/* ev-annotation.c
 *  this file is part of atril, a mate document viewer
 *
 * Copyright (C) 2009 Carlos Garcia Campos <carlosgc@gnome.org>
 * Copyright (C) 2007 Iñigo Martinez <inigomartinez@gmail.com>
 *
 * Atril is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Atril is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */

#include "config.h"

#include "ev-annotation.h"
#include "ev-document-misc.h"
#include "ev-document-type-builtins.h"

struct _EvAnnotation {
	GObject          parent;

	EvAnnotationType type;
	EvPage          *page;

	gchar           *contents;
	gchar           *name;
	gchar           *modified;
	GdkColor         color;

};

struct _EvAnnotationClass {
	GObjectClass parent_class;
};

struct _EvAnnotationMarkupInterface {
	GTypeInterface base_iface;
};

struct _EvAnnotationText {
	EvAnnotation parent;

	gboolean             is_open : 1;
	EvAnnotationTextIcon icon;
};

struct _EvAnnotationTextClass {
	EvAnnotationClass parent_class;
};

struct _EvAnnotationAttachment {
	EvAnnotation parent;

	EvAttachment *attachment;
};

struct _EvAnnotationAttachmentClass {
	EvAnnotationClass parent_class;
};

static void ev_annotation_markup_default_init          (EvAnnotationMarkupInterface *iface);
static void ev_annotation_text_markup_iface_init       (EvAnnotationMarkupInterface *iface);
static void ev_annotation_attachment_markup_iface_init (EvAnnotationMarkupInterface *iface);

/* EvAnnotation */
enum {
	PROP_ANNOT_0,
	PROP_ANNOT_PAGE,
	PROP_ANNOT_CONTENTS,
	PROP_ANNOT_NAME,
	PROP_ANNOT_MODIFIED,
	PROP_ANNOT_COLOR
};

/* EvAnnotationMarkup */
enum {
	PROP_MARKUP_0,
	PROP_MARKUP_LABEL,
	PROP_MARKUP_OPACITY,
	PROP_MARKUP_HAS_POPUP,
	PROP_MARKUP_RECTANGLE,
	PROP_MARKUP_POPUP_IS_OPEN
};

/* EvAnnotationText */
enum {
	PROP_TEXT_ICON = PROP_MARKUP_POPUP_IS_OPEN + 1,
	PROP_TEXT_IS_OPEN
};

/* EvAnnotationAttachment */
enum {
	PROP_ATTACHMENT_ATTACHMENT = PROP_MARKUP_POPUP_IS_OPEN + 1
};

G_DEFINE_ABSTRACT_TYPE (EvAnnotation, ev_annotation, G_TYPE_OBJECT)
G_DEFINE_INTERFACE (EvAnnotationMarkup, ev_annotation_markup, EV_TYPE_ANNOTATION)
G_DEFINE_TYPE_WITH_CODE (EvAnnotationText, ev_annotation_text, EV_TYPE_ANNOTATION,
	 {
		 G_IMPLEMENT_INTERFACE (EV_TYPE_ANNOTATION_MARKUP,
					ev_annotation_text_markup_iface_init);
	 });
G_DEFINE_TYPE_WITH_CODE (EvAnnotationAttachment, ev_annotation_attachment, EV_TYPE_ANNOTATION,
	 {
		 G_IMPLEMENT_INTERFACE (EV_TYPE_ANNOTATION_MARKUP,
					ev_annotation_attachment_markup_iface_init);
	 });

/* EvAnnotation */
static void
ev_annotation_finalize (GObject *object)
{
        EvAnnotation *annot = EV_ANNOTATION (object);

	if (annot->page) {
		g_object_unref (annot->page);
		annot->page = NULL;
	}

        if (annot->contents) {
                g_free (annot->contents);
                annot->contents = NULL;
        }

        if (annot->name) {
                g_free (annot->name);
                annot->name = NULL;
        }

        if (annot->modified) {
                g_free (annot->modified);
                annot->modified = NULL;
        }

