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| author | Anders Carlsson <andersca@gnome.org> | 2004-12-22 20:54:22 (GMT) |
|---|---|---|
| committer | Anders Carlsson <andersca@src.gnome.org> | 2004-12-22 20:54:22 (GMT) |
| commit | ca0836cb912f3b88834cae97774079314727c6e2 (patch) | |
| tree | 811a2c5b04a9cf17933994f65ad95d2bc2cded6b /pixbuf | |
| parent | f396b95d8d10ceb3824bf00405a04b6104fea883 (diff) | |
Add thumbnail support.
2004-12-22 Anders Carlsson <andersca@gnome.org>
* backend/Makefile.am:
* backend/ev-document-thumbnails.c:
(ev_document_thumbnails_get_type),
(ev_document_thumbnails_get_thumbnail):
* backend/ev-document-thumbnails.h:
* pixbuf/pixbuf-document.c: (G_DEFINE_TYPE_WITH_CODE),
(pixbuf_document_thumbnails_get_thumbnail),
(pixbuf_document_document_thumbnails_iface_init):
* shell/Makefile.am:
* shell/ev-sidebar-thumbnails.c: (ev_sidebar_thumbnails_destroy),
(ev_sidebar_thumbnails_class_init), (ev_sidebar_thumbnails_init),
(populate_thumbnails), (ev_sidebar_thumbnails_set_document):
* shell/ev-sidebar-thumbnails.h:
* shell/ev-sidebar.c: (ev_sidebar_init), (ev_sidebar_add_page),
(ev_sidebar_set_document):
* shell/ev-utils.c: (gaussian), (create_blur_filter),
(create_shadow), (ev_pixbuf_add_shadow):
* shell/ev-utils.h:
Add thumbnail support.
Diffstat (limited to 'pixbuf')
| -rw-r--r-- | pixbuf/pixbuf-document.c | 37 |
1 files changed, 35 insertions, 2 deletions
diff --git a/pixbuf/pixbuf-document.c b/pixbuf/pixbuf-document.c index c8efd2d..7eeb8fd 100644 --- a/pixbuf/pixbuf-document.c +++ b/pixbuf/pixbuf-document.c @@ -1,5 +1,5 @@ /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */ -/* pixbuf-document.h: Implementation of EvDocument for PIXBUF +/* * Copyright (C) 2004, Anders Carlsson <andersca@gnome.org> * * This program is free software; you can redistribute it and/or modify @@ -18,6 +18,7 @@ */ #include "pixbuf-document.h" +#include "ev-document-thumbnails.h" struct _PixbufDocumentClass { @@ -38,10 +39,14 @@ struct _PixbufDocument 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) }); + pixbuf_document_document_iface_init); + G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS, + pixbuf_document_document_thumbnails_iface_init) + }); static GObjectClass *parent_class; @@ -219,6 +224,34 @@ pixbuf_document_document_iface_init (EvDocumentIface *iface) iface->end_find = pixbuf_document_end_find; } +static GdkPixbuf * +pixbuf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document, + gint page, + gint width) +{ + PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document); + GdkPixbuf *pixbuf; + gdouble scale_factor; + gint height; + + scale_factor = (gdouble)width / 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, width, height, + GDK_INTERP_BILINEAR); + + return pixbuf; +} + + +static void +pixbuf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface) +{ + iface->get_thumbnail = pixbuf_document_thumbnails_get_thumbnail; +} + + static void pixbuf_document_init (PixbufDocument *pixbuf_document) { |