377 lines
14 KiB
C
377 lines
14 KiB
C
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/* 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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* pikachanneltreeview.c
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* Copyright (C) 2001-2009 Michael Natterer <mitch@gimp.org>
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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 "libpikabase/pikabase.h"
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#include "libpikacolor/pikacolor.h"
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#include "libpikawidgets/pikawidgets.h"
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#include "widgets-types.h"
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#include "core/pikachannel.h"
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#include "core/pikacontainer.h"
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#include "core/pikaimage.h"
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#include "core/pikaimage-undo.h"
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#include "core/pikalayer.h"
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#include "core/pikalayermask.h"
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#include "pikaactiongroup.h"
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#include "pikachanneltreeview.h"
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#include "pikacomponenteditor.h"
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#include "pikacontainerview.h"
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#include "pikadnd.h"
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#include "pikadocked.h"
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#include "pikahelp-ids.h"
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#include "pikauimanager.h"
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#include "pikawidgets-utils.h"
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#include "pika-intl.h"
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struct _PikaChannelTreeViewPrivate
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{
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GtkWidget *component_editor;
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GtkWidget *toselection_button;
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};
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static void pika_channel_tree_view_view_iface_init (PikaContainerViewInterface *iface);
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static void pika_channel_tree_view_constructed (GObject *object);
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static void pika_channel_tree_view_drop_viewables (PikaContainerTreeView *view,
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GList *src_viewables,
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PikaViewable *dest_viewable,
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GtkTreeViewDropPosition drop_pos);
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static void pika_channel_tree_view_drop_component (PikaContainerTreeView *tree_view,
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PikaImage *image,
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PikaChannelType component,
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PikaViewable *dest_viewable,
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GtkTreeViewDropPosition drop_pos);
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static void pika_channel_tree_view_set_image (PikaItemTreeView *item_view,
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PikaImage *image);
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static PikaItem * pika_channel_tree_view_item_new (PikaImage *image);
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static void pika_channel_tree_view_set_context (PikaContainerView *view,
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PikaContext *context);
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static void pika_channel_tree_view_set_view_size (PikaContainerView *view);
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G_DEFINE_TYPE_WITH_CODE (PikaChannelTreeView, pika_channel_tree_view,
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PIKA_TYPE_DRAWABLE_TREE_VIEW,
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G_ADD_PRIVATE (PikaChannelTreeView)
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G_IMPLEMENT_INTERFACE (PIKA_TYPE_CONTAINER_VIEW,
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pika_channel_tree_view_view_iface_init))
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#define parent_class pika_channel_tree_view_parent_class
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static PikaContainerViewInterface *parent_view_iface = NULL;
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static void
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pika_channel_tree_view_class_init (PikaChannelTreeViewClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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PikaContainerTreeViewClass *view_class = PIKA_CONTAINER_TREE_VIEW_CLASS (klass);
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PikaItemTreeViewClass *iv_class = PIKA_ITEM_TREE_VIEW_CLASS (klass);
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object_class->constructed = pika_channel_tree_view_constructed;
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view_class->drop_viewables = pika_channel_tree_view_drop_viewables;
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view_class->drop_component = pika_channel_tree_view_drop_component;
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iv_class->set_image = pika_channel_tree_view_set_image;
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iv_class->item_type = PIKA_TYPE_CHANNEL;
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iv_class->signal_name = "selected-channels-changed";
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iv_class->get_container = pika_image_get_channels;
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iv_class->get_selected_items = (PikaGetItemsFunc) pika_image_get_selected_channels;
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iv_class->set_selected_items = (PikaSetItemsFunc) pika_image_set_selected_channels;
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iv_class->add_item = (PikaAddItemFunc) pika_image_add_channel;
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iv_class->remove_item = (PikaRemoveItemFunc) pika_image_remove_channel;
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iv_class->new_item = pika_channel_tree_view_item_new;
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iv_class->action_group = "channels";
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iv_class->activate_action = "channels-edit-attributes";
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iv_class->new_action = "channels-new";
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iv_class->new_default_action = "channels-new-last-values";
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iv_class->raise_action = "channels-raise";
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iv_class->raise_top_action = "channels-raise-to-top";
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iv_class->lower_action = "channels-lower";
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iv_class->lower_bottom_action = "channels-lower-to-bottom";
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iv_class->duplicate_action = "channels-duplicate";
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iv_class->delete_action = "channels-delete";
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iv_class->lock_content_help_id = PIKA_HELP_CHANNEL_LOCK_PIXELS;
