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gimp/plug-ins/pygimp/pygimp-image.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
#include "pygimp.h"
static PyObject *
img_add_channel(PyGimpImage *self, PyObject *args)
{
PyGimpChannel *chn;
int pos = -1;
if (!PyArg_ParseTuple(args, "O!|i:add_channel",
&PyGimpChannel_Type, &chn, &pos))
return NULL;
if (!gimp_image_insert_channel(self->ID, chn->ID, -1, pos)) {
PyErr_Format(pygimp_error,
"could not add channel (ID %d) to image (ID %d)",
chn->ID, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_insert_channel(PyGimpImage *self, PyObject *args, PyObject *kwargs)
{
PyGimpChannel *chn;
PyGimpChannel *parent = NULL;
int pos = -1;
static char *kwlist[] = { "channel", "parent", "position", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"O!|O!i:insert_channel", kwlist,
&PyGimpChannel_Type, &chn,
&PyGimpChannel_Type, &parent,
&pos))
return NULL;
if (!gimp_image_insert_channel(self->ID,
chn->ID, parent ? parent->ID : -1, pos)) {
PyErr_Format(pygimp_error,
"could not insert channel (ID %d) to image (ID %d)",
chn->ID, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_add_layer(PyGimpImage *self, PyObject *args)
{
PyGimpLayer *lay;
int pos = -1;
if (!PyArg_ParseTuple(args, "O!|i:add_layer", &PyGimpLayer_Type, &lay,
&pos))
return NULL;
if (!gimp_image_insert_layer(self->ID, lay->ID, -1, pos)) {
PyErr_Format(pygimp_error,
"could not add layer (ID %d) to image (ID %d)",
lay->ID, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_insert_layer(PyGimpImage *self, PyObject *args, PyObject *kwargs)
{
PyGimpLayer *lay;
PyGimpLayer *parent = NULL;
int pos = -1;
static char *kwlist[] = { "layer", "parent", "position", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"O!|O!i:insert_layer", kwlist,
&PyGimpLayer_Type, &lay,
&PyGimpLayer_Type, &parent,
&pos))
return NULL;
if (!gimp_image_insert_layer(self->ID,
lay->ID, parent ? parent->ID : -1, pos)) {
PyErr_Format(pygimp_error,
"could not insert layer (ID %d) to image (ID %d)",
lay->ID, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_new_layer(PyGimpImage *self, PyObject *args, PyObject *kwargs)
{
char *layer_name;
int layer_id;
int width, height;
int layer_type;
int offs_x = 0, offs_y = 0;
gboolean alpha = TRUE;
int pos = -1;
double opacity = 100.0;
GimpLayerModeEffects mode = GIMP_NORMAL_MODE;
GimpFillType fill_mode = -1;
static char *kwlist[] = { "name", "width", "height", "offset_x", "offset_y",
"alpha", "pos", "opacity", "mode", "fill_mode",
NULL };
layer_name = "New Layer";
width = gimp_image_width(self->ID);
height = gimp_image_height(self->ID);
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"|siiiiiidii:new_layer", kwlist,
&layer_name, &width, &height,
&offs_x, &offs_y, &alpha, &pos,
&opacity, &mode, &fill_mode))
return NULL;
switch (gimp_image_base_type(self->ID)) {
case GIMP_RGB:
layer_type = alpha ? GIMP_RGBA_IMAGE: GIMP_RGB_IMAGE;
break;
case GIMP_GRAY:
layer_type = alpha ? GIMP_GRAYA_IMAGE: GIMP_GRAY_IMAGE;
break;
case GIMP_INDEXED:
layer_type = alpha ? GIMP_INDEXEDA_IMAGE: GIMP_INDEXED_IMAGE;
break;
default:
PyErr_SetString(pygimp_error, "Unknown image base type");
return NULL;
}
if (fill_mode == -1)
fill_mode = alpha ? GIMP_FILL_TRANSPARENT: GIMP_FILL_BACKGROUND;
layer_id = gimp_layer_new(self->ID, layer_name, width, height,
layer_type, opacity, mode);
if (!layer_id) {
PyErr_Format(pygimp_error,
"could not create new layer in image (ID %d)",
self->ID);
return NULL;
}
if (!gimp_drawable_fill(layer_id, fill_mode)) {
gimp_item_delete(layer_id);
PyErr_Format(pygimp_error,
"could not fill new layer with fill mode %d",
fill_mode);
return NULL;
}
if (!gimp_image_insert_layer(self->ID, layer_id, -1, pos)) {
gimp_item_delete(layer_id);
PyErr_Format(pygimp_error,
"could not add layer (ID %d) to image (ID %d)",
layer_id, self->ID);
return NULL;
}
if (!gimp_layer_set_offsets(layer_id, offs_x, offs_y)) {
