mirror of https://github.com/GNOME/gimp.git
559 lines
16 KiB
C
559 lines
16 KiB
C
/* LIBGIMP - The GIMP Library
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* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
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*
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* gimpcolordisplay.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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* <http://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 "libgimpbase/gimpbase.h"
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#include "libgimpcolor/gimpcolor.h"
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#include "libgimpconfig/gimpconfig.h"
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#include "gimpwidgetstypes.h"
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#include "gimpcolordisplay.h"
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#include "gimpicons.h"
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/**
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* SECTION: gimpcolordisplay
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* @title: GimpColorDisplay
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* @short_description: Pluggable GIMP display color correction modules.
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* @see_also: #GModule, #GTypeModule, #GimpModule
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*
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* Functions and definitions for creating pluggable GIMP
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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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typedef struct
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{
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GimpColorConfig *config;
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GimpColorManaged *managed;
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} GimpColorDisplayPrivate;
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#define GIMP_COLOR_DISPLAY_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GIMP_TYPE_COLOR_DISPLAY, GimpColorDisplayPrivate))
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static void gimp_color_display_constructed (GObject *object);
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static void gimp_color_display_dispose (GObject *object);
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static void gimp_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 gimp_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 gimp_color_display_set_color_config (GimpColorDisplay *display,
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GimpColorConfig *config);
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static void gimp_color_display_set_color_managed (GimpColorDisplay *display,
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GimpColorManaged *managed);
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G_DEFINE_TYPE_WITH_CODE (GimpColorDisplay, gimp_color_display, G_TYPE_OBJECT,
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G_IMPLEMENT_INTERFACE (GIMP_TYPE_CONFIG, NULL))
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#define parent_class gimp_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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gimp_color_display_class_init (GimpColorDisplayClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->constructed = gimp_color_display_constructed;
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object_class->dispose = gimp_color_display_dispose;
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object_class->set_property = gimp_color_display_set_property;
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object_class->get_property = gimp_color_display_get_property;
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g_type_class_add_private (object_class, sizeof (GimpColorDisplayPrivate));
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g_object_class_install_property (object_class, PROP_ENABLED,
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g_param_spec_boolean ("enabled", NULL, NULL,
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TRUE,
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GIMP_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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NULL, NULL,
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GIMP_TYPE_COLOR_CONFIG,
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GIMP_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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NULL, NULL,
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GIMP_TYPE_COLOR_MANAGED,
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GIMP_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 (GimpColorDisplayClass, changed),
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NULL, NULL,
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g_cclosure_marshal_VOID__VOID,
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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 = GIMP_STOCK_DISPLAY_FILTER;
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klass->clone = NULL;
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klass->convert_buffer = NULL;
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klass->convert_surface = NULL;
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klass->convert = NULL;
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klass->load_state = NULL;
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klass->save_state = NULL;
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klass->configure = NULL;
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klass->configure_reset = NULL;
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klass->changed = NULL;
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}
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static void
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gimp_color_display_init (GimpColorDisplay *display)
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{
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display->enabled = FALSE;
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}
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static void
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gimp_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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gimp_color_display_changed (GIMP_COLOR_DISPLAY (object));
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}
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static void
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gimp_color_display_dispose (GObject *object)
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{
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GimpColorDisplayPrivate *private = GIMP_COLOR_DISPLAY_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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gimp_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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gimp_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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gimp_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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GimpColorDisplay *display = GIMP_COLOR_DISPLAY (object);
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switch (property_id)
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{
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case PROP_ENABLED:
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display->enabled = g_value_get_boolean (value);
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break;
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case PROP_COLOR_CONFIG:
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gimp_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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gimp_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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gimp_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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GimpColorDisplay *display = GIMP_COLOR_DISPLAY (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, display->enabled);
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break;
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case PROP_COLOR_CONFIG:
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g_value_set_object (value,
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GIMP_COLOR_DISPLAY_GET_PRIVATE (display)->config);
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break;
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case PROP_COLOR_MANAGED:
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g_value_set_object (value,
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GIMP_COLOR_DISPLAY_GET_PRIVATE (display)->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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gimp_color_display_set_color_config (GimpColorDisplay *display,
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GimpColorConfig *config)
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{
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GimpColorDisplayPrivate *private = GIMP_COLOR_DISPLAY_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 (gimp_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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gimp_color_display_set_color_managed (GimpColorDisplay *display,
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GimpColorManaged *managed)
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{
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GimpColorDisplayPrivate *private = GIMP_COLOR_DISPLAY_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 (gimp_color_display_changed),
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display);
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}
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}
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/**
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* gimp_color_display_new:
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* @display_type: the GType of the GimpColorDisplay to instantiate.
