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-rw-r--r--plug-ins/pygimp/pygimp-drawable.c2459
1 files changed, 2459 insertions, 0 deletions
diff --git a/plug-ins/pygimp/pygimp-drawable.c b/plug-ins/pygimp/pygimp-drawable.c
new file mode 100644
index 0000000..9134d9b
--- /dev/null
+++ b/plug-ins/pygimp/pygimp-drawable.c
@@ -0,0 +1,2459 @@
+/* -*- 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 <https://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, row, col;
+
+ 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;
+ }
+
+ col = x / gimp_tile_width ();
+ row = y / gimp_tile_height ();
+
+ t = gimp_drawable_get_tile(self->drawable, shadow, row, col);
+ 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_item_transform_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;
+
+
+ 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)\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;
+
+
+ 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;
+}