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gimp/plug-ins/pygimp/pygimp-drawable.c

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/* -*- Mode: C; c-basic-offset: 4 -*-
* Gimp-Python - allows the writing of Gimp plugins in Python.
* Copyright (C) 1997-2002 James Henstridge <james@daa.com.au>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#define NO_IMPORT_PYGOBJECT
#include <pygobject.h>
#define GIMP_DISABLE_DEPRECATION_WARNINGS
#include "pygimp.h"
#define NO_IMPORT_PYGIMPCOLOR
#include "pygimpcolor-api.h"
#include <glib-object.h>
#include <gegl.h>
static void
ensure_drawable(PyGimpDrawable *self)
{
if (!self->drawable)
self->drawable = gimp_drawable_get(self->ID);
}
static PyObject *
drw_flush(PyGimpDrawable *self)
{
ensure_drawable(self);
gimp_drawable_flush(self->drawable);
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
drw_update(PyGimpDrawable *self, PyObject *args)
{
int x, y;
unsigned int w, h;
if (!PyArg_ParseTuple(args, "iiii:update", &x, &y, &w, &h))
return NULL;
if (!gimp_drawable_update(self->ID, x, y, w, h)) {
PyErr_Format(pygimp_error,
"could not update drawable (ID %d): "
"x=%d, y=%d, w=%d, h=%d",
self->ID, x, y, (int)w, (int)h);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
drw_merge_shadow(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
gboolean undo = FALSE;
static char *kwlist[] = { "undo", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|i:merge_shadow", kwlist,
&undo))
return NULL;
if (!gimp_drawable_merge_shadow(self->ID, undo)) {
PyErr_Format(pygimp_error,
"could not merge the shadow buffer on drawable (ID %d)",
self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
drw_free_shadow(PyGimpDrawable *self)
{
if (!gimp_drawable_free_shadow(self->ID)) {
PyErr_Format(pygimp_error, "could not free shadow tiles on drawable (ID %d)",
self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
drw_fill(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
int fill = GIMP_FILL_FOREGROUND;
static char *kwlist[] = { "fill", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|i:fill", kwlist, &fill))
return NULL;
if (!gimp_drawable_fill(self->ID, fill)) {
PyErr_Format(pygimp_error,
"could not fill drawable (ID %d) with fill mode %d",
self->ID, fill);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
drw_get_tile(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
GimpTile *t;
int shadow, row, col;
static char *kwlist[] = { "shadow", "row", "col", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "iii:get_tile", kwlist,
&shadow, &row, &col))
return NULL;
ensure_drawable(self);
if(row < 0 || row >= self->drawable->ntile_rows ||
col < 0 || col >= self->drawable->ntile_cols) {
Py_INCREF(Py_None);
return Py_None;
}
t = gimp_drawable_get_tile(self->drawable, shadow, row, col);
return pygimp_tile_new(t, self);
}
static PyObject *
drw_get_tile2(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
GimpTile *t;
int shadow, x, y;
static char *kwlist[] = { "shadow", "x", "y", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "iii:get_tile2", kwlist,
&shadow, &x ,&y))
return NULL;
ensure_drawable(self);
if(x < 0 || x >= self->drawable->width ||
y < 0 || y >= self->drawable->height) {
Py_INCREF(Py_None);
return Py_None;
}
t = gimp_drawable_get_tile2(self->drawable, shadow, x, y);
return pygimp_tile_new(t, self);
}
static PyObject *
drw_get_pixel_rgn(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
int x, y, width, height, dirty = 1, shadow = 0;
static char *kwlist[] = { "x", "y", "width", "height", "dirty", "shadow",
NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"iiii|ii:get_pixel_rgn", kwlist,
&x, &y, &width, &height, &dirty, &shadow))
return NULL;
ensure_drawable(self);
return pygimp_pixel_rgn_new(self, x, y, width, height, dirty, shadow);
}
static PyObject *
drw_offset(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
int wrap_around;
GimpOffsetType fill_type;
int offset_x, offset_y;
static char *kwlist[] = { "wrap_around", "fill_type",
"offset_x", "offset_y",
NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "iiii:offset", kwlist,
&wrap_around, &fill_type,
&offset_x, &offset_y))
return NULL;
if (!gimp_drawable_offset(self->ID, wrap_around, fill_type,
offset_x, offset_y)) {
PyErr_Format(pygimp_error,
"could not offset drawable (ID %d) by x: %d, y: %d",
self->ID, offset_x, offset_y);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
drw_parasite_find(PyGimpDrawable *self, PyObject *args)
{
char *name;
if (!PyArg_ParseTuple(args, "s:parasite_find", &name))
return NULL;
return pygimp_parasite_new(gimp_item_get_parasite(self->ID, name));
}
static PyObject *
drw_parasite_attach(PyGimpDrawable *self, PyObject *args)
{
PyGimpParasite *parasite;
if (!PyArg_ParseTuple(args, "O!:parasite_attach", &PyGimpParasite_Type,
&parasite))
return NULL;
if (!gimp_item_attach_parasite(self->ID, parasite->para)) {
PyErr_Format(pygimp_error,
"could not attach parasite '%s' on drawable (ID %d)",
gimp_parasite_name(parasite->para), self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
drw_attach_new_parasite(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
char *name;
int flags, size;
guint8 *data;
GimpParasite *parasite;
gboolean success;
static char *kwlist[] = { "name", "flags", "data", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"sis#:attach_new_parasite", kwlist,
&name, &flags, &data, &size))
return NULL;
parasite = gimp_parasite_new (name,
flags, size + 1, data);
success = gimp_item_attach_parasite (self->ID, parasite);
gimp_parasite_free (parasite);
if (!success) {
PyErr_Format(pygimp_error,
"could not attach new parasite '%s' to drawable (ID %d)",
name, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
drw_parasite_detach(PyGimpDrawable *self, PyObject *args)
{
char *name;
if (!PyArg_ParseTuple(args, "s:detach_parasite", &name))
return NULL;
if (!gimp_item_detach_parasite(self->ID, name)) {
PyErr_Format(pygimp_error,
"could not detach parasite '%s' from drawable (ID %d)",
name, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
drw_parasite_list(PyGimpDrawable *self)
{
gint num_parasites;
gchar **parasites;
PyObject *ret;
gint i;
parasites = gimp_item_get_parasite_list(self->ID, &num_parasites);
ret = PyTuple_New(num_parasites);
for (i = 0; i < num_parasites; i++)
PyTuple_SetItem(ret, i, PyString_FromString(parasites[i]));
g_strfreev(parasites);
return ret;
}
static PyObject *
drw_get_pixel(PyGimpDrawable *self, PyObject *args)
{
int x, y;
int num_channels, i;
guint8 *pixel;
PyObject *ret;
if (!PyArg_ParseTuple(args, "(ii):get_pixel", &x, &y)) {
PyErr_Clear();
if (!PyArg_ParseTuple(args, "ii:get_pixel", &x, &y))
return NULL;
}
pixel = gimp_drawable_get_pixel(self->ID, x, y, &num_channels);
if (!pixel) {
PyErr_Format(pygimp_error,
"could not get pixel (%d, %d) on drawable (ID %d)",
x, y, self->ID);
return NULL;
}
ret = PyTuple_New(num_channels);
for (i = 0; i < num_channels; i++)
PyTuple_SetItem(ret, i, PyInt_FromLong(pixel[i]));
g_free(pixel);
return ret;
}
static PyObject *
drw_set_pixel(PyGimpDrawable *self, PyObject *args)
{
int x, y;
int num_channels, i, val;
guint8 *pixel;
PyObject *seq, *item;
gboolean is_string, error = TRUE;
