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gimp/app/actions/select-commands.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 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 <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gegl.h>
#include <gtk/gtk.h>
#include "libgimpmath/gimpmath.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "actions-types.h"
#include "core/gimp.h"
#include "core/gimpchannel.h"
#include "core/gimpimage.h"
#include "core/gimpselection.h"
#include "core/gimpstrokeoptions.h"
#include "widgets/gimphelp-ids.h"
#include "widgets/gimpdialogfactory.h"
#include "widgets/gimpwidgets-utils.h"
#include "widgets/gimpwindowstrategy.h"
#include "display/gimpdisplay.h"
#include "display/gimpdisplayshell.h"
#include "dialogs/stroke-dialog.h"
#include "actions.h"
#include "select-commands.h"
#include "gimp-intl.h"
/* local function prototypes */
static void select_feather_callback (GtkWidget *widget,
gdouble size,
GimpUnit unit,
gpointer data);
static void select_border_callback (GtkWidget *widget,
gdouble size,
GimpUnit unit,
gpointer data);
static void select_grow_callback (GtkWidget *widget,
gdouble size,
GimpUnit unit,
gpointer data);
static void select_shrink_callback (GtkWidget *widget,
gdouble size,
GimpUnit unit,
gpointer data);
/* private variables */
static gdouble select_feather_radius = 5.0;
static gint select_grow_pixels = 1;
static gint select_shrink_pixels = 1;
static gboolean select_shrink_edge_lock = FALSE;
static gint select_border_radius = 5;
static gboolean select_border_feather = FALSE;
static gboolean select_border_edge_lock = FALSE;
/* public functions */
void
select_invert_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
return_if_no_image (image, data);
gimp_channel_invert (gimp_image_get_mask (image), TRUE);
gimp_image_flush (image);
}
void
select_all_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
return_if_no_image (image, data);
gimp_channel_all (gimp_image_get_mask (image), TRUE);
gimp_image_flush (image);
}
void
select_none_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
return_if_no_image (image, data);
gimp_channel_clear (gimp_image_get_mask (image), NULL, TRUE);
gimp_image_flush (image);
}
void
select_float_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GtkWidget *widget;
GError *error = NULL;
return_if_no_image (image, data);
return_if_no_widget (widget, data);
if (gimp_selection_float (GIMP_SELECTION (gimp_image_get_mask (image)),
gimp_image_get_active_drawable (image),
action_data_get_context (data),
TRUE, 0, 0, &error))
{
gimp_image_flush (image);
}
else
{
gimp_message_literal (image->gimp,
G_OBJECT (widget), GIMP_MESSAGE_WARNING,
error->message);
g_clear_error (&error);
}
}
void
select_feather_cmd_callback (GtkAction *action,
gpointer data)
{
GimpDisplay *display;
GimpImage *image;
GtkWidget *dialog;
gdouble xres;
gdouble yres;
return_if_no_display (display, data);
image = gimp_display_get_image (display);
gimp_image_get_resolution (image, &xres, &yres);
dialog = gimp_query_size_box (_("Feather Selection"),
GTK_WIDGET (gimp_display_get_shell (display)),
gimp_standard_help_func,
GIMP_HELP_SELECTION_FEATHER,
_("Feather selection by"),
select_feather_radius, 0, 32767, 3,
gimp_display_get_shell (display)->unit,
MIN (xres, yres),
FALSE,
G_OBJECT (image), "disconnect",
select_feather_callback, image);
gtk_widget_show (dialog);
}
void
select_sharpen_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
return_if_no_image (image, data);
gimp_channel_sharpen (gimp_image_get_mask (image), TRUE);
gimp_image_flush (image);
}
void
select_shrink_cmd_callback (GtkAction *action,
gpointer data)
{
GimpDisplay *display;
GimpImage *image;
GtkWidget *dialog;
GtkWidget *button;
gdouble xres;
gdouble yres;
return_if_no_display (display, data);
image = gimp_display_get_image (display);
gimp_image_get_resolution (image, &xres, &yres);
dialog = gimp_query_size_box (_("Shrink Selection"),
GTK_WIDGET (gimp_display_get_shell (display)),
gimp_standard_help_func,
GIMP_HELP_SELECTION_SHRINK,
