Add EvMappingList data struct instead of using a GList

[evince.git] / libview / ev-page-cache.c

diff --git a/libview/ev-page-cache.c b/libview/ev-page-cache.c
index 882c42db0b5c289ed9cde071c76a620dfa03c71c..d81414417438e2c6bc5bc4619b4742dec1af821c 100644 (file)
--- a/libview/ev-page-cache.c
+++ b/libview/ev-page-cache.c
@@ -14,30 +14,35 @@
  *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  */
 
 #include <config.h>
 
+#include <glib.h>
 #include "ev-jobs.h"
 #include "ev-job-scheduler.h"
-#include "ev-mapping.h"
+#include "ev-mapping-list.h"
 #include "ev-selection.h"
 #include "ev-document-links.h"
 #include "ev-document-forms.h"
 #include "ev-document-images.h"
 #include "ev-document-annotations.h"
+#include "ev-document-text.h"
 #include "ev-page-cache.h"
 
 typedef struct _EvPageCacheData {
-       EvJob     *job;
-       gboolean   done : 1;
-
-       GList     *link_mapping;
-       GList     *image_mapping;
-       GList     *form_field_mapping;
-       GList     *annot_mapping;
-       GdkRegion *text_mapping;
+       EvJob          *job;
+       gboolean        done : 1;
+
+       EvMappingList  *link_mapping;
+       EvMappingList  *image_mapping;
+       EvMappingList  *form_field_mapping;
+       EvMappingList  *annot_mapping;
+       cairo_region_t *text_mapping;
+       EvRectangle    *text_layout;
+       guint           text_layout_length;
+       gchar          *text;
 } EvPageCacheData;
 
 struct _EvPageCache {
@@ -67,29 +72,40 @@ ev_page_cache_data_free (EvPageCacheData *data)
        }
 
        if (data->link_mapping) {
-               ev_mapping_list_free (data->link_mapping, g_object_unref);
+               ev_mapping_list_unref (data->link_mapping);
                data->link_mapping = NULL;
        }
 
        if (data->image_mapping) {
-               ev_mapping_list_free (data->image_mapping, g_object_unref);
+               ev_mapping_list_unref (data->image_mapping);
                data->image_mapping = NULL;
        }
 
        if (data->form_field_mapping) {
-               ev_mapping_list_free (data->form_field_mapping, g_object_unref);
+               ev_mapping_list_unref (data->form_field_mapping);
                data->form_field_mapping = NULL;
        }
 
        if (data->annot_mapping) {
-               ev_mapping_list_free (data->annot_mapping, g_object_unref);
+               ev_mapping_list_unref (data->annot_mapping);
                data->annot_mapping = NULL;
        }
 
        if (data->text_mapping) {
-               gdk_region_destroy (data->text_mapping);
+               cairo_region_destroy (data->text_mapping);
                data->text_mapping = NULL;
        }
+
+       if (data->text_layout) {
+               g_free (data->text_layout);
+               data->text_layout = NULL;
+               data->text_layout_length = 0;
+       }
+
+       if (data->text) {
+               g_free (data->text);
+               data->text = NULL;
+       }
 }
 
 static void
@@ -150,8 +166,10 @@ get_flags_for_document (EvDocument *document)
                flags |= EV_PAGE_DATA_INCLUDE_FORMS;
        if (EV_IS_DOCUMENT_ANNOTATIONS (document))
                flags |= EV_PAGE_DATA_INCLUDE_ANNOTS;
-       if (EV_IS_SELECTION (document))
-               flags |= EV_PAGE_DATA_INCLUDE_TEXT;
+       if (EV_IS_SELECTION (document) && EV_IS_DOCUMENT_TEXT (document))
+               flags |= EV_PAGE_DATA_INCLUDE_TEXT_MAPPING;
+       if (EV_IS_DOCUMENT_TEXT (document))
+               flags |= EV_PAGE_DATA_INCLUDE_TEXT | EV_PAGE_DATA_INCLUDE_TEXT_LAYOUT;
 
