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| author | Carlos Garcia Campos <[email protected]> | 2013-06-11 14:22:41 +0200 |
|---|---|---|
| committer | raveit65 <[email protected]> | 2017-09-06 18:25:34 +0200 |
| commit | 33889b3eddebef1251e70a882b72a1710ba20083 (patch) | |
| tree | 195fe268f0bad17bff2e673845df603d0d97249e /libview/ev-page-cache.c | |
| parent | cd36f3b5e3cd9ee377d3431b51fa3814043f52ef (diff) | |
| download | atril-33889b3eddebef1251e70a882b72a1710ba20083.tar.bz2 atril-33889b3eddebef1251e70a882b72a1710ba20083.tar.xz | |
libview: Add a way to get the text logical attributes from the page cache
It returns an array of PangoLogAttr with the logical attributes of the
text for the given page.
taken from:
https://git.gnome.org/browse/evince/commit/?h=gnome-3-10&id=6870279
Diffstat (limited to 'libview/ev-page-cache.c')
| -rw-r--r-- | libview/ev-page-cache.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/libview/ev-page-cache.c b/libview/ev-page-cache.c index b7c5e8aa..4deef21f 100644 --- a/libview/ev-page-cache.c +++ b/libview/ev-page-cache.c @@ -45,6 +45,8 @@ typedef struct _EvPageCacheData { EvRectangle *text_layout; guint text_layout_length; gchar *text; + PangoLogAttr *text_log_attrs; + gulong text_log_attrs_length; } EvPageCacheData; struct _EvPageCache { @@ -123,6 +125,12 @@ ev_page_cache_data_free (EvPageCacheData *data) g_free (data->text); data->text = NULL; } + + if (data->text_log_attrs) { + g_free (data->text_log_attrs); + data->text_log_attrs = NULL; + data->text_log_attrs_length = 0; + } } static void @@ -226,6 +234,12 @@ ev_page_cache_get_flags_for_data (EvPageCache *cache, flags | EV_PAGE_DATA_INCLUDE_TEXT_LAYOUT; } + if (cache->flags & EV_PAGE_DATA_INCLUDE_TEXT_LOG_ATTRS) { + flags = (data->text_log_attrs) ? + flags & ~EV_PAGE_DATA_INCLUDE_TEXT_LOG_ATTRS : + flags | EV_PAGE_DATA_INCLUDE_TEXT_LOG_ATTRS; + } + return flags; } @@ -270,6 +284,10 @@ job_page_data_finished_cb (EvJob *job, } if (job_data->flags & EV_PAGE_DATA_INCLUDE_TEXT) data->text = job_data->text; + if (job_data->flags & EV_PAGE_DATA_INCLUDE_TEXT_LOG_ATTRS) { + data->text_log_attrs = job_data->text_log_attrs; + data->text_log_attrs_length = job_data->text_log_attrs_length; + } data->done = TRUE; data->dirty = FALSE; @@ -541,3 +559,35 @@ ev_page_cache_get_text_layout (EvPageCache *cache, return FALSE; } + +gboolean +ev_page_cache_get_text_log_attrs (EvPageCache *cache, + gint page, + PangoLogAttr **log_attrs, + gulong *n_attrs) +{ + EvPageCacheData *data; + + g_return_val_if_fail (EV_IS_PAGE_CACHE (cache), FALSE); + g_return_val_if_fail (page >= 0 && page < cache->n_pages, FALSE); + + if (!(cache->flags & EV_PAGE_DATA_INCLUDE_TEXT_LOG_ATTRS)) + return FALSE; + + data = &cache->page_list[page]; + if (data->done) { + *log_attrs = data->text_log_attrs; + *n_attrs = data->text_log_attrs_length; + + return TRUE; + } + + if (data->job) { + *log_attrs = EV_JOB_PAGE_DATA (data->job)->text_log_attrs; + *n_attrs = EV_JOB_PAGE_DATA (data->job)->text_log_attrs_length; + + return TRUE; + } + + return FALSE; +} |