if (!PyArg_ParseTuple(args, "(ii)O:set_pixel", &x, &y, &seq)) {
PyErr_Clear();
if (!PyArg_ParseTuple(args, "iiO:set_pixel", &x, &y, &seq))
return NULL;
}
if (!PyString_Check(seq)) {
if (!PySequence_Check(seq)) {
PyErr_SetString(PyExc_TypeError,
"pixel values must be a sequence");
return NULL;
}
is_string = FALSE;
num_channels = PySequence_Length(seq);
pixel = g_new(guint8, num_channels);
for (i = 0; i < num_channels; i++) {
item = PySequence_GetItem(seq, i);
if (!PyInt_Check(item)) {
PyErr_SetString(PyExc_TypeError,
"pixel values must be a sequence of ints");
goto out;
}
val = PyInt_AsLong(item);
if (val < 0 || val > 255) {
PyErr_SetString(PyExc_TypeError,
"pixel values must be between 0 and 255");
goto out;
}
pixel[i] = val;
}
} else {
is_string = TRUE;
num_channels = PyString_Size(seq);
pixel = (guint8 *)PyString_AsString(seq);
}
error = !gimp_drawable_set_pixel(self->ID, x, y, num_channels, pixel);
if (error)
PyErr_Format(pygimp_error,
"could not set %d-element pixel (%d, %d) on "
"drawable (ID %d)",
num_channels, x, y, self->ID);
out:
if (!is_string)
g_free(pixel);
if (!error) {
Py_INCREF(Py_None);
return Py_None;
} else
return NULL;
}
static PyObject *
drw_mask_intersect(PyGimpDrawable *self)
{
int x, y, width, height;
if (!gimp_drawable_mask_intersect(self->ID, &x, &y, &width, &height)) {
PyErr_Format(pygimp_error,
"could not get selection bounds of drawable (ID %d)",
self->ID);
return NULL;
}
return Py_BuildValue("(iiii)", x, y, width, height);
}
static PyObject *
transform_result(PyGimpDrawable *self, gint32 id, const char *err_desc)
{
if (id == self->ID) {
Py_INCREF(self);
return (PyObject *)self;
} else if (id != -1) {
return pygimp_drawable_new(NULL, id);
} else {
PyErr_Format(pygimp_error, "could not %s drawable (ID %d)",
err_desc, self->ID);
return NULL;
}
}
static PyObject *
drw_transform_flip(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
double x0, y0, x1, y1;
int transform_direction, interpolation, recursion_level = 3;
gboolean supersample = FALSE, clip_result = FALSE;
gint32 id;
static char *kwlist[] = { "x0", "y0", "x1", "y1",
"transform_direction", "interpolation",
"supersample", "recursion_level",
"clip_result", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"ddddii|iii:transform_flip", kwlist,
&x0, &y0, &x1, &y1, &transform_direction,
&interpolation, &supersample,
&recursion_level, &clip_result))
return NULL;
gimp_context_push ();
gimp_context_set_transform_direction (transform_direction);
gimp_context_set_interpolation (interpolation);
gimp_context_set_transform_resize (clip_result);
id = gimp_item_transform_flip (self->ID, x0, y0, x1, y1);
gimp_context_pop ();
return transform_result(self, id, "flip");
}
static PyObject *
drw_transform_flip_simple(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
int flip_type;
gboolean auto_center, clip_result = FALSE;
double axis;
gint32 id;
static char *kwlist[] = { "flip_type", "auto_center", "axis",
"clip_result", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"iid|i:transform_flip_simple", kwlist,
&flip_type, &auto_center, &axis,
&clip_result))
return NULL;
gimp_context_push ();
gimp_context_set_transform_resize (clip_result);
id = gimp_item_transform_flip_simple (self->ID, flip_type,
auto_center, axis);
gimp_context_pop ();
return transform_result(self, id, "flip");
}
static PyObject *
drw_transform_flip_default(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
double x0, y0, x1, y1;
gboolean interpolate = FALSE, clip_result = FALSE;
gint32 id;
static char *kwlist[] = { "x0", "y0", "x1", "y1", "interpolate",
"clip_result", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"dddd|ii:transform_flip_default", kwlist,
&x0, &y0, &x1, &y1, &interpolate,
&clip_result))
return NULL;
gimp_context_push ();
if (! interpolate)
gimp_context_set_interpolation (GIMP_INTERPOLATION_NONE);
gimp_context_set_transform_resize (clip_result);
id = gimp_item_transform_flip (self->ID, x0, y0, x1, y1);
gimp_context_pop ();
return transform_result(self, id, "flip");
}
static PyObject *
drw_transform_perspective(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
double x0, y0, x1, y1, x2, y2, x3, y3;
int transform_direction, interpolation, recursion_level = 3;
gboolean supersample = FALSE, clip_result = FALSE;
gint32 id;
static char *kwlist[] = { "x0", "y0", "x1", "y1", "x2", "y2", "x3", "y3",
"transform_direction", "interpolation",
"supersample", "recursion_level",
"clip_result", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"ddddddddii|iii:transform_perspective",
kwlist,
&x0, &y0, &x1, &y1, &x2, &y2, &x3, &y3,
&transform_direction, &interpolation,
&supersample, &recursion_level,
&clip_result))
return NULL;
gimp_context_push ();
gimp_context_set_transform_direction (transform_direction);
gimp_context_set_interpolation (interpolation);
gimp_context_set_transform_resize (clip_result);
id = gimp_item_transform_perspective (self->ID,
x0, y0, x1, y1, x2, y2, x3, y3);
gimp_context_pop ();
return transform_result(self, id, "apply perspective transform to");
}
static PyObject *
drw_transform_perspective_default(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
double x0, y0, x1, y1, x2, y2, x3, y3;
gboolean interpolate = FALSE, clip_result = FALSE;
gint32 id;
static char *kwlist[] = { "x0", "y0", "x1", "y1", "x2", "y2", "x3", "y3",
"interpolate", "clip_result", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"dddddddd|ii:transform_perspective_default",
kwlist,
&x0, &y0, &x1, &y1, &x2, &y2, &x3, &y3,
&interpolate, &clip_result))
return NULL;
gimp_context_push ();
if (! interpolate)
gimp_context_set_interpolation (GIMP_INTERPOLATION_NONE);
gimp_context_set_transform_resize (clip_result);
id = gimp_item_transform_perspective (self->ID,
x0, y0, x1, y1, x2, y2, x3, y3);
gimp_context_pop ();
return transform_result(self, id, "apply perspective transform to");
}
static PyObject *
drw_transform_rotate(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
double angle;
gboolean auto_center, supersample = FALSE, clip_result = FALSE;
int center_x, center_y, transform_direction, interpolation,
recursion_level = 3;
gint32 id;
static char *kwlist[] = { "angle", "auto_center", "center_x", "center_y",
"transform_direction", "interpolation",
"supersample", "recursion_level",
"clip_result", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"diiiii|iii:transform_rotate", kwlist,
&angle, &auto_center, &center_x, &center_y,
&transform_direction, &interpolation,
&supersample, &recursion_level,
&clip_result))
return NULL;
gimp_context_push ();
gimp_context_set_transform_direction (transform_direction);
gimp_context_set_interpolation (interpolation);
gimp_context_set_transform_resize (clip_result);
id = gimp_item_transform_rotate (self->ID, angle, auto_center,
center_x, center_y);
gimp_context_pop ();
return transform_result(self, id, "rotate");
}
static PyObject *
drw_transform_rotate_simple(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
int rotate_type, center_x, center_y;
gboolean auto_center, clip_result = FALSE;
gint32 id;
static char *kwlist[] = { "rotate_type", "auto_center",
"center_x", "center_y",
