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Remove gail-util from cut-n-paste and add gail dependency
[evince.git] / libview / ev-pixbuf-cache.h
1 /* this file is part of evince, a gnome document viewer
2  *
3  *  Copyright (C) 2005 Red Hat, Inc
4  *
5  * Evince is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * Evince is distributed in the hope that it will be useful, but
11  * WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * General Public License for more details.
14  *
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18  */
19
20 /* This File is basically an extention of EvView, and is out here just to keep
21  * ev-view.c from exploding.
22  */
23
24 #if !defined (__EV_EVINCE_VIEW_H_INSIDE__) && !defined (EVINCE_COMPILATION)
25 #error "Only <evince-view.h> can be included directly."
26 #endif
27
28 #ifndef __EV_PIXBUF_CACHE_H__
29 #define __EV_PIXBUF_CACHE_H__
30
31 #include <gtk/gtk.h>
32
33 #include <evince-document.h>
34 #include <evince-view.h>
35
36 G_BEGIN_DECLS
37
38 #define EV_TYPE_PIXBUF_CACHE            (ev_pixbuf_cache_get_type ())
39 #define EV_PIXBUF_CACHE(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), EV_TYPE_PIXBUF_CACHE, EvPixbufCache))
40 #define EV_IS_PIXBUF_CACHE(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), EV_TYPE_PIXBUF_CACHE))
41
42
43
44 /* The coordinates in the rect here are at scale == 1.0, so that we can ignore
45  * resizings.  There is one per page, maximum.
46  */
47 typedef struct {
48         int page;
49         EvRectangle rect;
50         GdkRegion *covered_region;
51         EvSelectionStyle style;
52 } EvViewSelection;
53
54 typedef struct _EvPixbufCache       EvPixbufCache;
55 typedef struct _EvPixbufCacheClass  EvPixbufCacheClass;
56
57 GType          ev_pixbuf_cache_get_type             (void) G_GNUC_CONST;
58 EvPixbufCache *ev_pixbuf_cache_new                  (GtkWidget     *view,
59                                                      EvDocumentModel *model,
60                                                      gsize            max_size);
61 void           ev_pixbuf_cache_set_max_size         (EvPixbufCache   *pixbuf_cache,
62                                                      gsize            max_size);
63 void           ev_pixbuf_cache_set_page_range       (EvPixbufCache *pixbuf_cache,
64                                                      gint           start_page,
65                                                      gint           end_page,
66                                                      GList          *selection_list);
67 cairo_surface_t *ev_pixbuf_cache_get_surface        (EvPixbufCache *pixbuf_cache,
68                                                      gint           page);
69 void           ev_pixbuf_cache_clear                (EvPixbufCache *pixbuf_cache);
70 void           ev_pixbuf_cache_style_changed        (EvPixbufCache *pixbuf_cache);
71 void           ev_pixbuf_cache_reload_page          (EvPixbufCache *pixbuf_cache,
72                                                      GdkRegion     *region,
73                                                      gint           page,
74                                                      gint           rotation,
75                                                      gdouble        scale);
76 void           ev_pixbuf_cache_set_inverted_colors  (EvPixbufCache *pixbuf_cache,
77                                                      gboolean       inverted_colors);
78 /* Selection */
79 cairo_surface_t *ev_pixbuf_cache_get_selection_surface (EvPixbufCache *pixbuf_cache,
80                                                         gint           page,
81                                                         gfloat         scale,
82                                                         GdkRegion     **region);
83 void           ev_pixbuf_cache_set_selection_list   (EvPixbufCache *pixbuf_cache,
84                                                      GList         *selection_list);
85 GList         *ev_pixbuf_cache_get_selection_list   (EvPixbufCache *pixbuf_cache);
86
87 G_END_DECLS
88
89 #endif /* __EV_PIXBUF_CACHE_H__ */