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*
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* This function is deprecated. Please use g_object_new() directly.
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*
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* Return value: a new %GimpColorDisplay object.
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**/
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GimpColorDisplay *
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gimp_color_display_new (GType display_type)
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{
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g_return_val_if_fail (g_type_is_a (display_type, GIMP_TYPE_COLOR_DISPLAY),
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NULL);
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return g_object_new (display_type, NULL);
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}
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GimpColorDisplay *
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gimp_color_display_clone (GimpColorDisplay *display)
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{
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g_return_val_if_fail (GIMP_IS_COLOR_DISPLAY (display), NULL);
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/* implementing the clone method is deprecated
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*/
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if (GIMP_COLOR_DISPLAY_GET_CLASS (display)->clone)
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{
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GimpColorDisplay *clone;
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clone = GIMP_COLOR_DISPLAY_GET_CLASS (display)->clone (display);
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if (clone)
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{
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GimpColorDisplayPrivate *private;
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private = GIMP_COLOR_DISPLAY_GET_PRIVATE (display);
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g_object_set (clone,
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"enabled", display->enabled,
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"color-managed", private->managed,
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NULL);
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}
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return clone;
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}
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return GIMP_COLOR_DISPLAY (gimp_config_duplicate (GIMP_CONFIG (display)));
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}
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/**
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* gimp_color_display_convert_buffer:
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* @display: a #GimpColorDisplay
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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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gimp_color_display_convert_buffer (GimpColorDisplay *display,
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GeglBuffer *buffer,
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GeglRectangle *area)
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{
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g_return_if_fail (GIMP_IS_COLOR_DISPLAY (display));
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g_return_if_fail (GEGL_IS_BUFFER (buffer));
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if (display->enabled &&
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GIMP_COLOR_DISPLAY_GET_CLASS (display)->convert_buffer)
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{
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GIMP_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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* gimp_color_display_convert_surface:
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* @display: a #GimpColorDisplay
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* @surface: a #cairo_image_surface_t of type ARGB32
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*
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* Converts all pixels in @surface.
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*
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* Since: 2.8
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*
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* Deprecated: GIMP 2.8: Use gimp_color_display_convert_buffer() instead.
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**/
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void
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gimp_color_display_convert_surface (GimpColorDisplay *display,
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cairo_surface_t *surface)
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{
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g_return_if_fail (GIMP_IS_COLOR_DISPLAY (display));
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g_return_if_fail (surface != NULL);
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g_return_if_fail (cairo_surface_get_type (surface) ==
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CAIRO_SURFACE_TYPE_IMAGE);
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if (display->enabled &&
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GIMP_COLOR_DISPLAY_GET_CLASS (display)->convert_surface)
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{
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cairo_surface_flush (surface);
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GIMP_COLOR_DISPLAY_GET_CLASS (display)->convert_surface (display, surface);
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cairo_surface_mark_dirty (surface);
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}
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}
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/**
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* gimp_color_display_convert:
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* @display: a #GimpColorDisplay
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* @buf: the pixel buffer to convert
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* @width: the width of the buffer
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* @height: the height of the buffer
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* @bpp: the number of bytes per pixel
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* @bpl: the buffer's rowstride
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*
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* Converts all pixels in @buf.
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*
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* Deprecated: GIMP 2.8: Use gimp_color_display_convert_buffer() instead.
