gimp/app/pdb/image-autocrop-cmds.c

285 lines
11 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995-2003 Spencer Kimball and Peter Mattis
*
* 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/>.
*/
/* NOTE: This file is auto-generated by pdbgen.pl. */
#include "config.h"
#include "stamp-pdbgen.h"
#include <gegl.h>
#include <gdk-pixbuf/gdk-pixbuf.h>
#include "libgimpbase/gimpbase.h"
#include "pdb-types.h"
#include "core/gimpdrawable.h"
#include "core/gimpimage-crop.h"
#include "core/gimpimage-resize.h"
#include "core/gimpimage-undo.h"
#include "core/gimpimage.h"
#include "core/gimpparamspecs.h"
#include "core/gimppickable-auto-shrink.h"
#include "core/gimppickable.h"
#include "gimppdb.h"
#include "gimppdb-utils.h"
#include "gimpprocedure.h"
#include "internal-procs.h"
#include "gimp-intl.h"
static GimpValueArray *
image_autocrop_invoker (GimpProcedure *procedure,
Gimp *gimp,
GimpContext *context,
GimpProgress *progress,
const GimpValueArray *args,
GError **error)
{
gboolean success = TRUE;
GimpImage *image;
GimpDrawable *drawable;
image = g_value_get_object (gimp_value_array_index (args, 0));
drawable = g_value_get_object (gimp_value_array_index (args, 1));
if (success)
{
gint x, y, width, height;
if (drawable != NULL)
{
if (gimp_pdb_item_is_attached (GIMP_ITEM (drawable), NULL,
GIMP_PDB_ITEM_CONTENT, error))
{
gint off_x, off_y;
gimp_pickable_auto_shrink (GIMP_PICKABLE (drawable),
0, 0,
gimp_item_get_width (GIMP_ITEM (drawable)),
gimp_item_get_height (GIMP_ITEM (drawable)),
&x, &y, &width, &height);
gimp_item_get_offset (GIMP_ITEM (drawable), &off_x, &off_y);
x += off_x;
y += off_y;
}
else
{
success = FALSE;
}
}
else
{
gimp_pickable_auto_shrink (GIMP_PICKABLE (image),
0, 0,
gimp_image_get_width (image),
gimp_image_get_height (image),
&x, &y, &width, &height);
}
if (success)
{
gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_ITEM_RESIZE,
_("Autocrop image"));
if (x < 0 ||
y < 0 ||
x + width > gimp_image_get_width (image) ||
y + height > gimp_image_get_height (image))
{
/*
* partially outside the image area, we need to
* resize the image to be able to crop properly.
*/
gimp_image_resize (image, context, width, height, -x, -y, NULL);
x = y = 0;
}
gimp_image_crop (image, context, GIMP_FILL_TRANSPARENT,
x, y, width, height, TRUE);
gimp_image_undo_group_end (image);
}
}
return gimp_procedure_get_return_values (procedure, success,
error ? *error : NULL);
}
static GimpValueArray *
image_autocrop_selected_layers_invoker (GimpProcedure *procedure,
Gimp *gimp,
GimpContext *context,
GimpProgress *progress,
const GimpValueArray *args,
GError **error)
{
gboolean success = TRUE;
GimpImage *image;
GimpDrawable *drawable;
image = g_value_get_object (gimp_value_array_index (args, 0));
drawable = g_value_get_object (gimp_value_array_index (args, 1));
if (success)
{
GimpAutoShrink shrink;
gint x, y, width, height;
if (drawable != NULL)
{
if (gimp_pdb_item_is_attached (GIMP_ITEM (drawable), NULL,
GIMP_PDB_ITEM_CONTENT, error))
{
gint off_x, off_y;
shrink = gimp_pickable_auto_shrink (GIMP_PICKABLE (drawable),
0, 0,
gimp_item_get_width (GIMP_ITEM (drawable)),
gimp_item_get_height (GIMP_ITEM (drawable)),
&x, &y, &width, &height);
gimp_item_get_offset (GIMP_ITEM (drawable), &off_x, &off_y);