gimp_image_remove_layer(self->ID, layer_id);
PyErr_Format(pygimp_error,
"could not set offset %d, %d on layer (ID %d)",
offs_x, offs_y, layer_id);
return NULL;
}
return pygimp_group_layer_new(layer_id);
}
static PyObject *
img_clean_all(PyGimpImage *self)
{
if (!gimp_image_clean_all(self->ID)) {
PyErr_Format(pygimp_error, "could not clean all on image (ID %d)",
self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_disable_undo(PyGimpImage *self)
{
return PyBool_FromLong(gimp_image_undo_disable(self->ID));
}
static PyObject *
img_enable_undo(PyGimpImage *self)
{
return PyBool_FromLong(gimp_image_undo_enable(self->ID));
}
static PyObject *
img_flatten(PyGimpImage *self)
{
return pygimp_group_layer_new(gimp_image_flatten(self->ID));
}
static PyObject *
img_lower_channel(PyGimpImage *self, PyObject *args)
{
PyGimpChannel *chn;
if (!PyArg_ParseTuple(args, "O!:lower_channel", &PyGimpChannel_Type, &chn))
return NULL;
if (!gimp_image_lower_item(self->ID, chn->ID)) {
PyErr_Format(pygimp_error,
"could not lower channel (ID %d) on image (ID %d)",
chn->ID, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_lower_layer(PyGimpImage *self, PyObject *args)
{
PyGimpLayer *lay;
if (!PyArg_ParseTuple(args, "O!:lower_layer", &PyGimpLayer_Type, &lay))
return NULL;
if (!gimp_image_lower_item(self->ID, lay->ID)) {
PyErr_Format(pygimp_error,
"could not lower layer (ID %d) on image (ID %d)",
lay->ID, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_lower_layer_to_bottom(PyGimpImage *self, PyObject *args)
{
PyGimpLayer *lay;
if (!PyArg_ParseTuple(args, "O!:lower_layer_to_bottom",
&PyGimpLayer_Type, &lay))
return NULL;
if (!gimp_image_lower_item_to_bottom(self->ID, lay->ID)) {
PyErr_Format(pygimp_error,
"could not lower layer (ID %d) to bottom on image (ID %d)",
lay->ID, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_merge_visible_layers(PyGimpImage *self, PyObject *args)
{
gint32 id;
int merge;
if (!PyArg_ParseTuple(args, "i:merge_visible_layers", &merge))
return NULL;
id = gimp_image_merge_visible_layers(self->ID, merge);
if (id == -1) {
PyErr_Format(pygimp_error,
"could not merge visible layers on image (ID %d) "
"with merge type %d",
self->ID, merge);
return NULL;
}
return pygimp_group_layer_new(id);
}
static PyObject *
img_merge_down(PyGimpImage *self, PyObject *args)
{
gint32 id;
PyGimpLayer *layer;
int merge;
if (!PyArg_ParseTuple(args, "O!i:merge_down",
&PyGimpLayer_Type, &layer, &merge))
return NULL;
id = gimp_image_merge_down(self->ID, layer->ID, merge);
if (id == -1) {
PyErr_Format(pygimp_error,
"could not merge down layer (ID %d) on image (ID %d) "
"with merge type %d",
layer->ID, self->ID, merge);
return NULL;
}
return pygimp_group_layer_new(id);
}
static PyObject *
img_pick_correlate_layer(PyGimpImage *self, PyObject *args)
{
int x,y;
gint32 id;
if (!PyArg_ParseTuple(args, "ii:pick_correlate_layer", &x, &y))
return NULL;
id = gimp_image_pick_correlate_layer(self->ID, x, y);
if (id == -1) {
Py_INCREF(Py_None);
return Py_None;
}
return pygimp_group_layer_new(id);
}
static PyObject *
img_raise_channel(PyGimpImage *self, PyObject *args)
{
PyGimpChannel *chn;
if (!PyArg_ParseTuple(args, "O!:raise_channel", &PyGimpChannel_Type, &chn))
return NULL;
if (!gimp_image_raise_item(self->ID, chn->ID)) {
PyErr_Format(pygimp_error,
"could not raise channel (ID %d) on image (ID %d)",
chn->ID, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_raise_layer(PyGimpImage *self, PyObject *args)
{
PyGimpLayer *lay;
if (!PyArg_ParseTuple(args, "O!:raise_layer", &PyGimpLayer_Type, &lay))
return NULL;
if (!gimp_image_raise_item(self->ID, lay->ID)) {
PyErr_Format(pygimp_error,
"could not raise layer (ID %d) on image (ID %d)",
lay->ID, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_raise_layer_to_top(PyGimpImage *self, PyObject *args)
{
PyGimpLayer *lay;
if (!PyArg_ParseTuple(args, "O!:raise_layer_to_top",
&PyGimpLayer_Type, &lay))
return NULL;
