566 lines
19 KiB
C
566 lines
19 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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* PikaImagePropView
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* Copyright (C) 2005 Michael Natterer <mitch@gimp.org>
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* Copyright (C) 2006 Sven Neumann <sven@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/pika.h"
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#include "core/pikacontainer.h"
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#include "core/pikaimage.h"
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#include "core/pikaimage-colormap.h"
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#include "core/pikaimage-undo.h"
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#include "core/pikaundostack.h"
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#include "core/pika-utils.h"
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#include "plug-in/pikapluginmanager-file.h"
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#include "plug-in/pikapluginprocedure.h"
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#include "pikaimagepropview.h"
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#include "pikapropwidgets.h"
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#include "pika-intl.h"
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enum
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{
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PROP_0,
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PROP_IMAGE
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};
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static void pika_image_prop_view_constructed (GObject *object);
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static void pika_image_prop_view_set_property (GObject *object,
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guint property_id,
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const GValue *value,
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GParamSpec *pspec);
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static void pika_image_prop_view_get_property (GObject *object,
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guint property_id,
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GValue *value,
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GParamSpec *pspec);
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static GtkWidget * pika_image_prop_view_add_label (GtkGrid *grid,
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gint row,
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const gchar *text);
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static void pika_image_prop_view_undo_event (PikaImage *image,
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PikaUndoEvent event,
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PikaUndo *undo,
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PikaImagePropView *view);
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static void pika_image_prop_view_update (PikaImagePropView *view);
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static void pika_image_prop_view_file_update (PikaImagePropView *view);
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static void pika_image_prop_view_realize (PikaImagePropView *view,
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gpointer user_data);
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G_DEFINE_TYPE (PikaImagePropView, pika_image_prop_view, GTK_TYPE_GRID)
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#define parent_class pika_image_prop_view_parent_class
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static void
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pika_image_prop_view_class_init (PikaImagePropViewClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->constructed = pika_image_prop_view_constructed;
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object_class->set_property = pika_image_prop_view_set_property;
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object_class->get_property = pika_image_prop_view_get_property;
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g_object_class_install_property (object_class, PROP_IMAGE,
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g_param_spec_object ("image", NULL, NULL,
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PIKA_TYPE_IMAGE,
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PIKA_PARAM_READWRITE |
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G_PARAM_CONSTRUCT_ONLY));
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}
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static void
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pika_image_prop_view_init (PikaImagePropView *view)
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{
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GtkGrid *grid = GTK_GRID (view);
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gint row = 0;
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gtk_grid_set_column_spacing (grid, 6);
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gtk_grid_set_row_spacing (grid, 3);
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view->pixel_size_label =
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pika_image_prop_view_add_label (grid, row++, _("Size in pixels:"));
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view->print_size_label =
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pika_image_prop_view_add_label (grid, row++, _("Print size:"));
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view->resolution_label =
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pika_image_prop_view_add_label (grid, row++, _("Resolution:"));
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view->colorspace_label =
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pika_image_prop_view_add_label (grid, row++, _("Color space:"));
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view->precision_label =
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pika_image_prop_view_add_label (grid, row++, _("Precision:"));
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gtk_widget_set_margin_bottom (view->precision_label, 12);
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view->filename_label =
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pika_image_prop_view_add_label (grid, row++, _("File Name:"));
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gtk_label_set_ellipsize (GTK_LABEL (view->filename_label),
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PANGO_ELLIPSIZE_MIDDLE);
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/* See pika_image_prop_view_realize(). */
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gtk_label_set_max_width_chars (GTK_LABEL (view->filename_label), 25);
