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pycairo-context.c

/* -*- mode: C; c-basic-offset: 4 -*-
 *
 * Pycairo - Python bindings for cairo
 *
 * Copyright © 2003-2005 James Henstridge
 *
 * This library is free software; you can redistribute it and/or
 * modify it either under the terms of the GNU Lesser General Public
 * License version 2.1 as published by the Free Software Foundation
 * (the "LGPL") or, at your option, under the terms of the Mozilla
 * Public License Version 1.1 (the "MPL"). If you do not alter this
 * notice, a recipient may use your version of this file under either
 * the MPL or the LGPL.
 *
 * You should have received a copy of the LGPL along with this library
 * in the file COPYING-LGPL-2.1; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 * You should have received a copy of the MPL along with this library
 * in the file COPYING-MPL-1.1
 *
 * The contents of this file are subject to the Mozilla Public License
 * Version 1.1 (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.mozilla.org/MPL/
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
 * OF ANY KIND, either express or implied. See the LGPL or the MPL for
 * the specific language governing rights and limitations.
 */

#define PY_SSIZE_T_CLEAN
#include <Python.h>

#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif
#include "pycairo-private.h"


/* Take a PyBaseString (str or unicode) object and return a pointer to the
 * UTF-8 encoded string.
 */
char *
__PyBaseString_AsUTF8 (PyObject *o)
{
    if (PyString_Check(o)) {
      /* A plain ASCII string is also a valid UTF-8 string */
      return PyString_AsString(o);

    } else if (PyUnicode_Check(o)) {
      PyObject *u = PyUnicode_AsUTF8String(o);
      if (u != NULL) {
          char *utf8 = PyString_AsString(u);
          Py_DECREF(u);
          return utf8;
      }
    }
    return NULL;
}

/* PycairoContext_FromContext
 * Create a new PycairoContext from a cairo_t
 * ctx  - a cairo_t to 'wrap' into a Python object.
 *        It is unreferenced if the PycairoContext creation fails, or if
 *        the cairo_t has an error status.
 * type - a pointer to the type to instantiate.
 *        It can be &PycairoContext_Type, or a PycairoContext_Type subtype.
 *        (cairo.Context or a cairo.Context subclass)
 * base - the base object used to create the context, or NULL.
 *        it is referenced to keep it alive while the cairo_t is being used
 * Return value: New reference or NULL on failure
 */
PyObject *
PycairoContext_FromContext(cairo_t *ctx, PyTypeObject *type, PyObject *base)
{
    PyObject *o;

    assert (ctx != NULL);

    if (Pycairo_Check_Status (cairo_status (ctx))) {
      cairo_destroy (ctx);
      return NULL;
    }

    o = PycairoContext_Type.tp_alloc (type, 0);
    if (o) {
      ((PycairoContext *)o)->ctx = ctx;
      Py_XINCREF(base);
      ((PycairoContext *)o)->base = base;
    } else {
      cairo_destroy (ctx);
    }
    return o;
}

static void
pycairo_dealloc(PycairoContext *o)
{
    if (o->ctx) {
      cairo_destroy(o->ctx);
      o->ctx = NULL;
    }
    Py_CLEAR(o->base);

    o->ob_type->tp_free((PyObject *)o);
}

static PyObject *
pycairo_new (PyTypeObject *type, PyObject *args, PyObject *kwds)
{
    PycairoSurface *s;
    if (!PyArg_ParseTuple(args, "O!:Context.__new__",
                    &PycairoSurface_Type, &s))
      return NULL;
    return PycairoContext_FromContext (cairo_create (s->surface), type, NULL);
}

static PyObject *
pycairo_append_path (PycairoContext *o, PyObject *args)
{
    PycairoPath *p;

    if (!PyArg_ParseTuple(args, "O!:Context.append_path",
                    &PycairoPath_Type, &p))
      return NULL;

    cairo_append_path (o->ctx, p->path);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_arc (PycairoContext *o, PyObject *args)
{
    double xc, yc, radius, angle1, angle2;

    if (!PyArg_ParseTuple (args, "ddddd:Context.arc",
                     &xc, &yc, &radius, &angle1, &angle2))
      return NULL;

    cairo_arc (o->ctx, xc, yc, radius, angle1, angle2);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_arc_negative (PycairoContext *o, PyObject *args)
{
    double xc, yc, radius, angle1, angle2;

    if (!PyArg_ParseTuple (args, "ddddd:Context.arc_negative",
                     &xc, &yc, &radius, &angle1, &angle2))
      return NULL;

    cairo_arc_negative (o->ctx, xc, yc, radius, angle1, angle2);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_clip (PycairoContext *o)
{
    cairo_clip (o->ctx);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_clip_extents (PycairoContext *o)
{
    double x1, y1, x2, y2;
    cairo_clip_extents (o->ctx, &x1, &y1, &x2, &y2);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    return Py_BuildValue("(dddd)", x1, y1, x2, y2);
}

static PyObject *
pycairo_clip_preserve (PycairoContext *o)
{
    cairo_clip_preserve (o->ctx);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_close_path (PycairoContext *o)
{
    cairo_close_path (o->ctx);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