if (!gimp_image_raise_item_to_top(self->ID, lay->ID)) {
PyErr_Format(pygimp_error,
"could not raise layer (ID %d) to top on image (ID %d)",
lay->ID, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_remove_channel(PyGimpImage *self, PyObject *args)
{
PyGimpChannel *chn;
if (!PyArg_ParseTuple(args, "O!:remove_channel", &PyGimpChannel_Type, &chn))
return NULL;
if (!gimp_image_remove_channel(self->ID, chn->ID)) {
PyErr_Format(pygimp_error,
"could not remove channel (ID %d) from image (ID %d)",
chn->ID, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_remove_layer(PyGimpImage *self, PyObject *args)
{
PyGimpLayer *lay;
if (!PyArg_ParseTuple(args, "O!:remove_layer", &PyGimpLayer_Type, &lay))
return NULL;
if (!gimp_image_remove_layer(self->ID, lay->ID)) {
PyErr_Format(pygimp_error,
"could not remove layer (ID %d) from image (ID %d)",
lay->ID, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_resize(PyGimpImage *self, PyObject *args, PyObject *kwargs)
{
int new_w, new_h;
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_image_resize(self->ID, new_w, new_h, offs_x, offs_y)) {
PyErr_Format(pygimp_error,
"could not resize image (ID %d) to %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 *
img_resize_to_layers(PyGimpImage *self)
{
if (!gimp_image_resize_to_layers(self->ID)) {
PyErr_Format(pygimp_error, "could not resize to layers on image "
"(ID %d)",
self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_scale(PyGimpImage *self, PyObject *args, PyObject *kwargs)
{
int new_width, new_height;
int interpolation = -1;
static char *kwlist[] = { "width", "height", "interpolation", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "ii|i:scale", kwlist,
&new_width, &new_height, &interpolation))
return NULL;
if (interpolation != -1) {
gimp_context_push();
gimp_context_set_interpolation(interpolation);
}
if (!gimp_image_scale(self->ID, new_width, new_height)) {
PyErr_Format(pygimp_error, "could not scale image (ID %d) to %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 *
img_crop(PyGimpImage *self, PyObject *args, PyObject *kwargs)
{
int new_w, new_h;
int offs_x = 0, offs_y = 0;
static char *kwlist[] = { "width", "height", "offset_x", "offset_y",
NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "ii|ii:crop", kwlist,
&new_w, &new_h, &offs_x, &offs_y))
return NULL;
if (!gimp_image_crop(self->ID, new_w, new_h, offs_x, offs_y)) {
PyErr_Format(pygimp_error,
"could not crop image (ID %d) to %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 *
img_free_shadow(PyGimpImage *self)
{
/* this procedure is deprecated and does absolutely nothing */
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_unset_active_channel(PyGimpImage *self)
{
if (!gimp_image_unset_active_channel(self->ID)) {
PyErr_Format(pygimp_error,
"could not unset active channel on image (ID %d)",
self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_get_component_active(PyGimpImage *self, PyObject *args)
{
int comp;
if (!PyArg_ParseTuple(args, "i:get_component_active", &comp))
return NULL;
return PyBool_FromLong(gimp_image_get_component_active(self->ID, comp));
}
static PyObject *
img_get_component_visible(PyGimpImage *self, PyObject *args)
{
int comp;
if (!PyArg_ParseTuple(args, "i:get_component_visible", &comp))
return NULL;
return PyBool_FromLong(gimp_image_get_component_visible(self->ID, comp));
}
static PyObject *
img_set_component_active(PyGimpImage *self, PyObject *args)
{
int comp, a;
if (!PyArg_ParseTuple(args, "ii:set_component_active", &comp, &a))
return NULL;
if (!gimp_image_set_component_active(self->ID, comp, a)) {
PyErr_Format(pygimp_error,
"could not set component (%d) %sactive on image (ID %d)",
comp, a ? "" : "in", self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_set_component_visible(PyGimpImage *self, PyObject *args)
{
int comp, v;
if (!PyArg_ParseTuple(args, "ii:set_component_visible", &comp, &v))
return NULL;