        G_OBJECT_CLASS (ev_annotation_parent_class)->finalize (object);
}

static void
ev_annotation_init (EvAnnotation *annot)
{
	annot->type = EV_ANNOTATION_TYPE_UNKNOWN;
}

static void
ev_annotation_set_property (GObject      *object,
			    guint         prop_id,
			    const GValue *value,
			    GParamSpec   *pspec)
{
	EvAnnotation *annot = EV_ANNOTATION (object);

	switch (prop_id) {
	case PROP_ANNOT_PAGE:
		annot->page = g_value_dup_object (value);
		break;
	case PROP_ANNOT_CONTENTS:
		ev_annotation_set_contents (annot, g_value_get_string (value));
		break;
	case PROP_ANNOT_NAME:
		ev_annotation_set_name (annot, g_value_get_string (value));
		break;
	case PROP_ANNOT_MODIFIED:
		ev_annotation_set_modified (annot, g_value_get_string (value));
		break;
	case PROP_ANNOT_COLOR:
		ev_annotation_set_color (annot, g_value_get_pointer (value));
		break;
	default:
		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
	}
}

static void
ev_annotation_get_property (GObject    *object,
			    guint       prop_id,
			    GValue     *value,
			    GParamSpec *pspec)
{
	EvAnnotation *annot = EV_ANNOTATION (object);

	switch (prop_id) {
	case PROP_ANNOT_CONTENTS:
		g_value_set_string (value, ev_annotation_get_contents (annot));
		break;
	case PROP_ANNOT_NAME:
		g_value_set_string (value, ev_annotation_get_name (annot));
		break;
	case PROP_ANNOT_MODIFIED:
		g_value_set_string (value, ev_annotation_get_modified (annot));
		break;
	case PROP_ANNOT_COLOR:
		g_value_set_pointer (value, &annot->color);
		break;
	default:
		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
	}
}

static void
ev_annotation_class_init (EvAnnotationClass *klass)
{
	GObjectClass *g_object_class = G_OBJECT_CLASS (klass);

	g_object_class->finalize = ev_annotation_finalize;
	g_object_class->set_property = ev_annotation_set_property;
	g_object_class->get_property = ev_annotation_get_property;

	g_object_class_install_property (g_object_class,
					 PROP_ANNOT_PAGE,
					 g_param_spec_object ("page",
							      "Page",
							      "The page wehere the annotation is",
							      EV_TYPE_PAGE,
							      G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY));
	g_object_class_install_property (g_object_class,
					 PROP_ANNOT_CONTENTS,
					 g_param_spec_string ("contents",
							      "Contents",
							      "The annotation contents",
							      NULL,
							      G_PARAM_READWRITE));
	g_object_class_install_property (g_object_class,
					 PROP_ANNOT_NAME,
					 g_param_spec_string ("name",
							      "Name",
							      "The annotation unique name",
							      NULL,
							      G_PARAM_READWRITE));
	g_object_class_install_property (g_object_class,
					 PROP_ANNOT_MODIFIED,
					 g_param_spec_string ("modified",
							      "Modified",
							      "Last modified date as string",
							      NULL,
							      G_PARAM_READWRITE));
	g_object_class_install_property (g_object_class,
					 PROP_ANNOT_COLOR,
					 g_param_spec_pointer ("color",
							       "Color",
							       "The annotation color",
							       G_PARAM_READWRITE));
}

EvAnnotationType
ev_annotation_get_annotation_type (EvAnnotation *annot)
{
	g_return_val_if_fail (EV_IS_ANNOTATION (annot), 0);

	return annot->type;
}

EvPage *
ev_annotation_get_page (EvAnnotation *annot)
{
	g_return_val_if_fail (EV_IS_ANNOTATION (annot), NULL);

	return annot->page;
}

guint
ev_annotation_get_page_index (EvAnnotation *annot)
{
	g_return_val_if_fail (EV_IS_ANNOTATION (annot), 0);

	return annot->page->index;
}

gboolean
ev_annotation_equal (EvAnnotation *annot,
		     EvAnnotation *other)
{
	g_return_val_if_fail (EV_IS_ANNOTATION (annot), FALSE);
	g_return_val_if_fail (EV_IS_ANNOTATION (other), FALSE);

	return (annot == other || g_strcmp0 (annot->name, other->name) == 0);
}

const gchar *
ev_annotation_get_contents (EvAnnotation *annot)
{
	g_return_val_if_fail (EV_IS_ANNOTATION (annot), NULL);

