameobj); - Py_INCREF(Py_None); - return Py_None; -} - -static PyObject * -dmnsn_py_Canvas_drawGL(dmnsn_py_Canvas *self) -{ - if (dmnsn_gl_write_canvas(self->canvas) != 0) - return PyErr_SetFromErrno(PyExc_OSError); - - Py_INCREF(Py_None); - return Py_None; -} - -static PyMethodDef dmnsn_py_Canvas_methods[] = { - { "optimizePNG", (PyCFunction)dmnsn_py_Canvas_optimizePNG, METH_NOARGS, - "Optimize a canvas for PNG output" }, - { "optimizeGL", (PyCFunction)dmnsn_py_Canvas_optimizeGL, METH_NOARGS, - "Optimize a canvas for OpenGL output" }, - { "clear", (PyCFunction)dmnsn_py_Canvas_clear, METH_VARARGS, - "Clear a canvas with a solid color" }, - { "writePNG", (PyCFunction)dmnsn_py_Canvas_writePNG, METH_VARARGS, - "Write a canvas to a PNG file" }, - { "drawGL", (PyCFunction)dmnsn_py_Canvas_drawGL, METH_NOARGS, - "Draw a canvas to the screen with OpenGL" }, - { NULL } -}; - -static PyObject * -dmnsn_py_Canvas_get_width(dmnsn_py_Canvas *self, void *closure) -{ - return PyLong_FromSize_t(self->canvas->width); -} - -static PyObject * -dmnsn_py_Canvas_get_height(dmnsn_py_Canvas *self, void *closure) -{ - return PyLong_FromSize_t(self->canvas->height); -} - -static PyGetSetDef dmnsn_py_Canvas_getsetters[] = { - { "width", (getter)dmnsn_py_Canvas_get_width, NULL, "Canvas width", NULL }, - { "height", (getter)dmnsn_py_Canvas_get_height, NULL, "Canvas height", NULL }, - { NULL } -}; - -PyTypeObject dmnsn_py_CanvasType = { - PyVarObject_HEAD_INIT(NULL, 0) - .tp_name = "dimension.Canvas", - .tp_basicsize = sizeof(dmnsn_py_Canvas), - .tp_dealloc = (destructor)dmnsn_py_Canvas_dealloc, - .tp_flags = Py_TPFLAGS_DEFAULT, - .tp_doc = "Dimension canvas", - .tp_methods = dmnsn_py_Canvas_methods, - .tp_getset = dmnsn_py_Canvas_getsetters, - .tp_init = (initproc)dmnsn_py_Canvas_init, -}; - -bool -dmnsn_py_init_CanvasType(void) -{ - dmnsn_py_CanvasType.tp_new = PyType_GenericNew; - return PyType_Ready(&dmnsn_py_CanvasType) >= 0; -} |