if (!gimp_image_set_component_visible(self->ID, comp, v)) {
PyErr_Format(pygimp_error,
"could not set component (%d) %svisible on image (ID %d)",
comp, v ? "" : "in", self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_parasite_find(PyGimpImage *self, PyObject *args)
{
char *name;
if (!PyArg_ParseTuple(args, "s:parasite_find", &name))
return NULL;
return pygimp_parasite_new (gimp_image_get_parasite (self->ID, name));
}
static PyObject *
img_parasite_attach(PyGimpImage *self, PyObject *args)
{
PyGimpParasite *parasite;
if (!PyArg_ParseTuple(args, "O!:parasite_attach", &PyGimpParasite_Type,
&parasite))
return NULL;
if (! gimp_image_attach_parasite (self->ID, parasite->para)) {
PyErr_Format(pygimp_error,
"could not attach parasite '%s' to image (ID %d)",
parasite->para->name, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_attach_new_parasite(PyGimpImage *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, data);
success = gimp_image_attach_parasite (self->ID, parasite);
gimp_parasite_free (parasite);
if (!success) {
PyErr_Format(pygimp_error,
"could not attach new parasite '%s' to image (ID %d)",
name, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_parasite_detach(PyGimpImage *self, PyObject *args)
{
char *name;
if (!PyArg_ParseTuple(args, "s:parasite_detach", &name))
return NULL;
if (!gimp_image_detach_parasite (self->ID, name)) {
PyErr_Format(pygimp_error,
"could not detach parasite '%s' from image (ID %d)",
name, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_parasite_list(PyGimpImage *self)
{
gint num_parasites;
gchar **parasites;
PyObject *ret;
gint i;
parasites = gimp_image_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 *
img_get_layer_by_tattoo(PyGimpImage *self, PyObject *args)
{
int tattoo;
if (!PyArg_ParseTuple(args, "i:get_layer_by_tattoo", &tattoo))
return NULL;
return pygimp_group_layer_new(gimp_image_get_layer_by_tattoo(self->ID, tattoo));
}
static PyObject *
img_get_channel_by_tattoo(PyGimpImage *self, PyObject *args)
{
int tattoo;
if (!PyArg_ParseTuple(args, "i:get_channel_by_tattoo", &tattoo))
return NULL;
return pygimp_channel_new(gimp_image_get_channel_by_tattoo(self->ID,
tattoo));
}
static PyObject *
img_add_hguide(PyGimpImage *self, PyObject *args)
{
int ypos;
if (!PyArg_ParseTuple(args, "i:add_hguide", &ypos))
return NULL;
return PyInt_FromLong(gimp_image_add_hguide(self->ID, ypos));
}
static PyObject *
img_add_vguide(PyGimpImage *self, PyObject *args)
{
int xpos;
if (!PyArg_ParseTuple(args, "i:add_vguide", &xpos))
return NULL;
return PyInt_FromLong(gimp_image_add_vguide(self->ID, xpos));
}
static PyObject *
img_delete_guide(PyGimpImage *self, PyObject *args)
{
int guide;
if (!PyArg_ParseTuple(args, "i:delete_guide", &guide))
return NULL;
if (!gimp_image_delete_guide(self->ID, guide)) {
PyErr_Format(pygimp_error,
"could not delete guide (ID %d) from image (ID %d)",
guide, self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_find_next_guide(PyGimpImage *self, PyObject *args)
{
int guide;
if (!PyArg_ParseTuple(args, "i:find_next_guide", &guide))
return NULL;
return PyInt_FromLong(gimp_image_find_next_guide(self->ID, guide));
}
static PyObject *
img_get_guide_orientation(PyGimpImage *self, PyObject *args)
{
int guide;
if (!PyArg_ParseTuple(args, "i:get_guide_orientation", &guide))
return NULL;
return PyInt_FromLong(gimp_image_get_guide_orientation(self->ID, guide));
}
static PyObject *
img_get_guide_position(PyGimpImage *self, PyObject *args)
{
int guide;
if (!PyArg_ParseTuple(args, "i:get_guide_position", &guide))
return NULL;
return PyInt_FromLong(gimp_image_get_guide_position(self->ID, guide));
}
static PyObject *
img_undo_is_enabled(PyGimpImage *self)
{
return PyBool_FromLong(gimp_image_undo_is_enabled(self->ID));
}
static PyObject *
img_undo_freeze(PyGimpImage *self)
{
return PyBool_FromLong(gimp_image_undo_freeze(self->ID));
}
static PyObject *
img_undo_thaw(PyGimpImage *self)