_("Shrink selection by"),
select_shrink_pixels, 1, 32767, 0,
gimp_display_get_shell (display)->unit,
MIN (xres, yres),
FALSE,
G_OBJECT (image), "disconnect",
select_shrink_callback, image);
/* Edge lock button */
button = gtk_check_button_new_with_mnemonic (_("_Selected areas continue outside the image"));
g_object_set_data (G_OBJECT (dialog), "edge-lock-toggle", button);
gimp_help_set_help_data (button,
_("When shrinking, act as if selected areas "
"continued outside the image."),
NULL);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button),
select_shrink_edge_lock);
gtk_box_pack_start (GTK_BOX (GIMP_QUERY_BOX_VBOX (dialog)), button,
FALSE, FALSE, 0);
gtk_widget_show (button);
gtk_widget_show (dialog);
}
void
select_grow_cmd_callback (GtkAction *action,
gpointer data)
{
GimpDisplay *display;
GimpImage *image;
GtkWidget *dialog;
gdouble xres;
gdouble yres;
return_if_no_display (display, data);
image = gimp_display_get_image (display);
gimp_image_get_resolution (image, &xres, &yres);
dialog = gimp_query_size_box (_("Grow Selection"),
GTK_WIDGET (gimp_display_get_shell (display)),
gimp_standard_help_func,
GIMP_HELP_SELECTION_GROW,
_("Grow selection by"),
select_grow_pixels, 1, 32767, 0,
gimp_display_get_shell (display)->unit,
MIN (xres, yres),
FALSE,
G_OBJECT (image), "disconnect",
select_grow_callback, image);
gtk_widget_show (dialog);
}
void
select_border_cmd_callback (GtkAction *action,
gpointer data)
{
GimpDisplay *display;
GimpImage *image;
GtkWidget *dialog;
GtkWidget *button;
gdouble xres;
gdouble yres;
return_if_no_display (display, data);
image = gimp_display_get_image (display);
gimp_image_get_resolution (image, &xres, &yres);
dialog = gimp_query_size_box (_("Border Selection"),
GTK_WIDGET (gimp_display_get_shell (display)),
gimp_standard_help_func,
GIMP_HELP_SELECTION_BORDER,
_("Border selection by"),
select_border_radius, 1, 32767, 0,
gimp_display_get_shell (display)->unit,
MIN (xres, yres),
FALSE,
G_OBJECT (image), "disconnect",
select_border_callback, image);
/* Feather button */
button = gtk_check_button_new_with_mnemonic (_("_Feather border"));
gtk_box_pack_start (GTK_BOX (GIMP_QUERY_BOX_VBOX (dialog)), button,
FALSE, FALSE, 0);
g_object_set_data (G_OBJECT (dialog), "border-feather-toggle", button);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button),
select_border_feather);
gtk_widget_show (button);
/* Edge lock button */
button = gtk_check_button_new_with_mnemonic (_("_Selected areas continue outside the image"));
g_object_set_data (G_OBJECT (dialog), "edge-lock-toggle", button);
gimp_help_set_help_data (button,
_("When bordering, act as if selected areas "
"continued outside the image."),
NULL);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button),
select_border_edge_lock);
gtk_box_pack_start (GTK_BOX (GIMP_QUERY_BOX_VBOX (dialog)), button,
FALSE, FALSE, 0);
gtk_widget_show (button);
gtk_widget_show (dialog);
}
void
select_save_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GtkWidget *widget;
return_if_no_image (image, data);
return_if_no_widget (widget, data);
gimp_selection_save (GIMP_SELECTION (gimp_image_get_mask (image)));
gimp_image_flush (image);
gimp_window_strategy_show_dockable_dialog (GIMP_WINDOW_STRATEGY (gimp_get_window_strategy (image->gimp)),
image->gimp,
gimp_dialog_factory_get_singleton (),
gtk_widget_get_screen (widget),
gimp_widget_get_monitor (widget),
"gimp-channel-list");
}
void
select_stroke_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpDrawable *drawable;
GtkWidget *widget;
GtkWidget *dialog;
return_if_no_image (image, data);
return_if_no_widget (widget, data);
drawable = gimp_image_get_active_drawable (image);
if (! drawable)
{
gimp_message_literal (image->gimp,
G_OBJECT (widget), GIMP_MESSAGE_WARNING,
_("There is no active layer or channel to stroke to."));
return;
}
dialog = stroke_dialog_new (GIMP_ITEM (gimp_image_get_mask (image)),
action_data_get_context (data),
_("Stroke Selection"),
GIMP_STOCK_SELECTION_STROKE,
GIMP_HELP_SELECTION_STROKE,
widget);
gtk_widget_show (dialog);
}
void
