PIKApp/app/widgets/pikaviewrendererlayer.c

103 lines
3.1 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
*
* pikaviewrendererlayer.c
* Copyright (C) 2003 Michael Natterer <mitch@gimp.org>
*
* 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 "widgets-types.h"
#include "config/pikacoreconfig.h"
#include "core/pika.h"
#include "core/pikacontainer.h"
#include "core/pikaimage.h"
#include "text/pikatextlayer.h"
#include "pikaviewrendererlayer.h"
static void pika_view_renderer_layer_render (PikaViewRenderer *renderer,
GtkWidget *widget);
G_DEFINE_TYPE (PikaViewRendererLayer, pika_view_renderer_layer,
PIKA_TYPE_VIEW_RENDERER_DRAWABLE)
#define parent_class pika_view_renderer_layer_parent_class
static void
pika_view_renderer_layer_class_init (PikaViewRendererLayerClass *klass)
{
PikaViewRendererClass *renderer_class = PIKA_VIEW_RENDERER_CLASS (klass);
renderer_class->render = pika_view_renderer_layer_render;
}
static void
pika_view_renderer_layer_init (PikaViewRendererLayer *renderer)
{
}
static void
pika_view_renderer_layer_render (PikaViewRenderer *renderer,
GtkWidget *widget)
{
const gchar *icon_name = NULL;
if (pika_layer_is_floating_sel (PIKA_LAYER (renderer->viewable)))
{
icon_name = PIKA_ICON_LAYER_FLOATING_SELECTION;
}
else if (pika_item_is_text_layer (PIKA_ITEM (renderer->viewable)))
{
icon_name = pika_viewable_get_icon_name (renderer->viewable);
}
else
{
PikaContainer *children = pika_viewable_get_children (renderer->viewable);
if (children)
{
PikaItem *item = PIKA_ITEM (renderer->viewable);
PikaImage *image = pika_item_get_image (item);
if (pika_container_get_n_children (children) == 0)
icon_name = "folder";
else if (image && ! image->pika->config->group_layer_previews)
icon_name = pika_viewable_get_icon_name (renderer->viewable);
}
}
if (icon_name)
pika_view_renderer_render_icon (renderer, widget, icon_name);
else
PIKA_VIEW_RENDERER_CLASS (parent_class)->render (renderer, widget);
}