{
return PyBool_FromLong(gimp_image_undo_thaw(self->ID));
}
static PyObject *
img_duplicate(PyGimpImage *self)
{
return pygimp_image_new(gimp_image_duplicate(self->ID));
}
static PyObject *
img_undo_group_start(PyGimpImage *self)
{
if (!gimp_image_undo_group_start(self->ID)) {
PyErr_Format(pygimp_error,
"could not start undo group on image (ID %d)",
self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_undo_group_end(PyGimpImage *self)
{
if (!gimp_image_undo_group_end(self->ID)) {
PyErr_Format(pygimp_error,
"could not end undo group on image (ID %d)",
self->ID);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyMethodDef img_methods[] = {
{"add_channel", (PyCFunction)img_add_channel, METH_VARARGS},
{"insert_channel", (PyCFunction)img_insert_channel, METH_VARARGS | METH_KEYWORDS},
{"add_layer", (PyCFunction)img_add_layer, METH_VARARGS},
{"insert_layer", (PyCFunction)img_insert_layer, METH_VARARGS | METH_KEYWORDS},
{"new_layer", (PyCFunction)img_new_layer, METH_VARARGS | METH_KEYWORDS},
{"clean_all", (PyCFunction)img_clean_all, METH_NOARGS},
{"disable_undo", (PyCFunction)img_disable_undo, METH_NOARGS},
{"enable_undo", (PyCFunction)img_enable_undo, METH_NOARGS},
{"flatten", (PyCFunction)img_flatten, METH_NOARGS},
{"lower_channel", (PyCFunction)img_lower_channel, METH_VARARGS},
{"lower_layer", (PyCFunction)img_lower_layer, METH_VARARGS},
{"lower_layer_to_bottom", (PyCFunction)img_lower_layer_to_bottom, METH_VARARGS},
{"merge_visible_layers", (PyCFunction)img_merge_visible_layers, METH_VARARGS},
{"merge_down", (PyCFunction)img_merge_down, METH_VARARGS},
{"pick_correlate_layer", (PyCFunction)img_pick_correlate_layer, METH_VARARGS},
{"raise_channel", (PyCFunction)img_raise_channel, METH_VARARGS},
{"raise_layer", (PyCFunction)img_raise_layer, METH_VARARGS},
{"raise_layer_to_top", (PyCFunction)img_raise_layer_to_top, METH_VARARGS},
{"remove_channel", (PyCFunction)img_remove_channel, METH_VARARGS},
{"remove_layer", (PyCFunction)img_remove_layer, METH_VARARGS},
{"resize", (PyCFunction)img_resize, METH_VARARGS | METH_KEYWORDS},
{"resize_to_layers", (PyCFunction)img_resize_to_layers, METH_NOARGS},
{"get_component_active", (PyCFunction)img_get_component_active, METH_VARARGS},
{"get_component_visible", (PyCFunction)img_get_component_visible, METH_VARARGS},
{"set_component_active", (PyCFunction)img_set_component_active, METH_VARARGS},
{"set_component_visible", (PyCFunction)img_set_component_visible, METH_VARARGS},
{"parasite_find", (PyCFunction)img_parasite_find, METH_VARARGS},
{"parasite_attach", (PyCFunction)img_parasite_attach, METH_VARARGS},
{"attach_new_parasite", (PyCFunction)img_attach_new_parasite, METH_VARARGS | METH_KEYWORDS},
{"parasite_detach", (PyCFunction)img_parasite_detach, METH_VARARGS},
{"parasite_list", (PyCFunction)img_parasite_list, METH_NOARGS},
{"get_layer_by_tattoo",(PyCFunction)img_get_layer_by_tattoo,METH_VARARGS},
{"get_channel_by_tattoo",(PyCFunction)img_get_channel_by_tattoo,METH_VARARGS},
{"add_hguide", (PyCFunction)img_add_hguide, METH_VARARGS},
{"add_vguide", (PyCFunction)img_add_vguide, METH_VARARGS},
{"delete_guide", (PyCFunction)img_delete_guide, METH_VARARGS},
{"find_next_guide", (PyCFunction)img_find_next_guide, METH_VARARGS},
{"get_guide_orientation",(PyCFunction)img_get_guide_orientation,METH_VARARGS},
{"get_guide_position", (PyCFunction)img_get_guide_position, METH_VARARGS},
{"scale", (PyCFunction)img_scale, METH_VARARGS | METH_KEYWORDS},
{"crop", (PyCFunction)img_crop, METH_VARARGS | METH_KEYWORDS},
{"free_shadow", (PyCFunction)img_free_shadow, METH_NOARGS},
{"unset_active_channel", (PyCFunction)img_unset_active_channel, METH_NOARGS},
{"undo_is_enabled", (PyCFunction)img_undo_is_enabled, METH_NOARGS},
{"undo_freeze", (PyCFunction)img_undo_freeze, METH_NOARGS},
{"undo_thaw", (PyCFunction)img_undo_thaw, METH_NOARGS},
{"duplicate", (PyCFunction)img_duplicate, METH_NOARGS},