"clip_result", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"iiii|i:transform_rotate_simple", kwlist,
&rotate_type, &auto_center,
&center_x, &center_y,
&clip_result))
return NULL;
gimp_context_push ();
gimp_context_set_transform_resize (clip_result);
id = gimp_item_transform_rotate_simple (self->ID, rotate_type,
auto_center,
center_x, center_y);
gimp_context_pop ();
return transform_result(self, id, "rotate");
}
static PyObject *
drw_transform_rotate_default(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
double angle;
gboolean auto_center, interpolate = FALSE, clip_result = FALSE;
int center_x, center_y;
gint32 id;
static char *kwlist[] = { "angle", "auto_center", "center_x", "center_y",
"interpolate", "clip_result", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"dddd|ii:transform_rotate_default", kwlist,
&angle, &auto_center, &center_x, &center_y,
&interpolate, &clip_result))
return NULL;
gimp_context_push ();
if (! interpolate)
gimp_context_set_interpolation (GIMP_INTERPOLATION_NONE);
gimp_context_set_transform_resize (clip_result);
id = gimp_item_transform_rotate (self->ID, angle, auto_center,
center_x, center_y);
gimp_context_pop ();
return transform_result(self, id, "rotate");
}
static PyObject *
drw_transform_scale(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
double x0, y0, x1, y1;
int transform_direction, interpolation, recursion_level = 3;
gboolean supersample = FALSE, clip_result = FALSE;
gint32 id;
static char *kwlist[] = { "x0", "y0", "x1", "y1",
"transform_direction", "interpolation",
"supersample", "recursion_level",
"clip_result", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"ddddii|iii:transform_scale", kwlist,
&x0, &y0, &x1, &y1, &transform_direction,
&interpolation, &supersample,
&recursion_level, &clip_result))
return NULL;
gimp_context_push ();
gimp_context_set_transform_direction (transform_direction);
gimp_context_set_interpolation (interpolation);
gimp_context_set_transform_resize (clip_result);
id = gimp_item_transform_scale (self->ID, x0, y0, x1, y1);
gimp_context_pop ();
return transform_result(self, id, "scale");
}
static PyObject *
drw_transform_scale_default(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
double x0, y0, x1, y1;
gboolean interpolate = FALSE, clip_result = FALSE;
gint32 id;
static char *kwlist[] = { "x0", "y0", "x1", "y1", "interpolate",
"clip_result", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"dddd|ii:transform_scale_default", kwlist,
&x0, &y0, &x1, &y1, &interpolate,
&clip_result))
return NULL;
gimp_context_push ();
if (! interpolate)
gimp_context_set_interpolation (GIMP_INTERPOLATION_NONE);
gimp_context_set_transform_resize (clip_result);
id = gimp_item_transform_scale (self->ID, x0, y0, x1, y1);
gimp_context_pop ();
return transform_result(self, id, "scale");
}
static PyObject *
drw_transform_shear(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
int shear_type, transform_direction, interpolation, recursion_level = 3;
double magnitude;
gboolean supersample = FALSE, clip_result = FALSE;
gint32 id;
static char *kwlist[] = { "shear_type", "magnitude",
"transform_direction", "interpolation",
"supersample", "recursion_level",
"clip_result", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"idii|iii:transform_shear", kwlist,
&shear_type, &magnitude,
&transform_direction, &interpolation,
&supersample, &recursion_level,
&clip_result))
return NULL;
gimp_context_push ();
gimp_context_set_transform_direction (transform_direction);
gimp_context_set_interpolation (interpolation);
gimp_context_set_transform_resize (clip_result);
id = gimp_item_transform_shear (self->ID, shear_type, magnitude);
gimp_context_pop ();
return transform_result(self, id, "shear");
}
static PyObject *
drw_transform_shear_default(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
int shear_type;
double magnitude;
gboolean interpolate = FALSE, clip_result = FALSE;
gint32 id;
static char *kwlist[] = { "shear_type", "magnitude", "interpolate",
"clip_result", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"id|ii:transform_shear_default", kwlist,
&shear_type, &magnitude, &interpolate,
&clip_result))
return NULL;
gimp_context_push ();
if (! interpolate)
gimp_context_set_interpolation (GIMP_INTERPOLATION_NONE);
gimp_context_set_transform_resize (clip_result);
id = gimp_item_transform_shear (self->ID, shear_type, magnitude);
gimp_context_pop ();
return transform_result(self, id, "shear");
}
static PyObject *
drw_transform_2d(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
double source_x, source_y, scale_x, scale_y, angle, dest_x, dest_y;
int transform_direction, interpolation, recursion_level = 3;
gboolean supersample = FALSE, clip_result = FALSE;
gint32 id;
static char *kwlist[] = { "source_x", "source_y", "scale_x", "scale_y",
"angle", "dest_x", "dest_y",
"transform_direction", "interpolation",
"supersample", "recursion_level",
"clip_result", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"dddddddii|iii:transform_2d", kwlist,
&source_x, &source_y, &scale_x, &scale_y,
&angle, &dest_x, &dest_y,
&transform_direction, &interpolation,
&supersample, &recursion_level,
&clip_result))
return NULL;
gimp_context_push ();
gimp_context_set_transform_direction (transform_direction);
gimp_context_set_interpolation (interpolation);
gimp_context_set_transform_resize (clip_result);
id = gimp_item_transform_2d (self->ID, source_x, source_y,
scale_x, scale_y, angle, dest_x, dest_y);
gimp_context_pop ();
return transform_result(self, id, "apply 2d transform to");
}
static PyObject *
drw_transform_2d_default(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
double source_x, source_y, scale_x, scale_y, angle, dest_x, dest_y;
gboolean interpolate = FALSE, clip_result = FALSE;
gint32 id;
static char *kwlist[] = { "source_x", "source_y", "scale_x", "scale_y",
"angle", "dest_x", "dest_y", "interpolate",
"clip_result", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"ddddddd|ii:transform_2d_default", kwlist,
&source_x, &source_y, &scale_x, &scale_y,
&angle, &dest_x, &dest_y, &interpolate,
&clip_result))
return NULL;
gimp_context_push ();
if (! interpolate)
gimp_context_set_interpolation (GIMP_INTERPOLATION_NONE);
gimp_context_set_transform_resize (clip_result);
id = gimp_item_transform_2d (self->ID, source_x, source_y,
scale_x, scale_y, angle, dest_x, dest_y);
gimp_context_pop ();
return transform_result(self, id, "apply 2d transform to");
}
static PyObject *
drw_transform_matrix(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
double coeff_0_0, coeff_0_1, coeff_0_2,
coeff_1_0, coeff_1_1, coeff_1_2,
coeff_2_0, coeff_2_1, coeff_2_2;
int transform_direction, interpolation, recursion_level = 3;
gboolean supersample = FALSE, clip_result = FALSE;
gint32 id;
static char *kwlist[] = { "coeff_0_0", "coeff_0_1", "coeff_0_2",
"coeff_1_0", "coeff_1_1", "coeff_1_2",
"coeff_2_0", "coeff_2_1", "coeff_2_2",
"transform_direction", "interpolation",
"supersample", "recursion_level",
"clip_result", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"dddddddddii|iii:transform_matrix", kwlist,
&coeff_0_0, &coeff_0_1, &coeff_0_2,
&coeff_1_0, &coeff_1_1, &coeff_1_2,
&coeff_2_0, &coeff_2_1, &coeff_2_2,