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iv_class->lock_position_help_id = PIKA_HELP_CHANNEL_LOCK_POSITION;
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}
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static void
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pika_channel_tree_view_view_iface_init (PikaContainerViewInterface *view_iface)
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{
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parent_view_iface = g_type_interface_peek_parent (view_iface);
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view_iface->set_context = pika_channel_tree_view_set_context;
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view_iface->set_view_size = pika_channel_tree_view_set_view_size;
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}
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static void
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pika_channel_tree_view_init (PikaChannelTreeView *view)
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{
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view->priv = pika_channel_tree_view_get_instance_private (view);
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view->priv->component_editor = NULL;
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view->priv->toselection_button = NULL;
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}
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static void
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pika_channel_tree_view_constructed (GObject *object)
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{
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PikaChannelTreeView *view = PIKA_CHANNEL_TREE_VIEW (object);
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PikaContainerTreeView *tree_view = PIKA_CONTAINER_TREE_VIEW (object);
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GdkModifierType extend_mask;
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GdkModifierType modify_mask;
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G_OBJECT_CLASS (parent_class)->constructed (object);
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extend_mask = gtk_widget_get_modifier_mask (GTK_WIDGET (object),
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GDK_MODIFIER_INTENT_EXTEND_SELECTION);
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modify_mask = gtk_widget_get_modifier_mask (GTK_WIDGET (object),
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GDK_MODIFIER_INTENT_MODIFY_SELECTION);
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pika_dnd_viewable_dest_add (GTK_WIDGET (tree_view->view), PIKA_TYPE_LAYER,
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NULL, tree_view);
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pika_dnd_viewable_dest_add (GTK_WIDGET (tree_view->view), PIKA_TYPE_LAYER_MASK,
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NULL, tree_view);
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pika_dnd_component_dest_add (GTK_WIDGET (tree_view->view),
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NULL, tree_view);
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view->priv->toselection_button =
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pika_editor_add_action_button (PIKA_EDITOR (view), "channels",
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"channels-selection-replace",
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"channels-selection-add",
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extend_mask,
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"channels-selection-subtract",
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modify_mask,
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"channels-selection-intersect",
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extend_mask | modify_mask,
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NULL);
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pika_container_view_enable_dnd (PIKA_CONTAINER_VIEW (view),
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GTK_BUTTON (view->priv->toselection_button),
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PIKA_TYPE_CHANNEL);
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gtk_box_reorder_child (pika_editor_get_button_box (PIKA_EDITOR (view)),
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view->priv->toselection_button, 4);
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}
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/* PikaContainerTreeView methods */
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static void
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pika_channel_tree_view_drop_viewables (PikaContainerTreeView *tree_view,
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GList *src_viewables,
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PikaViewable *dest_viewable,
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GtkTreeViewDropPosition drop_pos)
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{
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PikaItemTreeView *item_view = PIKA_ITEM_TREE_VIEW (tree_view);
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PikaImage *image = pika_item_tree_view_get_image (item_view);
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PikaItemTreeViewClass *item_view_class;
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GList *iter;
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item_view_class = PIKA_ITEM_TREE_VIEW_GET_CLASS (item_view);
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for (iter = src_viewables; iter; iter = iter->next)
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{
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PikaViewable *src_viewable = iter->data;
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if (PIKA_IS_DRAWABLE (src_viewable) &&
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(image != pika_item_get_image (PIKA_ITEM (src_viewable)) ||
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G_TYPE_FROM_INSTANCE (src_viewable) != item_view_class->item_type))
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{
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PikaItem *new_item;
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PikaItem *parent;
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gint index;
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index = pika_item_tree_view_get_drop_index (item_view, dest_viewable,
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drop_pos,
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(PikaViewable **) &parent);
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new_item = pika_item_convert (PIKA_ITEM (src_viewable),
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pika_item_tree_view_get_image (item_view),
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item_view_class->item_type);
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item_view_class->add_item (image, new_item, parent, index, TRUE);
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pika_image_flush (image);
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return;
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}
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}
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PIKA_CONTAINER_TREE_VIEW_CLASS (parent_class)->drop_viewables (tree_view,
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src_viewables,
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dest_viewable,
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drop_pos);
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}
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static void
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pika_channel_tree_view_drop_component (PikaContainerTreeView *tree_view,