{"undo_group_start", (PyCFunction)img_undo_group_start, METH_NOARGS},
{"undo_group_end", (PyCFunction)img_undo_group_end, METH_NOARGS},
{NULL, NULL} /* sentinel */
};
static PyObject *
img_get_ID(PyGimpImage *self, void *closure)
{
return PyInt_FromLong(self->ID);
}
static PyObject *
img_get_active_channel(PyGimpImage *self, void *closure)
{
gint32 id = gimp_image_get_active_channel(self->ID);
if (id == -1) {
Py_INCREF(Py_None);
return Py_None;
}
return pygimp_channel_new(id);
}
static int
img_set_active_channel(PyGimpImage *self, PyObject *value, void *closure)
{
PyGimpChannel *chn;
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete active_channel");
return -1;
}
if (!pygimp_channel_check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
chn = (PyGimpChannel *)value;
if (!gimp_image_set_active_channel(self->ID, chn->ID)) {
PyErr_Format(pygimp_error,
"could not set active channel (ID %d) on image (ID %d)",
chn->ID, self->ID);
return -1;
}
return 0;
}
static PyObject *
img_get_active_drawable(PyGimpImage *self, void *closure)
{
gint32 id = gimp_image_get_active_drawable(self->ID);
if (id == -1) {
Py_INCREF(Py_None);
return Py_None;
}
return pygimp_drawable_new(NULL, id);
}
static PyObject *
img_get_active_layer(PyGimpImage *self, void *closure)
{
gint32 id = gimp_image_get_active_layer(self->ID);
if (id == -1) {
Py_INCREF(Py_None);
return Py_None;
}
return pygimp_group_layer_new(id);
}
static int
img_set_active_layer(PyGimpImage *self, PyObject *value, void *closure)
{
PyGimpLayer *lay;
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete active_layer");
return -1;
}
if (!pygimp_layer_check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
lay = (PyGimpLayer *)value;
if (!gimp_image_set_active_layer(self->ID, lay->ID)) {
PyErr_Format(pygimp_error,
"could not set active layer (ID %d) on image (ID %d)",
lay->ID, self->ID);
return -1;
}
return 0;
}
static PyObject *
img_get_base_type(PyGimpImage *self, void *closure)
{
return PyInt_FromLong(gimp_image_base_type(self->ID));
}
static PyObject *
img_get_channels(PyGimpImage *self, void *closure)
{
gint32 *channels;
gint n_channels, i;
PyObject *ret;
channels = gimp_image_get_channels(self->ID, &n_channels);
ret = PyList_New(n_channels);
for (i = 0; i < n_channels; i++)
PyList_SetItem(ret, i, pygimp_channel_new(channels[i]));
g_free(channels);
return ret;
}
static PyObject *
img_get_colormap(PyGimpImage *self, void *closure)
{
guchar *cmap;
gint n_colours;
PyObject *ret;
cmap = gimp_image_get_colormap(self->ID, &n_colours);
if (cmap == NULL) {
PyErr_Format(pygimp_error, "could not get colormap for image (ID %d)",
self->ID);
return NULL;
}
ret = PyString_FromStringAndSize((char *)cmap, n_colours * 3);
g_free(cmap);
return ret;
}
static int
img_set_colormap(PyGimpImage *self, PyObject *value, void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete colormap");
return -1;
}
if (!PyString_Check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
if (!gimp_image_set_colormap(self->ID, (guchar *)PyString_AsString(value),
PyString_Size(value) / 3)) {
PyErr_Format(pygimp_error, "could not set colormap on image (ID %d)",
self->ID);
return -1;
}
return 0;
}
static PyObject *
img_get_is_dirty(PyGimpImage *self, void *closure)
{
return PyBool_FromLong(gimp_image_is_dirty(self->ID));
}
static PyObject *
img_get_filename(PyGimpImage *self, void *closure)
{
gchar *filename;
filename = gimp_image_get_filename(self->ID);
if (filename) {
PyObject *ret = PyString_FromString(filename);
g_free(filename);
return ret;
}
Py_INCREF(Py_None);
return Py_None;
}
static int
img_set_filename(PyGimpImage *self, PyObject *value, void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete filename");
return -1;
}
if (!PyString_Check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
if (!gimp_image_set_filename(self->ID, PyString_AsString(value))) {
PyErr_SetString(PyExc_TypeError, "could not set filename "