/* a possible candidate for an iterator (like cairo_copy_path), but for the
 * typical rectangle_list a simple Python tuple in fine?
 */
static PyObject *
pycairo_copy_clip_rectangle_list (PycairoContext *o)
{
    int i;
    PyObject *rv = NULL;
    cairo_rectangle_t *r;
    cairo_rectangle_list_t *rlist = cairo_copy_clip_rectangle_list (o->ctx);
    if (rlist->status != CAIRO_STATUS_SUCCESS) {
      Pycairo_Check_Status (rlist->status);
      goto exit;
    }

    rv = PyTuple_New(rlist->num_rectangles);
    if (rv == NULL)
      goto exit;

    for (i = 0, r = rlist->rectangles; i < rlist->num_rectangles; i++, r++) {
      PyObject *py_rect = Py_BuildValue("(dddd)", r->x, r->y,
                                r->width, r->height);
      if (py_rect == NULL) {
          Py_CLEAR(rv);
          goto exit;
      }
      PyTuple_SET_ITEM (rv, i, py_rect);
    }
 exit:
    cairo_rectangle_list_destroy(rlist);
    return rv;
}

static PyObject *
pycairo_copy_page (PycairoContext *o)
{
    cairo_copy_page (o->ctx);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_copy_path (PycairoContext *o)
{
    return PycairoPath_FromPath (cairo_copy_path (o->ctx));
}

static PyObject *
pycairo_copy_path_flat (PycairoContext *o)
{
    return PycairoPath_FromPath (cairo_copy_path_flat (o->ctx));
}

static PyObject *
pycairo_curve_to (PycairoContext *o, PyObject *args)
{
    double x1, y1, x2, y2, x3, y3;

    if (!PyArg_ParseTuple (args, "dddddd:Context.curve_to",
                     &x1, &y1, &x2, &y2, &x3, &y3))
      return NULL;

    cairo_curve_to (o->ctx, x1, y1, x2, y2, x3, y3);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_device_to_user(PycairoContext *o, PyObject *args)
{
    double x, y;

    if (!PyArg_ParseTuple(args, "dd:Context.device_to_user", &x, &y))
      return NULL;

    cairo_device_to_user(o->ctx, &x, &y);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    return Py_BuildValue("(dd)", x, y);
}

static PyObject *
pycairo_device_to_user_distance (PycairoContext *o, PyObject *args)
{
    double dx, dy;

    if (!PyArg_ParseTuple (args, "dd:Context.device_to_user_distance",
                     &dx, &dy))
      return NULL;

    cairo_device_to_user_distance (o->ctx, &dx, &dy);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    return Py_BuildValue("(dd)", dx, dy);
}

static PyObject *
pycairo_fill (PycairoContext *o)
{
    cairo_fill (o->ctx);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_fill_extents (PycairoContext *o)
{
    double x1, y1, x2, y2;
    cairo_fill_extents (o->ctx, &x1, &y1, &x2, &y2);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    return Py_BuildValue("(dddd)", x1, y1, x2, y2);
}

static PyObject *
pycairo_fill_preserve (PycairoContext *o)
{
    cairo_fill_preserve (o->ctx);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_font_extents (PycairoContext *o)
{
    cairo_font_extents_t e;

    cairo_font_extents (o->ctx, &e);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    return Py_BuildValue("(ddddd)", e.ascent, e.descent, e.height,
                   e.max_x_advance, e.max_y_advance);
}

static PyObject *
pycairo_get_antialias (PycairoContext *o)
{
    return PyInt_FromLong (cairo_get_antialias (o->ctx));
}

static PyObject *
pycairo_get_current_point (PycairoContext *o)
{
    double x, y;
    cairo_get_current_point (o->ctx, &x, &y);
    return Py_BuildValue("(dd)", x, y);
}

static PyObject *
pycairo_get_dash (PycairoContext *o)
{
    double *dashes = NULL, offset;
    int count, i;
    PyObject *py_dashes = NULL, *rv = NULL;

    count = cairo_get_dash_count (o->ctx);
    dashes = PyMem_Malloc (count * sizeof(double));
    if (dashes == NULL)
      return PyErr_NoMemory();

    cairo_get_dash (o->ctx, dashes, &offset);
    py_dashes = PyTuple_New(count);
    if (py_dashes == NULL)
      goto exit;

    for (i = 0; i < count; i++) {
      PyObject *dash = PyFloat_FromDouble(dashes[i]);
      if (dash == NULL)
          goto exit;
      PyTuple_SET_ITEM (py_dashes, i, dash);
    }
    rv = Py_BuildValue("(Od)", py_dashes, offset);

 exit:
    PyMem_Free (dashes);
    Py_XDECREF(py_dashes);
    return rv;
}

static PyObject *
pycairo_get_dash_count (PycairoContext *o)
{
    return PyInt_FromLong (cairo_get_dash_count (o->ctx));
}

static PyObject *
pycairo_get_fill_rule (PycairoContext *o)
{
    return PyInt_FromLong(cairo_get_fill_rule (o->ctx));
}

static PyObject *
pycairo_get_font_face (PycairoContext *o)
{
    return PycairoFontFace_FromFontFace (
               cairo_font_face_reference (cairo_get_font_face (o->ctx)));
}

static PyObject *
pycairo_get_font_matrix (PycairoContext *o)
{
    cairo_matrix_t matrix;
    cairo_get_font_matrix (o->ctx, &matrix);
    return PycairoMatrix_FromMatrix (&matrix);
}

static PyObject *
pycairo_get_font_options (PycairoContext *o)
{
    cairo_font_options_t *options = cairo_font_options_create();
    cairo_get_font_options (o->ctx, options);
    /* there is no reference fn */
    return PycairoFontOptions_FromFontOptions (options);
}