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view->filesize_label =
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pika_image_prop_view_add_label (grid, row++, _("File Size:"));
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view->filetype_label =
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pika_image_prop_view_add_label (grid, row++, _("File Type:"));
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gtk_widget_set_margin_bottom (view->filetype_label, 12);
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view->memsize_label =
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pika_image_prop_view_add_label (grid, row++, _("Size in memory:"));
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view->undo_label =
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pika_image_prop_view_add_label (grid, row++, _("Undo steps:"));
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view->redo_label =
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pika_image_prop_view_add_label (grid, row++, _("Redo steps:"));
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gtk_widget_set_margin_bottom (view->redo_label, 12);
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view->pixels_label =
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pika_image_prop_view_add_label (grid, row++, _("Number of pixels:"));
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view->layers_label =
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pika_image_prop_view_add_label (grid, row++, _("Number of layers:"));
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view->channels_label =
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pika_image_prop_view_add_label (grid, row++, _("Number of channels:"));
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view->vectors_label =
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pika_image_prop_view_add_label (grid, row++, _("Number of paths:"));
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g_signal_connect (view, "realize",
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G_CALLBACK (pika_image_prop_view_realize),
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NULL);
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}
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static void
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pika_image_prop_view_constructed (GObject *object)
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{
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PikaImagePropView *view = PIKA_IMAGE_PROP_VIEW (object);
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G_OBJECT_CLASS (parent_class)->constructed (object);
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pika_assert (view->image != NULL);
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g_signal_connect_object (view->image, "name-changed",
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G_CALLBACK (pika_image_prop_view_file_update),
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G_OBJECT (view),
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G_CONNECT_SWAPPED);
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g_signal_connect_object (view->image, "size-changed",
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G_CALLBACK (pika_image_prop_view_update),
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G_OBJECT (view),
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G_CONNECT_SWAPPED);
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g_signal_connect_object (view->image, "resolution-changed",
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G_CALLBACK (pika_image_prop_view_update),
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G_OBJECT (view),
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G_CONNECT_SWAPPED);
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g_signal_connect_object (view->image, "unit-changed",
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G_CALLBACK (pika_image_prop_view_update),
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G_OBJECT (view),
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G_CONNECT_SWAPPED);
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g_signal_connect_object (view->image, "mode-changed",
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G_CALLBACK (pika_image_prop_view_update),
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G_OBJECT (view),
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G_CONNECT_SWAPPED);
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g_signal_connect_object (view->image, "undo-event",
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G_CALLBACK (pika_image_prop_view_undo_event),
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G_OBJECT (view),
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0);
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pika_image_prop_view_update (view);
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pika_image_prop_view_file_update (view);
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}
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static void
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pika_image_prop_view_set_property (GObject *object,
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guint property_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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PikaImagePropView *view = PIKA_IMAGE_PROP_VIEW (object);
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switch (property_id)
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{
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case PROP_IMAGE:
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view->image = g_value_get_object (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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static void
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pika_image_prop_view_get_property (GObject *object,
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guint property_id,
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GValue *value,
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GParamSpec *pspec)
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{
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PikaImagePropView *view = PIKA_IMAGE_PROP_VIEW (object);
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switch (property_id)
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{
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case PROP_IMAGE:
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g_value_set_object (value, view->image);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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/* public functions */
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GtkWidget *
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pika_image_prop_view_new (PikaImage *image)