select_stroke_last_vals_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpDrawable *drawable;
GimpContext *context;
GtkWidget *widget;
GimpStrokeOptions *options;
GError *error = NULL;
return_if_no_image (image, data);
return_if_no_context (context, data);
return_if_no_widget (widget, data);
drawable = gimp_image_get_active_drawable (image);
if (! drawable)
{
gimp_message_literal (image->gimp,
G_OBJECT (widget), GIMP_MESSAGE_WARNING,
_("There is no active layer or channel to stroke to."));
return;
}
options = g_object_get_data (G_OBJECT (image->gimp), "saved-stroke-options");
if (options)
g_object_ref (options);
else
options = gimp_stroke_options_new (image->gimp, context, TRUE);
if (! gimp_item_stroke (GIMP_ITEM (gimp_image_get_mask (image)),
drawable, context, options, NULL,
TRUE, NULL, &error))
{
gimp_message_literal (image->gimp,
G_OBJECT (widget), GIMP_MESSAGE_WARNING,
error->message);
g_clear_error (&error);
}
else
{
gimp_image_flush (image);
}
g_object_unref (options);
}
/* private functions */
static void
select_feather_callback (GtkWidget *widget,
gdouble size,
GimpUnit unit,
gpointer data)
{
GimpImage *image = GIMP_IMAGE (data);
gdouble radius_x;
gdouble radius_y;
radius_x = radius_y = select_feather_radius = size;
if (unit != GIMP_UNIT_PIXEL)
{
gdouble xres;
gdouble yres;
gdouble factor;
gimp_image_get_resolution (image, &xres, &yres);
factor = (MAX (xres, yres) /
MIN (xres, yres));
if (xres == MIN (xres, yres))
radius_y *= factor;
else
radius_x *= factor;
}
gimp_channel_feather (gimp_image_get_mask (image), radius_x, radius_y, TRUE);
gimp_image_flush (image);
}
static void
select_border_callback (GtkWidget *widget,
gdouble size,
GimpUnit unit,
gpointer data)
{
GimpImage *image = GIMP_IMAGE (data);
GtkWidget *feather_button = g_object_get_data (G_OBJECT (widget),
"border-feather-toggle");
GtkWidget *edge_lock_button = g_object_get_data (G_OBJECT (widget),
"edge-lock-toggle");
gdouble radius_x;
gdouble radius_y;
radius_x = radius_y = select_border_radius = ROUND (size);
select_border_feather =
gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (feather_button));
select_border_edge_lock =
gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (edge_lock_button));
if (unit != GIMP_UNIT_PIXEL)
{
gdouble xres;
gdouble yres;
gdouble factor;
gimp_image_get_resolution (image, &xres, &yres);
factor = (MAX (xres, yres) /
MIN (xres, yres));
if (xres == MIN (xres, yres))
radius_y *= factor;
else
radius_x *= factor;
}
gimp_channel_border (gimp_image_get_mask (image), radius_x, radius_y,
select_border_feather, select_border_edge_lock, TRUE);
gimp_image_flush (image);
}
static void
select_grow_callback (GtkWidget *widget,
gdouble size,
GimpUnit unit,
gpointer data)
{
GimpImage *image = GIMP_IMAGE (data);
gdouble radius_x;
gdouble radius_y;
radius_x = radius_y = select_grow_pixels = ROUND (size);
if (unit != GIMP_UNIT_PIXEL)
{
gdouble xres;
gdouble yres;
gdouble factor;
gimp_image_get_resolution (image, &xres, &yres);
factor = (MAX (xres, yres) /
MIN (xres, yres));
if (xres == MIN (xres, yres))
radius_y *= factor;
else
radius_x *= factor;
}
gimp_channel_grow (gimp_image_get_mask (image), radius_x, radius_y, TRUE);
gimp_image_flush (image);
}
static void
select_shrink_callback (GtkWidget *widget,
gdouble size,
GimpUnit unit,
gpointer data)
{
GimpImage *image = GIMP_IMAGE (data);
GtkWidget *button = g_object_get_data (G_OBJECT (widget), "edge-lock-toggle");
gint radius_x;
gint radius_y;
radius_x = radius_y = select_shrink_pixels = ROUND (size);
select_shrink_edge_lock =
gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button));
if (unit != GIMP_UNIT_PIXEL)
{
gdouble xres;
gdouble yres;
gdouble factor;
gimp_image_get_resolution (image, &xres, &yres);
factor = (MAX (xres, yres) /
MIN (xres, yres));
if (xres == MIN (xres, yres))
radius_y *= factor;
else
radius_x *= factor;
}
gimp_channel_shrink (gimp_image_get_mask (image), radius_x, radius_y,
select_shrink_edge_lock, TRUE);
gimp_image_flush (image);
}
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