        return flags;
 }
@@ -188,6 +206,9 @@ job_page_data_finished_cb (EvJob       *job,
        data->form_field_mapping = job_data->form_field_mapping;
        data->annot_mapping = job_data->annot_mapping;
        data->text_mapping = job_data->text_mapping;
+       data->text_layout = job_data->text_layout;
+       data->text_layout_length = job_data->text_layout_length;
+       data->text = job_data->text;
        data->done = TRUE;
 
        g_object_unref (data->job);
@@ -231,7 +252,7 @@ ev_page_cache_set_flags (EvPageCache       *cache,
        cache->flags = flags;
 }
 
-GList *
+EvMappingList *
 ev_page_cache_get_link_mapping (EvPageCache *cache,
                                gint         page)
 {
@@ -253,7 +274,7 @@ ev_page_cache_get_link_mapping (EvPageCache *cache,
        return data->link_mapping;
 }
 
-GList *
+EvMappingList *
 ev_page_cache_get_image_mapping (EvPageCache *cache,
                                 gint         page)
 {
@@ -275,7 +296,7 @@ ev_page_cache_get_image_mapping (EvPageCache *cache,
        return data->image_mapping;
 }
 
-GList *
+EvMappingList *
 ev_page_cache_get_form_field_mapping (EvPageCache *cache,
                                      gint         page)
 {
@@ -297,7 +318,7 @@ ev_page_cache_get_form_field_mapping (EvPageCache *cache,
        return data->form_field_mapping;
 }
 
-GList *
+EvMappingList *
 ev_page_cache_get_annot_mapping (EvPageCache *cache,
                                 gint         page)
 {
@@ -319,7 +340,7 @@ ev_page_cache_get_annot_mapping (EvPageCache *cache,
        return data->annot_mapping;
 }
 
-GdkRegion *
+cairo_region_t *
 ev_page_cache_get_text_mapping (EvPageCache *cache,
                                gint         page)
 {
@@ -328,7 +349,7 @@ ev_page_cache_get_text_mapping (EvPageCache *cache,
        g_return_val_if_fail (EV_IS_PAGE_CACHE (cache), NULL);
        g_return_val_if_fail (page >= 0 && page < cache->n_pages, NULL);
 
-       if (!(cache->flags & EV_PAGE_DATA_INCLUDE_TEXT))
+       if (!(cache->flags & EV_PAGE_DATA_INCLUDE_TEXT_MAPPING))
                return NULL;
 
        data = &cache->page_list[page];
@@ -341,3 +362,56 @@ ev_page_cache_get_text_mapping (EvPageCache *cache,
        return data->text_mapping;
 }
 
+const gchar *
+ev_page_cache_get_text (EvPageCache *cache,
+                            gint         page)
+{
+       EvPageCacheData *data;
+
+       g_return_val_if_fail (EV_IS_PAGE_CACHE (cache), NULL);
+       g_return_val_if_fail (page >= 0 && page < cache->n_pages, NULL);
+
+       if (!(cache->flags & EV_PAGE_DATA_INCLUDE_TEXT))
+               return NULL;
+
+       data = &cache->page_list[page];
+       if (data->done)
+               return data->text;
+
+       if (data->job)
+               return EV_JOB_PAGE_DATA (data->job)->text;
+
+       return data->text;
+}
+
+gboolean
+ev_page_cache_get_text_layout (EvPageCache  *cache,
+                              gint          page,
+                              EvRectangle **areas,
+                              guint        *n_areas)
+{
+       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_LAYOUT))
+               return FALSE;
+
+       data = &cache->page_list[page];
+       if (data->done) {
+               *areas = data->text_layout;
+               *n_areas = data->text_layout_length;
+
+               return TRUE;
+       }
+
+       if (data->job) {
+               *areas = EV_JOB_PAGE_DATA (data->job)->text_layout;
+               *n_areas = EV_JOB_PAGE_DATA (data->job)->text_layout_length;
+
+               return TRUE;
+       }
+
+       return FALSE;
+}