504 lines
15 KiB
C
504 lines
15 KiB
C
/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <gegl.h>
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#include <gtk/gtk.h>
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#include "libpikaconfig/pikaconfig.h"
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#include "actions-types.h"
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#include "config/pikadialogconfig.h"
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#include "core/pika.h"
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#include "core/pikacontext.h"
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#include "core/pikaimage.h"
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#include "core/pikaimage-undo.h"
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#include "core/pikaitem.h"
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#include "core/pikaitemundo.h"
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#include "dialogs/dialogs.h"
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#include "dialogs/fill-dialog.h"
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#include "dialogs/stroke-dialog.h"
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#include "actions.h"
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#include "items-commands.h"
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#include "pika-intl.h"
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/* local function prototypes */
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static void items_fill_callback (GtkWidget *dialog,
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GList *items,
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GList *drawables,
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PikaContext *context,
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PikaFillOptions *options,
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gpointer user_data);
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static void items_stroke_callback (GtkWidget *dialog,
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GList *items,
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GList *drawables,
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PikaContext *context,
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PikaStrokeOptions *options,
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gpointer user_data);
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/* public functions */
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void
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items_visible_cmd_callback (PikaAction *action,
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GVariant *value,
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PikaImage *image,
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GList *items)
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{
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PikaUndo *undo;
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gboolean push_undo = TRUE;
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GList *start = NULL;
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GList *iter;
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gboolean visible = g_variant_get_boolean (value);
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gint n_items = 0;
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for (iter = items; iter; iter = iter->next)
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{
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if (visible && pika_item_get_visible (iter->data))
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{
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/* If any of the items are already visible, we don't
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* toggle the selection visibility.
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*/
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return;
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}
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}
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for (iter = items; iter; iter = iter->next)
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if (visible != pika_item_get_visible (iter->data))
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{
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if (start == NULL)
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start = iter;
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n_items++;
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}
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if (n_items == 0)
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{
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return;
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}
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else if (n_items == 1)
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{
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undo = pika_image_undo_can_compress (image, PIKA_TYPE_ITEM_UNDO,
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PIKA_UNDO_ITEM_VISIBILITY);
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if (undo && PIKA_ITEM_UNDO (undo)->item == PIKA_ITEM (start->data))
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push_undo = FALSE;
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}
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else
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{
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/* TODO: undo groups cannot be compressed so far. */
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pika_image_undo_group_start (image,
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PIKA_UNDO_GROUP_ITEM_VISIBILITY,
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"Item visibility");
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}
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for (iter = start; iter; iter = iter->next)
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if (visible != pika_item_get_visible (iter->data))
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pika_item_set_visible (iter->data, visible, push_undo);
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if (n_items != 1)
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pika_image_undo_group_end (image);
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pika_image_flush (image);
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}
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void
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items_lock_content_cmd_callback (PikaAction *action,
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GVariant *value,
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PikaImage *image,
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GList *items)
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{
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GList *locked_items = NULL;
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GList *iter;
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gchar *undo_label;
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gboolean locked = g_variant_get_boolean (value);
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for (iter = items; iter; iter = iter->next)
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if (pika_item_can_lock_content (iter->data))
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{
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if (! locked && ! pika_item_get_lock_content (iter->data))
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{
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/* When unlocking, we expect all selected items to be locked. */
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g_list_free (locked_items);
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return;
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}
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else if (locked != pika_item_get_lock_content (iter->data))
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{
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locked_items = g_list_prepend (locked_items, iter->data);
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}
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}
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if (! locked_items)
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return;
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if (locked)
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undo_label = _("Lock content");
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else
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undo_label = _("Unlock content");
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pika_image_undo_group_start (image,
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PIKA_UNDO_GROUP_ITEM_LOCK_CONTENTS,
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undo_label);
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for (iter = locked_items; iter; iter = iter->next)
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pika_item_set_lock_content (iter->data, locked, TRUE);
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pika_image_flush (image);
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pika_image_undo_group_end (image);
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g_list_free (locked_items);
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}
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void
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items_lock_position_cmd_callback (PikaAction *action,
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GVariant *value,
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PikaImage *image,
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GList *items)
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{
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GList *iter;
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GList *locked_items = NULL;
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gchar *undo_label;
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gboolean locked = g_variant_get_boolean (value);
