diff options
Diffstat (limited to 'backend/ev-page-cache.c')
| -rw-r--r-- | backend/ev-page-cache.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/backend/ev-page-cache.c b/backend/ev-page-cache.c index a6d7822..6e559cb 100644 --- a/backend/ev-page-cache.c +++ b/backend/ev-page-cache.c @@ -24,6 +24,11 @@ struct _EvPageCache double uniform_width; double uniform_height; + double max_width_page_width; + double max_width_page_height; + double max_height_page_width; + double max_height_page_height; + EvPageCacheInfo *size_cache; }; @@ -104,6 +109,10 @@ _ev_page_cache_new (EvDocument *document) page_cache->uniform = TRUE; page_cache->n_pages = ev_document_get_n_pages (document); page_cache->page_labels = g_new0 (char *, page_cache->n_pages); + page_cache->max_width_page_width = 0; + page_cache->max_width_page_height = 0; + page_cache->max_height_page_width = 0; + page_cache->max_height_page_height = 0; doc_info = ev_document_get_info (document); if (doc_info->fields_mask & EV_DOCUMENT_INFO_TITLE) { @@ -120,6 +129,16 @@ _ev_page_cache_new (EvDocument *document) ev_document_get_page_size (document, i, &page_width, &page_height); page_cache->page_labels[i] = ev_document_get_page_label (document, i); + if (page_width > page_cache->max_width_page_width) { + page_cache->max_width_page_width = page_width; + page_cache->max_width_page_height = page_height; + } + + if (page_height > page_cache->max_height_page_height) { + page_cache->max_height_page_width = page_width; + page_cache->max_height_page_height = page_height; + } + if (i == 0) { page_cache->uniform_width = page_width; page_cache->uniform_height = page_height; @@ -151,6 +170,8 @@ _ev_page_cache_new (EvDocument *document) /* make some sanity check assertions */ if (! page_cache->uniform) g_assert (page_cache->size_cache != NULL); + if (page_cache->uniform) + g_assert (page_cache->uniform_width > 0 && page_cache->uniform_height > 0); ev_document_doc_mutex_unlock (); @@ -279,6 +300,39 @@ ev_page_cache_get_size (EvPageCache *page_cache, *height = (*height) * scale; } + + +/* Note that these aren't necessarily from the same page. + */ +void +ev_page_cache_get_max_width_size (EvPageCache *page_cache, + gfloat scale, + gint *width, + gint *height) +{ + g_return_if_fail (EV_IS_PAGE_CACHE (page_cache)); + + if (width) + *width = page_cache->max_width_page_width * scale; + if (height) + *height = page_cache->max_width_page_height * scale; +} + +void +ev_page_cache_get_max_height_size (EvPageCache *page_cache, + gfloat scale, + gint *width, + gint *height) +{ + g_return_if_fail (EV_IS_PAGE_CACHE (page_cache)); + + if (width) + *width = page_cache->max_height_page_width * scale; + if (height) + *height = page_cache->max_height_page_height * scale; +} + + gchar * ev_page_cache_get_page_label (EvPageCache *page_cache, gint page) |