* limit its use */
#define MAX_ICON_VIEW_PAGE_COUNT 1500
+typedef struct _EvThumbsSize
+{
+ gint width;
+ gint height;
+} EvThumbsSize;
+
+typedef struct _EvThumbsSizeCache {
+ gboolean uniform;
+ gint uniform_width;
+ gint uniform_height;
+ EvThumbsSize *sizes;
+} EvThumbsSizeCache;
struct _EvSidebarThumbnailsPrivate {
GtkWidget *swindow;
GtkListStore *list_store;
GHashTable *loading_icons;
EvDocument *document;
- EvPageCache *page_cache;
+ EvDocumentModel *model;
+ EvThumbsSizeCache *size_cache;
gint n_pages, pages_done;
int rotation;
+ gboolean inverted_colors;
/* Visible pages */
gint start_page, end_page;
static gboolean ev_sidebar_thumbnails_support_document (EvSidebarPage *sidebar_page,
EvDocument *document);
static void ev_sidebar_thumbnails_page_iface_init (EvSidebarPageIface *iface);
-static void ev_sidebar_thumbnails_set_document (EvSidebarPage *sidebar_page,
- EvDocument *document);
static const gchar* ev_sidebar_thumbnails_get_label (EvSidebarPage *sidebar_page);
static void thumbnail_job_completed_callback (EvJobThumbnail *job,
EvSidebarThumbnails *sidebar_thumbnails);
#define EV_SIDEBAR_THUMBNAILS_GET_PRIVATE(object) \
(G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_SIDEBAR_THUMBNAILS, EvSidebarThumbnailsPrivate));
+/* Thumbnails dimensions cache */
+#define EV_THUMBNAILS_SIZE_CACHE_KEY "ev-thumbnails-size-cache"
+
+static EvThumbsSizeCache *
+ev_thumbnails_size_cache_new (EvDocument *document)
+{
+ EvThumbsSizeCache *cache;
+ EvRenderContext *rc = NULL;
+ gint i, n_pages;
+ EvThumbsSize *thumb_size;
+
+ cache = g_new0 (EvThumbsSizeCache, 1);
+
+ n_pages = ev_document_get_n_pages (document);
+
+ /* Assume all pages are the same size until proven otherwise */
+ cache->uniform = TRUE;
+
+ for (i = 0; i < n_pages; i++) {
+ EvPage *page;
+ gdouble page_width, page_height;
+ gint thumb_width = 0;
+ gint thumb_height = 0;
+
+ page = ev_document_get_page (document, i);
+
+ ev_document_get_page_size (document, i, &page_width, &page_height);
+
+ if (!rc) {
+ rc = ev_render_context_new (page, 0, (gdouble)THUMBNAIL_WIDTH / page_width);
+ } else {
+ ev_render_context_set_page (rc, page);
+ ev_render_context_set_scale (rc, (gdouble)THUMBNAIL_WIDTH / page_width);
+ }
+
+ ev_document_thumbnails_get_dimensions (EV_DOCUMENT_THUMBNAILS (document),
+ rc, &thumb_width, &thumb_height);
+
+ if (i == 0) {
+ cache->uniform_width = thumb_width;
+ cache->uniform_height = thumb_height;
+ } else if (cache->uniform &&
+ (cache->uniform_width != thumb_width ||
+ cache->uniform_height != thumb_height)) {
+ /* It's a different thumbnail size. Backfill the array. */
+ int j;
+
+ cache->sizes = g_new0 (EvThumbsSize, n_pages);
+
+ for (j = 0; j < i; j++) {
+ thumb_size = &(cache->sizes[j]);
+ thumb_size->width = cache->uniform_width;
+ thumb_size->height = cache->uniform_height;
+ }
+ cache->uniform = FALSE;
+ }
+
+ if (! cache->uniform) {
+ thumb_size = &(cache->sizes[i]);
+
+ thumb_size->width = thumb_width;
+ thumb_size->height = thumb_height;
+ }
+
+ g_object_unref (page);
+ }
+
+ if (rc) {
+ g_object_unref (rc);
+ }
+
+ return cache;
+}
+
+static void
+ev_thumbnails_size_cache_get_size (EvThumbsSizeCache *cache,