static PyObject *
pycairo_get_group_target (PycairoContext *o)
{
    cairo_surface_t *surface = cairo_get_group_target (o->ctx);
    if (surface != NULL)
      return PycairoSurface_FromSurface (cairo_surface_reference (surface),
                                 NULL);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_get_line_cap (PycairoContext *o)
{
    return PyInt_FromLong(cairo_get_line_cap (o->ctx));
}

static PyObject *
pycairo_get_line_join (PycairoContext *o)
{
    return PyInt_FromLong(cairo_get_line_join (o->ctx));
}

static PyObject *
pycairo_get_line_width (PycairoContext *o)
{
    return PyFloat_FromDouble(cairo_get_line_width (o->ctx));
}

static PyObject *
pycairo_get_matrix (PycairoContext *o)
{
    cairo_matrix_t matrix;
    cairo_get_matrix (o->ctx, &matrix);
    return PycairoMatrix_FromMatrix (&matrix);
}

static PyObject *
pycairo_get_miter_limit (PycairoContext *o)
{
    return PyFloat_FromDouble (cairo_get_miter_limit (o->ctx));
}

static PyObject *
pycairo_get_operator (PycairoContext *o)
{
    return PyInt_FromLong (cairo_get_operator (o->ctx));
}

static PyObject *
pycairo_get_scaled_font (PycairoContext *o)
{
    return PycairoScaledFont_FromScaledFont (
             cairo_scaled_font_reference (cairo_get_scaled_font (o->ctx)));
}

static PyObject *
pycairo_get_source (PycairoContext *o)
{
    return PycairoPattern_FromPattern (
             cairo_pattern_reference (cairo_get_source (o->ctx)));
}

static PyObject *
pycairo_get_target (PycairoContext *o)
{
    return PycairoSurface_FromSurface (
             cairo_surface_reference (cairo_get_target (o->ctx)),
             NULL);
}

static PyObject *
pycairo_get_tolerance (PycairoContext *o)
{
    return PyFloat_FromDouble (cairo_get_tolerance (o->ctx));
}

/* read a Python sequence of (i,x,y) sequences
 * return cairo_glyph_t *
 *        num_glyphs
 *        must call PyMem_Free(glyphs) when finished using the glyphs
 */
static cairo_glyph_t *
_PyGlyphs_AsGlyphs (PyObject *py_object, int *num_glyphs)
{
    int length, i;
    cairo_glyph_t *glyphs = NULL, *glyph;
    PyObject *py_glyphs, *py_seq = NULL;

    py_glyphs = PySequence_Fast (py_object, "glyphs must be a sequence");
    if (py_glyphs == NULL)
      return NULL;

    length = PySequence_Fast_GET_SIZE(py_glyphs);
    if (*num_glyphs < 0 || *num_glyphs > length)
      *num_glyphs = length;

    glyphs = PyMem_Malloc (*num_glyphs * sizeof(cairo_glyph_t));
    if (glyphs == NULL) {
      PyErr_NoMemory();
      goto error;
    }
    for (i = 0, glyph = glyphs; i < *num_glyphs; i++, glyph++) {
      PyObject *py_item = PySequence_Fast_GET_ITEM(py_glyphs, i);
      py_seq = PySequence_Fast (py_item, "glyph items must be a sequence");
      if (py_seq == NULL)
          goto error;
      if (PySequence_Fast_GET_SIZE(py_seq) != 3) {
          PyErr_SetString(PyExc_ValueError,
                      "each glyph item must be an (i,x,y) sequence");
          goto error;
      }
      glyph->index = PyInt_AsLong(PySequence_Fast_GET_ITEM(py_seq, 0));
      glyph->x = PyFloat_AsDouble(PySequence_Fast_GET_ITEM(py_seq, 1));
      glyph->y = PyFloat_AsDouble(PySequence_Fast_GET_ITEM(py_seq, 2));
      if (PyErr_Occurred())
          goto error;
      Py_DECREF(py_seq);
    }
    Py_DECREF(py_glyphs);
    return glyphs;
 error:
    Py_DECREF(py_glyphs);
    Py_XDECREF(py_seq);
    PyMem_Free(glyphs);
    return NULL;
}

static PyObject *
pycairo_glyph_extents (PycairoContext *o, PyObject *args)
{
    int num_glyphs = -1;
    cairo_glyph_t *glyphs;
    cairo_text_extents_t extents;
    PyObject *py_object;

    if (!PyArg_ParseTuple (args, "O|i:Context.glyph_extents",
                     &py_object, &num_glyphs))
      return NULL;

    glyphs = _PyGlyphs_AsGlyphs (py_object, &num_glyphs);
    if (glyphs == NULL)
      return NULL;
    cairo_glyph_extents (o->ctx, glyphs, num_glyphs, &extents);
    PyMem_Free (glyphs);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    return Py_BuildValue("(dddddd)", extents.x_bearing, extents.y_bearing,
                   extents.width, extents.height, extents.x_advance,
                   extents.y_advance);
}

static PyObject *
pycairo_glyph_path (PycairoContext *o, PyObject *args)
{
    int num_glyphs = -1;
    cairo_glyph_t *glyphs;
    PyObject *py_object;

    if (!PyArg_ParseTuple (args, "O|i:Context.glyph_path",
                     &py_object, &num_glyphs))
      return NULL;

    glyphs = _PyGlyphs_AsGlyphs (py_object, &num_glyphs);
    if (glyphs == NULL)
      return NULL;
    cairo_glyph_path (o->ctx, glyphs, num_glyphs);
    PyMem_Free (glyphs);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_identity_matrix (PycairoContext *o)
{
    cairo_identity_matrix (o->ctx);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_in_fill (PycairoContext *o, PyObject *args)
{
    double x, y;
    PyObject *result;