	return annot->contents;
}

gboolean
ev_annotation_set_contents (EvAnnotation *annot,
			    const gchar  *contents)
{
	g_return_val_if_fail (EV_IS_ANNOTATION (annot), FALSE);

	if (g_strcmp0 (annot->contents, contents) == 0)
		return FALSE;

	if (annot->contents)
		g_free (annot->contents);
	annot->contents = contents ? g_strdup (contents) : NULL;

	g_object_notify (G_OBJECT (annot), "contents");

	return TRUE;
}

const gchar *
ev_annotation_get_name (EvAnnotation *annot)
{
	g_return_val_if_fail (EV_IS_ANNOTATION (annot), NULL);

	return annot->name;
}

gboolean
ev_annotation_set_name (EvAnnotation *annot,
			const gchar  *name)
{
	g_return_val_if_fail (EV_IS_ANNOTATION (annot), FALSE);

	if (g_strcmp0 (annot->name, name) == 0)
		return FALSE;

	if (annot->name)
		g_free (annot->name);
	annot->name = name ? g_strdup (name) : NULL;

	g_object_notify (G_OBJECT (annot), "name");

	return TRUE;
}

const gchar *
ev_annotation_get_modified (EvAnnotation *annot)
{
	g_return_val_if_fail (EV_IS_ANNOTATION (annot), NULL);

	return annot->modified;
}

gboolean
ev_annotation_set_modified (EvAnnotation *annot,
			    const gchar  *modified)
{
	g_return_val_if_fail (EV_IS_ANNOTATION (annot), FALSE);

	if (g_strcmp0 (annot->modified, modified) == 0)
		return FALSE;

	if (annot->modified)
		g_free (annot->modified);
	annot->modified = modified ? g_strdup (modified) : NULL;

	g_object_notify (G_OBJECT (annot), "modified");

	return TRUE;
}

gboolean
ev_annotation_set_modified_from_time (EvAnnotation *annot,
				      GTime         utime)
{
	gchar *modified;

	g_return_val_if_fail (EV_IS_ANNOTATION (annot), FALSE);

	modified = ev_document_misc_format_date (utime);

	if (g_strcmp0 (annot->modified, modified) == 0) {
		g_free (modified);
		return FALSE;
	}

	if (annot->modified)
		g_free (annot->modified);
	annot->modified = modified;

	g_object_notify (G_OBJECT (annot), "modified");

	return TRUE;
}

void
ev_annotation_get_color (EvAnnotation *annot,
			 GdkColor     *color)
{
	g_return_if_fail (EV_IS_ANNOTATION (annot));

	if (color)
		*color = annot->color;
}

gboolean
ev_annotation_set_color (EvAnnotation   *annot,
			 const GdkColor *color)
{
	g_return_val_if_fail (EV_IS_ANNOTATION (annot), FALSE);

	if (annot->color.red == color->red &&
	    annot->color.green == color->green &&
	    annot->color.blue == color->blue)
		return FALSE;

	if (color)
		annot->color = *color;

	g_object_notify (G_OBJECT (annot), "color");

	return TRUE;
}

/* EvAnnotationMarkup */
typedef struct {
	gchar   *label;
	gdouble  opacity;
	gboolean has_popup;
	gboolean popup_is_open;
	EvRectangle rectangle;
} EvAnnotationMarkupProps;

static void
ev_annotation_markup_default_init (EvAnnotationMarkupInterface *iface)
{
	static gboolean initialized = FALSE;

	if (!initialized) {
		g_object_interface_install_property (iface,
						     g_param_spec_string ("label",
									  "Label",
									  "Label of the markup annotation",
									  NULL,
									  G_PARAM_READWRITE));
		g_object_interface_install_property (iface,
						     g_param_spec_double ("opacity",
									  "Opacity",
									  "Opacity of the markup annotation",
									  0,
									  G_MAXDOUBLE,
									  1.,
									  G_PARAM_READWRITE));
		g_object_interface_install_property (iface,
						     g_param_spec_boolean ("has_popup",
									   "Has popup",
									   "Whether the markup annotation has "
									   "a popup window associated",
									   TRUE,
									   G_PARAM_READWRITE));
		g_object_interface_install_property (iface,
						     g_param_spec_boxed ("rectangle",
									 "Rectangle",
									 "The Rectangle of the popup associated "
									 "to the markup annotation",
									 EV_TYPE_RECTANGLE,
									 G_PARAM_READWRITE));
		g_object_interface_install_property (iface,
						     g_param_spec_boolean ("popup_is_open",
									   "PopupIsOpen",
									   "Whether the popup associated to "
									   "the markup annotation is open",
									   FALSE,
									   G_PARAM_READWRITE));
		initialized = TRUE;
	}
}