+ gint page,
+ gint rotation,
+ gint *width,
+ gint *height)
+{
+ gint w, h;
+
+ if (cache->uniform) {
+ w = cache->uniform_width;
+ h = cache->uniform_height;
+ } else {
+ EvThumbsSize *thumb_size;
+
+ thumb_size = &(cache->sizes[page]);
+
+ w = thumb_size->width;
+ h = thumb_size->height;
+ }
+
+ if (rotation == 0 || rotation == 180) {
+ if (width) *width = w;
+ if (height) *height = h;
+ } else {
+ if (width) *width = h;
+ if (height) *height = w;
+ }
+}
+
+static void
+ev_thumbnails_size_cache_free (EvThumbsSizeCache *cache)
+{
+ if (cache->sizes) {
+ g_free (cache->sizes);
+ cache->sizes = NULL;
+ }
+
+ g_free (cache);
+}
+
+static EvThumbsSizeCache *
+ev_thumbnails_size_cache_get (EvDocument *document)
+{
+ EvThumbsSizeCache *cache;
+
+ cache = g_object_get_data (G_OBJECT (document), EV_THUMBNAILS_SIZE_CACHE_KEY);
+ if (!cache) {
+ cache = ev_thumbnails_size_cache_new (document);
+ g_object_set_data_full (G_OBJECT (document),
+ EV_THUMBNAILS_SIZE_CACHE_KEY,
+ cache,
+ (GDestroyNotify)ev_thumbnails_size_cache_free);
+ }
+
+ return cache;
+}
+
static void
ev_sidebar_thumbnails_dispose (GObject *object)
g_object_unref (sidebar_thumbnails->priv->list_store);
sidebar_thumbnails->priv->list_store = NULL;
}
-
+
G_OBJECT_CLASS (ev_sidebar_thumbnails_parent_class)->dispose (object);
}
g_object_unref (job);
}
- ev_page_cache_get_thumbnail_size (priv->page_cache, start_page,
+ ev_thumbnails_size_cache_get_size (priv->size_cache, start_page,
priv->rotation,
&width, &height);
if (!loading_icon || (width != prev_width && height != prev_height)) {
gint page)
{
EvSidebarThumbnailsPrivate *priv = sidebar_thumbnails->priv;
- gint width, height;
+ gdouble width;
- ev_page_cache_get_size (priv->page_cache,
- page, 0,
- 1.0, &width, &height);
-
- return (gdouble)THUMBNAIL_WIDTH / (gdouble)width;
+ ev_document_get_page_size (priv->document, page, &width, NULL);
+
+ return (gdouble)THUMBNAIL_WIDTH / width;
}
static void
GdkPixbuf *loading_icon = NULL;
gint width, height;
- page_label = ev_page_cache_get_page_label (priv->page_cache, i);
+ page_label = ev_document_get_page_label (priv->document, i);
page_string = g_markup_printf_escaped ("<i>%s</i>", page_label);
- ev_page_cache_get_thumbnail_size (sidebar_thumbnails->priv->page_cache, i,
+ ev_thumbnails_size_cache_get_size (sidebar_thumbnails->priv->size_cache, i,
sidebar_thumbnails->priv->rotation,
&width, &height);
if (!loading_icon || (width != prev_width && height != prev_height)) {
}
}
-static gboolean
-refresh (EvSidebarThumbnails *sidebar_thumbnails)
-{
- adjustment_changed_cb (sidebar_thumbnails);
- return FALSE;
-}
-
-void
-ev_sidebar_thumbnails_refresh (EvSidebarThumbnails *sidebar_thumbnails,
- int rotation)
-{
- sidebar_thumbnails->priv->rotation = rotation;
- if (sidebar_thumbnails->priv->loading_icons)
- g_hash_table_remove_all (sidebar_thumbnails->priv->loading_icons);
-
- if (sidebar_thumbnails->priv->document == NULL ||
- sidebar_thumbnails->priv->n_pages <= 0)
- return;
-
- ev_sidebar_thumbnails_clear_model (sidebar_thumbnails);
- ev_sidebar_thumbnails_fill_model (sidebar_thumbnails);
-
- /* Trigger a redraw */
