480 lines
14 KiB
C
480 lines
14 KiB
C
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/* LIBPIKA - The PIKA Library
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* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
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*
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* pikacolordisplay.c
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* Copyright (C) 2002 Michael Natterer <mitch@gimp.org>
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*
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* This library is free software: you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <string.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 "libpikaconfig/pikaconfig.h"
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#include "pikawidgetstypes.h"
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#include "pikacolordisplay.h"
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#include "pikaicons.h"
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/**
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* SECTION: pikacolordisplay
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* @title: PikaColorDisplay
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* @short_description: Pluggable PIKA display color correction modules.
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* @see_also: #GModule, #GTypeModule, #PikaModule
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*
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* Functions and definitions for creating pluggable PIKA
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* display color correction modules.
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**/
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enum
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{
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PROP_0,
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PROP_ENABLED,
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PROP_COLOR_CONFIG,
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PROP_COLOR_MANAGED
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};
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enum
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{
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CHANGED,
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LAST_SIGNAL
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};
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struct _PikaColorDisplayPrivate
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{
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gboolean enabled;
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PikaColorConfig *config;
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PikaColorManaged *managed;
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};
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#define GET_PRIVATE(obj) (((PikaColorDisplay *) (obj))->priv)
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static void pika_color_display_constructed (GObject *object);
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static void pika_color_display_dispose (GObject *object);
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static void pika_color_display_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_color_display_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 void pika_color_display_set_color_config (PikaColorDisplay *display,
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PikaColorConfig *config);
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static void pika_color_display_set_color_managed (PikaColorDisplay *display,
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PikaColorManaged *managed);
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G_DEFINE_TYPE_WITH_CODE (PikaColorDisplay, pika_color_display, G_TYPE_OBJECT,
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G_ADD_PRIVATE (PikaColorDisplay)
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G_IMPLEMENT_INTERFACE (PIKA_TYPE_CONFIG, NULL))
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#define parent_class pika_color_display_parent_class
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static guint display_signals[LAST_SIGNAL] = { 0 };
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static void
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pika_color_display_class_init (PikaColorDisplayClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->constructed = pika_color_display_constructed;
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object_class->dispose = pika_color_display_dispose;
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object_class->set_property = pika_color_display_set_property;
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object_class->get_property = pika_color_display_get_property;
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g_object_class_install_property (object_class, PROP_ENABLED,
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g_param_spec_boolean ("enabled",
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"Enabled",
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"Whether this display filter is enabled",
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TRUE,
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PIKA_PARAM_READWRITE |
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G_PARAM_CONSTRUCT));
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g_object_class_install_property (object_class, PROP_COLOR_CONFIG,
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g_param_spec_object ("color-config",
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"Color Config",
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"The color config used for this filter",
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PIKA_TYPE_COLOR_CONFIG,
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PIKA_PARAM_READWRITE |
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G_PARAM_CONSTRUCT_ONLY));
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g_object_class_install_property (object_class, PROP_COLOR_MANAGED,
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g_param_spec_object ("color-managed",
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"Color Managed",
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"The color managed pixel source that is filtered",
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PIKA_TYPE_COLOR_MANAGED,
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PIKA_PARAM_READWRITE |
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G_PARAM_CONSTRUCT_ONLY));
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display_signals[CHANGED] =
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g_signal_new ("changed",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (PikaColorDisplayClass, changed),
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NULL, NULL, NULL,
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G_TYPE_NONE, 0);
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klass->name = "Unnamed";
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klass->help_id = NULL;
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klass->icon_name = PIKA_ICON_DISPLAY_FILTER;
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klass->convert_buffer = NULL;
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klass->configure = NULL;
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klass->changed = NULL;
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}
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static void
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pika_color_display_init (PikaColorDisplay *display)
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{
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display->priv = pika_color_display_get_instance_private (display);
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}
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static void
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pika_color_display_constructed (GObject *object)
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{
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G_OBJECT_CLASS (parent_class)->constructed (object);
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/* emit an initial "changed" signal after all construct properties are set */
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pika_color_display_changed (PIKA_COLOR_DISPLAY (object));
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}
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static void
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pika_color_display_dispose (GObject *object)
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{
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PikaColorDisplayPrivate *private = GET_PRIVATE (object);
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if (private->config)
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{
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g_signal_handlers_disconnect_by_func (private->config,
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pika_color_display_changed,
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object);
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g_object_unref (private->config);
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private->config = NULL;
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}
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if (private->managed)
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{
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g_signal_handlers_disconnect_by_func (private->managed,
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pika_color_display_changed,
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object);
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g_object_unref (private->managed);