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{
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g_return_val_if_fail (PIKA_IS_IMAGE (image), NULL);
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return g_object_new (PIKA_TYPE_IMAGE_PROP_VIEW,
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"image", image,
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NULL);
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}
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/* private functions */
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static GtkWidget *
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pika_image_prop_view_add_label (GtkGrid *grid,
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gint row,
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const gchar *text)
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{
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GtkWidget *label;
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GtkWidget *desc;
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desc = g_object_new (GTK_TYPE_LABEL,
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"label", text,
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"xalign", 1.0,
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"yalign", 0.0,
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NULL);
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pika_label_set_attributes (GTK_LABEL (desc),
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PANGO_ATTR_WEIGHT, PANGO_WEIGHT_BOLD,
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-1);
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gtk_grid_attach (grid, desc, 0, row, 1, 1);
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gtk_widget_show (desc);
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label = g_object_new (GTK_TYPE_LABEL,
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"xalign", 0.0,
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"yalign", 0.5,
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"selectable", TRUE,
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NULL);
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gtk_grid_attach (grid, label, 1, row, 1, 1);
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gtk_widget_show (label);
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return label;
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}
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static void
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pika_image_prop_view_label_set_memsize (GtkWidget *label,
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PikaObject *object)
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{
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gchar *str = g_format_size (pika_object_get_memsize (object, NULL));
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gtk_label_set_text (GTK_LABEL (label), str);
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g_free (str);
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}
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static void
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pika_image_prop_view_label_set_filename (GtkWidget *label,
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PikaImage *image)
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{
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GFile *file = pika_image_get_any_file (image);
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if (file)
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{
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gtk_label_set_text (GTK_LABEL (label),
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pika_file_get_utf8_name (file));
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/* In case the label is ellipsized. */
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gtk_widget_set_tooltip_text (GTK_WIDGET (label),
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pika_file_get_utf8_name (file));
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}
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else
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{
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gtk_label_set_text (GTK_LABEL (label), NULL);
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pika_help_set_help_data (gtk_widget_get_parent (label), NULL, NULL);
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}
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}
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static void
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pika_image_prop_view_label_set_filesize (GtkWidget *label,
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PikaImage *image)
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{
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GFile *file = pika_image_get_any_file (image);
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if (file)
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{
|
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GFileInfo *info = g_file_query_info (file,
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G_FILE_ATTRIBUTE_STANDARD_SIZE,
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G_FILE_QUERY_INFO_NONE,
|
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NULL, NULL);
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|
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if (info)
|
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{
|
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goffset size = g_file_info_get_attribute_uint64 (info, G_FILE_ATTRIBUTE_STANDARD_SIZE);
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gchar *str = g_format_size (size);
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gtk_label_set_text (GTK_LABEL (label), str);
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g_free (str);
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g_object_unref (info);
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}
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||
else
|
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{
|
||
gtk_label_set_text (GTK_LABEL (label), NULL);
|
||
}
|
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}
|
||
else
|
||
{
|
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gtk_label_set_text (GTK_LABEL (label), NULL);
|
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}
|
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}
|
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|
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static void
|
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pika_image_prop_view_label_set_filetype (GtkWidget *label,
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PikaImage *image)
|
||
{
|
||
PikaPlugInProcedure *proc = pika_image_get_save_proc (image);
