287 lines
9.6 KiB
C
287 lines
9.6 KiB
C
/* PIKA - Photo and Image Kooker Application
|
|
* a rebranding of The GNU Image Manipulation Program (created with heckimp)
|
|
* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
|
|
*
|
|
* Original copyright, applying to most contents (license remains unchanged):
|
|
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
|
|
*
|
|
* pikasymmetryeditor.c
|
|
* Copyright (C) 2015 Jehan <jehan@girinstud.io>
|
|
*
|
|
* 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/>.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <gegl.h>
|
|
#include <gtk/gtk.h>
|
|
|
|
#include "libpikawidgets/pikawidgets.h"
|
|
|
|
#include "propgui/propgui-types.h" /* ugly, but what the heck */
|
|
|
|
#include "core/pikaimage.h"
|
|
#include "core/pikaimage-symmetry.h"
|
|
#include "core/pikasymmetry.h"
|
|
|
|
#include "propgui/pikapropgui.h"
|
|
|
|
#include "pikamenufactory.h"
|
|
#include "pikasymmetryeditor.h"
|
|
|
|
#include "pika-intl.h"
|
|
|
|
|
|
struct _PikaSymmetryEditorPrivate
|
|
{
|
|
PikaContext *context;
|
|
|
|
GtkWidget *menu;
|
|
GtkWidget *options_vbox;
|
|
};
|
|
|
|
|
|
static void pika_symmetry_editor_set_image (PikaImageEditor *editor,
|
|
PikaImage *image);
|
|
|
|
/* Signal handlers on the contextual image. */
|
|
static void pika_symmetry_editor_symmetry_notify (PikaImage *image,
|
|
GParamSpec *pspec,
|
|
PikaSymmetryEditor *editor);
|
|
|
|
/* Signal handlers on the symmetry. */
|
|
static void pika_symmetry_editor_symmetry_updated (PikaSymmetry *symmetry,
|
|
PikaImage *image,
|
|
PikaSymmetryEditor *editor);
|
|
|
|
/* Private functions. */
|
|
static void pika_symmetry_editor_set_options (PikaSymmetryEditor *editor,
|
|
PikaSymmetry *symmetry);
|
|
|
|
|
|
G_DEFINE_TYPE_WITH_PRIVATE (PikaSymmetryEditor, pika_symmetry_editor,
|
|
PIKA_TYPE_IMAGE_EDITOR)
|
|
|
|
#define parent_class pika_symmetry_editor_parent_class
|
|
|
|
|
|
static void
|
|
pika_symmetry_editor_class_init (PikaSymmetryEditorClass *klass)
|
|
{
|
|
PikaImageEditorClass *image_editor_class = PIKA_IMAGE_EDITOR_CLASS (klass);
|
|
|
|
image_editor_class->set_image = pika_symmetry_editor_set_image;
|
|
}
|
|
|
|
static void
|
|
pika_symmetry_editor_init (PikaSymmetryEditor *editor)
|
|
{
|
|
GtkWidget *scrolled_window;
|
|
GtkWidget *viewport;
|
|
|
|
editor->p = pika_symmetry_editor_get_instance_private (editor);
|
|
|
|
gtk_widget_set_size_request (GTK_WIDGET (editor), -1, 200);
|
|
|
|
scrolled_window = gtk_scrolled_window_new (NULL, NULL);
|
|
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
|
|
GTK_POLICY_AUTOMATIC,
|
|
GTK_POLICY_AUTOMATIC);
|
|
gtk_box_pack_start (GTK_BOX (editor), scrolled_window, TRUE, TRUE, 0);
|
|
gtk_widget_show (scrolled_window);
|
|
|
|
viewport = gtk_viewport_new (NULL, NULL);
|
|
gtk_container_add (GTK_CONTAINER (scrolled_window), viewport);
|
|
gtk_widget_show (viewport);
|
|
|
|
editor->p->options_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2);
|
|
g_object_set (editor->p->options_vbox, "valign", GTK_ALIGN_START, NULL);
|
|
gtk_container_set_border_width (GTK_CONTAINER (editor->p->options_vbox), 2);
|
|
gtk_container_add (GTK_CONTAINER (viewport), editor->p->options_vbox);
|
|
gtk_widget_show (editor->p->options_vbox);
|
|
|
|
pika_symmetry_editor_set_image (PIKA_IMAGE_EDITOR (editor), NULL);
|
|
}
|
|
|
|
static void
|
|
pika_symmetry_editor_set_image (PikaImageEditor *image_editor,
|
|
PikaImage *image)
|
|
{
|
|
GtkListStore *store;
|
|
GtkTreeIter iter;
|
|
GList *syms;
|
|
GList *sym_iter;
|
|
PikaSymmetry *symmetry;
|
|
|
|
PikaSymmetryEditor *editor = PIKA_SYMMETRY_EDITOR (image_editor);
|
|
|
|
if (image_editor->image)
|
|
{
|
|
g_signal_handlers_disconnect_by_func (image_editor->image,
|
|
G_CALLBACK (pika_symmetry_editor_symmetry_notify),
|
|
editor);
|
|
}
|
|
|
|
PIKA_IMAGE_EDITOR_CLASS (parent_class)->set_image (image_editor, image);
|
|
|
|
/* Destroy the previous menu. */
|
|
if (editor->p->menu)
|
|
{
|
|
gtk_widget_destroy (editor->p->menu);
|
|
editor->p->menu = NULL;
|
|
}
