PIKApp/app/dialogs/vectors-import-dialog.c

214 lines
7.2 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
*
* 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 "dialogs-types.h"
#include "core/pikaimage.h"
#include "vectors-import-dialog.h"
#include "pika-intl.h"
typedef struct _VectorsImportDialog VectorsImportDialog;
struct _VectorsImportDialog
{
PikaImage *image;
gboolean merge_vectors;
gboolean scale_vectors;
PikaVectorsImportCallback callback;
gpointer user_data;
};
/* local function prototypes */
static void vectors_import_dialog_free (VectorsImportDialog *private);
static void vectors_import_dialog_response (GtkWidget *dialog,
gint response_id,
VectorsImportDialog *private);
/* public function */
GtkWidget *
vectors_import_dialog_new (PikaImage *image,
GtkWidget *parent,
GFile *import_folder,
gboolean merge_vectors,
gboolean scale_vectors,
PikaVectorsImportCallback callback,
gpointer user_data)
{
VectorsImportDialog *private;
GtkWidget *dialog;
GtkWidget *vbox;
GtkWidget *button;
GtkFileFilter *filter;
g_return_val_if_fail (PIKA_IS_IMAGE (image), NULL);
g_return_val_if_fail (GTK_IS_WIDGET (parent), NULL);
g_return_val_if_fail (import_folder == NULL || G_IS_FILE (import_folder),
NULL);
g_return_val_if_fail (callback != NULL, NULL);
private = g_slice_new0 (VectorsImportDialog);
private->image = image;
private->merge_vectors = merge_vectors;
private->scale_vectors = scale_vectors;
private->callback = callback;
private->user_data = user_data;
dialog = gtk_file_chooser_dialog_new (_("Import Paths from SVG"), NULL,
GTK_FILE_CHOOSER_ACTION_OPEN,
_("_Cancel"), GTK_RESPONSE_CANCEL,
_("_Open"), GTK_RESPONSE_OK,
NULL);
gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_OK);
pika_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
GTK_RESPONSE_OK,
GTK_RESPONSE_CANCEL,
-1);
gtk_window_set_role (GTK_WINDOW (dialog), "pika-vectors-import");
gtk_window_set_position (GTK_WINDOW (dialog), GTK_WIN_POS_MOUSE);
gtk_window_set_screen (GTK_WINDOW (dialog),
gtk_widget_get_screen (parent));
if (import_folder)
gtk_file_chooser_set_current_folder_file (GTK_FILE_CHOOSER (dialog),
import_folder, NULL);
g_object_weak_ref (G_OBJECT (dialog),
(GWeakNotify) vectors_import_dialog_free, private);
g_signal_connect_object (image, "disconnect",
G_CALLBACK (gtk_widget_destroy),
dialog, 0);
g_signal_connect (dialog, "delete-event",
G_CALLBACK (gtk_true),
NULL);
g_signal_connect (dialog, "response",
G_CALLBACK (vectors_import_dialog_response),
private);
filter = gtk_file_filter_new ();
gtk_file_filter_set_name (filter, _("All files (*.*)"));
gtk_file_filter_add_pattern (filter, "*");
gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
filter = gtk_file_filter_new ();
gtk_file_filter_set_name (filter, _("Scalable SVG image (*.svg)"));
gtk_file_filter_add_pattern (filter, "*.[Ss][Vv][Gg]");
gtk_file_filter_add_mime_type (filter, "image/svg+xml");
gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (dialog), filter);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
gtk_file_chooser_set_extra_widget (GTK_FILE_CHOOSER (dialog), vbox);
gtk_widget_show (vbox);
button = gtk_check_button_new_with_mnemonic (_("_Merge imported paths"));
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button),
private->merge_vectors);
gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
gtk_widget_show (button);
g_signal_connect (button, "toggled",
G_CALLBACK (pika_toggle_button_update),
&private->merge_vectors);
button = gtk_check_button_new_with_mnemonic (_("_Scale imported paths "
"to fit image"));
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button),
private->scale_vectors);
gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
gtk_widget_show (button);
g_signal_connect (button, "toggled",
G_CALLBACK (pika_toggle_button_update),
&private->scale_vectors);
return dialog;
}
/* private functions */
static void
vectors_import_dialog_free (VectorsImportDialog *private)
{
g_slice_free (VectorsImportDialog, private);
}
static void
vectors_import_dialog_response (GtkWidget *dialog,
gint response_id,
VectorsImportDialog *private)
{
if (response_id == GTK_RESPONSE_OK)
{
GtkFileChooser *chooser = GTK_FILE_CHOOSER (dialog);
GFile *file;
file = gtk_file_chooser_get_file (chooser);
if (file)
{
GFile *folder;
folder = gtk_file_chooser_get_current_folder_file (chooser);
private->callback (dialog,
private->image,
file,
folder,
private->merge_vectors,
private->scale_vectors,
private->user_data);
if (folder)
g_object_unref (folder);
g_object_unref (file);
}
}
else
{
gtk_widget_destroy (dialog);
}
}