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||
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||
if (! proc)
|
||
proc = pika_image_get_load_proc (image);
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||
|
||
if (! proc)
|
||
{
|
||
PikaPlugInManager *manager = image->pika->plug_in_manager;
|
||
GFile *file = pika_image_get_file (image);
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|
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if (file)
|
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proc = pika_plug_in_manager_file_procedure_find (manager,
|
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PIKA_FILE_PROCEDURE_GROUP_OPEN,
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file, NULL);
|
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}
|
||
|
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gtk_label_set_text (GTK_LABEL (label),
|
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proc ?
|
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pika_procedure_get_label (PIKA_PROCEDURE (proc)) : NULL);
|
||
}
|
||
|
||
static void
|
||
pika_image_prop_view_label_set_undo (GtkWidget *label,
|
||
PikaUndoStack *stack)
|
||
{
|
||
gint steps = pika_undo_stack_get_depth (stack);
|
||
|
||
if (steps > 0)
|
||
{
|
||
PikaObject *object = PIKA_OBJECT (stack);
|
||
gchar *str;
|
||
gchar buf[256];
|
||
|
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str = g_format_size (pika_object_get_memsize (object, NULL));
|
||
g_snprintf (buf, sizeof (buf), "%d (%s)", steps, str);
|
||
g_free (str);
|
||
|
||
gtk_label_set_text (GTK_LABEL (label), buf);
|
||
}
|
||
else
|
||
{
|
||
/* no undo (or redo) steps available */
|
||
gtk_label_set_text (GTK_LABEL (label), _("None"));
|
||
}
|
||
}
|
||
|
||
static void
|
||
pika_image_prop_view_undo_event (PikaImage *image,
|
||
PikaUndoEvent event,
|
||
PikaUndo *undo,
|
||
PikaImagePropView *view)
|
||
{
|
||
pika_image_prop_view_update (view);
|
||
}
|
||
|
||
static void
|
||
pika_image_prop_view_update (PikaImagePropView *view)
|
||
{
|
||
PikaImage *image = view->image;
|
||
PikaColorProfile *profile;
|
||
PikaImageBaseType type;
|
||
PikaPrecision precision;
|
||
PikaUnit unit;
|
||
gdouble unit_factor;
|
||
const gchar *desc;
|
||
gchar format_buf[32];
|
||
gchar buf[256];
|
||
gdouble xres;
|
||
gdouble yres;
|
||
|
||
pika_image_get_resolution (image, &xres, &yres);
|
||
|
||
/* pixel size */
|
||
g_snprintf (buf, sizeof (buf), ngettext ("%d × %d pixel",
|
||
"%d × %d pixels",
|
||
pika_image_get_height (image)),
|
||
pika_image_get_width (image),
|
||
pika_image_get_height (image));
|
||
gtk_label_set_text (GTK_LABEL (view->pixel_size_label), buf);
|
||
|
||
/* print size */
|
||
unit = pika_get_default_unit ();
|
||
|
||
g_snprintf (format_buf, sizeof (format_buf), "%%.%df × %%.%df %s",
|
||
pika_unit_get_scaled_digits (unit, xres),
|
||
pika_unit_get_scaled_digits (unit, yres),
|
||
pika_unit_get_plural (unit));
|
||
g_snprintf (buf, sizeof (buf), format_buf,
|
||
pika_pixels_to_units (pika_image_get_width (image), unit, xres),
|
||
pika_pixels_to_units (pika_image_get_height (image), unit, yres));
|
||
gtk_label_set_text (GTK_LABEL (view->print_size_label), buf);
|
||
|
||
/* resolution */
|
||
unit = pika_image_get_unit (image);
|
||
unit_factor = pika_unit_get_factor (unit);
|
||
|
||
g_snprintf (format_buf, sizeof (format_buf), _("pixels/%s"),
|
||
pika_unit_get_abbreviation (unit));
|
||
g_snprintf (buf, sizeof (buf), _("%g × %g %s"),
|
||
xres / unit_factor,
|
||
yres / unit_factor,
|
||
unit == PIKA_UNIT_INCH ? _("ppi") : format_buf);
|
||
gtk_label_set_text (GTK_LABEL (view->resolution_label), buf);
|
||
|
||
/* color space */
|
||
type = pika_image_get_base_type (image);
|
||
pika_enum_get_value (PIKA_TYPE_IMAGE_BASE_TYPE, type,
|
||
NULL, NULL, &desc, NULL);
|
||
|
||
switch (type)
|
||
{
|
||
case PIKA_RGB:
|
||
case PIKA_GRAY:
|
||
profile = pika_color_managed_get_color_profile (PIKA_COLOR_MANAGED (image));
|
||
g_snprintf (buf, sizeof (buf), "%s: %s", desc,
|
||
pika_color_profile_get_label (profile));
|
||
break;
|
||
case PIKA_INDEXED:
|
||
g_snprintf (buf, sizeof (buf),
|
||
ngettext ("Indexed color (monochrome)",
|
||
"Indexed color (%d colors)",
|
||
pika_image_get_colormap_size (image)),
|
||
pika_image_get_colormap_size (image));
|
||
break;
|
||
}
|
||
|
||
gtk_label_set_text (GTK_LABEL (view->colorspace_label), buf);
|
||
gtk_label_set_line_wrap (GTK_LABEL (view->colorspace_label), TRUE);
|
||
|
||
/* precision */
|
||
precision = pika_image_get_precision (image);
|
||
|
||
pika_enum_get_value (PIKA_TYPE_PRECISION, precision,
|
||
NULL, NULL, &desc, NULL);
|
||
|
||
gtk_label_set_text (GTK_LABEL (view->precision_label), desc);
|
||
|
||
/* size in memory */
|
||
pika_image_prop_view_label_set_memsize (view->memsize_label,
|
||
PIKA_OBJECT (image));
|
||
|
||
/* undo / redo */
|
||
pika_image_prop_view_label_set_undo (view->undo_label,
|
||
pika_image_get_undo_stack (image));
|
||
pika_image_prop_view_label_set_undo (view->redo_label,
|
||
pika_image_get_redo_stack (image));
|
||
|
||
/* number of layers */
|
||
g_snprintf (buf, sizeof (buf), "%d",
|
||
pika_image_get_width (image) *
|
||
pika_image_get_height (image));
|
||
gtk_label_set_text (GTK_LABEL (view->pixels_label), buf);
|
||
|
||
/* number of layers */
|
||
g_snprintf (buf, sizeof (buf), "%d",
|
||
pika_image_get_n_layers (image));
|
||
gtk_label_set_text (GTK_LABEL (view->layers_label), buf);
|
||
|
||
/* number of channels */
|
||
g_snprintf (buf, sizeof (buf), "%d",
|
||
pika_image_get_n_channels (image));
|
||
gtk_label_set_text (GTK_LABEL (view->channels_label), buf);
|
||
|
||
/* number of vectors */
|
||
g_snprintf (buf, sizeof (buf), "%d",
|
||
pika_image_get_n_vectors (image));
|
||
gtk_label_set_text (GTK_LABEL (view->vectors_label), buf);
|
||
}
|
||
|
||
static void
|
||
pika_image_prop_view_file_update (PikaImagePropView *view)
|
||
{
|
||
PikaImage *image = view->image;
|
||
|
||
/* filename */
|
||
pika_image_prop_view_label_set_filename (view->filename_label, image);
|
||
|
||
/* filesize */
|
||
pika_image_prop_view_label_set_filesize (view->filesize_label, image);
|
||
|
||
/* filetype */
|
||
pika_image_prop_view_label_set_filetype (view->filetype_label, image);
|
||
}
|
||
|
||
static void
|
||
pika_image_prop_view_realize (PikaImagePropView *view,
|
||
gpointer user_data)
|
||
{
|
||
/* Ugly trick to avoid extra-wide dialog at construction because of
|
||
* overlong file path. Basically I give a reasonable max size at
|
||
* construction (if the path is longer, it is just ellipsized per set
|
||
* rules), then once the widget is realized, I remove the max size,
|
||
* allowing the widget to grow wider if ever the dialog were
|
||
* manually resized (we don't want to keep the label short and
|
||
* ellipsized if the dialog is explicitly made to have enough place).
|
||
*/
|
||
gtk_label_set_max_width_chars (GTK_LABEL (view->filename_label), -1);
|
||
}
|