x += off_x;
y += off_y;
}
else
{
success = FALSE;
}
}
else
{
shrink = gimp_pickable_auto_shrink (GIMP_PICKABLE (image),
0, 0,
gimp_image_get_width (image),
gimp_image_get_height (image),
&x, &y, &width, &height);
}
if (success && shrink != GIMP_AUTO_SHRINK_SHRINK)
success = FALSE;
if (success)
{
GList *layers = gimp_image_get_selected_layers (image);
if (layers)
{
GList *iter;
gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_ITEM_RESIZE,
_("Autocrop layer"));
for (iter = layers; iter; iter = iter->next)
{
gint layer_off_x, layer_off_y;
gimp_item_get_offset (GIMP_ITEM (iter->data), &layer_off_x, &layer_off_y);
gimp_item_resize (GIMP_ITEM (iter->data),
context, GIMP_FILL_TRANSPARENT,
width, height, layer_off_x - x, layer_off_y - y);
}
gimp_image_undo_group_end (image);
}
else
{
success = FALSE;
}
}
}
return gimp_procedure_get_return_values (procedure, success,
error ? *error : NULL);
}
void
register_image_autocrop_procs (GimpPDB *pdb)
{
GimpProcedure *procedure;
/*
* gimp-image-autocrop
*/
procedure = gimp_procedure_new (image_autocrop_invoker, TRUE, FALSE);
gimp_object_set_static_name (GIMP_OBJECT (procedure),
"gimp-image-autocrop");
gimp_procedure_set_static_help (procedure,
"Remove empty borders from the image",
"Remove empty borders from the @image based on empty borders of the input @drawable.\n"
"\n"
"The input drawable serves as a base for detecting cropping extents (transparency or background color).\n"
"With a %NULL input drawable, the image itself will serve as a base for detecting cropping extents.",
NULL);
gimp_procedure_set_static_attribution (procedure,
"Spencer Kimball & Peter Mattis",
"Spencer Kimball & Peter Mattis",
"1997");
gimp_procedure_add_argument (procedure,
gimp_param_spec_image ("image",
"image",
"Input image)",
FALSE,
GIMP_PARAM_READWRITE));
gimp_procedure_add_argument (procedure,
gimp_param_spec_drawable ("drawable",
"drawable",
"Input drawable",
TRUE,
GIMP_PARAM_READWRITE));
gimp_pdb_register_procedure (pdb, procedure);
g_object_unref (procedure);
/*
* gimp-image-autocrop-selected-layers
*/
procedure = gimp_procedure_new (image_autocrop_selected_layers_invoker, TRUE, FALSE);
gimp_object_set_static_name (GIMP_OBJECT (procedure),
"gimp-image-autocrop-selected-layers");
gimp_procedure_set_static_help (procedure,
"Crop the selected layers based on empty borders of the input drawable",
"Crop the selected layers of the input @image based on empty borders of the input @drawable.\n"
"The input drawable serves as a base for detecting cropping extents (transparency or background color), and is not necessarily among the cropped layers (the current selected layers).\n"
"With a %NULL input drawable, the image itself will serve as a base for detecting cropping extents.",
NULL);
gimp_procedure_set_static_attribution (procedure,
"Spencer Kimball & Peter Mattis",
"Spencer Kimball & Peter Mattis",
"1997");
gimp_procedure_add_argument (procedure,
gimp_param_spec_image ("image",
"image",
"Input image",
FALSE,
GIMP_PARAM_READWRITE));
gimp_procedure_add_argument (procedure,
gimp_param_spec_drawable ("drawable",
"drawable",
"Input drawable",
TRUE,
GIMP_PARAM_READWRITE));
gimp_pdb_register_procedure (pdb, procedure);
g_object_unref (procedure);
}