- sidebar_thumbnails->priv->start_page = -1;
- sidebar_thumbnails->priv->end_page = -1;
- g_idle_add ((GSourceFunc)refresh, sidebar_thumbnails);
-}
-
static void
ev_sidebar_tree_selection_changed (GtkTreeSelection *selection,
EvSidebarThumbnails *ev_sidebar_thumbnails)
page = gtk_tree_path_get_indices (path)[0];
gtk_tree_path_free (path);
- ev_page_cache_set_current_page_history (priv->page_cache, page);
+ ev_document_model_set_page (priv->model, page);
}
static void
gtk_tree_path_free (path);
g_list_free (selected);
- ev_page_cache_set_current_page_history (priv->page_cache, page);
+ ev_document_model_set_page (priv->model, page);
}
static void
ev_sidebar_thumbnails_use_icon_view (EvSidebarThumbnails *sidebar_thumbnails)
{
EvSidebarThumbnailsPrivate *priv = sidebar_thumbnails->priv;
- if (ev_page_cache_get_n_pages (priv->page_cache) > MAX_ICON_VIEW_PAGE_COUNT)
- return FALSE;
- return TRUE;
+
+ return (ev_document_get_n_pages (priv->document) <= MAX_ICON_VIEW_PAGE_COUNT);
}
static void
}
static void
-page_changed_cb (EvPageCache *page_cache,
- int page,
- EvSidebarThumbnails *sidebar)
+ev_sidebar_thumbnails_set_current_page (EvSidebarThumbnails *sidebar,
+ gint page)
{
GtkTreeView *tree_view;
GtkTreePath *path;
gtk_tree_path_free (path);
}
+static void
+page_changed_cb (EvSidebarThumbnails *sidebar,
+ gint old_page,
+ gint new_page)
+{
+ ev_sidebar_thumbnails_set_current_page (sidebar, new_page);
+}
+
+static gboolean
+refresh (EvSidebarThumbnails *sidebar_thumbnails)
+{
+ adjustment_changed_cb (sidebar_thumbnails);
+ return FALSE;
+}
+
+static void
+ev_sidebar_thumbnails_reload (EvSidebarThumbnails *sidebar_thumbnails)
+{
+ EvDocumentModel *model;
+
+ if (sidebar_thumbnails->priv->loading_icons)
+ g_hash_table_remove_all (sidebar_thumbnails->priv->loading_icons);
+
+ if (sidebar_thumbnails->priv->document == NULL ||
+ sidebar_thumbnails->priv->n_pages <= 0)
+ return;
+
+ model = sidebar_thumbnails->priv->model;
+
+ ev_sidebar_thumbnails_clear_model (sidebar_thumbnails);
+ ev_sidebar_thumbnails_fill_model (sidebar_thumbnails);
+
+ /* Trigger a redraw */
+ sidebar_thumbnails->priv->start_page = -1;
+ sidebar_thumbnails->priv->end_page = -1;
+ ev_sidebar_thumbnails_set_current_page (sidebar_thumbnails,
+ ev_document_model_get_page (model));
+ g_idle_add ((GSourceFunc)refresh, sidebar_thumbnails);
+}
+
+static void
+ev_sidebar_thumbnails_rotation_changed_cb (EvDocumentModel *model,
+ GParamSpec *pspec,
+ EvSidebarThumbnails *sidebar_thumbnails)
+{
+ gint rotation = ev_document_model_get_rotation (model);
+
+ sidebar_thumbnails->priv->rotation = rotation;
+ ev_sidebar_thumbnails_reload (sidebar_thumbnails);
+}
+
+static void
+ev_sidebar_thumbnails_inverted_colors_changed_cb (EvDocumentModel *model,
+ GParamSpec *pspec,
+ EvSidebarThumbnails *sidebar_thumbnails)
+{
+ gboolean inverted_colors = ev_document_model_get_inverted_colors (model);
+
+ sidebar_thumbnails->priv->inverted_colors = inverted_colors;
+ ev_sidebar_thumbnails_reload (sidebar_thumbnails);
+}
+
static void
thumbnail_job_completed_callback (EvJobThumbnail *job,
EvSidebarThumbnails *sidebar_thumbnails)
GtkTreeIter *iter;
