1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
3 * Copyright (C) 2004, Anders Carlsson <andersca@gnome.org>
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.
20 #include "pixbuf-document.h"
21 #include "ev-document-thumbnails.h"
28 struct _PixbufDocumentClass
30 GObjectClass parent_class;
33 struct _PixbufDocument
35 GObject parent_instance;
41 gint x_offset, y_offset;
44 typedef struct _PixbufDocumentClass PixbufDocumentClass;
46 static void pixbuf_document_document_iface_init (EvDocumentIface *iface);
47 static void pixbuf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface);
49 G_DEFINE_TYPE_WITH_CODE (PixbufDocument, pixbuf_document, G_TYPE_OBJECT,
50 { G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT,
51 pixbuf_document_document_iface_init);
52 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS,
53 pixbuf_document_document_thumbnails_iface_init)
57 pixbuf_document_load (EvDocument *document,
61 PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
66 /* FIXME: We could actually load uris */
67 filename = g_filename_from_uri (uri, NULL, error);
71 pixbuf = gdk_pixbuf_new_from_file (filename, error);
76 pixbuf_document->pixbuf = pixbuf;
82 pixbuf_document_save (EvDocument *document,
86 g_warning ("pixbuf_document_save not implemented"); /* FIXME */
91 pixbuf_document_get_n_pages (EvDocument *document)
97 pixbuf_document_set_page (EvDocument *document,
104 pixbuf_document_get_page (EvDocument *document)
110 pixbuf_document_set_target (EvDocument *document,
113 PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
115 pixbuf_document->target = target;
119 pixbuf_document_set_scale (EvDocument *document,
122 PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
124 pixbuf_document->scale = scale;
128 pixbuf_document_set_page_offset (EvDocument *document,
132 PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
134 pixbuf_document->x_offset = x;
135 pixbuf_document->y_offset = y;
139 pixbuf_document_get_page_size (EvDocument *document,
144 PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
147 *width = gdk_pixbuf_get_width (pixbuf_document->pixbuf) * pixbuf_document->scale;
149 *height = gdk_pixbuf_get_height (pixbuf_document->pixbuf) * pixbuf_document->scale;
153 pixbuf_document_render (EvDocument *document,
159 PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
160 GdkPixbuf *tmp_pixbuf;
162 tmp_pixbuf = gdk_pixbuf_new (gdk_pixbuf_get_colorspace (pixbuf_document->pixbuf),
163 gdk_pixbuf_get_has_alpha (pixbuf_document->pixbuf),
164 gdk_pixbuf_get_bits_per_sample (pixbuf_document->pixbuf),
165 clip_width, clip_height);
167 gdk_pixbuf_fill (tmp_pixbuf, 0xffffffff);
168 gdk_pixbuf_scale (pixbuf_document->pixbuf, tmp_pixbuf, 0, 0,
169 MIN(gdk_pixbuf_get_width(pixbuf_document->pixbuf)* pixbuf_document->scale-clip_x, clip_width),
170 MIN(gdk_pixbuf_get_height(pixbuf_document->pixbuf)* pixbuf_document->scale-clip_y, clip_height),
172 pixbuf_document->scale, pixbuf_document->scale,
173 GDK_INTERP_BILINEAR);
175 gdk_draw_pixbuf (pixbuf_document->target, NULL, tmp_pixbuf,
178 clip_width, clip_height, GDK_RGB_DITHER_NORMAL,
181 g_object_unref (tmp_pixbuf);
185 pixbuf_document_finalize (GObject *object)
187 PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (object);
189 g_object_unref (pixbuf_document->pixbuf);
191 G_OBJECT_CLASS (pixbuf_document_parent_class)->finalize (object);
195 pixbuf_document_set_property (GObject *object,
209 pixbuf_document_get_property (GObject *object,
217 g_value_set_string (value, NULL);
223 pixbuf_document_class_init (PixbufDocumentClass *klass)
225 GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
227 gobject_class->finalize = pixbuf_document_finalize;
228 gobject_class->get_property = pixbuf_document_get_property;
229 gobject_class->set_property = pixbuf_document_set_property;
231 g_object_class_override_property (gobject_class, PROP_TITLE, "title");
235 pixbuf_document_get_text (EvDocument *document, GdkRectangle *rect)
237 /* FIXME this method should not be in EvDocument */
238 g_warning ("pixbuf_document_get_text not implemented");
244 pixbuf_document_get_link (EvDocument *document,
252 pixbuf_document_document_iface_init (EvDocumentIface *iface)
254 iface->load = pixbuf_document_load;
255 iface->save = pixbuf_document_save;
256 iface->get_text = pixbuf_document_get_text;
257 iface->get_link = pixbuf_document_get_link;
258 iface->get_n_pages = pixbuf_document_get_n_pages;
259 iface->set_page = pixbuf_document_set_page;
260 iface->get_page = pixbuf_document_get_page;
261 iface->set_scale = pixbuf_document_set_scale;
262 iface->set_target = pixbuf_document_set_target;
263 iface->set_page_offset = pixbuf_document_set_page_offset;
264 iface->get_page_size = pixbuf_document_get_page_size;
265 iface->render = pixbuf_document_render;
269 pixbuf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document,
273 PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
275 gdouble scale_factor;
278 scale_factor = (gdouble)width / gdk_pixbuf_get_width (pixbuf_document->pixbuf);
280 height = gdk_pixbuf_get_height (pixbuf_document->pixbuf) * scale_factor;
282 pixbuf = gdk_pixbuf_scale_simple (pixbuf_document->pixbuf, width, height,
283 GDK_INTERP_BILINEAR);
289 pixbuf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document,
291 gint suggested_width,
295 PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
298 page_ratio = ((double)gdk_pixbuf_get_height (pixbuf_document->pixbuf)) /
299 gdk_pixbuf_get_width (pixbuf_document->pixbuf);
300 *width = suggested_width;
301 *height = (gint) (suggested_width * page_ratio);
305 pixbuf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface)
307 iface->get_thumbnail = pixbuf_document_thumbnails_get_thumbnail;
308 iface->get_dimensions = pixbuf_document_thumbnails_get_dimensions;
313 pixbuf_document_init (PixbufDocument *pixbuf_document)
315 pixbuf_document->scale = 1.0;
317 pixbuf_document->x_offset = 0;
318 pixbuf_document->y_offset = 0;