    if (!PyArg_ParseTuple (args, "dd:Context.in_fill", &x, &y))
      return NULL;

    result = cairo_in_fill (o->ctx, x, y) ? Py_True : Py_False;
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_INCREF(result);
    return result;
}

static PyObject *
pycairo_in_stroke (PycairoContext *o, PyObject *args)
{
    double x, y;
    PyObject *result;

    if (!PyArg_ParseTuple (args, "dd:Context.in_stroke", &x, &y))
      return NULL;

    result = cairo_in_stroke (o->ctx, x, y) ? Py_True : Py_False;
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_INCREF(result);
    return result;
}

static PyObject *
pycairo_line_to (PycairoContext *o, PyObject *args)
{
    double x, y;

    if (!PyArg_ParseTuple (args, "dd:Context.line_to", &x, &y))
      return NULL;

    cairo_line_to (o->ctx, x, y);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_mask (PycairoContext *o, PyObject *args)
{
    PycairoPattern *p;

    if (!PyArg_ParseTuple(args, "O!:Context.mask", &PycairoPattern_Type, &p))
      return NULL;

    cairo_mask (o->ctx, p->pattern);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_mask_surface (PycairoContext *o, PyObject *args)
{
    PycairoSurface *s;
    double surface_x = 0.0, surface_y = 0.0;

    if (!PyArg_ParseTuple (args, "O!|dd:Context.mask_surface",
                     &PycairoSurface_Type, &s, &surface_x, &surface_y))
      return NULL;

    cairo_mask_surface (o->ctx, s->surface, surface_x, surface_y);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_move_to (PycairoContext *o, PyObject *args)
{
    double x, y;

    if (!PyArg_ParseTuple (args, "dd:Context.move_to", &x, &y))
      return NULL;

    cairo_move_to (o->ctx, x, y);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_new_path (PycairoContext *o)
{
    cairo_new_path (o->ctx);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_new_sub_path (PycairoContext *o)
{
    cairo_new_sub_path (o->ctx);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_paint (PycairoContext *o)
{
    cairo_paint (o->ctx);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_paint_with_alpha (PycairoContext *o, PyObject *args)
{
    double alpha;

    if (!PyArg_ParseTuple (args, "d:Context.paint_with_alpha", &alpha))
      return NULL;

    cairo_paint_with_alpha (o->ctx, alpha);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_pop_group (PycairoContext *o)
{
    return PycairoPattern_FromPattern (cairo_pop_group (o->ctx));
}

static PyObject *
pycairo_pop_group_to_source (PycairoContext *o)
{
    cairo_pop_group_to_source (o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_push_group (PycairoContext *o)
{
    cairo_push_group (o->ctx);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_push_group_with_content (PycairoContext *o, PyObject *args)
{
    cairo_content_t content;

    if (!PyArg_ParseTuple(args, "i:Context.push_group_with_content",
                    &content))
      return NULL;
    cairo_push_group_with_content (o->ctx, content);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_rectangle (PycairoContext *o, PyObject *args)
{
    double x, y, width, height;

    if (!PyArg_ParseTuple (args, "dddd:Context.rectangle",
                     &x, &y, &width, &height))
      return NULL;

    cairo_rectangle (o->ctx, x, y, width, height);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_rel_curve_to (PycairoContext *o, PyObject *args)
{
    double dx1, dy1, dx2, dy2, dx3, dy3;

    if (!PyArg_ParseTuple (args, "dddddd:Context.rel_curve_to",
                     &dx1, &dy1, &dx2, &dy2, &dx3, &dy3))
      return NULL;

    cairo_rel_curve_to (o->ctx, dx1, dy1, dx2, dy2, dx3, dy3);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_rel_line_to (PycairoContext *o, PyObject *args)
{
    double dx, dy;

    if (!PyArg_ParseTuple (args, "dd:Context.rel_line_to", &dx, &dy))
      return NULL;

    cairo_rel_line_to (o->ctx, dx, dy);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_rel_move_to (PycairoContext *o, PyObject *args)
{
    double dx, dy;

    if (!PyArg_ParseTuple (args, "dd:Context.rel_move_to", &dx, &dy))
      return NULL;

    cairo_rel_move_to (o->ctx, dx, dy);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_reset_clip (PycairoContext *o)
{
    cairo_reset_clip (o->ctx);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_restore (PycairoContext *o)
{
    cairo_restore (o->ctx);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_rotate (PycairoContext *o, PyObject *args)
{
    double angle;

    if (!PyArg_ParseTuple(args, "d:Context.rotate", &angle))
      return NULL;

    cairo_rotate (o->ctx, angle);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_save (PycairoContext *o)
{
    cairo_save (o->ctx);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_scale (PycairoContext *o, PyObject *args)
{
    double sx, sy;

    if (!PyArg_ParseTuple (args, "dd:Context.scale", &sx, &sy))
      return NULL;

    cairo_scale (o->ctx, sx, sy);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_select_font_face (PycairoContext *o, PyObject *args)
{
    PyObject *obj;
    const char *family;
    cairo_font_slant_t slant = CAIRO_FONT_SLANT_NORMAL;
    cairo_font_weight_t weight = CAIRO_FONT_WEIGHT_NORMAL;

