1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
3 * Copyright (C) 2000-2003 Marco Pesenti Gritti
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2, or (at your option)
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
25 #include <glib-object.h>
30 #include "ev-document-info.h"
31 #include "ev-render-context.h"
35 #define EV_TYPE_DOCUMENT (ev_document_get_type ())
36 #define EV_DOCUMENT(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), EV_TYPE_DOCUMENT, EvDocument))
37 #define EV_DOCUMENT_IFACE(k) (G_TYPE_CHECK_CLASS_CAST((k), EV_TYPE_DOCUMENT, EvDocumentIface))
38 #define EV_IS_DOCUMENT(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), EV_TYPE_DOCUMENT))
39 #define EV_IS_DOCUMENT_IFACE(k) (G_TYPE_CHECK_CLASS_TYPE ((k), EV_TYPE_DOCUMENT))
40 #define EV_DOCUMENT_GET_IFACE(inst) (G_TYPE_INSTANCE_GET_INTERFACE ((inst), EV_TYPE_DOCUMENT, EvDocumentIface))
42 typedef struct _EvDocument EvDocument;
43 typedef struct _EvDocumentIface EvDocumentIface;
44 typedef struct _EvPageCache EvPageCache;
45 typedef struct _EvPageCacheClass EvPageCacheClass;
47 #define EV_DOCUMENT_ERROR ev_document_error_quark ()
48 #define EV_DOC_MUTEX_LOCK (ev_document_doc_mutex_lock ())
49 #define EV_DOC_MUTEX_UNLOCK (ev_document_doc_mutex_unlock ())
53 EV_DOCUMENT_ERROR_INVALID,
54 EV_DOCUMENT_ERROR_ENCRYPTED
69 struct _EvDocumentIface
71 GTypeInterface base_iface;
74 gboolean (* load) (EvDocument *document,
77 gboolean (* save) (EvDocument *document,
80 int (* get_n_pages) (EvDocument *document);
81 void (* get_page_size) (EvDocument *document,
85 char * (* get_page_label) (EvDocument *document,
87 gboolean (* has_attachments) (EvDocument *document);
88 GList * (* get_attachments) (EvDocument *document);
89 cairo_surface_t * (* render) (EvDocument *document,
91 EvDocumentInfo * (* get_info) (EvDocument *document);
94 GType ev_document_get_type (void) G_GNUC_CONST;
95 GQuark ev_document_error_quark (void);
98 GMutex *ev_document_get_doc_mutex (void);
99 void ev_document_doc_mutex_lock (void);
100 void ev_document_doc_mutex_unlock (void);
102 /* FontConfig mutex */
103 GMutex *ev_document_get_fc_mutex (void);
104 void ev_document_fc_mutex_lock (void);
105 void ev_document_fc_mutex_unlock (void);
107 EvDocumentInfo *ev_document_get_info (EvDocument *document);
108 gboolean ev_document_load (EvDocument *document,
111 gboolean ev_document_save (EvDocument *document,
114 int ev_document_get_n_pages (EvDocument *document);
115 void ev_document_get_page_size (EvDocument *document,
119 char *ev_document_get_page_label (EvDocument *document,
121 gboolean ev_document_has_attachments (EvDocument *document);
122 GList *ev_document_get_attachments (EvDocument *document);
123 cairo_surface_t *ev_document_render (EvDocument *document,
124 EvRenderContext *rc);
126 gint ev_rect_cmp (EvRectangle *a,
130 * Utility macro used to register backends
132 * use: EV_BACKEND_REGISTER_WITH_CODE(BackendName, backend_name, CODE)
134 #define EV_BACKEND_REGISTER_WITH_CODE(BackendName, backend_name, CODE) \
136 static GType g_define_type_id = 0; \
139 backend_name##_get_type (void) \
141 return g_define_type_id; \
144 static void backend_name##_init (BackendName *self); \
145 static void backend_name##_class_init (BackendName##Class *klass); \
146 static gpointer backend_name##_parent_class = NULL; \
147 static void backend_name##_class_intern_init (gpointer klass) \
149 backend_name##_parent_class = g_type_class_peek_parent (klass); \
150 backend_name##_class_init ((BackendName##Class *) klass); \
153 G_MODULE_EXPORT GType \
154 register_evince_backend (GTypeModule *module) \
156 static const GTypeInfo our_info = { \
157 sizeof (BackendName##Class), \
158 NULL, /* base_init */ \
159 NULL, /* base_finalize */ \
160 (GClassInitFunc) backend_name##_class_intern_init, \
162 NULL, /* class_data */ \
163 sizeof (BackendName), \
164 0, /* n_preallocs */ \
165 (GInstanceInitFunc) backend_name##_init \
168 /* Initialise the i18n stuff */ \
169 bindtextdomain (GETTEXT_PACKAGE, GNOMELOCALEDIR); \
170 bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8"); \
172 g_define_type_id = g_type_module_register_type (module, \
178 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT, \
179 backend_name##_document_iface_init); \
183 return g_define_type_id; \
187 * Utility macro used to register backend
189 * use: EV_BACKEND_REGISTER(BackendName, backend_name)
191 #define EV_BACKEND_REGISTER(BackendName, backend_name) \
192 EV_BACKEND_REGISTER_WITH_CODE(BackendName, backend_name, ;)
196 #endif /* EV_DOCUMENT_H */