"(possibly bad encoding)");
return -1;
}
return 0;
}
static PyObject *
img_get_uri(PyGimpImage *self, void *closure)
{
gchar *uri;
uri = gimp_image_get_uri(self->ID);
if (uri) {
PyObject *ret = PyString_FromString(uri);
g_free(uri);
return ret;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_get_floating_selection(PyGimpImage *self, void *closure)
{
gint32 id;
id = gimp_image_get_floating_sel(self->ID);
if (id == -1) {
Py_INCREF(Py_None);
return Py_None;
}
return pygimp_layer_new(id);
}
static PyObject *
img_get_floating_sel_attached_to(PyGimpImage *self, void *closure)
{
gint32 id;
id = gimp_image_floating_sel_attached_to(self->ID);
if (id == -1) {
Py_INCREF(Py_None);
return Py_None;
}
return pygimp_layer_new(id);
}
static PyObject *
img_get_layers(PyGimpImage *self, void *closure)
{
gint32 *layers;
gint n_layers, i;
PyObject *ret;
layers = gimp_image_get_layers(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 PyObject *
img_get_name(PyGimpImage *self, void *closure)
{
gchar *name;
name = gimp_image_get_name(self->ID);
if (name) {
PyObject *ret = PyString_FromString(name);
g_free(name);
return ret;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
img_get_selection(PyGimpImage *self, void *closure)
{
return pygimp_channel_new(gimp_image_get_selection(self->ID));
}
static PyObject *
img_get_tattoo_state(PyGimpImage *self, void *closure)
{
return PyInt_FromLong(gimp_image_get_tattoo_state(self->ID));
}
static int
img_set_tattoo_state(PyGimpImage *self, PyObject *value, void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete tattoo_state");
return -1;
}
if (!PyInt_Check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
gimp_image_set_tattoo_state(self->ID, PyInt_AsLong(value));
return 0;
}
static PyObject *
img_get_height(PyGimpImage *self, void *closure)
{
return PyInt_FromLong(gimp_image_height(self->ID));
}
static PyObject *
img_get_width(PyGimpImage *self, void *closure)
{
return PyInt_FromLong(gimp_image_width(self->ID));
}
static PyObject *
img_get_precision(PyGimpImage *self, void *closure)
{
return PyInt_FromLong(gimp_image_get_precision(self->ID));
}
static PyObject *
img_get_resolution(PyGimpImage *self, void *closure)
{
double xres, yres;
gimp_image_get_resolution(self->ID, &xres, &yres);
return Py_BuildValue("(dd)", xres, yres);
}
static int
img_set_resolution(PyGimpImage *self, PyObject *value, void *closure)
{
gdouble xres, yres;
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete resolution");
return -1;
}
if (!PySequence_Check(value) ||
!PyArg_ParseTuple(value, "dd", &xres, &yres)) {
PyErr_Clear();
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
if (!gimp_image_set_resolution(self->ID, xres, yres)) {
PyErr_SetString(PyExc_TypeError, "could not set resolution");
return -1;
}
return 0;
}
static PyObject *
img_get_unit(PyGimpImage *self, void *closure)
{
return PyInt_FromLong(gimp_image_get_unit(self->ID));
}
static int
img_set_unit(PyGimpImage *self, PyObject *value, void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete unit");
return -1;
}
if (!PyInt_Check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
if (!gimp_image_set_unit(self->ID, PyInt_AsLong(value))) {
PyErr_SetString(PyExc_TypeError, "could not set unit");
return -1;
}
return 0;
}
static PyObject *
img_get_vectors(PyGimpImage *self, void *closure)
{
int *vectors;
int i, num_vectors;
PyObject *ret;
vectors = gimp_image_get_vectors(self->ID, &num_vectors);
ret = PyList_New(num_vectors);
for (i = 0; i < num_vectors; i++)
PyList_SetItem(ret, i, pygimp_vectors_new(vectors[i]));
g_free(vectors);
return ret;
}
static PyObject *
img_get_active_vectors(PyGimpImage *self, void *closure)
{
gint32 id = gimp_image_get_active_vectors(self->ID);
if (id == -1) {
Py_INCREF(Py_None);
return Py_None;
}
return pygimp_vectors_new(id);
}
static int
img_set_active_vectors(PyGimpImage *self, PyObject *value, void *closure)
{
PyGimpVectors *vtr;