    if (!PyArg_ParseTuple(args, "O!|ii:Context.select_font_face",
                    &PyBaseString_Type, &obj, &slant, &weight))
      return NULL;

    family = __PyBaseString_AsUTF8 (obj);
    if (family == NULL)
      return NULL;

    cairo_select_font_face (o->ctx, family, slant, weight);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_set_antialias (PycairoContext *o, PyObject *args)
{
    cairo_antialias_t antialias = CAIRO_ANTIALIAS_DEFAULT;

    if (!PyArg_ParseTuple(args, "|i:Context.set_antialias", &antialias))
      return NULL;

    cairo_set_antialias (o->ctx, antialias);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_set_dash (PycairoContext *o, PyObject *args)
{
    double *dashes, offset = 0;
    int num_dashes, i;
    PyObject *py_dashes;

    if (!PyArg_ParseTuple (args, "O|d:Context.set_dash", &py_dashes, &offset))
      return NULL;

    py_dashes = PySequence_Fast (py_dashes,
                         "first argument must be a sequence");
    if (py_dashes == NULL)
      return NULL;

    num_dashes = PySequence_Fast_GET_SIZE(py_dashes);
    dashes = PyMem_Malloc (num_dashes * sizeof(double));
    if (dashes == NULL) {
      Py_DECREF(py_dashes);
      return PyErr_NoMemory();
    }

    for (i = 0; i < num_dashes; i++) {
      dashes[i] = PyFloat_AsDouble(PySequence_Fast_GET_ITEM(py_dashes, i));
      if (PyErr_Occurred()) {
          PyMem_Free (dashes);
          Py_DECREF(py_dashes);
          return NULL;
      }
    }
    cairo_set_dash (o->ctx, dashes, num_dashes, offset);
    PyMem_Free (dashes);
    Py_DECREF(py_dashes);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_set_fill_rule (PycairoContext *o, PyObject *args)
{
    cairo_fill_rule_t fill_rule;

    if (!PyArg_ParseTuple (args, "i:Context.set_fill_rule", &fill_rule))
      return NULL;

    cairo_set_fill_rule (o->ctx, fill_rule);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_set_font_matrix (PycairoContext *o, PyObject *args)
{
    PycairoMatrix *matrix;

    if (!PyArg_ParseTuple (args, "O!:Context.set_font_matrix",
                     &PycairoMatrix_Type, &matrix))
      return NULL;

    cairo_set_font_matrix (o->ctx, &matrix->matrix);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_set_font_face (PycairoContext *o, PyObject *obj)
{
    if (PyObject_TypeCheck(obj, &PycairoFontFace_Type))
      cairo_set_font_face (o->ctx, ((PycairoFontFace *)obj)->font_face);
    else if (obj == Py_None)
      cairo_set_font_face (o->ctx, NULL);
    else {
      PyErr_SetString(PyExc_TypeError,
                  "Context.set_font_face() argument must be "
                  "cairo.FontFace or None");
      return NULL;
    }
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_set_font_options (PycairoContext *o, PyObject *args)
{
    PycairoFontOptions *options;

    if (!PyArg_ParseTuple (args, "O!:Context.set_font_options",
                     &PycairoFontOptions_Type, &options))
      return NULL;

    cairo_set_font_options (o->ctx, options->font_options);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_set_font_size (PycairoContext *o, PyObject *args)
{
    double size;

    if (!PyArg_ParseTuple (args, "d:Context.set_font_size", &size))
      return NULL;

    cairo_set_font_size (o->ctx, size);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_set_line_cap (PycairoContext *o, PyObject *args)
{
    cairo_line_cap_t line_cap;

    if (!PyArg_ParseTuple (args, "i:Context.set_line_cap", &line_cap))
      return NULL;

    cairo_set_line_cap (o->ctx, line_cap);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_set_line_join (PycairoContext *o, PyObject *args)
{
    cairo_line_join_t line_join;

    if (!PyArg_ParseTuple (args, "i:Context.set_line_join", &line_join))
      return NULL;

    cairo_set_line_join (o->ctx, line_join);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_set_line_width (PycairoContext *o, PyObject *args)
{
    double width;

    if (!PyArg_ParseTuple (args, "d:Context.set_line_width", &width))
      return NULL;

    cairo_set_line_width (o->ctx, width);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_set_matrix (PycairoContext *o, PyObject *args)
{
    PycairoMatrix *matrix;

    if (!PyArg_ParseTuple (args, "O!:Context.set_matrix",
                     &PycairoMatrix_Type, &matrix))
      return NULL;

    cairo_set_matrix (o->ctx, &matrix->matrix);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_set_miter_limit (PycairoContext *o, PyObject *args)
{
    double limit;

    if (!PyArg_ParseTuple (args, "d:Context.set_miter_limit", &limit))
      return NULL;

    cairo_set_miter_limit (o->ctx, limit);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_set_operator(PycairoContext *o, PyObject *args)
{
    cairo_operator_t op;

    if (!PyArg_ParseTuple(args, "i:Context.set_operator", &op))
      return NULL;

    cairo_set_operator(o->ctx, op);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_set_source (PycairoContext *o, PyObject *args)
{
    PycairoPattern *p;

    if (!PyArg_ParseTuple( args, "O!:Context.set_source",
                     &PycairoPattern_Type, &p))
      return NULL;

    cairo_set_source (o->ctx, p->pattern);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_set_source_rgb (PycairoContext *o, PyObject *args)
{
    double red, green, blue;

    if (!PyArg_ParseTuple (args, "ddd:Context.set_source_rgb",
                     &red, &green, &blue))
      return NULL;