&transform_direction, &interpolation,
&supersample, &recursion_level,
&clip_result))
return NULL;
gimp_context_push ();
gimp_context_set_transform_direction (transform_direction);
gimp_context_set_interpolation (interpolation);
gimp_context_set_transform_resize (clip_result);
id = gimp_item_transform_matrix (self->ID,
coeff_0_0, coeff_0_1, coeff_0_2,
coeff_1_0, coeff_1_1, coeff_1_2,
coeff_2_0, coeff_2_1, coeff_2_2);
gimp_context_pop ();
return transform_result(self, id, "apply 2d matrix transform to");
}
static PyObject *
drw_transform_matrix_default(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
double coeff_0_0, coeff_0_1, coeff_0_2,
coeff_1_0, coeff_1_1, coeff_1_2,
coeff_2_0, coeff_2_1, coeff_2_2;
gboolean interpolate = FALSE, clip_result = FALSE;
gint32 id;
static char *kwlist[] = { "coeff_0_0", "coeff_0_1", "coeff_0_2",
"coeff_1_0", "coeff_1_1", "coeff_1_2",
"coeff_2_0", "coeff_2_1", "coeff_2_2",
"interpolate", "clip_result", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"ddddddddd|ii:transform_matrix_default",
kwlist,
&coeff_0_0, &coeff_0_1, &coeff_0_2,
&coeff_1_0, &coeff_1_1, &coeff_1_2,
&coeff_2_0, &coeff_2_1, &coeff_2_2,
&interpolate, &clip_result))
return NULL;
gimp_context_push ();
if (! interpolate)
gimp_context_set_interpolation (GIMP_INTERPOLATION_NONE);
gimp_context_set_transform_resize (clip_result);
id = gimp_item_transform_matrix (self->ID,
coeff_0_0, coeff_0_1, coeff_0_2,
coeff_1_0, coeff_1_1, coeff_1_2,
coeff_2_0, coeff_2_1, coeff_2_2);
gimp_context_pop ();
return transform_result(self, id, "apply 2d matrix transform to");
}
static PyObject *
drw_get_data(PyGimpDrawable *self, PyObject *args, PyObject *kwargs)
{
static char *kwlist[] = { "format", NULL };
gchar *format = "RGBA float";
const Babl *bbl_format;
void *output_buffer;
GeglBuffer *buffer;
int bpp;
Py_ssize_t size;
PyObject *buffer_data, *ret;
PyObject *array_module;
PyObject *array_type;
char array_data_type;
if (!PyArg_ParseTupleAndKeywords (args, kwargs,
"|s:get_data",
kwlist, &format
))
return NULL;
if (g_str_has_suffix (format, "double")) {
array_data_type = 'd';
} else if (g_str_has_suffix (format, "float")) {
array_data_type = 'f';
}
else if (g_str_has_suffix (format, "u16")) {
array_data_type = 'H';
} else if (g_str_has_suffix (format, "u8")) {
array_data_type = 'B';
} else {
PyErr_Warn (PyExc_Warning,
"Could not find appropriate data format - returning raw bytes");
array_data_type = 'B';
}
bbl_format = babl_format (format);
bpp = babl_format_get_bytes_per_pixel (bbl_format);
ensure_drawable(self);
buffer = gimp_drawable_get_buffer (self->ID);
size = bpp * self->drawable->width * self->drawable->height;
output_buffer = g_malloc ((gsize) size);
if (output_buffer == NULL) {
return PyErr_NoMemory();
}
gegl_buffer_get (buffer,
GEGL_RECTANGLE (0, 0, self->drawable->width, self->drawable->height),
1.0,
bbl_format,
output_buffer,
GEGL_AUTO_ROWSTRIDE,
GEGL_ABYSS_NONE);
buffer_data = PyString_FromStringAndSize (output_buffer, size);
array_module = PyImport_ImportModule ("array");
if (!array_module) {
PyErr_SetString (pygimp_error, "could not import array module");
return NULL;
}
array_type = PyObject_GetAttrString (array_module, "array");
Py_DECREF(array_module);
if (!array_type) {
PyErr_SetString (pygimp_error, "could not get array.array type");
return NULL;
}
ret = PyObject_CallFunction (array_type, "cO", array_data_type, buffer_data);
if (!ret) {
PyErr_SetString (pygimp_error, "could not create array object");
return NULL;
}
Py_DECREF (buffer_data);
g_free (output_buffer);
return ret;
}
/* for inclusion with the methods of layer and channel objects */
static PyMethodDef drw_methods[] = {
{"flush", (PyCFunction)drw_flush, METH_NOARGS},
{"update", (PyCFunction)drw_update, METH_VARARGS},
{"merge_shadow", (PyCFunction)drw_merge_shadow, METH_VARARGS | METH_KEYWORDS},
{"free_shadow", (PyCFunction)drw_free_shadow, METH_NOARGS},
{"fill", (PyCFunction)drw_fill, METH_VARARGS | METH_KEYWORDS},
{"get_tile", (PyCFunction)drw_get_tile, METH_VARARGS | METH_KEYWORDS},
{"get_tile2", (PyCFunction)drw_get_tile2, METH_VARARGS | METH_KEYWORDS},
{"get_pixel_rgn", (PyCFunction)drw_get_pixel_rgn, METH_VARARGS | METH_KEYWORDS},
{"get_data", (PyCFunction)drw_get_data, METH_VARARGS | METH_KEYWORDS,
"Takes a BABL format string, returns a Python array.array object"},
{"offset", (PyCFunction)drw_offset, METH_VARARGS | METH_KEYWORDS},
{"parasite_find", (PyCFunction)drw_parasite_find, METH_VARARGS},
{"parasite_attach", (PyCFunction)drw_parasite_attach, METH_VARARGS},
{"attach_new_parasite",(PyCFunction)drw_attach_new_parasite,METH_VARARGS | METH_KEYWORDS},
{"parasite_detach", (PyCFunction)drw_parasite_detach, METH_VARARGS},
{"parasite_list", (PyCFunction)drw_parasite_list, METH_VARARGS},
{"get_pixel", (PyCFunction)drw_get_pixel, METH_VARARGS},
{"set_pixel", (PyCFunction)drw_set_pixel, METH_VARARGS},
{"mask_intersect", (PyCFunction)drw_mask_intersect, METH_NOARGS},
{"transform_flip", (PyCFunction)drw_transform_flip, METH_VARARGS | METH_KEYWORDS},
{"transform_flip_simple", (PyCFunction)drw_transform_flip_simple, METH_VARARGS | METH_KEYWORDS},
{"transform_flip_default", (PyCFunction)drw_transform_flip_default, METH_VARARGS | METH_KEYWORDS},
{"transform_perspective", (PyCFunction)drw_transform_perspective, METH_VARARGS | METH_KEYWORDS},
{"transform_perspective_default", (PyCFunction)drw_transform_perspective_default, METH_VARARGS | METH_KEYWORDS},
{"transform_rotate", (PyCFunction)drw_transform_rotate, METH_VARARGS | METH_KEYWORDS},
{"transform_rotate_simple", (PyCFunction)drw_transform_rotate_simple, METH_VARARGS | METH_KEYWORDS},
{"transform_rotate_default", (PyCFunction)drw_transform_rotate_default, METH_VARARGS | METH_KEYWORDS},
{"transform_scale", (PyCFunction)drw_transform_scale, METH_VARARGS | METH_KEYWORDS},
{"transform_scale_default", (PyCFunction)drw_transform_scale_default, METH_VARARGS | METH_KEYWORDS},
{"transform_shear", (PyCFunction)drw_transform_shear, METH_VARARGS | METH_KEYWORDS},
{"transform_shear_default", (PyCFunction)drw_transform_shear_default, METH_VARARGS | METH_KEYWORDS},
{"transform_2d", (PyCFunction)drw_transform_2d, METH_VARARGS | METH_KEYWORDS},
{"transform_2d_default", (PyCFunction)drw_transform_2d_default, METH_VARARGS | METH_KEYWORDS},
{"transform_matrix", (PyCFunction)drw_transform_matrix, METH_VARARGS | METH_KEYWORDS},
{"transform_matrix_default", (PyCFunction)drw_transform_matrix_default, METH_VARARGS | METH_KEYWORDS},
{NULL, NULL, 0}
};
static PyObject *
drw_get_ID(PyGimpDrawable *self, void *closure)
{
return PyInt_FromLong(self->ID);
}
static PyObject *
drw_get_name(PyGimpDrawable *self, void *closure)
{
return PyString_FromString(gimp_item_get_name(self->ID));
}
static int
drw_set_name(PyGimpDrawable *self, PyObject *value, void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete name");
return -1;
}
if (!PyString_Check(value) && !PyUnicode_Check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
gimp_item_set_name(self->ID, PyString_AsString(value));
return 0;
}
static PyObject *
drw_get_bpp(PyGimpDrawable *self, void *closure)
{
return PyInt_FromLong(gimp_drawable_bpp(self->ID));
}
static PyObject *
