From e8096c18ba580156072e8c84103bee6f6d3f0bfc Mon Sep 17 00:00:00 2001 From: Jonathan Blandford Date: Thu, 31 Mar 2005 15:34:35 +0000 Subject: Remove pixbuf backend for now Thu Mar 31 01:21:58 2005 Jonathan Blandford * Makefile.am: Remove pixbuf backend for now * configure.ac: Require poppler-glib instead of just poppler. * backend/ev-document-thumbnails.h: Add a comment * backend/ev-document.h: * backend/ev-document.c: (ev_document_class_init), (ev_document_load), (ev_document_get_link), (ev_document_get_links): Remove 3 methods and add get_links. Also, made 0 based. * backend/ev-jobs.c: (ev_job_render_new), (ev_job_render_run): * backend/ev-jobs.h: now EvJobRender can grab the links for a document. * backend/ev-link.c: (ev_link_set_title), (ev_link_mapping_free_foreach), (ev_link_mapping_free), (ev_link_mapping_find): * backend/ev-link.h: Allow NULL titles. Also, introduce a mapping link. * backend/ev-page-cache.c: (ev_page_cache_init), (_ev_page_cache_new), (ev_page_cache_set_current_page), (ev_page_cache_get_size), (ev_page_cache_next_page), (ev_page_cache_prev_page): Fix to be 0 based. * pdf/Makefile.am: * pdf/ev-poppler.h: * pdf/ev-poppler.cc: New backend. * ps/ps-document.c: (ps_document_init), (ps_document_set_page), (ps_document_get_page), (ps_document_document_iface_init): * shell/ev-pixbuf-cache.h: * shell/ev-pixbuf-cache.c: (ev_pixbuf_cache_init), (dispose_cache_job_info), (job_finished_cb), (move_one_job), (ev_pixbuf_cache_update_range), (copy_job_to_job_info), (add_job_if_needed), (ev_pixbuf_cache_set_page_range), (ev_pixbuf_cache_get_pixbuf), (ev_pixbuf_cache_get_link_mapping): Fix up code to grab a page cache per each doc. Also, fix to be 0 based. * shell/ev-sidebar-thumbnails.c: (ev_sidebar_tree_selection_changed), (page_changed_cb), (ev_sidebar_thumbnails_set_document): Fix to be 0 based. * shell/ev-view.c: (status_message_from_link), (find_page_at_location), (get_link_at_location), (ev_view_motion_notify_event), (ev_view_button_release_event), (ev_view_init): Use the new link code. Fix to be 0 based. * shell/ev-window.c: (update_action_sensitivity), (document_supports_sidebar): 0 based. --- (limited to 'backend') diff --git a/backend/ev-document-thumbnails.h b/backend/ev-document-thumbnails.h index 76b0cc8..c84e426 100644 --- a/backend/ev-document-thumbnails.h +++ b/backend/ev-document-thumbnails.h @@ -52,6 +52,12 @@ struct _EvDocumentThumbnailsIface }; GType ev_document_thumbnails_get_type (void); + +/* FIXME: This is a little bit busted. We call get_thumbnail w/ a suggested + * width, but we should call it with a scale so that different sized pages get + * sized proportionally. + */ + GdkPixbuf *ev_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document, gint page, gint size, diff --git a/backend/ev-document.c b/backend/ev-document.c index 6238ac5..080af0b 100644 --- a/backend/ev-document.c +++ b/backend/ev-document.c @@ -27,17 +27,9 @@ static void ev_document_class_init (gpointer g_class); -enum -{ - PAGE_CHANGED, - SCALE_CHANGED, - LAST_SIGNAL -}; -static guint signals[LAST_SIGNAL] = { 0 }; GMutex *ev_doc_mutex = NULL; - #define LOG(x) GType ev_document_get_type (void) @@ -75,26 +67,6 @@ ev_document_error_quark (void) static void ev_document_class_init (gpointer g_class) { - signals[PAGE_CHANGED] = - g_signal_new ("page_changed", - EV_TYPE_DOCUMENT, - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (EvDocumentIface, page_changed), - NULL, NULL, - g_cclosure_marshal_VOID__VOID, - G_TYPE_NONE, - 0); - - signals[SCALE_CHANGED] = - g_signal_new ("scale_changed", - EV_TYPE_DOCUMENT, - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (EvDocumentIface, scale_changed), - NULL, NULL, - g_cclosure_marshal_VOID__VOID, - G_TYPE_NONE, - 0); - g_object_interface_install_property (g_class, g_param_spec_string ("title", "Document Title", @@ -140,8 +112,11 @@ ev_document_load (EvDocument *document, gboolean retval; LOG ("ev_document_load"); retval = iface->load (document, uri, error); + /* Call this to make the initial cached copy */ - ev_document_get_page_cache (document); + if (retval) + ev_document_get_page_cache (document); + return retval; } @@ -205,16 +180,6 @@ ev_document_get_page (EvDocument *document) } void -ev_document_set_target (EvDocument *document, - GdkDrawable *target) -{ - EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document); - - LOG ("ev_document_set_target"); - iface->set_target (document, target); -} - -void ev_document_set_scale (EvDocument *document, double scale) { @@ -225,17 +190,6 @@ ev_document_set_scale (EvDocument *document, } void -ev_document_set_page_offset (EvDocument *document, - int x, - int y) -{ - EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document); - - LOG ("ev_document_set_page_offset"); - iface->set_page_offset (document, x, y); -} - -void ev_document_get_page_size (EvDocument *document, int page, int *width, @@ -269,25 +223,29 @@ ev_document_get_link (EvDocument *document, EvLink *retval; LOG ("ev_document_get_link"); + if (iface->get_link == NULL) + return NULL; retval = iface->get_link (document, x, y); return retval; } -void -ev_document_render (EvDocument *document, - int clip_x, - int clip_y, - int clip_width, - int clip_height) +GList * +ev_document_get_links (EvDocument *document) { EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document); + GList *retval; + + LOG ("ev_document_get_link"); + if (iface->get_links == NULL) + return NULL; + retval = iface->get_links (document); - LOG ("ev_document_render"); - iface->render (document, clip_x, clip_y, clip_width, clip_height); + return retval; } + GdkPixbuf * ev_document_render_pixbuf (EvDocument *document) { @@ -302,15 +260,3 @@ ev_document_render_pixbuf (EvDocument *document) return retval; } - -void -ev_document_page_changed (EvDocument *document) -{ - g_signal_emit (G_OBJECT (document), signals[PAGE_CHANGED], 0); -} - -void -ev_document_scale_changed (EvDocument *document) -{ - g_signal_emit (G_OBJECT (document), signals[SCALE_CHANGED], 0); -} diff --git a/backend/ev-document.h b/backend/ev-document.h index be0d1db..15b2cc9 100644 --- a/backend/ev-document.h +++ b/backend/ev-document.h @@ -73,13 +73,8 @@ struct _EvDocumentIface void (* set_page) (EvDocument *document, int page); int (* get_page) (EvDocument *document); - void (* set_target) (EvDocument *document, - GdkDrawable *target); void (* set_scale) (EvDocument *document, double scale); - void (* set_page_offset) (EvDocument *document, - int x, - int y); void (* get_page_size) (EvDocument *document, int page, int *width, @@ -89,15 +84,8 @@ struct _EvDocumentIface EvLink * (* get_link) (EvDocument *document, int x, int y); - void (* render) (EvDocument *document, - int clip_x, - int clip_y, - int clip_width, - int clip_height); - GdkPixbuf *(* render_pixbuf) (EvDocument *document); - - - + GList * (* get_links) (EvDocument *document); + GdkPixbuf * (* render_pixbuf) (EvDocument *document); }; GType ev_document_get_type (void); @@ -106,42 +94,31 @@ EvPageCache *ev_document_get_page_cache (EvDocument *document); GMutex *ev_document_get_doc_mutex (void); -gboolean ev_document_load (EvDocument *document, - const char *uri, - GError **error); -gboolean ev_document_save (EvDocument *document, - const char *uri, - GError **error); -char *ev_document_get_title (EvDocument *document); -int ev_document_get_n_pages (EvDocument *document); -void ev_document_set_page (EvDocument *document, - int page); -int ev_document_get_page (EvDocument *document); -void ev_document_set_target (EvDocument *document, - GdkDrawable *target); -void