    cairo_set_source_rgb (o->ctx, red, green, blue);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_set_source_rgba (PycairoContext *o, PyObject *args)
{
    double red, green, blue;
    double alpha = 1.0;

    if (!PyArg_ParseTuple (args, "ddd|d:Context.set_source_rgba",
                     &red, &green, &blue, &alpha))
      return NULL;

    cairo_set_source_rgba (o->ctx, red, green, blue, alpha);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_set_source_surface (PycairoContext *o, PyObject *args)
{
    PycairoSurface *surface;
    double x = 0.0, y = 0.0;

    if (!PyArg_ParseTuple (args, "O!|dd:Context.set_source_surface",
                     &PycairoSurface_Type, &surface, &x, &y))
      return NULL;

    cairo_set_source_surface (o->ctx, surface->surface, x, y);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_set_tolerance (PycairoContext *o, PyObject *args)
{
    double tolerance;
    if (!PyArg_ParseTuple (args, "d:Context.set_tolerance", &tolerance))
      return NULL;
    cairo_set_tolerance (o->ctx, tolerance);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_show_glyphs (PycairoContext *o, PyObject *args)
{
    int num_glyphs = -1;
    cairo_glyph_t *glyphs;
    PyObject *py_object;

    if (!PyArg_ParseTuple (args, "O|i:Context.show_glyphs",
                     &py_object, &num_glyphs))
      return NULL;

    glyphs = _PyGlyphs_AsGlyphs (py_object, &num_glyphs);
    if (glyphs == NULL)
      return NULL;
    cairo_show_glyphs (o->ctx, glyphs, num_glyphs);
    PyMem_Free (glyphs);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_show_page (PycairoContext *o)
{
    cairo_show_page (o->ctx);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_show_text (PycairoContext *o, PyObject *obj)
{
    const char *utf8 = __PyBaseString_AsUTF8 (obj);
    if (utf8==NULL) {
      PyErr_SetString(PyExc_TypeError,
                  "Context.show_text() argument must be a string or "
                  "unicode object");
      return NULL;
    }

    cairo_show_text (o->ctx, utf8);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_stroke (PycairoContext *o)
{
    cairo_stroke (o->ctx);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_stroke_extents (PycairoContext *o)
{
    double x1, y1, x2, y2;
    cairo_stroke_extents (o->ctx, &x1, &y1, &x2, &y2);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    return Py_BuildValue("(dddd)", x1, y1, x2, y2);
}

static PyObject *
pycairo_stroke_preserve (PycairoContext *o)
{
    cairo_stroke_preserve (o->ctx);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_text_extents (PycairoContext *o, PyObject *obj)
{
    cairo_text_extents_t extents;
    const char *utf8 = __PyBaseString_AsUTF8 (obj);
    if (utf8==NULL) {
      PyErr_SetString(PyExc_TypeError,
                  "Context.text_extents() argument must be a string or "
                  "unicode object");
      return NULL;
    }

    cairo_text_extents (o->ctx, utf8, &extents);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    return Py_BuildValue("(dddddd)", extents.x_bearing, extents.y_bearing,
                   extents.width, extents.height, extents.x_advance,
                   extents.y_advance);
}

static PyObject *
pycairo_text_path (PycairoContext *o, PyObject *obj)
{
    const char *utf8 = __PyBaseString_AsUTF8 (obj);
    if (utf8==NULL) {
      PyErr_SetString(PyExc_TypeError,
                  "Context.text_path() argument must be a string or "
                  "unicode object");
      return NULL;
    }

    cairo_text_path (o->ctx, utf8);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_translate (PycairoContext *o, PyObject *args)
{
    double tx, ty;

    if (!PyArg_ParseTuple (args, "dd:Context.translate", &tx, &ty))
      return NULL;

    cairo_translate (o->ctx, tx, ty);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_transform (PycairoContext *o, PyObject *args)
{
    PycairoMatrix *matrix;

    if (!PyArg_ParseTuple (args, "O!:Context.transform",
                     &PycairoMatrix_Type, &matrix))
      return NULL;

    cairo_transform (o->ctx, &matrix->matrix);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    Py_RETURN_NONE;
}

static PyObject *
pycairo_user_to_device (PycairoContext *o, PyObject *args)
{
    double x, y;

    if (!PyArg_ParseTuple (args, "dd:Context.user_to_device", &x, &y))
      return NULL;

    cairo_user_to_device (o->ctx, &x, &y);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    return Py_BuildValue("(dd)", x, y);
}

static PyObject *
pycairo_user_to_device_distance (PycairoContext *o, PyObject *args)
{
    double dx, dy;

    if (!PyArg_ParseTuple (args, "dd:Context.user_to_device_distance",
                    &dx, &dy))
      return NULL;

    cairo_user_to_device_distance (o->ctx, &dx, &dy);
    RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
    return Py_BuildValue("(dd)", dx, dy);
}