drw_get_has_alpha(PyGimpDrawable *self, void *closure)
{
return PyBool_FromLong(gimp_drawable_has_alpha(self->ID));
}
static PyObject *
drw_get_height(PyGimpDrawable *self, void *closure)
{
return PyInt_FromLong(gimp_drawable_height(self->ID));
}
static PyObject *
drw_get_image(PyGimpDrawable *self, void *closure)
{
return pygimp_image_new(gimp_item_get_image(self->ID));
}
static PyObject *
drw_get_is_rgb(PyGimpDrawable *self, void *closure)
{
return PyBool_FromLong(gimp_drawable_is_rgb(self->ID));
}
static PyObject *
drw_get_is_gray(PyGimpDrawable *self, void *closure)
{
return PyBool_FromLong(gimp_drawable_is_gray(self->ID));
}
static PyObject *
drw_get_is_indexed(PyGimpDrawable *self, void *closure)
{
return PyBool_FromLong(gimp_drawable_is_indexed(self->ID));
}
static PyObject *
drw_get_is_layer_mask(PyGimpDrawable *self, void *closure)
{
return PyBool_FromLong(gimp_item_is_layer_mask(self->ID));
}
static PyObject *
drw_get_mask_bounds(PyGimpDrawable *self, void *closure)
{
gint x1, y1, x2, y2;
gimp_drawable_mask_bounds(self->ID, &x1, &y1, &x2, &y2);
return Py_BuildValue("(iiii)", x1, y1, x2, y2);
}
static PyObject *
drw_get_mask_intersect(PyGimpDrawable *self, void *closure)
{
gint x, y, w, h;
if(!gimp_drawable_mask_intersect(self->ID, &x, &y, &w, &h))
return Py_BuildValue("");
return Py_BuildValue("(iiii)", x, y, w, h);
}
static PyObject *
drw_get_offsets(PyGimpDrawable *self, void *closure)
{
gint x, y;
gimp_drawable_offsets(self->ID, &x, &y);
return Py_BuildValue("(ii)", x, y);
}
static PyObject *
drw_get_type(PyGimpDrawable *self, void *closure)
{
return PyInt_FromLong(gimp_drawable_type(self->ID));
}
static PyObject *
drw_get_type_with_alpha(PyGimpDrawable *self, void *closure)
{
return PyInt_FromLong(gimp_drawable_type_with_alpha(self->ID));
}
static PyObject *
drw_get_width(PyGimpDrawable *self, void *closure)
{
return PyInt_FromLong(gimp_drawable_width(self->ID));
}
static PyObject *
drw_get_linked(PyGimpDrawable *self, void *closure)
{
return PyBool_FromLong(gimp_item_get_linked(self->ID));
}
static int
drw_set_linked(PyGimpDrawable *self, PyObject *value, void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete linked");
return -1;
}
if (!PyInt_Check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
gimp_item_set_linked(self->ID, PyInt_AsLong(value));
return 0;
}
static PyObject *
drw_get_tattoo(PyGimpDrawable *self, void *closure)
{
return PyInt_FromLong(gimp_item_get_tattoo(self->ID));
}
static int
drw_set_tattoo(PyGimpDrawable *self, PyObject *value, void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete tattoo");
return -1;
}
if (!PyInt_Check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
gimp_item_set_tattoo(self->ID, PyInt_AsLong(value));
return 0;
}
static PyObject *
drw_get_visible(PyGimpDrawable *self, void *closure)
{
return PyBool_FromLong(gimp_item_get_visible(self->ID));
}
static int
drw_set_visible(PyGimpDrawable *self, PyObject *value, void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete visible");
return -1;
}
if (!PyInt_Check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
gimp_item_set_visible(self->ID, PyInt_AsLong(value));
return 0;
}
static PyGetSetDef drw_getsets[] = {
{ "ID", (getter)drw_get_ID, (setter)0 },
{ "name", (getter)drw_get_name, (setter)drw_set_name },
{ "bpp", (getter)drw_get_bpp, (setter)0 },
{ "has_alpha", (getter)drw_get_has_alpha, (setter)0 },
{ "height", (getter)drw_get_height, (setter)0 },
{ "image", (getter)drw_get_image, (setter)0 },
{ "is_rgb", (getter)drw_get_is_rgb, (setter)0 },
{ "is_gray", (getter)drw_get_is_gray, (setter)0 },
{ "is_grey", (getter)drw_get_is_gray, (setter)0 },
{ "is_indexed", (getter)drw_get_is_indexed, (setter)0 },
{ "is_layer_mask", (getter)drw_get_is_layer_mask, (setter)0 },
{ "mask_bounds", (getter)drw_get_mask_bounds, (setter)0 },
{ "mask_intersect", (getter)drw_get_mask_intersect, (setter)0 },
{ "offsets", (getter)drw_get_offsets, (setter)0 },
{ "type", (getter)drw_get_type, (setter)0 },
{ "type_with_alpha", (getter)drw_get_type_with_alpha, (setter)0 },
{ "width", (getter)drw_get_width, (setter)0 },
{ "linked", (getter)drw_get_linked, (setter)drw_set_linked },
{ "tattoo", (getter)drw_get_tattoo, (setter)drw_set_tattoo },
{ "visible", (getter)drw_get_visible, (setter)drw_set_visible },
{ NULL, (getter)0, (setter)0 }
};
static void
drw_dealloc(PyGimpDrawable *self)
{
if (self->drawable)
gimp_drawable_detach(self->drawable);
PyObject_DEL(self);
}
static PyObject *
drw_repr(PyGimpDrawable *self)
{
PyObject *s;
gchar *name;
name = gimp_item_get_name(self->ID);
s = PyString_FromFormat("<gimp.Drawable '%s'>", name ? name : "(null)");
g_free(name);
return s;
}
static int
drw_cmp(PyGimpDrawable *self, PyGimpDrawable *other)
{
if (self->ID == other->ID)
return 0;
if (self->ID > other->ID)
return -1;
return 1;
}
PyTypeObject PyGimpDrawable_Type = {
PyObject_HEAD_INIT(NULL)
0, /* ob_size */
"gimp.Drawable", /* tp_name */
sizeof(PyGimpDrawable), /* tp_basicsize */
0, /* tp_itemsize */
/* methods */
(destructor)drw_dealloc, /* tp_dealloc */
(printfunc)0, /* tp_print */
(getattrfunc)0, /* tp_getattr */
(setattrfunc)0, /* tp_setattr */
(cmpfunc)drw_cmp, /* tp_compare */
(reprfunc)drw_repr, /* tp_repr */
0, /* tp_as_number */
0, /* tp_as_sequence */
0, /* tp_as_mapping */
(hashfunc)0, /* tp_hash */
(ternaryfunc)0, /* tp_call */
(reprfunc)0, /* tp_str */
(getattrofunc)0, /* tp_getattro */
(setattrofunc)0, /* tp_setattro */
0, /* tp_as_buffer */
Py_TPFLAGS_DEFAULT, /* tp_flags */
NULL, /* Documentation string */
(traverseproc)0, /* tp_traverse */
(inquiry)0, /* tp_clear */
(richcmpfunc)0, /* tp_richcompare */
0, /* tp_weaklistoffset */
(getiterfunc)0, /* tp_iter */
(iternextfunc)0, /* tp_iternext */
drw_methods, /* tp_methods */
0, /* tp_members */
drw_getsets, /* tp_getset */
&PyGimpItem_Type, /* tp_base */
(PyObject *)0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
(initproc)0, /* tp_init */
(allocfunc)0, /* tp_alloc */
(newfunc)0, /* tp_new */
};
PyObject *
pygimp_drawable_new(GimpDrawable *drawable, gint32 ID)
{
PyObject *self;
if (drawable != NULL)
ID = drawable->drawable_id;
if (!gimp_item_is_valid(ID)) {
Py_INCREF(Py_None);
return Py_None;
}
/* create the appropriate object type */
if (gimp_item_is_layer(ID))
self = pygimp_layer_new(ID);
else
self = pygimp_channel_new(ID);
if (self == NULL)
return NULL;
if (PyObject_TypeCheck(self, &PyGimpDrawable_Type))
((PyGimpDrawable *)self)->drawable = drawable;
return self;
}
/* End of code for Drawable objects */
/* -------------------------------------------------------- */
static PyObject *
lay_copy(PyGimpLayer *self, PyObject *args, PyObject *kwargs)
{
int nreturn_vals;
GimpParam *return_vals;
gboolean add_alpha = FALSE;
gint32 id = -1;
static char *kwlist[] = { "add_alpha", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|i:copy", kwlist,
&add_alpha))
return NULL;
return_vals = gimp_run_procedure("gimp-layer-copy",
&nreturn_vals,
GIMP_PDB_LAYER, self->ID,
GIMP_PDB_INT32, add_alpha,
GIMP_PDB_END);
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
id = return_vals[1].data.d_layer;
else
PyErr_Format(pygimp_error,
"could not create new layer copy from layer (ID %d)",