iter = (GtkTreeIter *) g_object_get_data (G_OBJECT (job), "tree_iter");
+ if (priv->inverted_colors)
+ ev_document_misc_invert_pixbuf (job->thumbnail);
gtk_list_store_set (priv->list_store,
iter,
COLUMN_PIXBUF, job->thumbnail,
}
static void
-ev_sidebar_thumbnails_set_document (EvSidebarPage *sidebar_page,
- EvDocument *document)
+ev_sidebar_thumbnails_document_changed_cb (EvDocumentModel *model,
+ GParamSpec *pspec,
+ EvSidebarThumbnails *sidebar_thumbnails)
{
- EvSidebarThumbnails *sidebar_thumbnails = EV_SIDEBAR_THUMBNAILS (sidebar_page);
-
+ EvDocument *document = ev_document_model_get_document (model);
EvSidebarThumbnailsPrivate *priv = sidebar_thumbnails->priv;
- priv->page_cache = ev_page_cache_get (document);
-
if (!EV_IS_DOCUMENT_THUMBNAILS (document) ||
- ev_page_cache_get_n_pages (priv->page_cache) <= 0 ||
- ev_page_cache_check_dimensions (priv->page_cache)) {
+ ev_document_get_n_pages (document) <= 0 ||
+ !ev_document_check_dimensions (document)) {
return;
}
+ priv->size_cache = ev_thumbnails_size_cache_get (document);
priv->document = document;
- priv->n_pages = ev_page_cache_get_n_pages (priv->page_cache);
+ priv->n_pages = ev_document_get_n_pages (document);
+ priv->rotation = ev_document_model_get_rotation (model);
+ priv->inverted_colors = ev_document_model_get_inverted_colors (model);
priv->loading_icons = g_hash_table_new_full (g_str_hash,
g_str_equal,
(GDestroyNotify)g_free,
}
/* Connect to the signal and trigger a fake callback */
- g_signal_connect (priv->page_cache, "page-changed", G_CALLBACK (page_changed_cb), sidebar_thumbnails);
+ g_signal_connect_swapped (priv->model, "page-changed",
+ G_CALLBACK (page_changed_cb),
+ sidebar_thumbnails);
+ g_signal_connect (priv->model, "notify::rotation",
+ G_CALLBACK (ev_sidebar_thumbnails_rotation_changed_cb),
+ sidebar_thumbnails);
+ g_signal_connect (priv->model, "notify::inverted-colors",
+ G_CALLBACK (ev_sidebar_thumbnails_inverted_colors_changed_cb),
+ sidebar_thumbnails);
sidebar_thumbnails->priv->start_page = -1;
sidebar_thumbnails->priv->end_page = -1;
- page_changed_cb (priv->page_cache,
- ev_page_cache_get_current_page (priv->page_cache),
- sidebar_thumbnails);
+ ev_sidebar_thumbnails_set_current_page (sidebar_thumbnails,
+ ev_document_model_get_page (model));
adjustment_changed_cb (sidebar_thumbnails);
}
+static void
+ev_sidebar_thumbnails_set_model (EvSidebarPage *sidebar_page,
+ EvDocumentModel *model)
+{
+ EvSidebarThumbnails *sidebar_thumbnails = EV_SIDEBAR_THUMBNAILS (sidebar_page);
+ EvSidebarThumbnailsPrivate *priv = sidebar_thumbnails->priv;
+
+ if (priv->model == model)
+ return;
+
+ priv->model = model;
+ g_signal_connect (model, "notify::document",
+ G_CALLBACK (ev_sidebar_thumbnails_document_changed_cb),
+ sidebar_page);
+}
+
static gboolean
ev_sidebar_thumbnails_clear_job (GtkTreeModel *model,
GtkTreePath *path,
ev_sidebar_thumbnails_page_iface_init (EvSidebarPageIface *iface)
{
iface->support_document = ev_sidebar_thumbnails_support_document;
- iface->set_document = ev_sidebar_thumbnails_set_document;
+ iface->set_model = ev_sidebar_thumbnails_set_model;
iface->get_label = ev_sidebar_thumbnails_get_label;
}
-