static PyMethodDef pycairo_methods[] = {
    /* methods never exposed in a language binding:
     * cairo_destroy()
     * cairo_reference()
     * cairo_rectangle_list_destroy()
     *
     * cairo_status()
     * cairo_status_string()
     * - not needed since Pycairo calls Pycairo_Check_Status() to check
     *   for errors and raise exceptions
     */
    {"append_path",     (PyCFunction)pycairo_append_path,     METH_VARARGS},
    {"arc",             (PyCFunction)pycairo_arc,             METH_VARARGS},
    {"arc_negative",    (PyCFunction)pycairo_arc_negative,    METH_VARARGS},
    {"clip",            (PyCFunction)pycairo_clip,            METH_NOARGS},
    {"clip_extents",    (PyCFunction)pycairo_clip_extents,    METH_NOARGS},
    {"clip_preserve",   (PyCFunction)pycairo_clip_preserve,   METH_NOARGS},
    {"close_path",      (PyCFunction)pycairo_close_path,      METH_NOARGS},
    {"copy_clip_rectangle_list", (PyCFunction)pycairo_copy_clip_rectangle_list,
                                                              METH_NOARGS},
    {"copy_page",       (PyCFunction)pycairo_copy_page,       METH_NOARGS},
    {"copy_path",       (PyCFunction)pycairo_copy_path,       METH_NOARGS},
    {"copy_path_flat",  (PyCFunction)pycairo_copy_path_flat,  METH_NOARGS},
    {"curve_to",        (PyCFunction)pycairo_curve_to,        METH_VARARGS},
    {"device_to_user",  (PyCFunction)pycairo_device_to_user,  METH_VARARGS},
    {"device_to_user_distance",
               (PyCFunction)pycairo_device_to_user_distance,  METH_VARARGS},
    {"fill",            (PyCFunction)pycairo_fill,            METH_NOARGS},
    {"fill_extents",    (PyCFunction)pycairo_fill_extents,    METH_NOARGS},
    {"fill_preserve",   (PyCFunction)pycairo_fill_preserve,   METH_NOARGS},
    {"font_extents",    (PyCFunction)pycairo_font_extents,    METH_NOARGS},
    {"get_antialias",   (PyCFunction)pycairo_get_antialias,   METH_NOARGS},
    {"get_current_point",(PyCFunction)pycairo_get_current_point,METH_NOARGS},
    {"get_dash",        (PyCFunction)pycairo_get_dash,        METH_NOARGS},
    {"get_dash_count",  (PyCFunction)pycairo_get_dash_count,  METH_NOARGS},
    {"get_fill_rule",   (PyCFunction)pycairo_get_fill_rule,   METH_NOARGS},
    {"get_font_face",   (PyCFunction)pycairo_get_font_face,   METH_NOARGS},
    {"get_font_matrix", (PyCFunction)pycairo_get_font_matrix, METH_NOARGS},
    {"get_font_options",(PyCFunction)pycairo_get_font_options,METH_NOARGS},
    {"get_group_target",(PyCFunction)pycairo_get_group_target,METH_NOARGS},
    {"get_line_cap",    (PyCFunction)pycairo_get_line_cap,    METH_NOARGS},
    {"get_line_join",   (PyCFunction)pycairo_get_line_join,   METH_NOARGS},
    {"get_line_width",  (PyCFunction)pycairo_get_line_width,  METH_NOARGS},
    {"get_matrix",      (PyCFunction)pycairo_get_matrix,      METH_NOARGS},
    {"get_miter_limit", (PyCFunction)pycairo_get_miter_limit, METH_NOARGS},
    {"get_operator",    (PyCFunction)pycairo_get_operator,    METH_NOARGS},
    {"get_scaled_font", (PyCFunction)pycairo_get_scaled_font, METH_NOARGS},
    {"get_source",      (PyCFunction)pycairo_get_source,      METH_NOARGS},
    {"get_target",      (PyCFunction)pycairo_get_target,      METH_NOARGS},
    {"get_tolerance",   (PyCFunction)pycairo_get_tolerance,   METH_NOARGS},
    {"glyph_extents",   (PyCFunction)pycairo_glyph_extents,   METH_VARARGS},
    {"glyph_path",      (PyCFunction)pycairo_glyph_path,      METH_VARARGS},
    {"identity_matrix", (PyCFunction)pycairo_identity_matrix, METH_NOARGS},
    {"in_fill",         (PyCFunction)pycairo_in_fill,         METH_VARARGS},
    {"in_stroke",       (PyCFunction)pycairo_in_stroke,       METH_VARARGS},
    {"line_to",         (PyCFunction)pycairo_line_to,         METH_VARARGS},
    {"mask",            (PyCFunction)pycairo_mask,            METH_VARARGS},
    {"mask_surface",    (PyCFunction)pycairo_mask_surface,    METH_VARARGS},
    {"move_to",         (PyCFunction)pycairo_move_to,         METH_VARARGS},
    {"new_path",        (PyCFunction)pycairo_new_path,        METH_NOARGS},
    {"new_sub_path",    (PyCFunction)pycairo_new_sub_path,    METH_NOARGS},
    {"paint",           (PyCFunction)pycairo_paint,           METH_NOARGS},
    {"paint_with_alpha",(PyCFunction)pycairo_paint_with_alpha,METH_VARARGS},
    {"pop_group",       (PyCFunction)pycairo_pop_group,       METH_NOARGS},
    {"pop_group_to_source",
                    (PyCFunction)pycairo_pop_group_to_source, METH_NOARGS},
    {"push_group",      (PyCFunction)pycairo_push_group,      METH_NOARGS},
    {"push_group_with_content",
                (PyCFunction)pycairo_push_group_with_content, METH_VARARGS},
    {"rectangle",       (PyCFunction)pycairo_rectangle,       METH_VARARGS},
    {"rel_curve_to",    (PyCFunction)pycairo_rel_curve_to,    METH_VARARGS},
    {"rel_line_to",     (PyCFunction)pycairo_rel_line_to,     METH_VARARGS},
    {"rel_move_to",     (PyCFunction)pycairo_rel_move_to,     METH_VARARGS},
    {"reset_clip",      (PyCFunction)pycairo_reset_clip,      METH_NOARGS},
    {"restore",         (PyCFunction)pycairo_restore,         METH_NOARGS},
    {"rotate",          (PyCFunction)pycairo_rotate,          METH_VARARGS},
    {"save",            (PyCFunction)pycairo_save,            METH_NOARGS},
    {"scale",           (PyCFunction)pycairo_scale,           METH_VARARGS},
    {"select_font_face",(PyCFunction)pycairo_select_font_face,METH_VARARGS},
    {"set_antialias",   (PyCFunction)pycairo_set_antialias,   METH_VARARGS},
    {"set_dash",        (PyCFunction)pycairo_set_dash,        METH_VARARGS},
    {"set_fill_rule",   (PyCFunction)pycairo_set_fill_rule,   METH_VARARGS},
    {"set_font_face",   (PyCFunction)pycairo_set_font_face,   METH_O},
    {"set_font_matrix", (PyCFunction)pycairo_set_font_matrix, METH_VARARGS},
    {"set_font_options",(PyCFunction)pycairo_set_font_options,METH_VARARGS},
    {"set_font_size",   (PyCFunction)pycairo_set_font_size,   METH_VARARGS},
    {"set_line_cap",    (PyCFunction)pycairo_set_line_cap,    METH_VARARGS},
    {"set_line_join",   (PyCFunction)pycairo_set_line_join,   METH_VARARGS},
    {"set_line_width",  (PyCFunction)pycairo_set_line_width,  METH_VARARGS},
    {"set_matrix",      (PyCFunction)pycairo_set_matrix,      METH_VARARGS},
    {"set_miter_limit", (PyCFunction)pycairo_set_miter_limit, METH_VARARGS},
    {"set_operator",    (PyCFunction)pycairo_set_operator,    METH_VARARGS},
    /* set_scaled_font */
    {"set_source",      (PyCFunction)pycairo_set_source,      METH_VARARGS},
    {"set_source_rgb",  (PyCFunction)pycairo_set_source_rgb,  METH_VARARGS},
    {"set_source_rgba", (PyCFunction)pycairo_set_source_rgba, METH_VARARGS},
    {"set_source_surface",(PyCFunction)pycairo_set_source_surface,
                                                              METH_VARARGS},
    {"set_tolerance",   (PyCFunction)pycairo_set_tolerance,   METH_VARARGS},
    {"show_glyphs",     (PyCFunction)pycairo_show_glyphs,     METH_VARARGS},
    {"show_page",       (PyCFunction)pycairo_show_page,       METH_NOARGS},
    {"show_text",       (PyCFunction)pycairo_show_text,       METH_O},
    {"stroke",          (PyCFunction)pycairo_stroke,          METH_NOARGS},
    {"stroke_extents",  (PyCFunction)pycairo_stroke_extents,  METH_NOARGS},
    {"stroke_preserve", (PyCFunction)pycairo_stroke_preserve, METH_NOARGS},
    {"text_extents",    (PyCFunction)pycairo_text_extents,    METH_O},
    {"text_path",       (PyCFunction)pycairo_text_path,       METH_O},
    {"transform",       (PyCFunction)pycairo_transform,       METH_VARARGS},
    {"translate",       (PyCFunction)pycairo_translate,       METH_VARARGS},
    {"user_to_device",  (PyCFunction)pycairo_user_to_device,  METH_VARARGS},
    {"user_to_device_distance",(PyCFunction)pycairo_user_to_device_distance,
                                                              METH_VARARGS},
    {NULL, NULL, 0, NULL},
};