self->ID);
gimp_destroy_params(return_vals, nreturn_vals);
return id != -1 ? pygimp_layer_new(id) : NULL;
}
static PyObject *
lay_add_alpha(PyGimpLayer *self)
{
if (!gimp_layer_add_alpha(self->ID)) {
PyErr_Format(pygimp_error, "could not add alpha to layer (ID %d)",
self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
lay_add_mask(PyGimpLayer *self, PyObject *args)
{
PyGimpChannel *mask;
if (!PyArg_ParseTuple(args, "O!:add_mask", &PyGimpChannel_Type, &mask))
return NULL;
if (!gimp_layer_add_mask(self->ID, mask->ID)) {
PyErr_Format(pygimp_error,
"could not add mask (ID %d) to layer (ID %d)",
mask->ID, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
lay_create_mask(PyGimpLayer *self, PyObject *args)
{
int type;
gint32 id;
if (!PyArg_ParseTuple(args, "i:create_mask", &type))
return NULL;
id = gimp_layer_create_mask(self->ID, type);
if (id == -1) {
PyErr_Format(pygimp_error,
"could not create mask of type %d on layer (ID %d)",
type, self->ID);
return NULL;
}
return pygimp_channel_new(id);
}
static PyObject *
lay_remove_mask(PyGimpLayer *self, PyObject *args)
{
int mode;
if (!PyArg_ParseTuple(args, "i:remove_mask", &mode))
return NULL;
if (!gimp_layer_remove_mask(self->ID, mode)) {
PyErr_Format(pygimp_error,
"could not remove mask from layer (ID %d) with mode %d",
self->ID, mode);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
lay_resize(PyGimpLayer *self, PyObject *args, PyObject *kwargs)
{
unsigned int new_h, new_w;
int offs_x = 0, offs_y = 0;
static char *kwlist[] = { "width", "height", "offset_x", "offset_y", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "ii|ii:resize", kwlist,
&new_w, &new_h, &offs_x, &offs_y))
return NULL;
if (!gimp_layer_resize(self->ID, new_w, new_h, offs_x, offs_y)) {
PyErr_Format(pygimp_error,
"could not resize layer (ID %d) to size %dx%d "
"(offset %d, %d)",
self->ID, new_w, new_h, offs_x, offs_y);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
lay_resize_to_image_size(PyGimpLayer *self)
{
if (!gimp_layer_resize_to_image_size(self->ID)) {
PyErr_Format(pygimp_error,
"could not resize layer (ID %d) to image size",
self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
lay_scale(PyGimpLayer *self, PyObject *args, PyObject *kwargs)
{
int new_width, new_height;
int interpolation = -1;
gboolean local_origin = FALSE;
static char *kwlist[] = { "width", "height", "local_origin",
"interpolation", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "ii|ii:scale", kwlist,
&new_width, &new_height,
&local_origin, &interpolation))
return NULL;
if (interpolation != -1) {
gimp_context_push();
gimp_context_set_interpolation(interpolation);
}
if (!gimp_layer_scale(self->ID, new_width, new_height, local_origin)) {
PyErr_Format(pygimp_error,
"could not scale layer (ID %d) to size %dx%d",
self->ID, new_width, new_height);
if (interpolation != -1) {
gimp_context_pop();
}
return NULL;
}
if (interpolation != -1) {
gimp_context_pop();
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
lay_translate(PyGimpLayer *self, PyObject *args, PyObject *kwargs)
{
int offs_x, offs_y;
static char *kwlist[] = { "offset_x", "offset_y", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "ii:translate", kwlist,
&offs_x, &offs_y))
return NULL;
if (!gimp_layer_translate(self->ID, offs_x, offs_y)) {
PyErr_Format(pygimp_error,
"could not translate layer (ID %d) to offset %d, %d",
self->ID, offs_x, offs_y);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
lay_set_offsets(PyGimpLayer *self, PyObject *args, PyObject *kwargs)
{
int offs_x, offs_y;
static char *kwlist[] = { "offset_x", "offset_y", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "ii:set_offsets", kwlist,
&offs_x, &offs_y))
return NULL;
if (!gimp_layer_set_offsets(self->ID, offs_x, offs_y)) {
PyErr_Format(pygimp_error,
"could not set offset %d, %d on layer (ID %d)",
offs_x, offs_y, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyMethodDef lay_methods[] = {
{"copy", (PyCFunction)lay_copy, METH_VARARGS | METH_KEYWORDS},
{"add_alpha", (PyCFunction)lay_add_alpha, METH_NOARGS},
{"add_mask", (PyCFunction)lay_add_mask, METH_VARARGS},
{"create_mask", (PyCFunction)lay_create_mask, METH_VARARGS},
{"remove_mask", (PyCFunction)lay_remove_mask, METH_VARARGS},
{"resize", (PyCFunction)lay_resize, METH_VARARGS | METH_KEYWORDS},
{"resize_to_image_size", (PyCFunction)lay_resize_to_image_size, METH_NOARGS},
{"scale", (PyCFunction)lay_scale, METH_VARARGS | METH_KEYWORDS},
{"translate", (PyCFunction)lay_translate, METH_VARARGS | METH_KEYWORDS},
{"set_offsets", (PyCFunction)lay_set_offsets, METH_VARARGS | METH_KEYWORDS},
{NULL, NULL} /* sentinel */
};
static PyObject *
lay_get_is_floating_sel(PyGimpLayer *self, void *closure)
{
return PyBool_FromLong(gimp_layer_is_floating_sel(self->ID));
}
static PyObject *
lay_get_mask(PyGimpLayer *self, void *closure)
{
gint32 id = gimp_layer_get_mask(self->ID);
if (id == -1) {
Py_INCREF(Py_None);
return Py_None;
}
return pygimp_channel_new(id);
}
static PyObject *
lay_get_apply_mask(PyGimpLayer *self, void *closure)
{
return PyBool_FromLong(gimp_layer_get_apply_mask(self->ID));
}
static int
lay_set_apply_mask(PyGimpLayer *self, PyObject *value, void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete apply_mask");
return -1;
}
if (!PyInt_Check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
if (!gimp_layer_set_apply_mask(self->ID, PyInt_AsLong(value))) {
PyErr_Format(pygimp_error,
"could not set layer mask on layer (ID %d)",
self->ID);
return -1;
}
return 0;
}
static PyObject *
lay_get_edit_mask(PyGimpLayer *self, void *closure)
{
return PyBool_FromLong(gimp_layer_get_edit_mask(self->ID));
}
static int
lay_set_edit_mask(PyGimpLayer *self, PyObject *value, void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete edit_mask");
return -1;
}
if (!PyInt_Check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
if (!gimp_layer_set_edit_mask(self->ID, PyInt_AsLong(value))) {
PyErr_Format(pygimp_error,
"could not set layer mask active on layer (ID %d)",
self->ID);
return -1;
}
return 0;
}
static PyObject *
lay_get_mode(PyGimpLayer *self, void *closure)
{
return PyInt_FromLong(gimp_layer_get_mode(self->ID));
}
static int
lay_set_mode(PyGimpLayer *self, PyObject *value, void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete mode");
return -1;
}
if (!PyInt_Check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
if (!gimp_layer_set_mode(self->ID, PyInt_AsLong(value))) {
PyErr_Format(pygimp_error, "could not set mode on layer (ID %d)",
self->ID);
return -1;
}
return 0;
}
static PyObject *
lay_get_opacity(PyGimpLayer *self, void *closure)
{
return PyFloat_FromDouble(gimp_layer_get_opacity(self->ID));
}
static int
lay_set_opacity(PyGimpLayer *self, PyObject *value, void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete opacity");
return -1;
}
if (!PyFloat_Check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
if (!gimp_layer_set_opacity(self->ID, PyFloat_AsDouble(value))) {
PyErr_Format(pygimp_error, "could not set opacity on layer (ID %d)",
self->ID);
return -1;
}
return 0;
}
static PyObject *
lay_get_lock_alpha(PyGimpLayer *self, void *closure)
{
return PyBool_FromLong(gimp_layer_get_lock_alpha(self->ID));