static void
ev_annotation_markup_props_free (EvAnnotationMarkupProps *props)
{
	g_free (props->label);
	g_slice_free (EvAnnotationMarkupProps, props);
}

static EvAnnotationMarkupProps *
ev_annotation_markup_get_properties (EvAnnotationMarkup *markup)
{
	EvAnnotationMarkupProps *props;
	static GQuark props_key = 0;

	if (!props_key)
		props_key = g_quark_from_static_string ("ev-annotation-markup-props");

	props = g_object_get_qdata (G_OBJECT (markup), props_key);
	if (!props) {
		props = g_slice_new0 (EvAnnotationMarkupProps);
		g_object_set_qdata_full (G_OBJECT (markup),
					 props_key, props,
					 (GDestroyNotify) ev_annotation_markup_props_free);
	}

	return props;
}

static void
ev_annotation_markup_set_property (GObject      *object,
				   guint         prop_id,
				   const GValue *value,
				   GParamSpec   *pspec)
{
	EvAnnotationMarkup *markup = EV_ANNOTATION_MARKUP (object);

	switch (prop_id) {
	case PROP_MARKUP_LABEL:
		ev_annotation_markup_set_label (markup, g_value_get_string (value));
		break;
	case PROP_MARKUP_OPACITY:
		ev_annotation_markup_set_opacity (markup, g_value_get_double (value));
		break;
	case PROP_MARKUP_HAS_POPUP:
		ev_annotation_markup_set_has_popup (markup, g_value_get_boolean (value));
		break;
	case PROP_MARKUP_RECTANGLE:
		ev_annotation_markup_set_rectangle (markup, g_value_get_boxed (value));
		break;
	case PROP_MARKUP_POPUP_IS_OPEN:
		ev_annotation_markup_set_popup_is_open (markup, g_value_get_boolean (value));
		break;
	default:
		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
	}
}

static void
ev_annotation_markup_get_property (GObject    *object,
				   guint       prop_id,
				   GValue     *value,
				   GParamSpec *pspec)
{
	EvAnnotationMarkupProps *props;

	props = ev_annotation_markup_get_properties (EV_ANNOTATION_MARKUP (object));

	switch (prop_id) {
	case PROP_MARKUP_LABEL:
		g_value_set_string (value, props->label);
		break;
	case PROP_MARKUP_OPACITY:
		g_value_set_double (value, props->opacity);
		break;
	case PROP_MARKUP_HAS_POPUP:
		g_value_set_boolean (value, props->has_popup);
		break;
	case PROP_MARKUP_RECTANGLE:
		g_value_set_boxed (value, &props->rectangle);
		break;
	case PROP_MARKUP_POPUP_IS_OPEN:
		g_value_set_boolean (value, props->popup_is_open);
		break;
	default:
		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
	}
}

static void
ev_annotation_markup_class_install_properties (GObjectClass *klass)
{
	klass->set_property = ev_annotation_markup_set_property;
	klass->get_property = ev_annotation_markup_get_property;

	g_object_class_override_property (klass, PROP_MARKUP_LABEL, "label");
	g_object_class_override_property (klass, PROP_MARKUP_OPACITY, "opacity");
	g_object_class_override_property (klass, PROP_MARKUP_HAS_POPUP, "has_popup");
	g_object_class_override_property (klass, PROP_MARKUP_RECTANGLE, "rectangle");
	g_object_class_override_property (klass, PROP_MARKUP_POPUP_IS_OPEN, "popup_is_open");
}

const gchar *
ev_annotation_markup_get_label (EvAnnotationMarkup *markup)
{
	EvAnnotationMarkupProps *props;