PyTypeObject PycairoContext_Type = {
    PyObject_HEAD_INIT(NULL)
    0,                                  /* ob_size */
    "cairo.Context",                    /* tp_name */
    sizeof(PycairoContext),             /* tp_basicsize */
    0,                                  /* tp_itemsize */
    (destructor)pycairo_dealloc,        /* tp_dealloc */
    0,                                  /* tp_print */
    0,                                  /* tp_getattr */
    0,                                  /* tp_setattr */
    0,                                  /* tp_compare */
    0,                                  /* tp_repr */
    0,                                  /* tp_as_number */
    0,                                  /* tp_as_sequence */
    0,                                  /* tp_as_mapping */
    0,                                  /* tp_hash */
    0,                                  /* tp_call */
    0,                                  /* tp_str */
    0,                                  /* tp_getattro */
    0,                                  /* tp_setattro */
    0,                                  /* tp_as_buffer */
    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,/* tp_flags */
    0,                                  /* tp_doc */
    0,                                  /* tp_traverse */
    0,                                  /* tp_clear */
    0,                                  /* tp_richcompare */
    0,                                  /* tp_weaklistoffset */
    0,                                  /* tp_iter */
    0,                                  /* tp_iternext */
    pycairo_methods,                    /* tp_methods */
    0,                                  /* tp_members */
    0,                                  /* tp_getset */
    0, /* &PyBaseObject_Type, */        /* tp_base */
    0,                                  /* tp_dict */
    0,                                  /* tp_descr_get */
    0,                                  /* tp_descr_set */
    0,                                  /* tp_dictoffset */
    0,                                  /* tp_init */
    0,                                  /* tp_alloc */
    (newfunc)pycairo_new,               /* tp_new */
    0,                                  /* tp_free */
    0,                                  /* tp_is_gc */
    0,                                  /* tp_bases */
};

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