Evince
Evince is a document viewer capable of displaying multiple and single page document formats like PDF and Postscript.
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ev-document-layers.h
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1 /* ev-document-layers.h
2  * this file is part of evince, a gnome document viewer
3  *
4  * Copyright (C) 2008 Carlos Garcia Campos <carlosgc@gnome.org>
5  *
6  * Evince is free software; you can redistribute it and/or modify it
7  * under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * Evince is distributed in the hope that it will be useful, but
12  * WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
19  */
20 
21 #if !defined (__EV_EVINCE_DOCUMENT_H_INSIDE__) && !defined (EVINCE_COMPILATION)
22 #error "Only <evince-document.h> can be included directly."
23 #endif
24 
25 #ifndef EV_DOCUMENT_LAYERS_H
26 #define EV_DOCUMENT_LAYERS_H
27 
28 #include <glib-object.h>
29 #include <glib.h>
30 #include <gtk/gtk.h>
31 
32 #include "ev-layer.h"
33 
34 G_BEGIN_DECLS
35 
36 #define EV_TYPE_DOCUMENT_LAYERS (ev_document_layers_get_type ())
37 #define EV_DOCUMENT_LAYERS(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), EV_TYPE_DOCUMENT_LAYERS, EvDocumentLayers))
38 #define EV_DOCUMENT_LAYERS_IFACE(k) (G_TYPE_CHECK_CLASS_CAST((k), EV_TYPE_DOCUMENT_LAYERS, EvDocumentLayersInterface))
39 #define EV_IS_DOCUMENT_LAYERS(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), EV_TYPE_DOCUMENT_LAYERS))
40 #define EV_IS_DOCUMENT_LAYERS_IFACE(k) (G_TYPE_CHECK_CLASS_TYPE ((k), EV_TYPE_DOCUMENT_LAYERS))
41 #define EV_DOCUMENT_LAYERS_GET_IFACE(inst) (G_TYPE_INSTANCE_GET_INTERFACE ((inst), EV_TYPE_DOCUMENT_LAYERS, EvDocumentLayersInterface))
42 
43 typedef struct _EvDocumentLayers EvDocumentLayers;
44 typedef struct _EvDocumentLayersInterface EvDocumentLayersInterface;
45 
46 enum {
47  EV_DOCUMENT_LAYERS_COLUMN_TITLE,
48  EV_DOCUMENT_LAYERS_COLUMN_LAYER,
49  EV_DOCUMENT_LAYERS_COLUMN_VISIBLE,
50  EV_DOCUMENT_LAYERS_COLUMN_ENABLED,
51  EV_DOCUMENT_LAYERS_COLUMN_SHOWTOGGLE,
52  EV_DOCUMENT_LAYERS_COLUMN_RBGROUP,
53  EV_DOCUMENT_LAYERS_N_COLUMNS
54 };
55 
56 struct _EvDocumentLayersInterface
57 {
58  GTypeInterface base_iface;
59 
60  /* Methods */
61  gboolean (* has_layers) (EvDocumentLayers *document_layers);
62  GtkTreeModel *(* get_layers) (EvDocumentLayers *document_layers);
63 
64  void (* show_layer) (EvDocumentLayers *document_layers,
65  EvLayer *layer);
66  void (* hide_layer) (EvDocumentLayers *document_layers,
67  EvLayer *layer);
68  gboolean (* layer_is_visible) (EvDocumentLayers *document_layers,
69  EvLayer *layer);
70 };
71 
72 GType ev_document_layers_get_type (void) G_GNUC_CONST;
73 
74 gboolean ev_document_layers_has_layers (EvDocumentLayers *document_layers);
75 GtkTreeModel *ev_document_layers_get_layers (EvDocumentLayers *document_layers);
76 void ev_document_layers_show_layer (EvDocumentLayers *document_layers,
77  EvLayer *layer);
78 void ev_document_layers_hide_layer (EvDocumentLayers *document_layers,
79  EvLayer *layer);
80 gboolean ev_document_layers_layer_is_visible (EvDocumentLayers *document_layers,
81  EvLayer *layer);
82 
83 G_END_DECLS
84 
85 #endif /* EV_DOCUMENT_LAYERS_H */