ev_document_set_scale (EvDocument *document, - double scale); -void ev_document_set_page_offset (EvDocument *document, - int x, - int y); -void ev_document_get_page_size (EvDocument *document, - int page, - int *width, - int *height); -char *ev_document_get_text (EvDocument *document, - GdkRectangle *rect); -EvLink *ev_document_get_link (EvDocument *document, - int x, - int y); -void ev_document_render (EvDocument *document, - int clip_x, - int clip_y, - int clip_width, - int clip_height); -/* Quick hack to test threaded rendering */ -GdkPixbuf *ev_document_render_pixbuf (EvDocument *document); -void ev_document_page_changed (EvDocument *document); -void ev_document_scale_changed (EvDocument *document); +gboolean ev_document_load (EvDocument *document, + const char *uri, + GError **error); +gboolean ev_document_save (EvDocument *document, + const char *uri, + GError **error); +char *ev_document_get_title (EvDocument *document); +int ev_document_get_n_pages (EvDocument *document); +void ev_document_set_page (EvDocument *document, + int page); +int ev_document_get_page (EvDocument *document); +void ev_document_set_scale (EvDocument *document, + double scale); +void ev_document_get_page_size (EvDocument *document, + int page, + int *width, + int *height); +char *ev_document_get_text (EvDocument *document, + GdkRectangle *rect); +EvLink *ev_document_get_link (EvDocument *document, + int x, + int y); +GList *ev_document_get_links (EvDocument *document); +GdkPixbuf *ev_document_render_pixbuf (EvDocument *document); + G_END_DECLS diff --git a/backend/ev-jobs.c b/backend/ev-jobs.c index 355a103..8265aeb 100644 --- a/backend/ev-jobs.c +++ b/backend/ev-jobs.c @@ -182,7 +182,8 @@ ev_job_render_new (EvDocument *document, gint page, double scale, gint width, - gint height) + gint height, + gboolean include_links) { EvJobRender *job; @@ -193,6 +194,7 @@ ev_job_render_new (EvDocument *document, job->scale = scale; job->target_width = width; job->target_height = height; + job->include_links = include_links; return EV_JOB (job); } @@ -204,9 +206,11 @@ ev_job_render_run (EvJobRender *job) g_mutex_lock (EV_DOC_MUTEX); - ev_document_set_scale (EV_JOB (job)->document, job->scale); ev_document_set_page (EV_JOB (job)->document, job->page); + ev_document_set_scale (EV_JOB (job)->document, job->scale); job->pixbuf = ev_document_render_pixbuf (EV_JOB (job)->document); + if (job->include_links) + job->link_mapping = ev_document_get_links (EV_JOB (job)->document); EV_JOB (job)->finished = TRUE; g_mutex_unlock (EV_DOC_MUTEX); diff --git a/backend/ev-jobs.h b/backend/ev-jobs.h index a212349..1b64e01 100644 --- a/backend/ev-jobs.h +++ b/backend/ev-jobs.h @@ -97,6 +97,8 @@ struct _EvJobRender gint target_width; gint target_height; GdkPixbuf *pixbuf; + GList *link_mapping; + gboolean include_links; }; struct _EvJobRenderClass @@ -134,7 +136,8 @@ EvJob *ev_job_render_new (EvDocument *document, gint page, double scale, gint width, - gint height); + gint height, + gboolean include_links); void ev_job_render_run (EvJobRender *thumbnail); /* EvJobThumbnail */ diff --git a/backend/ev-link.c b/backend/ev-link.c index 7e6eb52..7e26a58 100644 --- a/backend/ev-link.c +++ b/backend/ev-link.c @@ -85,13 +85,14 @@ void ev_link_set_title (EvLink* self, const char *title) { g_assert (EV_IS_LINK (self)); - g_assert (title != NULL); if (self->priv->title != NULL) { g_free (self->priv->title); } - - self->priv->title = g_strdup (title); + if (title) + self->priv->title = g_strdup (title); + else + self->priv->title = NULL; g_object_notify (G_OBJECT (self), "title"); } @@ -314,3 +315,50 @@ ev_link_new_external (const char *title, const char *uri) "type", EV_LINK_TYPE_EXTERNAL_URI, NULL)); } + + + +static void +ev_link_mapping_free_foreach (EvLinkMapping *mapping) +{ + g_object_unref (G_OBJECT (mapping->link)); + g_free (mapping); +} + +void +ev_link_mapping_free (GList *link_mapping) +{ + if (link_mapping == NULL) + return; + + g_list_foreach (link_mapping, (GFunc) (ev_link_mapping_free_foreach), NULL); + g_list_free (link_mapping); +} + + +EvLink * +ev_link_mapping_find (GList *link_mapping, + gdouble x, + gdouble y) +{ + GList *list; + EvLink *link = NULL; + int i; + + i = 0; + for (list = link_mapping; list; list = list->next) { + EvLinkMapping *mapping = list->data; + + i++; + if ((x >= mapping->x1) && + (y >= mapping->y1) && + (x <= mapping->x2) && + (y <= mapping->y2)) { + link = mapping->link; + break; + } + } + + return link; +} + diff --git a/backend/ev-link.h b/backend/ev-link.h index d92d428..b79e2fa 100644 --- a/backend/ev-link.h +++ b/backend/ev-link.h @@ -37,6 +37,8 @@ typedef struct _EvLinkPrivate EvLinkPrivate; #define EV_TYPE_LINK_TYPE (ev_link_type_get_type ()) + + typedef enum { EV_LINK_TYPE_TITLE, @@ -67,6 +69,22 @@ int ev_link_get_page (EvLink *link); void ev_link_set_page (EvLink *link, int page); +/* Link Mapping stuff */ + +typedef struct _EvLinkMapping EvLinkMapping; +struct _EvLinkMapping +{ + EvLink *link; + gdouble x1; + gdouble y1; + gdouble x2; + gdouble y2; +}; + +void ev_link_mapping_free (GList *link_mapping); +EvLink *ev_link_mapping_find (GList *link_mapping, + gdouble x, + gdouble y); G_END_DECLS #endif /* !EV_LINK_H */ diff --git a/backend/ev-page-cache.c b/backend/ev-page-cache.c index e2771b6..f16ddc5 100644 --- a/backend/ev-page-cache.c +++ b/backend/ev-page-cache.c @@ -48,7 +48,7 @@ G_DEFINE_TYPE (EvPageCache, ev_page_cache, G_TYPE_OBJECT) static void ev_page_cache_init (EvPageCache *page_cache) { - page_cache->current_page = 1; + page_cache->current_page = 0; } static void @@ -102,13 +102,13 @@ _ev_page_cache_new (EvDocument *document) page_cache->title = ev_document_get_title (document); ev_document_set_scale (document, 1.0); - for (i = 1; i <= page_cache->n_pages; i++) { + for (i = 0; i < page_cache->n_pages; i++) { gint page_width = 0; gint page_height = 0; ev_document_get_page_size (document, i, &page_width, &page_height); - if (i == 1) { + if (i == 0) { page_cache->uniform_width = page_width; page_cache->uniform_height = page_height; } else if (page_cache->uniform && @@ -169,7 +169,7 @@ ev_page_cache_set_current_page (EvPageCache *page_cache, int page) { g_return_if_fail (EV_IS_PAGE_CACHE (page_cache)); - g_return_if_fail (page > 0 || page <= page_cache->n_pages); + g_return_if_fail (page >= 0 || page < page_cache->n_pages); if (page == page_cache->current_page) return; @@ -204,7 +204,7 @@ ev_page_cache_get_size (EvPageCache *page_cache, gint *height) { g_return_if_fail (EV_IS_PAGE_CACHE (page_cache)); - g_return_if_fail (page > 0 && page <= page_cache->n_pages); + g_return_if_fail (page >= 0 && page < page_cache->n_pages); if (page_cache->uniform) { if (width) @@ -214,7 +214,7 @@ ev_page_cache_get_size (EvPageCache *page_cache, } else { EvPageCacheInfo *info; - info = &(page_cache->size_cache [page - 1]); + info = &(page_cache->size_cache [page]); if (width) *width = info->width; @@ -234,7 +234,7 @@ ev_page_cache_next_page (EvPageCache *page_cache) { g_return_val_if_fail (EV_IS_PAGE_CACHE (page_cache), FALSE); - if (page_cache->current_page >= page_cache->n_pages) + if (page_cache->current_page > page_cache->n_pages) return FALSE; ev_page_cache_set_current_page (page_cache, page_cache->current_page + 1); @@ -247,7 +247,7 @@ ev_page_cache_prev_page (EvPageCache *page_cache) { g_return_val_if_fail (EV_IS_PAGE_CACHE (page_cache), FALSE); - if (page_cache->current_page <= 1) + if (page_cache->current_page <= 0) return FALSE; ev_page_cache_set_current_page (page_cache, page_cache->current_page - 1); -- cgit v0.9.1