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "cannot delete active_vectors");
return -1;
}
if (!pygimp_vectors_check(value)) {
PyErr_SetString(PyExc_TypeError, "type mismatch");
return -1;
}
vtr = (PyGimpVectors *)value;
if (!gimp_image_set_active_vectors(self->ID, vtr->ID)) {
PyErr_Format(pygimp_error,
"could not set active vectors (ID %d) on image (ID %d)",
vtr->ID, self->ID);
return -1;
}
return 0;
}
static PyGetSetDef img_getsets[] = {
{ "ID", (getter)img_get_ID, (setter)0 },
{ "active_channel", (getter)img_get_active_channel,
(setter)img_set_active_channel },
{ "active_drawable", (getter)img_get_active_drawable, (setter)0 },
{ "active_layer", (getter)img_get_active_layer,
(setter)img_set_active_layer },
{ "active_vectors", (getter)img_get_active_vectors,
(setter)img_set_active_vectors},
{ "base_type", (getter)img_get_base_type, (setter)0 },
{ "channels", (getter)img_get_channels, (setter)0 },
{ "colormap", (getter)img_get_colormap, (setter)img_set_colormap },
{ "dirty", (getter)img_get_is_dirty, (setter)0 },
{ "filename", (getter)img_get_filename, (setter)img_set_filename },
{ "floating_selection", (getter)img_get_floating_selection, (setter)0 },
{ "floating_sel_attached_to", (getter)img_get_floating_sel_attached_to,
(setter)0 },
{ "height", (getter)img_get_height, (setter)0 },
{ "layers", (getter)img_get_layers, (setter)0 },
{ "name", (getter)img_get_name, (setter)0 },
{ "precision", (getter)img_get_precision, (setter)0 },
{ "resolution", (getter)img_get_resolution, (setter)img_set_resolution },
{ "selection", (getter)img_get_selection, (setter)0 },
{ "tattoo_state", (getter)img_get_tattoo_state,
(setter)img_set_tattoo_state },
{ "unit", (getter)img_get_unit, (setter)img_set_unit },
{ "uri", (getter)img_get_uri, (setter)0 },
{ "vectors", (getter)img_get_vectors, (setter)0 },
{ "width", (getter)img_get_width, (setter)0 },
{ NULL, (getter)0, (setter)0 }
};
/* ---------- */
PyObject *
pygimp_image_new(gint32 ID)
{
PyGimpImage *self;
if (!gimp_image_is_valid(ID)) {
Py_INCREF(Py_None);
return Py_None;
}
self = PyObject_NEW(PyGimpImage, &PyGimpImage_Type);
if (self == NULL)
return NULL;
self->ID = ID;
return (PyObject *)self;
}
static void
img_dealloc(PyGimpImage *self)
{
/* XXXX Add your own cleanup code here */
PyObject_DEL(self);
}
static PyObject *
img_repr(PyGimpImage *self)
{
PyObject *s;
gchar *name;
name = gimp_image_get_name(self->ID);
s = PyString_FromFormat("<gimp.Image '%s'>", name ? name : "(null)");
g_free(name);
return s;
}
static int
img_cmp(PyGimpImage *self, PyGimpImage *other)
{
if (self->ID == other->ID)
return 0;
if (self->ID > other->ID)
return -1;
return 1;
}
static int
img_init(PyGimpImage *self, PyObject *args, PyObject *kwargs)
{
guint width, height;
GimpImageBaseType type = GIMP_RGB;
static char *kwlist[] = { "width", "height", "type", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"ii|i:gimp.Image.__init__", kwlist,
&width, &height, &type))
return -1;
self->ID = gimp_image_new(width, height, type);
if (self->ID < 0) {
PyErr_Format(pygimp_error,
"could not create image (width: %d, height: %d, type: %d)",
width, height, type);
return -1;
}
return 0;
}
PyTypeObject PyGimpImage_Type = {
PyObject_HEAD_INIT(NULL)
0, /* ob_size */
"gimp.Image", /* tp_name */
sizeof(PyGimpImage), /* tp_basicsize */
0, /* tp_itemsize */
/* methods */
(destructor)img_dealloc, /* tp_dealloc */
(printfunc)0, /* tp_print */
(getattrfunc)0, /* tp_getattr */
(setattrfunc)0, /* tp_setattr */
(cmpfunc)img_cmp, /* tp_compare */
(reprfunc)img_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 */
img_methods, /* tp_methods */
0, /* tp_members */
img_getsets, /* tp_getset */
(PyTypeObject *)0, /* tp_base */
(PyObject *)0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
(initproc)img_init, /* tp_init */
(allocfunc)0, /* tp_alloc */
(newfunc)0, /* tp_new */
};
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