	g_return_val_if_fail (EV_IS_ANNOTATION_MARKUP (markup), NULL);

	props = ev_annotation_markup_get_properties (markup);
	return props->label;
}

gboolean
ev_annotation_markup_set_label (EvAnnotationMarkup *markup,
				const gchar        *label)
{
	EvAnnotationMarkupProps *props;

	g_return_val_if_fail (EV_IS_ANNOTATION_MARKUP (markup), FALSE);
	g_return_val_if_fail (label != NULL, FALSE);

	props = ev_annotation_markup_get_properties (markup);
	if (g_strcmp0 (props->label, label) == 0)
		return FALSE;

	if (props->label)
		g_free (props->label);
	props->label = g_strdup (label);

	g_object_notify (G_OBJECT (markup), "label");

	return TRUE;
}

gdouble
ev_annotation_markup_get_opacity (EvAnnotationMarkup *markup)
{
	EvAnnotationMarkupProps *props;

	g_return_val_if_fail (EV_IS_ANNOTATION_MARKUP (markup), 1.0);

	props = ev_annotation_markup_get_properties (markup);
	return props->opacity;
}

gboolean
ev_annotation_markup_set_opacity (EvAnnotationMarkup *markup,
				  gdouble             opacity)
{
	EvAnnotationMarkupProps *props;

	g_return_val_if_fail (EV_IS_ANNOTATION_MARKUP (markup), FALSE);

	props = ev_annotation_markup_get_properties (markup);
	if (props->opacity == opacity)
		return FALSE;

	props->opacity = opacity;

	g_object_notify (G_OBJECT (markup), "opacity");

	return TRUE;
}

gboolean
ev_annotation_markup_has_popup (EvAnnotationMarkup *markup)
{
	EvAnnotationMarkupProps *props;

	g_return_val_if_fail (EV_IS_ANNOTATION_MARKUP (markup), FALSE);

	props = ev_annotation_markup_get_properties (markup);
	return props->has_popup;
}

gboolean
ev_annotation_markup_set_has_popup (EvAnnotationMarkup *markup,
				    gboolean            has_popup)
{
	EvAnnotationMarkupProps *props;

	g_return_val_if_fail (EV_IS_ANNOTATION_MARKUP (markup), FALSE);

	props = ev_annotation_markup_get_properties (markup);
	if (props->has_popup == has_popup)
		return FALSE;

	props->has_popup = has_popup;

	g_object_notify (G_OBJECT (markup), "has-popup");

	return TRUE;
}

void
ev_annotation_markup_get_rectangle (EvAnnotationMarkup *markup,
				    EvRectangle        *ev_rect)
{
	EvAnnotationMarkupProps *props;

	g_return_if_fail (EV_IS_ANNOTATION_MARKUP (markup));
	g_return_if_fail (ev_rect != NULL);

	props = ev_annotation_markup_get_properties (markup);
	*ev_rect = props->rectangle;
}

gboolean
ev_annotation_markup_set_rectangle (EvAnnotationMarkup *markup,
				    const EvRectangle  *ev_rect)
{
	EvAnnotationMarkupProps *props;

	g_return_val_if_fail (EV_IS_ANNOTATION_MARKUP (markup), FALSE);
	g_return_val_if_fail (ev_rect != NULL, FALSE);

	props = ev_annotation_markup_get_properties (markup);
	if (props->rectangle.x1 == ev_rect->x1 &&
	    props->rectangle.y1 == ev_rect->y1 &&
	    props->rectangle.x2 == ev_rect->x2 &&
	    props->rectangle.y2 == ev_rect->y2)
		return FALSE;

	props->rectangle = *ev_rect;

	g_object_notify (G_OBJECT (markup), "rectangle");

	return TRUE;
}

gboolean
ev_annotation_markup_get_popup_is_open (EvAnnotationMarkup *markup)
{
	EvAnnotationMarkupProps *props;

	g_return_val_if_fail (EV_IS_ANNOTATION_MARKUP (markup), FALSE);

	props = ev_annotation_markup_get_properties (markup);
	return props->popup_is_open;
}

gboolean
ev_annotation_markup_set_popup_is_open (EvAnnotationMarkup *markup,
					gboolean            is_open)
{
	EvAnnotationMarkupProps *props;