}
static int
lay_set_lock_alpha(PyGimpLayer *self, PyObject *value, void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError,
"cannot delete lock_alpha");
return -1;
}
if (!PyInt_Check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
if (!gimp_layer_set_lock_alpha(self->ID, PyInt_AsLong(value))) {
PyErr_Format(pygimp_error,
"could not set lock alpha setting on layer (ID %d)",
self->ID);
return -1;
}
return 0;
}
static PyObject *
lay_get_show_mask(PyGimpLayer *self, void *closure)
{
return PyBool_FromLong(gimp_layer_get_show_mask(self->ID));
}
static int
lay_set_show_mask(PyGimpLayer *self, PyObject *value, void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete show_mask");
return -1;
}
if (!PyInt_Check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
if (!gimp_layer_set_show_mask(self->ID, PyInt_AsLong(value))) {
PyErr_Format(pygimp_error,
"could not set mask visibility on layer (ID %d)",
self->ID);
return -1;
}
return 0;
}
static PyObject *
lay_get_preserve_trans(PyGimpLayer *self, void *closure)
{
if (PyErr_Warn(PyExc_DeprecationWarning, "use lock_alpha attribute") < 0)
return NULL;
return lay_get_lock_alpha(self, closure);
}
static int
lay_set_preserve_trans(PyGimpLayer *self, PyObject *value, void *closure)
{
if (PyErr_Warn(PyExc_DeprecationWarning, "use lock_alpha attribute") < 0)
return -1;
return lay_set_lock_alpha(self, value, closure);
}
static PyGetSetDef lay_getsets[] = {
{ "is_floating_sel", (getter)lay_get_is_floating_sel, (setter)0 },
{ "mask", (getter)lay_get_mask, (setter)0 },
{ "apply_mask", (getter)lay_get_apply_mask, (setter)lay_set_apply_mask },
{ "edit_mask", (getter)lay_get_edit_mask, (setter)lay_set_edit_mask },
{ "mode", (getter)lay_get_mode, (setter)lay_set_mode },
{ "opacity", (getter)lay_get_opacity, (setter)lay_set_opacity },
{ "lock_alpha", (getter)lay_get_lock_alpha, (setter)lay_set_lock_alpha },
{ "show_mask", (getter)lay_get_show_mask, (setter)lay_set_show_mask },
{ "preserve_trans", (getter)lay_get_preserve_trans,
(setter)lay_set_preserve_trans },
{ NULL, (getter)0, (setter)0 }
};
static PyObject *
lay_repr(PyGimpLayer *self)
{
PyObject *s;
gchar *name;
name = gimp_item_get_name(self->ID);
s = PyString_FromFormat("<gimp.Layer '%s'>", name ? name : "(null)");
g_free(name);
return s;
}
static int
lay_init(PyGimpLayer *self, PyObject *args, PyObject *kwargs)
{
PyGimpImage *img;
char *name;
unsigned int width, height;
GimpImageType type = GIMP_RGB_IMAGE;
double opacity = 100.0;
GimpLayerMode mode = GIMP_LAYER_MODE_NORMAL_LEGACY;
if (!PyArg_ParseTuple(args, "O!sii|idi:gimp.Layer.__init__",
&PyGimpImage_Type, &img, &name, &width, &height,
&type, &opacity, &mode))
return -1;
self->ID = gimp_layer_new(img->ID, name, width, height,
type, opacity, mode);
self->drawable = NULL;
if (self->ID < 0) {
PyErr_Format(pygimp_error,
"could not create %dx%d layer '%s' of type %d on "
"image (ID %d)",
width, height, name, type, img->ID);
return -1;
}
return 0;
}
PyTypeObject PyGimpLayer_Type = {
PyObject_HEAD_INIT(NULL)
0, /* ob_size */
"gimp.Layer", /* tp_name */
sizeof(PyGimpLayer), /* tp_basicsize */
0, /* tp_itemsize */
/* methods */
(destructor)drw_dealloc, /* tp_dealloc */
(printfunc)0, /* tp_print */
(getattrfunc)0, /* tp_getattr */
(setattrfunc)0, /* tp_setattr */
(cmpfunc)drw_cmp, /* tp_compare */
(reprfunc)lay_repr, /* tp_repr */
0, /* tp_as_number */
0, /* tp_as_sequence */
0, /* tp_as_mapping */
(hashfunc)0, /* tp_hash */
(ternaryfunc)0, /* tp_call */
(reprfunc)0, /* tp_str */
(getattrofunc)0, /* tp_getattro */
(setattrofunc)0, /* tp_setattro */
0, /* tp_as_buffer */
Py_TPFLAGS_DEFAULT, /* tp_flags */
NULL, /* Documentation string */
(traverseproc)0, /* tp_traverse */
(inquiry)0, /* tp_clear */
(richcmpfunc)0, /* tp_richcompare */
0, /* tp_weaklistoffset */
(getiterfunc)0, /* tp_iter */
(iternextfunc)0, /* tp_iternext */
lay_methods, /* tp_methods */
0, /* tp_members */
lay_getsets, /* tp_getset */
&PyGimpDrawable_Type, /* tp_base */
(PyObject *)0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
(initproc)lay_init, /* tp_init */
(allocfunc)0, /* tp_alloc */
(newfunc)0, /* tp_new */
};
PyObject *
pygimp_layer_new(gint32 ID)
{
PyGimpLayer *self;
if (!gimp_item_is_valid(ID) || !gimp_item_is_layer(ID)) {
Py_INCREF(Py_None);
return Py_None;
}
if (gimp_item_is_group(ID)) {
self = PyObject_NEW(PyGimpGroupLayer, &PyGimpGroupLayer_Type);
}
else {
self = PyObject_NEW(PyGimpLayer, &PyGimpLayer_Type);
}
if (self == NULL)
return NULL;
self->ID = ID;
self->drawable = NULL;
return (PyObject *)self;
}
/* End of code for Layer objects */
/* -------------------------------------------------------- */
/* Since this help will primarily be seen from within
* GIMP's Python console, we should make it fit in that
* window's default size.
*/
#define GROUPLAYER_DOC "" \
"gimp.GroupLayer(img, name="", opacity=100.0, " \
"mode=gimp.LAYER_MODE_NORMAL_LEGACY)\n" \
"\n" \
" Creates a new GroupLayer object that has to be \n" \
"subsequently added to an image. Use Image.add_layer \n" \
"or pdb.gimp_image_insert_layer calls to do that. \n" \
static PyMethodDef grouplay_methods[] = {
{NULL, NULL} /* sentinel */
};
static PyObject *
grouplay_get_layers(PyGimpGroupLayer *self, void *closure)
{
gint32 *layers;
gint n_layers, i;
PyObject *ret;
layers = gimp_item_get_children(self->ID, &n_layers);
ret = PyList_New(n_layers);
for (i = 0; i < n_layers; i++)
PyList_SetItem(ret, i, pygimp_group_layer_new(layers[i]));
g_free(layers);
return ret;
}
static PyGetSetDef grouplay_getsets[] = {
{ "layers", (getter)grouplay_get_layers, (setter)0 },
{ NULL, (getter)0, (setter)0 }
};
static PyObject *
grouplay_repr(PyGimpLayer *self)
{
PyObject *s;
gchar *name;
name = gimp_item_get_name(self->ID);
s = PyString_FromFormat("<gimp.GroupLayer '%s'>", name ? name : "(null)");
g_free(name);
return s;
}
static int
grouplay_init(PyGimpLayer *self, PyObject *args, PyObject *kwargs)
{
PyGimpImage *img;
char *name = "Layer Group";
GimpImageType type = GIMP_RGB_IMAGE;
double opacity = 100.0;
GimpLayerMode mode = GIMP_LAYER_MODE_NORMAL_LEGACY;
if (!PyArg_ParseTuple(args, "O!|sdi:gimp.Layer.__init__",
&PyGimpImage_Type, &img, &name,
&opacity, &mode))
return -1;
self->ID = gimp_layer_group_new(img->ID);
self->drawable = NULL;
if (self->ID < 0) {
PyErr_Format(pygimp_error,
"could not create layer group '%s' of type %d on "
"image (ID %d)",
name, type, img->ID);
return -1;
}
gimp_layer_set_opacity(self->ID, opacity);
gimp_layer_set_mode(self->ID, mode);
gimp_item_set_name(self->ID, name);
return 0;
}
PyTypeObject PyGimpGroupLayer_Type = {
PyObject_HEAD_INIT(NULL)
0, /* ob_size */
"gimp.GroupLayer", /* tp_name */
sizeof(PyGimpGroupLayer), /* tp_basicsize */
0, /* tp_itemsize */
/* methods */
(destructor)drw_dealloc, /* tp_dealloc */
(printfunc)0, /* tp_print */
(getattrfunc)0, /* tp_getattr */
(setattrfunc)0, /* tp_setattr */
(cmpfunc)drw_cmp, /* tp_compare */
(reprfunc)grouplay_repr, /* tp_repr */
0, /* tp_as_number */
0, /* tp_as_sequence */
0, /* tp_as_mapping */
(hashfunc)0, /* tp_hash */
(ternaryfunc)0, /* tp_call */
(reprfunc)0, /* tp_str */
(getattrofunc)0, /* tp_getattro */
(setattrofunc)0, /* tp_setattro */
