More work on find implementation, mostly there now

[evince.git] / pixbuf / pixbuf-document.c

diff --git a/pixbuf/pixbuf-document.c b/pixbuf/pixbuf-document.c
index c8efd2d9588d21039dfbb7b60b978ab06b7ab9c8..a3b06d97d4084f54ac298460e514d0df35fc2b3c 100644 (file)
--- 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 +18,12 @@
  */
 
 #include "pixbuf-document.h"
+#include "ev-document-thumbnails.h"
+
+enum {
+       PROP_0,
+       PROP_TITLE
+};
 
 struct _PixbufDocumentClass
 {
@@ -38,12 +44,14 @@ 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) });
-
-static GObjectClass *parent_class;
+                                                 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,
@@ -70,6 +78,15 @@ pixbuf_document_load (EvDocument  *document,
        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)
 {
@@ -125,8 +142,10 @@ pixbuf_document_get_page_size (EvDocument   *document,
 {
        PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
 
-       *width = gdk_pixbuf_get_width (pixbuf_document->pixbuf);
-       *height = gdk_pixbuf_get_height (pixbuf_document->pixbuf);
+       if (width)
+               *width = gdk_pixbuf_get_width (pixbuf_document->pixbuf);
+       if (height)
+               *height = gdk_pixbuf_get_height (pixbuf_document->pixbuf);
 }
 
 static void
@@ -171,26 +190,41 @@ pixbuf_document_render (EvDocument  *document,
 }
 
 static void
-pixbuf_document_begin_find (EvDocument   *document,
-                           const char   *search_string,
-                           gboolean      case_sensitive)
+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_end_find (EvDocument   *document)
+pixbuf_document_set_property (GObject *object,
+                             guint prop_id,
+                             const GValue *value,
+                             GParamSpec *pspec)
 {
+       switch (prop_id)
+       {
+               case PROP_TITLE:
+                       /* read only */
+                       break;
+       }
 }
 
 static void
-pixbuf_document_finalize (GObject *object)
+pixbuf_document_get_property (GObject *object,
+                             guint prop_id,
+                             GValue *value,
+                             GParamSpec *pspec)
 {
-       PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (object);
-
-       g_object_unref (pixbuf_document->pixbuf);
-       
-       G_OBJECT_CLASS (parent_class)->finalize (object);
+       switch (prop_id)
+       {
+               case PROP_TITLE:
+                       g_value_set_string (value, NULL);
+                       break;
+       }
 }
 
 static void
@@ -198,15 +232,37 @@ pixbuf_document_class_init (PixbufDocumentClass *klass)
 {
        GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
 
-       parent_class = g_type_class_peek_parent (klass);
-       
        gobject_class->finalize = pixbuf_document_finalize;
+       gobject_class->get_property = pixbuf_document_get_property;
+       gobject_class->set_property = pixbuf_document_set_property;
+
+       g_object_class_override_property (gobject_class, PROP_TITLE, "title");
+}
+
+static char *
+pixbuf_document_get_text (EvDocument *document, GdkRectangle *rect)
+{
+       /* FIXME this method should not be in EvDocument */
+       g_warning ("pixbuf_document_get_text not implemented");
+       return NULL;
+}
+
+
+static EvLink *
+pixbuf_document_get_link (EvDocument *document,
+                         int         x,
+                         int         y)
+{
+       return NULL;
 }
 
 static void
 pixbuf_document_document_iface_init (EvDocumentIface *iface)
 {
        iface->load = pixbuf_document_load;
+       iface->save = pixbuf_document_save;
+       iface->get_text = pixbuf_document_get_text;
+       iface->get_link = pixbuf_document_get_link;
        iface->get_n_pages = pixbuf_document_get_n_pages;
        iface->set_page = pixbuf_document_set_page;
        iface->get_page = pixbuf_document_get_page;
@@ -215,10 +271,52 @@ pixbuf_document_document_iface_init (EvDocumentIface *iface)
        iface->set_page_offset = pixbuf_document_set_page_offset;
        iface->get_page_size = pixbuf_document_get_page_size;
        iface->render = pixbuf_document_render;
-        iface->begin_find = pixbuf_document_begin_find;
-        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_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)
 {