|
|
|
|
store = g_object_new (PIKA_TYPE_INT_STORE, NULL);
|
|
|
|
/* The menu of available symmetries. */
|
|
syms = pika_image_symmetry_list ();
|
|
for (sym_iter = syms; sym_iter; sym_iter = g_list_next (sym_iter))
|
|
{
|
|
PikaSymmetryClass *klass;
|
|
GType type;
|
|
|
|
type = (GType) sym_iter->data;
|
|
klass = g_type_class_ref (type);
|
|
|
|
gtk_list_store_prepend (store, &iter);
|
|
gtk_list_store_set (store, &iter,
|
|
PIKA_INT_STORE_LABEL,
|
|
klass->label,
|
|
PIKA_INT_STORE_USER_DATA,
|
|
sym_iter->data,
|
|
-1);
|
|
g_type_class_unref (klass);
|
|
}
|
|
g_list_free (syms);
|
|
|
|
gtk_list_store_prepend (store, &iter);
|
|
gtk_list_store_set (store, &iter,
|
|
PIKA_INT_STORE_LABEL, _("None"),
|
|
PIKA_INT_STORE_USER_DATA, PIKA_TYPE_SYMMETRY,
|
|
-1);
|
|
if (image_editor->image)
|
|
editor->p->menu =
|
|
pika_prop_pointer_combo_box_new (G_OBJECT (image_editor->image),
|
|
"symmetry",
|
|
PIKA_INT_STORE (store));
|
|
else
|
|
editor->p->menu =
|
|
pika_int_combo_box_new (_("None"), 0,
|
|
NULL);
|
|
|
|
g_object_unref (store);
|
|
|
|
pika_int_combo_box_set_label (PIKA_INT_COMBO_BOX (editor->p->menu),
|
|
_("Symmetry"));
|
|
g_object_set (editor->p->menu, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
|
|
|
|
gtk_box_pack_start (GTK_BOX (editor), editor->p->menu,
|
|
FALSE, FALSE, 0);
|
|
gtk_box_reorder_child (GTK_BOX (editor), editor->p->menu, 0);
|
|
|
|
if (image_editor->image)
|
|
{
|
|
/* Connect to symmetry change. */
|
|
g_signal_connect (image_editor->image, "notify::symmetry",
|
|
G_CALLBACK (pika_symmetry_editor_symmetry_notify),
|
|
editor);
|
|
|
|
/* Update the symmetry options. */
|
|
symmetry = pika_image_get_active_symmetry (image_editor->image);
|
|
pika_symmetry_editor_set_options (editor, symmetry);
|
|
}
|
|
else
|
|
{
|
|
pika_int_combo_box_set_active (PIKA_INT_COMBO_BOX (editor->p->menu), 0);
|
|
gtk_widget_set_sensitive (editor->p->menu, FALSE);
|
|
gtk_widget_show (editor->p->menu);
|
|
}
|
|
}
|
|
|
|
static void
|
|
pika_symmetry_editor_symmetry_notify (PikaImage *image,
|
|
GParamSpec *pspec,
|
|
PikaSymmetryEditor *editor)
|
|
{
|
|
PikaSymmetry *symmetry = NULL;
|
|
|
|
if (image)
|
|
{
|
|
symmetry = pika_image_get_active_symmetry (image);
|
|
|
|
if (symmetry)
|
|
g_signal_connect (symmetry, "gui-param-changed",
|
|
G_CALLBACK (pika_symmetry_editor_symmetry_updated),
|
|
editor);
|
|
}
|
|
|
|
pika_symmetry_editor_set_options (editor, symmetry);
|
|
}
|
|
|
|
static void
|
|
pika_symmetry_editor_symmetry_updated (PikaSymmetry *symmetry,
|
|
PikaImage *image,
|
|
PikaSymmetryEditor *editor)
|
|
{
|
|
if (image != pika_image_editor_get_image (PIKA_IMAGE_EDITOR (editor)) ||
|
|
symmetry != pika_image_get_active_symmetry (image))
|
|
{
|
|
g_signal_handlers_disconnect_by_func (symmetry,
|
|
pika_symmetry_editor_symmetry_updated,
|
|
editor);
|
|
return;
|
|
}
|
|
|
|
pika_symmetry_editor_set_options (editor, symmetry);
|
|
}
|
|
|
|
static void
|
|
pika_symmetry_editor_set_options (PikaSymmetryEditor *editor,
|
|
PikaSymmetry *symmetry)
|
|
{
|
|
gtk_container_foreach (GTK_CONTAINER (editor->p->options_vbox),
|
|
(GtkCallback) gtk_widget_destroy, NULL);
|
|
|
|
if (symmetry && G_TYPE_FROM_INSTANCE (symmetry) != PIKA_TYPE_SYMMETRY)
|
|
{
|
|
PikaImageEditor *image_editor = PIKA_IMAGE_EDITOR (editor);
|
|
PikaImage *image = image_editor->image;
|
|
GtkWidget *gui;
|
|
|
|
gui = pika_prop_gui_new (G_OBJECT (symmetry),
|
|
PIKA_TYPE_SYMMETRY,
|
|
PIKA_SYMMETRY_PARAM_GUI,
|
|
GEGL_RECTANGLE (0, 0,
|
|
pika_image_get_width (image),
|
|
pika_image_get_height (image)),
|
|
PIKA_IMAGE_EDITOR (editor)->context,
|
|
NULL, NULL, NULL);
|
|
gtk_box_pack_start (GTK_BOX (editor->p->options_vbox), gui,
|
|
FALSE, FALSE, 0);
|
|
}
|
|
}
|
|
|
|
|
|
/* public functions */
|
|
|
|
GtkWidget *
|
|
pika_symmetry_editor_new (PikaMenuFactory *menu_factory)
|
|
{
|
|
g_return_val_if_fail (PIKA_IS_MENU_FACTORY (menu_factory), NULL);
|
|
|
|
return g_object_new (PIKA_TYPE_SYMMETRY_EDITOR,
|
|
"menu-factory", menu_factory,
|
|
NULL);
|
|
}
|