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**/
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void
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gimp_color_display_convert (GimpColorDisplay *display,
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guchar *buf,
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gint width,
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gint height,
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gint bpp,
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gint bpl)
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{
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g_return_if_fail (GIMP_IS_COLOR_DISPLAY (display));
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/* implementing the convert method is deprecated
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*/
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if (display->enabled && GIMP_COLOR_DISPLAY_GET_CLASS (display)->convert)
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GIMP_COLOR_DISPLAY_GET_CLASS (display)->convert (display, buf,
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width, height,
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bpp, bpl);
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}
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void
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gimp_color_display_load_state (GimpColorDisplay *display,
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GimpParasite *state)
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{
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g_return_if_fail (GIMP_IS_COLOR_DISPLAY (display));
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g_return_if_fail (state != NULL);
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/* implementing the load_state method is deprecated
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*/
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if (GIMP_COLOR_DISPLAY_GET_CLASS (display)->load_state)
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{
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GIMP_COLOR_DISPLAY_GET_CLASS (display)->load_state (display, state);
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}
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else
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{
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gimp_config_deserialize_string (GIMP_CONFIG (display),
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gimp_parasite_data (state),
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gimp_parasite_data_size (state),
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NULL, NULL);
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}
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}
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GimpParasite *
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gimp_color_display_save_state (GimpColorDisplay *display)
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{
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GimpParasite *parasite;
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gchar *str;
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g_return_val_if_fail (GIMP_IS_COLOR_DISPLAY (display), NULL);
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/* implementing the save_state method is deprecated
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*/
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if (GIMP_COLOR_DISPLAY_GET_CLASS (display)->save_state)
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{
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return GIMP_COLOR_DISPLAY_GET_CLASS (display)->save_state (display);
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}
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str = gimp_config_serialize_to_string (GIMP_CONFIG (display), NULL);
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parasite = gimp_parasite_new ("Display/Proof",
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GIMP_PARASITE_PERSISTENT,
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strlen (str) + 1, str);
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g_free (str);
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return parasite;
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}
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GtkWidget *
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gimp_color_display_configure (GimpColorDisplay *display)
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{
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g_return_val_if_fail (GIMP_IS_COLOR_DISPLAY (display), NULL);
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if (GIMP_COLOR_DISPLAY_GET_CLASS (display)->configure)
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return GIMP_COLOR_DISPLAY_GET_CLASS (display)->configure (display);
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return NULL;
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}
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void
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gimp_color_display_configure_reset (GimpColorDisplay *display)
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{
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g_return_if_fail (GIMP_IS_COLOR_DISPLAY (display));
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/* implementing the configure_reset method is deprecated
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*/
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if (GIMP_COLOR_DISPLAY_GET_CLASS (display)->configure_reset)
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{
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GIMP_COLOR_DISPLAY_GET_CLASS (display)->configure_reset (display);
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}
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else
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{
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gimp_config_reset (GIMP_CONFIG (display));
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}
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}
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void
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gimp_color_display_changed (GimpColorDisplay *display)
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{
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g_return_if_fail (GIMP_IS_COLOR_DISPLAY (display));
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g_signal_emit (display, display_signals[CHANGED], 0);
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}
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void
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gimp_color_display_set_enabled (GimpColorDisplay *display,
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gboolean enabled)
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{
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g_return_if_fail (GIMP_IS_COLOR_DISPLAY (display));
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if (enabled != display->enabled)
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{
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g_object_set (display,
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"enabled", enabled,
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NULL);
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}
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}
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gboolean
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gimp_color_display_get_enabled (GimpColorDisplay *display)
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{
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g_return_val_if_fail (GIMP_IS_COLOR_DISPLAY (display), FALSE);
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return display->enabled;
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}
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/**
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* gimp_color_display_get_config:
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* @display:
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*
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* Return value: a pointer to the #GimpColorConfig object or %NULL.
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*
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* Since: 2.4
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**/
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GimpColorConfig *
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gimp_color_display_get_config (GimpColorDisplay *display)
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{
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g_return_val_if_fail (GIMP_IS_COLOR_DISPLAY (display), NULL);
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return GIMP_COLOR_DISPLAY_GET_PRIVATE (display)->config;
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}
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/**
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* gimp_color_display_get_managed:
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* @display:
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*
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* Return value: a pointer to the #GimpColorManaged object or %NULL.
|
|
*
|
|
* Since: 2.4
|
|
**/
|
|
GimpColorManaged *
|
|
gimp_color_display_get_managed (GimpColorDisplay *display)
|
|
{
|
|
g_return_val_if_fail (GIMP_IS_COLOR_DISPLAY (display), NULL);
|
|
|
|
return GIMP_COLOR_DISPLAY_GET_PRIVATE (display)->managed;
|
|
}
|