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for (iter = items; iter; iter = iter->next)
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if (pika_item_can_lock_position (iter->data))
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{
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if (! locked && ! pika_item_get_lock_position (iter->data))
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{
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/* When unlocking, we expect all selected items to be locked. */
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g_list_free (locked_items);
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return;
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}
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else if (locked != pika_item_get_lock_position (iter->data))
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{
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locked_items = g_list_prepend (locked_items, iter->data);
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}
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}
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if (! locked_items)
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return;
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if (locked)
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undo_label = _("Lock position");
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else
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undo_label = _("Unlock position");
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pika_image_undo_group_start (image,
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PIKA_UNDO_GROUP_ITEM_LOCK_POSITION,
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undo_label);
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for (iter = locked_items; iter; iter = iter->next)
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pika_item_set_lock_position (iter->data, locked, TRUE);
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pika_image_flush (image);
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pika_image_undo_group_end (image);
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g_list_free (locked_items);
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}
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void
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items_color_tag_cmd_callback (PikaAction *action,
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PikaImage *image,
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GList *items,
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PikaColorTag color_tag)
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{
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PikaUndo *undo;
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gboolean push_undo = TRUE;
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GList *iter;
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if (g_list_length (items) == 1)
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{
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undo = pika_image_undo_can_compress (image, PIKA_TYPE_ITEM_UNDO,
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PIKA_UNDO_ITEM_COLOR_TAG);
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if (undo && PIKA_ITEM_UNDO (undo)->item == PIKA_ITEM (items->data))
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push_undo = FALSE;
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}
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else
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{
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/* TODO: undo groups cannot be compressed so far. */
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pika_image_undo_group_start (image,
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PIKA_UNDO_GROUP_ITEM_PROPERTIES,
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"Item color tag");
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}
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for (iter = items; iter; iter = iter->next)
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if (color_tag != pika_item_get_color_tag (iter->data))
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pika_item_set_color_tag (iter->data, color_tag, push_undo);
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if (g_list_length (items) != 1)
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pika_image_undo_group_end (image);
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pika_image_flush (image);
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}
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void
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items_fill_cmd_callback (PikaAction *action,
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PikaImage *image,
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GList *items,
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const gchar *dialog_title,
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const gchar *dialog_icon_name,
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const gchar *dialog_help_id,
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gpointer data)
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{
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GList *drawables;
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GtkWidget *dialog;
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GtkWidget *widget;
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return_if_no_widget (widget, data);
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drawables = pika_image_get_selected_drawables (image);
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if (! drawables)
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{
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pika_message_literal (image->pika,
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G_OBJECT (widget), PIKA_MESSAGE_WARNING,
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_("There are no selected items to fill."));
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return;
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}
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dialog = fill_dialog_new (items,
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drawables,
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action_data_get_context (data),
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dialog_title,
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dialog_icon_name,
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dialog_help_id,
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widget,
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PIKA_DIALOG_CONFIG (image->pika->config)->fill_options,
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items_fill_callback,
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NULL);
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gtk_window_present (GTK_WINDOW (dialog));
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g_list_free (drawables);
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}
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void
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items_fill_last_vals_cmd_callback (PikaAction *action,
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PikaImage *image,
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GList *items,
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gpointer data)
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{
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GList *drawables;
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PikaDialogConfig *config;
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GtkWidget *widget;
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GError *error = NULL;
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return_if_no_widget (widget, data);
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drawables = pika_image_get_selected_drawables (image);
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if (! drawables)
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{
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pika_message_literal (image->pika,
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G_OBJECT (widget), PIKA_MESSAGE_WARNING,
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_("There are no selected layers or channels to fill."));
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return;
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}
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config = PIKA_DIALOG_CONFIG (image->pika->config);
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pika_image_undo_group_start (image,
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PIKA_UNDO_GROUP_DRAWABLE_MOD,
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"Fill");
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for (GList *iter = items; iter; iter = iter->next)
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if (! pika_item_fill (iter->data, drawables,
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config->fill_options, TRUE, NULL, &error))
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{
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pika_message_literal (image->pika, G_OBJECT (widget),
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PIKA_MESSAGE_WARNING, error->message);
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g_clear_error (&error);
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break;
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}
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pika_image_undo_group_end (image);
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pika_image_flush (image);
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g_list_free (drawables);
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}
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void
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items_stroke_cmd_callback (PikaAction *action,
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PikaImage *image,