0, /* tp_as_buffer */
Py_TPFLAGS_DEFAULT, /* tp_flags */
GROUPLAYER_DOC, /* Documentation string */
(traverseproc)0, /* tp_traverse */
(inquiry)0, /* tp_clear */
(richcmpfunc)0, /* tp_richcompare */
0, /* tp_weaklistoffset */
(getiterfunc)0, /* tp_iter */
(iternextfunc)0, /* tp_iternext */
grouplay_methods, /* tp_methods */
0, /* tp_members */
grouplay_getsets, /* tp_getset */
&PyGimpLayer_Type, /* tp_base */
(PyObject *)0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
(initproc)grouplay_init, /* tp_init */
(allocfunc)0, /* tp_alloc */
(newfunc)0, /* tp_new */
};
PyObject *
pygimp_group_layer_new(gint32 ID)
{
PyGimpGroupLayer *self;
if (!gimp_item_is_valid(ID) || !gimp_item_is_layer(ID)) {
Py_INCREF(Py_None);
return Py_None;
}
if (!gimp_item_is_group(ID)) {
return pygimp_layer_new(ID);
}
self = PyObject_NEW(PyGimpGroupLayer, &PyGimpGroupLayer_Type);
if (self == NULL)
return NULL;
self->ID = ID;
self->drawable = NULL;
return (PyObject *)self;
}
/* End of code for GroupLayer objects */
/* -------------------------------------------------------- */
static PyObject *
chn_copy(PyGimpChannel *self)
{
gint32 id;
id = gimp_channel_copy(self->ID);
if (id == -1) {
PyErr_Format(pygimp_error,
"could not create new channel copy from channel (ID %d)",
self->ID);
return NULL;
}
return pygimp_channel_new(id);
}
static PyObject *
chn_combine_masks(PyGimpChannel *self, PyObject *args, PyObject *kwargs)
{
PyGimpChannel *channel2;
GimpChannelOps operation;
int offx = 0, offy = 0;
static char *kwlist[] = { "channel", "operation", "offset_x", "offset_y",
NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "O!i|ii:combine_masks",
kwlist,
&PyGimpChannel_Type, &channel2,
&operation, &offx, &offy))
return NULL;
if (!gimp_channel_combine_masks(self->ID, channel2->ID, operation,
offx, offy)) {
PyErr_Format(pygimp_error,
"could not combine masks with channels (ID %d and ID %d) "
"with operation %d, offset %d, %d",
self->ID, channel2->ID, operation, offx, offy);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyMethodDef chn_methods[] = {
{"copy", (PyCFunction)chn_copy, METH_NOARGS},
{"combine_masks", (PyCFunction)chn_combine_masks, METH_VARARGS},
{NULL, NULL} /* sentinel */
};
static PyObject *
chn_get_color(PyGimpChannel *self, void *closure)
{
GimpRGB rgb;
if (!gimp_channel_get_color(self->ID, &rgb)) {
PyErr_Format(pygimp_error,
"could not get compositing color of channel (ID %d)",
self->ID);
return NULL;
}
return pygimp_rgb_new(&rgb);
}
static int
chn_set_color(PyGimpChannel *self, PyObject *value, void *closure)
{
guchar r, g, b;
GimpRGB tmprgb, *rgb;
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete color");
return -1;
}
if (pygimp_rgb_check(value)) {
rgb = pyg_boxed_get(value, GimpRGB);
} else if (PyTuple_Check(value) &&
PyArg_ParseTuple(value, "(BBB)", &r, &g, &b)) {
gimp_rgb_set_uchar(&tmprgb, r, g, b);
rgb = &tmprgb;
} else {
PyErr_Clear();
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
if (!gimp_channel_set_color(self->ID, rgb)) {
PyErr_Format(pygimp_error,
"could not set compositing color on channel (ID %d)",
self->ID);
return -1;
}
return 0;
}
static PyObject *
chn_get_opacity(PyGimpLayer *self, void *closure)
{
return PyFloat_FromDouble(gimp_channel_get_opacity(self->ID));
}
static int
chn_set_opacity(PyGimpLayer *self, PyObject *value, void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete opacity");
return -1;
}
if (!PyFloat_Check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
if (!gimp_channel_set_opacity(self->ID, PyFloat_AsDouble(value))) {
PyErr_Format(pygimp_error,
"could not set opacity on channel (ID %d)",
self->ID);
return -1;
}
return 0;
}
static PyObject *
chn_get_show_masked(PyGimpLayer *self, void *closure)
{
return PyBool_FromLong(gimp_channel_get_show_masked(self->ID));
}
static int
chn_set_show_masked(PyGimpLayer *self, PyObject *value, void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete show_masked");
return -1;
}
if (!PyInt_Check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
if (!gimp_channel_set_show_masked(self->ID, PyInt_AsLong(value))) {
PyErr_Format(pygimp_error,
"could not set composite method on channel (ID %d)",
self->ID);
return -1;
}
return 0;
}
static PyGetSetDef chn_getsets[] = {
{ "color", (getter)chn_get_color, (setter)chn_set_color },
{ "colour", (getter)chn_get_color, (setter)chn_set_color },
{ "opacity", (getter)chn_get_opacity, (setter)chn_set_opacity },
{ "show_masked", (getter)chn_get_show_masked, (setter)chn_set_show_masked},
{ NULL, (getter)0, (setter)0 }
};
static PyObject *
chn_repr(PyGimpChannel *self)
{
PyObject *s;
gchar *name;
name = gimp_item_get_name(self->ID);
s = PyString_FromFormat("<gimp.Channel '%s'>", name ? name : "(null)");
g_free(name);
return s;
}
static int
chn_init(PyGimpChannel *self, PyObject *args, PyObject *kwargs)
{
PyGimpImage *img;
PyObject *color;
char *name;
unsigned int width, height, r, g, b;
double opacity;
GimpRGB tmprgb, *rgb;
if (!PyArg_ParseTuple(args, "O!siidO:gimp.Channel.__init__",
&PyGimpImage_Type, &img, &name, &width,
&height, &opacity, &color))
return -1;
if (pygimp_rgb_check(color)) {
rgb = pyg_boxed_get(color, GimpRGB);
} else if (PyTuple_Check(color) &&
PyArg_ParseTuple(color, "(BBB)", &r, &g, &b)) {
gimp_rgb_set_uchar(&tmprgb, r, g, b);
rgb = &tmprgb;
} else {
PyErr_Clear();
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
self->ID = gimp_channel_new(img->ID, name, width, height, opacity, rgb);
self->drawable = NULL;
if (self->ID < 0) {
PyErr_Format(pygimp_error,
"could not create %dx%d channel '%s' on image (ID %d)",
width, height, name, img->ID);
return -1;
}
return 0;
}
PyTypeObject PyGimpChannel_Type = {
PyObject_HEAD_INIT(NULL)
0, /* ob_size */
"gimp.Channel", /* tp_name */
sizeof(PyGimpChannel), /* tp_basicsize */
0, /* tp_itemsize */
/* methods */
(destructor)drw_dealloc, /* tp_dealloc */
(printfunc)0, /* tp_print */
(getattrfunc)0, /* tp_getattr */
(setattrfunc)0, /* tp_setattr */
(cmpfunc)drw_cmp, /* tp_compare */
(reprfunc)chn_repr, /* tp_repr */
0, /* tp_as_number */
0, /* tp_as_sequence */
0, /* tp_as_mapping */
(hashfunc)0, /* tp_hash */
(ternaryfunc)0, /* tp_call */
(reprfunc)0, /* tp_str */
(getattrofunc)0, /* tp_getattro */
(setattrofunc)0, /* tp_setattro */
0, /* tp_as_buffer */
Py_TPFLAGS_DEFAULT, /* tp_flags */
NULL, /* Documentation string */
(traverseproc)0, /* tp_traverse */
(inquiry)0, /* tp_clear */
(richcmpfunc)0, /* tp_richcompare */
0, /* tp_weaklistoffset */
(getiterfunc)0, /* tp_iter */
(iternextfunc)0, /* tp_iternext */
chn_methods, /* tp_methods */
0, /* tp_members */
chn_getsets, /* tp_getset */
&PyGimpDrawable_Type, /* tp_base */
(PyObject *)0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
(initproc)chn_init, /* tp_init */
(allocfunc)0, /* tp_alloc */
(newfunc)0, /* tp_new */
};
PyObject *
pygimp_channel_new(gint32 ID)
{
PyGimpChannel *self;
if (!gimp_item_is_valid(ID) || !gimp_item_is_channel(ID)) {
Py_INCREF(Py_None);
return Py_None;
}
self = PyObject_NEW(PyGimpChannel, &PyGimpChannel_Type);
if (self == NULL)
return NULL;
self->ID = ID;
self->drawable = NULL;
return (PyObject *)self;
}
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