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PikaImage *src_image,
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PikaChannelType component,
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PikaViewable *dest_viewable,
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GtkTreeViewDropPosition drop_pos)
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{
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PikaItemTreeView *item_view = PIKA_ITEM_TREE_VIEW (tree_view);
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PikaImage *image = pika_item_tree_view_get_image (item_view);
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PikaItem *new_item;
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PikaChannel *parent;
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gint index;
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const gchar *desc;
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gchar *name;
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index = pika_item_tree_view_get_drop_index (item_view, dest_viewable,
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drop_pos,
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(PikaViewable **) &parent);
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pika_enum_get_value (PIKA_TYPE_CHANNEL_TYPE, component,
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NULL, NULL, &desc, NULL);
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name = g_strdup_printf (_("%s Channel Copy"), desc);
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new_item = PIKA_ITEM (pika_channel_new_from_component (src_image, component,
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name, NULL));
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/* copied components are invisible by default so subsequent copies
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* of components don't affect each other
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*/
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pika_item_set_visible (new_item, FALSE, FALSE);
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g_free (name);
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if (src_image != image)
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PIKA_ITEM_GET_CLASS (new_item)->convert (new_item, image,
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PIKA_TYPE_CHANNEL);
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pika_image_add_channel (image, PIKA_CHANNEL (new_item), parent, index, TRUE);
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pika_image_flush (image);
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}
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/* PikaItemTreeView methods */
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static void
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pika_channel_tree_view_set_image (PikaItemTreeView *item_view,
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PikaImage *image)
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{
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PikaChannelTreeView *channel_view = PIKA_CHANNEL_TREE_VIEW (item_view);
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if (! channel_view->priv->component_editor)
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{
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PikaContainerView *view = PIKA_CONTAINER_VIEW (item_view);
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gint view_size;
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view_size = pika_container_view_get_view_size (view, NULL);
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channel_view->priv->component_editor =
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pika_component_editor_new (view_size,
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pika_editor_get_menu_factory (PIKA_EDITOR (item_view)));
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pika_docked_set_context (PIKA_DOCKED (channel_view->priv->component_editor),
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pika_container_view_get_context (view));
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gtk_box_pack_start (GTK_BOX (item_view), channel_view->priv->component_editor,
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FALSE, FALSE, 0);
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gtk_box_reorder_child (GTK_BOX (item_view),
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channel_view->priv->component_editor, 0);
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}
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if (! image)
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gtk_widget_hide (channel_view->priv->component_editor);
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pika_image_editor_set_image (PIKA_IMAGE_EDITOR (channel_view->priv->component_editor),
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image);
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PIKA_ITEM_TREE_VIEW_CLASS (parent_class)->set_image (item_view, image);
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if (pika_item_tree_view_get_image (item_view))
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gtk_widget_show (channel_view->priv->component_editor);
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}
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static PikaItem *
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pika_channel_tree_view_item_new (PikaImage *image)
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{
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PikaChannel *new_channel;
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PikaRGB color;
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pika_rgba_set (&color, 0.0, 0.0, 0.0, 0.5);
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pika_image_undo_group_start (image, PIKA_UNDO_GROUP_EDIT_PASTE,
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_("New Channel"));
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new_channel = pika_channel_new (image,
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pika_image_get_width (image),
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pika_image_get_height (image),
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_("Channel"), &color);
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pika_image_add_channel (image, new_channel,
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PIKA_IMAGE_ACTIVE_PARENT, -1, TRUE);
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pika_image_undo_group_end (image);
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return PIKA_ITEM (new_channel);
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|
}
|
||
|
|
|
||
|
|
|
||
|
|
/* PikaContainerView methods */
|
||
|
|
|
||
|
|
static void
|
||
|
|
pika_channel_tree_view_set_context (PikaContainerView *view,
|
||
|
|
PikaContext *context)
|
||
|
|
{
|
||
|
|
PikaChannelTreeView *channel_view = PIKA_CHANNEL_TREE_VIEW (view);
|
||
|
|
|
||
|
|
parent_view_iface->set_context (view, context);
|
||
|
|
|
||
|
|
if (channel_view->priv->component_editor)
|
||
|
|
pika_docked_set_context (PIKA_DOCKED (channel_view->priv->component_editor),
|
||
|
|
context);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
pika_channel_tree_view_set_view_size (PikaContainerView *view)
|
||
|
|
{
|
||
|
|
PikaChannelTreeView *channel_view = PIKA_CHANNEL_TREE_VIEW (view);
|
||
|
|
gint view_size;
|
||
|
|
|
||
|
|
parent_view_iface->set_view_size (view);
|
||
|
|
|
||
|
|
view_size = pika_container_view_get_view_size (view, NULL);
|
||
|
|
|
||
|
|
if (channel_view->priv->component_editor)
|
||
|
|
pika_component_editor_set_view_size (PIKA_COMPONENT_EDITOR (channel_view->priv->component_editor),
|
||
|
|
view_size);
|
||
|
|
}
|