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private->managed = NULL;
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}
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G_OBJECT_CLASS (parent_class)->dispose (object);
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}
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static void
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pika_color_display_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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PikaColorDisplay *display = PIKA_COLOR_DISPLAY (object);
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PikaColorDisplayPrivate *private = GET_PRIVATE (object);
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switch (property_id)
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{
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case PROP_ENABLED:
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private->enabled = g_value_get_boolean (value);
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break;
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case PROP_COLOR_CONFIG:
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pika_color_display_set_color_config (display,
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g_value_get_object (value));
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break;
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case PROP_COLOR_MANAGED:
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pika_color_display_set_color_managed (display,
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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_color_display_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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PikaColorDisplayPrivate *private = GET_PRIVATE (object);
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switch (property_id)
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{
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case PROP_ENABLED:
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g_value_set_boolean (value, private->enabled);
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break;
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case PROP_COLOR_CONFIG:
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g_value_set_object (value, private->config);
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break;
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case PROP_COLOR_MANAGED:
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g_value_set_object (value, private->managed);
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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_color_display_set_color_config (PikaColorDisplay *display,
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PikaColorConfig *config)
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{
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PikaColorDisplayPrivate *private = GET_PRIVATE (display);
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g_return_if_fail (private->config == NULL);
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if (config)
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{
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private->config = g_object_ref (config);
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g_signal_connect_swapped (private->config, "notify",
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G_CALLBACK (pika_color_display_changed),
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display);
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}
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}
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static void
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pika_color_display_set_color_managed (PikaColorDisplay *display,
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PikaColorManaged *managed)
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{
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PikaColorDisplayPrivate *private = GET_PRIVATE (display);
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g_return_if_fail (private->managed == NULL);
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if (managed)
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{
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private->managed = g_object_ref (managed);
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g_signal_connect_swapped (private->managed, "profile-changed",
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G_CALLBACK (pika_color_display_changed),
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display);
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}
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}
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/**
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* pika_color_display_clone:
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* @display: a #PikaColorDisplay
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*
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* Creates a copy of @display.
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*
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* Returns: (transfer full): a duplicate of @display.
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*
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* Since: 2.0
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**/
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PikaColorDisplay *
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pika_color_display_clone (PikaColorDisplay *display)
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{
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g_return_val_if_fail (PIKA_IS_COLOR_DISPLAY (display), NULL);
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return PIKA_COLOR_DISPLAY (pika_config_duplicate (PIKA_CONFIG (display)));
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}
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/**
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* pika_color_display_convert_buffer:
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* @display: a #PikaColorDisplay
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* @buffer: a #GeglBuffer
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* @area: area in @buffer to convert
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*
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* Converts all pixels in @area of @buffer.
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*
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* Since: 2.10
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**/
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void
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pika_color_display_convert_buffer (PikaColorDisplay *display,
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GeglBuffer *buffer,
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GeglRectangle *area)
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{
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PikaColorDisplayPrivate *private;
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g_return_if_fail (PIKA_IS_COLOR_DISPLAY (display));
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g_return_if_fail (GEGL_IS_BUFFER (buffer));
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private = GET_PRIVATE (display);
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if (private->enabled &&
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PIKA_COLOR_DISPLAY_GET_CLASS (display)->convert_buffer)
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{
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PIKA_COLOR_DISPLAY_GET_CLASS (display)->convert_buffer (display, buffer,
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area);
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}
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}
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/**
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* pika_color_display_load_state:
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* @display: a #PikaColorDisplay
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* @state: a #PikaParasite
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*
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* Configures @display from the contents of the parasite @state.
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* @state must be a properly serialized configuration for a
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* #PikaColorDisplay, such as saved by pika_color_display_save_state().
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*
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* Since: 2.0
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**/
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void
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pika_color_display_load_state (PikaColorDisplay *display,
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PikaParasite *state)
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{
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g_return_if_fail (PIKA_IS_COLOR_DISPLAY (display));
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g_return_if_fail (state != NULL);
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pika_config_deserialize_parasite (PIKA_CONFIG (display),
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state,
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NULL, NULL);
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}
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/**
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* pika_color_display_save_state:
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* @display: a #PikaColorDisplay
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*
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* Saves the configuration state of @display as a new parasite.