	g_return_val_if_fail (EV_IS_ANNOTATION_MARKUP (markup), FALSE);

	props = ev_annotation_markup_get_properties (markup);
	if (props->popup_is_open == is_open)
		return FALSE;

	props->popup_is_open = is_open;

	g_object_notify (G_OBJECT (markup), "popup_is_open");

	return TRUE;
}

/* EvAnnotationText */
static void
ev_annotation_text_init (EvAnnotationText *annot)
{
	EV_ANNOTATION (annot)->type = EV_ANNOTATION_TYPE_TEXT;
}

static void
ev_annotation_text_set_property (GObject      *object,
				 guint         prop_id,
				 const GValue *value,
				 GParamSpec   *pspec)
{
	EvAnnotationText *annot = EV_ANNOTATION_TEXT (object);

	if (prop_id < PROP_ATTACHMENT_ATTACHMENT) {
		ev_annotation_markup_set_property (object, prop_id, value, pspec);
		return;
	}

	switch (prop_id) {
	case PROP_TEXT_ICON:
		ev_annotation_text_set_icon (annot, g_value_get_enum (value));
		break;
	case PROP_TEXT_IS_OPEN:
		ev_annotation_text_set_is_open (annot, g_value_get_boolean (value));
		break;
	default:
		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
	}
}

static void
ev_annotation_text_get_property (GObject    *object,
				 guint       prop_id,
				 GValue     *value,
				 GParamSpec *pspec)
{
	EvAnnotationText *annot = EV_ANNOTATION_TEXT (object);

	if (prop_id < PROP_ATTACHMENT_ATTACHMENT) {
		ev_annotation_markup_get_property (object, prop_id, value, pspec);
		return;
	}

	switch (prop_id) {
	case PROP_TEXT_ICON:
		g_value_set_enum (value, annot->icon);
		break;
	case PROP_TEXT_IS_OPEN:
		g_value_set_boolean (value, annot->is_open);
		break;
	default:
		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
	}
}

static void
ev_annotation_text_class_init (EvAnnotationTextClass *klass)
{
	GObjectClass *g_object_class = G_OBJECT_CLASS (klass);

	ev_annotation_markup_class_install_properties (g_object_class);

	g_object_class->set_property = ev_annotation_text_set_property;
	g_object_class->get_property = ev_annotation_text_get_property;

	g_object_class_install_property (g_object_class,
					 PROP_TEXT_ICON,
					 g_param_spec_enum ("icon",
							    "Icon",
							    "The icon fo the text annotation",
							    EV_TYPE_ANNOTATION_TEXT_ICON,
							    EV_ANNOTATION_TEXT_ICON_NOTE,
							    G_PARAM_READWRITE));
	g_object_class_install_property (g_object_class,
					 PROP_TEXT_IS_OPEN,
					 g_param_spec_boolean ("is_open",
							       "IsOpen",
							       "Whether text annot is initially open",
							       FALSE,
							       G_PARAM_READWRITE));
}

static void
ev_annotation_text_markup_iface_init (EvAnnotationMarkupInterface *iface)
{
}

EvAnnotation *
ev_annotation_text_new (EvPage *page)
{
	return EV_ANNOTATION (g_object_new (EV_TYPE_ANNOTATION_TEXT,
					    "page", page,
					    NULL));
}

EvAnnotationTextIcon
ev_annotation_text_get_icon (EvAnnotationText *text)
{
	g_return_val_if_fail (EV_IS_ANNOTATION_TEXT (text), 0);

	return text->icon;
}

gboolean
ev_annotation_text_set_icon (EvAnnotationText    *text,
			     EvAnnotationTextIcon icon)
{
	g_return_val_if_fail (EV_IS_ANNOTATION_TEXT (text), FALSE);

	if (text->icon == icon)
		return FALSE;

	text->icon = icon;

	g_object_notify (G_OBJECT (text), "icon");

	return TRUE;
}

gboolean
ev_annotation_text_get_is_open (EvAnnotationText *text)
{
	g_return_val_if_fail (EV_IS_ANNOTATION_TEXT (text), FALSE);

	return text->is_open;
}

gboolean
ev_annotation_text_set_is_open (EvAnnotationText *text,
				gboolean          is_open)
{
	g_return_val_if_fail (EV_IS_ANNOTATION_TEXT (text), FALSE);

	if (text->is_open == is_open)
		return FALSE;

	text->is_open = is_open;

	g_object_notify (G_OBJECT (text), "is_open");

	return TRUE;
}

/* EvAnnotationAttachment */
static void
ev_annotation_attachment_finalize (GObject *object)
{
	EvAnnotationAttachment *annot = EV_ANNOTATION_ATTACHMENT (object);

	if (annot->attachment) {
		g_object_unref (annot->attachment);
		annot->attachment = NULL;
	}