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GList *items,
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const gchar *dialog_title,
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const gchar *dialog_icon_name,
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const gchar *dialog_help_id,
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gpointer data)
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{
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GList *drawables;
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GtkWidget *dialog;
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GtkWidget *widget;
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return_if_no_widget (widget, data);
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drawables = pika_image_get_selected_drawables (image);
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if (! drawables)
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{
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pika_message_literal (image->pika,
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G_OBJECT (widget), PIKA_MESSAGE_WARNING,
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_("There are no selected layers or channels to stroke to."));
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return;
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}
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dialog = stroke_dialog_new (items,
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drawables,
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action_data_get_context (data),
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dialog_title,
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dialog_icon_name,
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dialog_help_id,
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widget,
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PIKA_DIALOG_CONFIG (image->pika->config)->stroke_options,
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items_stroke_callback,
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NULL);
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gtk_window_present (GTK_WINDOW (dialog));
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g_list_free (drawables);
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}
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void
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items_stroke_last_vals_cmd_callback (PikaAction *action,
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PikaImage *image,
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GList *items,
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gpointer data)
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{
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GList *drawables;
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PikaDialogConfig *config;
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GtkWidget *widget;
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GError *error = NULL;
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return_if_no_widget (widget, data);
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drawables = pika_image_get_selected_drawables (image);
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if (! drawables)
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{
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pika_message_literal (image->pika,
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G_OBJECT (widget), PIKA_MESSAGE_WARNING,
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_("There are no selected layers or channels to stroke to."));
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return;
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}
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config = PIKA_DIALOG_CONFIG (image->pika->config);
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pika_image_undo_group_start (image,
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PIKA_UNDO_GROUP_DRAWABLE_MOD,
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"Stroke");
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for (GList *iter = items; iter; iter = iter->next)
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if (! pika_item_stroke (iter->data, drawables,
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action_data_get_context (data),
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config->stroke_options, NULL,
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TRUE, NULL, &error))
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{
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pika_message_literal (image->pika, G_OBJECT (widget),
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PIKA_MESSAGE_WARNING, error->message);
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g_clear_error (&error);
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break;
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}
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pika_image_undo_group_end (image);
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pika_image_flush (image);
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g_list_free (drawables);
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}
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/* private functions */
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static void
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items_fill_callback (GtkWidget *dialog,
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GList *items,
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GList *drawables,
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PikaContext *context,
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PikaFillOptions *options,
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gpointer user_data)
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{
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PikaDialogConfig *config = PIKA_DIALOG_CONFIG (context->pika->config);
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PikaImage *image = pika_item_get_image (items->data);
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GError *error = NULL;
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pika_config_sync (G_OBJECT (options),
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G_OBJECT (config->fill_options), 0);
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pika_image_undo_group_start (image,
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PIKA_UNDO_GROUP_DRAWABLE_MOD,
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"Fill");
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for (GList *iter = items; iter; iter = iter->next)
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if (! pika_item_fill (iter->data, drawables, options, TRUE, NULL, &error))
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{
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pika_message_literal (context->pika,
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G_OBJECT (dialog),
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PIKA_MESSAGE_WARNING,
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error ? error->message : "NULL");
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g_clear_error (&error);
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break;
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}
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pika_image_undo_group_end (image);
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pika_image_flush (image);
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gtk_widget_destroy (dialog);
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}
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static void
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items_stroke_callback (GtkWidget *dialog,
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GList *items,
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GList *drawables,
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PikaContext *context,
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PikaStrokeOptions *options,
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gpointer data)
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{
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PikaDialogConfig *config = PIKA_DIALOG_CONFIG (context->pika->config);
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PikaImage *image = pika_item_get_image (items->data);
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GError *error = NULL;
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pika_config_sync (G_OBJECT (options),
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G_OBJECT (config->stroke_options), 0);
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pika_image_undo_group_start (image,
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PIKA_UNDO_GROUP_DRAWABLE_MOD,
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"Stroke");
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for (GList *iter = items; iter; iter = iter->next)
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if (! pika_item_stroke (iter->data, drawables, context, options, NULL,
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TRUE, NULL, &error))
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{
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pika_message_literal (context->pika,
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G_OBJECT (dialog),
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PIKA_MESSAGE_WARNING,
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error ? error->message : "NULL");
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g_clear_error (&error);
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break;
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}
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pika_image_undo_group_end (image);
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pika_image_flush (image);
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gtk_widget_destroy (dialog);
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}
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