+++ /dev/null
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
-/*
- * Copyright (C) 2004, Anders Carlsson <andersca@gnome.org>
- *
- * This program 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, or (at your option)
- * any later version.
- *
- * This program 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
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
-
-#include "pixbuf-document.h"
-#include "ev-document-thumbnails.h"
-
-struct _PixbufDocumentClass
-{
- GObjectClass parent_class;
-};
-
-struct _PixbufDocument
-{
- GObject parent_instance;
-
- GdkPixbuf *pixbuf;
- EvOrientation orientation;
-};
-
-typedef struct _PixbufDocumentClass PixbufDocumentClass;
-
-static void pixbuf_document_document_iface_init (EvDocumentIface *iface);
-static void pixbuf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface);
-
-G_DEFINE_TYPE_WITH_CODE (PixbufDocument, pixbuf_document, G_TYPE_OBJECT,
- { G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT,
- pixbuf_document_document_iface_init);
- G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS,
- pixbuf_document_document_thumbnails_iface_init)
- });
-
-static gboolean
-pixbuf_document_load (EvDocument *document,
- const char *uri,
- GError **error)
-{
- PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
-
- gchar *filename;
- GdkPixbuf *pixbuf;
-
- /* FIXME: We could actually load uris */
- filename = g_filename_from_uri (uri, NULL, error);
- if (!filename)
- return FALSE;
-
- pixbuf = gdk_pixbuf_new_from_file (filename, error);
-
- if (!pixbuf)
- return FALSE;
-
- pixbuf_document->pixbuf = pixbuf;
-
- return TRUE;
-}
-
-static gboolean
-pixbuf_document_save (EvDocument *document,
- const char *uri,
- GError **error)
-{
- g_warning ("pixbuf_document_save not implemented"); /* FIXME */
- return TRUE;
-}
-
-static int
-pixbuf_document_get_n_pages (EvDocument *document)
-{
- return 1;
-}
-
-static EvOrientation
-pixbuf_document_get_orientation (EvDocument *document)
-{
- PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
-
- return pixbuf_document->orientation;
-}
-
-static void
-pixbuf_document_set_orientation (EvDocument *document,
- EvOrientation orientation)
-{
- PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
-
- pixbuf_document->orientation = orientation;
-}
-
-static GdkPixbuf *
-rotate_pixbuf (EvDocument *document, GdkPixbuf *pixbuf)
-{
- PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
-
- switch (pixbuf_document->orientation)
- {
- case EV_ORIENTATION_LANDSCAPE:
- return gdk_pixbuf_rotate_simple (pixbuf, 90);
- case EV_ORIENTATION_UPSIDEDOWN:
- return gdk_pixbuf_rotate_simple (pixbuf, 180);
- case EV_ORIENTATION_SEASCAPE:
- return gdk_pixbuf_rotate_simple (pixbuf, 270);
- default:
- return g_object_ref (pixbuf);
- }
-}
-
-static void
-pixbuf_document_get_page_size (EvDocument *document,
- int page,
- double *width,
- double *height)
-{
- PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
-
- if (pixbuf_document->orientation == EV_ORIENTATION_PORTRAIT ||
- pixbuf_document->orientation == EV_ORIENTATION_UPSIDEDOWN) {
- *width = gdk_pixbuf_get_width (pixbuf_document->pixbuf);
- *height = gdk_pixbuf_get_height (pixbuf_document->pixbuf);
- } else {
- *width = gdk_pixbuf_get_height (pixbuf_document->pixbuf);
- *height = gdk_pixbuf_get_width (pixbuf_document->pixbuf);
- }
-}
-
-static GdkPixbuf*
-pixbuf_document_render_pixbuf (EvDocument *document, int page, double scale)
-{
- PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
- GdkPixbuf *scaled_pixbuf, *rotated_pixbuf;
-
- scaled_pixbuf = gdk_pixbuf_scale_simple (pixbuf_document->pixbuf,
- gdk_pixbuf_get_width (pixbuf_document->pixbuf) * scale,
- gdk_pixbuf_get_height (pixbuf_document->pixbuf) * scale,
- GDK_INTERP_BILINEAR);
-
- rotated_pixbuf = rotate_pixbuf (document, scaled_pixbuf);
- g_object_unref (scaled_pixbuf);
-
- return rotated_pixbuf;
-}
-
-static void
-pixbuf_document_finalize (GObject *object)
-{
- PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (object);
-
- g_object_unref (pixbuf_document->pixbuf);
-
- G_OBJECT_CLASS (pixbuf_document_parent_class)->finalize (object);
-}
-
-static void
-pixbuf_document_class_init (PixbufDocumentClass *klass)
-{
- GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
-
- gobject_class->finalize = pixbuf_document_finalize;
-}
-
-static gboolean
-pixbuf_document_can_get_text (EvDocument *document)
-{
- return FALSE;
-}
-
-static EvDocumentInfo *
-pixbuf_document_get_info (EvDocument *document)
-{
- EvDocumentInfo *info;
-
- info = g_new0 (EvDocumentInfo, 1);
- info->fields_mask = 0;
-
- return info;
-}
-
-static void
-pixbuf_document_document_iface_init (EvDocumentIface *iface)
-{
- iface->load = pixbuf_document_load;
- iface->save = pixbuf_document_save;
- iface->can_get_text = pixbuf_document_can_get_text;
- iface->get_n_pages = pixbuf_document_get_n_pages;
- iface->get_page_size = pixbuf_document_get_page_size;
- iface->render_pixbuf = pixbuf_document_render_pixbuf;
- iface->get_info = pixbuf_document_get_info;
- iface->get_orientation = pixbuf_document_get_orientation;
- iface->set_orientation = pixbuf_document_set_orientation;
-}
-
-static GdkPixbuf *
-pixbuf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document,
- gint page,
- gint size,
- gboolean border)
-{
- PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
- GdkPixbuf *pixbuf;
- gdouble scale_factor;
- gint height;
-
- scale_factor = (gdouble)size / gdk_pixbuf_get_width (pixbuf_document->pixbuf);
-
- height = gdk_pixbuf_get_height (pixbuf_document->pixbuf) * scale_factor;
-
- pixbuf = gdk_pixbuf_scale_simple (pixbuf_document->pixbuf, size, height,
- GDK_INTERP_BILINEAR);
-
- return pixbuf;
-}
-
-static void
-pixbuf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document,
- gint page,
- gint suggested_width,
- gint *width,
- gint *height)
-{
- PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
- gdouble page_ratio;
-
- page_ratio = ((double)gdk_pixbuf_get_height (pixbuf_document->pixbuf)) /
- gdk_pixbuf_get_width (pixbuf_document->pixbuf);
- *width = suggested_width;
- *height = (gint) (suggested_width * page_ratio);
-}
-
-static void
-pixbuf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface)
-{
- iface->get_thumbnail = pixbuf_document_thumbnails_get_thumbnail;
- iface->get_dimensions = pixbuf_document_thumbnails_get_dimensions;
-}
-
-
-static void
-pixbuf_document_init (PixbufDocument *pixbuf_document)
-{
-}
https://www.fi.muni.cz/~kas/git / evince.git / blobdiff