ev-pixbuf-cache.h 3.44 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
/* this file is part of evince, a gnome document viewer
 *
 *  Copyright (C) 2005 Red Hat, Inc
 *
 * Evince 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.
 *
 * Evince 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
17
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 19
 */

20 21 22 23
/* This File is basically an extention of EvView, and is out here just to keep
 * ev-view.c from exploding.
 */

24 25 26 27
#if !defined (__EV_EVINCE_VIEW_H_INSIDE__) && !defined (EVINCE_COMPILATION)
#error "Only <evince-view.h> can be included directly."
#endif

28 29 30
#ifndef __EV_PIXBUF_CACHE_H__
#define __EV_PIXBUF_CACHE_H__

31 32
#include <gtk/gtk.h>

33
#include <evince-document.h>
34
#include <evince-view.h>
35 36 37 38 39 40 41

G_BEGIN_DECLS

#define EV_TYPE_PIXBUF_CACHE            (ev_pixbuf_cache_get_type ())
#define EV_PIXBUF_CACHE(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), EV_TYPE_PIXBUF_CACHE, EvPixbufCache))
#define EV_IS_PIXBUF_CACHE(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), EV_TYPE_PIXBUF_CACHE))

42 43 44 45


/* The coordinates in the rect here are at scale == 1.0, so that we can ignore
 * resizings.  There is one per page, maximum.
46
 */
47 48 49
typedef struct {
	int page;
	EvRectangle rect;
Carlos Garcia Campos's avatar
Carlos Garcia Campos committed
50
	cairo_region_t *covered_region;
51
	EvSelectionStyle style;
52
} EvViewSelection;
53 54 55 56

typedef struct _EvPixbufCache       EvPixbufCache;
typedef struct _EvPixbufCacheClass  EvPixbufCacheClass;

57
GType          ev_pixbuf_cache_get_type             (void) G_GNUC_CONST;
58
EvPixbufCache *ev_pixbuf_cache_new                  (GtkWidget     *view,
59 60 61 62
						     EvDocumentModel *model,
						     gsize            max_size);
void           ev_pixbuf_cache_set_max_size         (EvPixbufCache   *pixbuf_cache,
						     gsize            max_size);
63 64 65 66
void           ev_pixbuf_cache_set_page_range       (EvPixbufCache *pixbuf_cache,
						     gint           start_page,
						     gint           end_page,
						     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);
Carlos Garcia Campos's avatar
Carlos Garcia Campos committed
71 72 73 74 75
void           ev_pixbuf_cache_reload_page 	    (EvPixbufCache  *pixbuf_cache,
						     cairo_region_t *region,
                    				     gint            page,
			                             gint            rotation,
						     gdouble         scale);
76 77
void           ev_pixbuf_cache_set_inverted_colors  (EvPixbufCache *pixbuf_cache,
						     gboolean       inverted_colors);
78
/* Selection */
Carlos Garcia Campos's avatar
Carlos Garcia Campos committed
79 80 81 82
cairo_surface_t *ev_pixbuf_cache_get_selection_surface (EvPixbufCache   *pixbuf_cache,
							gint             page,
							gfloat           scale,
							cairo_region_t **region);
83 84
void           ev_pixbuf_cache_set_selection_list   (EvPixbufCache *pixbuf_cache,
						     GList         *selection_list);
85
GList         *ev_pixbuf_cache_get_selection_list   (EvPixbufCache *pixbuf_cache);
86 87 88 89

G_END_DECLS

#endif /* __EV_PIXBUF_CACHE_H__ */