	G_OBJECT_CLASS (ev_annotation_attachment_parent_class)->finalize (object);
}

static void
ev_annotation_attachment_init (EvAnnotationAttachment *annot)
{
	EV_ANNOTATION (annot)->type = EV_ANNOTATION_TYPE_ATTACHMENT;
}

static void
ev_annotation_attachment_set_property (GObject      *object,
				       guint         prop_id,
				       const GValue *value,
				       GParamSpec   *pspec)
{
	EvAnnotationAttachment *annot = EV_ANNOTATION_ATTACHMENT (object);

	if (prop_id < PROP_ATTACHMENT_ATTACHMENT) {
		ev_annotation_markup_set_property (object, prop_id, value, pspec);
		return;
	}

	switch (prop_id) {
	case PROP_ATTACHMENT_ATTACHMENT:
		ev_annotation_attachment_set_attachment (annot, g_value_get_object (value));
		break;
	default:
		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
	}
}

static void
ev_annotation_attachment_get_property (GObject    *object,
				       guint       prop_id,
				       GValue     *value,
				       GParamSpec *pspec)
{
	EvAnnotationAttachment *annot = EV_ANNOTATION_ATTACHMENT (object);

	if (prop_id < PROP_ATTACHMENT_ATTACHMENT) {
		ev_annotation_markup_get_property (object, prop_id, value, pspec);
		return;
	}

	switch (prop_id) {
	case PROP_ATTACHMENT_ATTACHMENT:
		g_value_set_object (value, annot->attachment);
		break;
	default:
		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
	}
}

static void
ev_annotation_attachment_class_init (EvAnnotationAttachmentClass *klass)
{
	GObjectClass *g_object_class = G_OBJECT_CLASS (klass);

	ev_annotation_markup_class_install_properties (g_object_class);

	g_object_class->set_property = ev_annotation_attachment_set_property;
	g_object_class->get_property = ev_annotation_attachment_get_property;
	g_object_class->finalize = ev_annotation_attachment_finalize;

	g_object_class_install_property (g_object_class,
					 PROP_ATTACHMENT_ATTACHMENT,
					 g_param_spec_object ("attachment",
							      "Attachment",
							      "The attachment of the annotation",
							      EV_TYPE_ATTACHMENT,
							      G_PARAM_CONSTRUCT |
							      G_PARAM_READWRITE));
}

static void
ev_annotation_attachment_markup_iface_init (EvAnnotationMarkupInterface *iface)
{
}

EvAnnotation *
ev_annotation_attachment_new (EvPage       *page,
			      EvAttachment *attachment)
{
	g_return_val_if_fail (EV_IS_ATTACHMENT (attachment), NULL);

	return EV_ANNOTATION (g_object_new (EV_TYPE_ANNOTATION_ATTACHMENT,
					    "page", page,
					    "attachment", attachment,
					    NULL));
}

EvAttachment *
ev_annotation_attachment_get_attachment (EvAnnotationAttachment *annot)
{
	g_return_val_if_fail (EV_IS_ANNOTATION_ATTACHMENT (annot), NULL);

	return annot->attachment;
}

gboolean
ev_annotation_attachment_set_attachment (EvAnnotationAttachment *annot,
					 EvAttachment           *attachment)
{
	g_return_val_if_fail (EV_IS_ANNOTATION_ATTACHMENT (annot), FALSE);

	if (annot->attachment == attachment)
		return FALSE;

	if (annot->attachment)
		g_object_unref (annot->attachment);
	annot->attachment = attachment ? g_object_ref (attachment) : NULL;

	g_object_notify (G_OBJECT (annot), "attachment");

	return TRUE;
}