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*
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* Returns: (transfer full): a #PikaParasite
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*
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* Since: 2.0
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**/
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PikaParasite *
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pika_color_display_save_state (PikaColorDisplay *display)
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{
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g_return_val_if_fail (PIKA_IS_COLOR_DISPLAY (display), NULL);
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return pika_config_serialize_to_parasite (PIKA_CONFIG (display),
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"Display/Proof",
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PIKA_PARASITE_PERSISTENT,
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NULL);
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}
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/**
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* pika_color_display_configure:
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* @display: a #PikaColorDisplay
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*
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* Creates a configuration widget for @display which can be added to a
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* container widget.
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*
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* Returns: (transfer full): a new configuration widget for @display, or
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* %NULL if no specific widget exists.
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*
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* Since: 2.0
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**/
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GtkWidget *
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pika_color_display_configure (PikaColorDisplay *display)
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||
|
|
{
|
||
|
|
g_return_val_if_fail (PIKA_IS_COLOR_DISPLAY (display), NULL);
|
||
|
|
|
||
|
|
if (PIKA_COLOR_DISPLAY_GET_CLASS (display)->configure)
|
||
|
|
return PIKA_COLOR_DISPLAY_GET_CLASS (display)->configure (display);
|
||
|
|
|
||
|
|
return NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
pika_color_display_configure_reset (PikaColorDisplay *display)
|
||
|
|
{
|
||
|
|
g_return_if_fail (PIKA_IS_COLOR_DISPLAY (display));
|
||
|
|
|
||
|
|
pika_config_reset (PIKA_CONFIG (display));
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
pika_color_display_changed (PikaColorDisplay *display)
|
||
|
|
{
|
||
|
|
g_return_if_fail (PIKA_IS_COLOR_DISPLAY (display));
|
||
|
|
|
||
|
|
g_signal_emit (display, display_signals[CHANGED], 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
pika_color_display_set_enabled (PikaColorDisplay *display,
|
||
|
|
gboolean enabled)
|
||
|
|
{
|
||
|
|
PikaColorDisplayPrivate *private;
|
||
|
|
|
||
|
|
g_return_if_fail (PIKA_IS_COLOR_DISPLAY (display));
|
||
|
|
|
||
|
|
private = GET_PRIVATE (display);
|
||
|
|
|
||
|
|
if (enabled != private->enabled)
|
||
|
|
{
|
||
|
|
g_object_set (display,
|
||
|
|
"enabled", enabled,
|
||
|
|
NULL);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
gboolean
|
||
|
|
pika_color_display_get_enabled (PikaColorDisplay *display)
|
||
|
|
{
|
||
|
|
g_return_val_if_fail (PIKA_IS_COLOR_DISPLAY (display), FALSE);
|
||
|
|
|
||
|
|
return GET_PRIVATE (display)->enabled;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* pika_color_display_get_config:
|
||
|
|
* @display:
|
||
|
|
*
|
||
|
|
* Returns: (transfer none): a pointer to the #PikaColorConfig
|
||
|
|
* object or %NULL.
|
||
|
|
*
|
||
|
|
* Since: 2.4
|
||
|
|
**/
|
||
|
|
PikaColorConfig *
|
||
|
|
pika_color_display_get_config (PikaColorDisplay *display)
|
||
|
|
{
|
||
|
|
g_return_val_if_fail (PIKA_IS_COLOR_DISPLAY (display), NULL);
|
||
|
|
|
||
|
|
return GET_PRIVATE (display)->config;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* pika_color_display_get_managed:
|
||
|
|
* @display:
|
||
|
|
*
|
||
|
|
* Returns: (transfer none): a pointer to the #PikaColorManaged
|
||
|
|
* object or %NULL.
|
||
|
|
*
|
||
|
|
* Since: 2.4
|
||
|
|
**/
|
||
|
|
PikaColorManaged *
|
||
|
|
pika_color_display_get_managed (PikaColorDisplay *display)
|
||
|
|
{
|
||
|
|
g_return_val_if_fail (PIKA_IS_COLOR_DISPLAY (display), NULL);
|
||
|
|
|
||
|
|
return GET_PRIVATE (display)->managed;
|
||
|
|
}
|
