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| author | Perberos <[email protected]> | 2011-11-09 18:17:43 -0300 | 
|---|---|---|
| committer | Perberos <[email protected]> | 2011-11-09 18:17:43 -0300 | 
| commit | f6ce926719943751cf65cacde7fae050593eb2d6 (patch) | |
| tree | 9224d1751678cf2d1fbd0431f128b711311c0287 /libview/ev-jobs.c | |
| download | atril-f6ce926719943751cf65cacde7fae050593eb2d6.tar.bz2 atril-f6ce926719943751cf65cacde7fae050593eb2d6.tar.xz  | |
inicial
Diffstat (limited to 'libview/ev-jobs.c')
| -rw-r--r-- | libview/ev-jobs.c | 1577 | 
1 files changed, 1577 insertions, 0 deletions
diff --git a/libview/ev-jobs.c b/libview/ev-jobs.c new file mode 100644 index 00000000..ffb2d729 --- /dev/null +++ b/libview/ev-jobs.c @@ -0,0 +1,1577 @@ +/* this file is part of evince, a mate document viewer + * + *  Copyright (C) 2008 Carlos Garcia Campos <[email protected]> + *  Copyright (C) 2005 Red Hat, Inc + * + * Evince is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * Evince is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU + * General Public License for more details. + * + * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +#include <config.h> + +#include "ev-jobs.h" +#include "ev-document-thumbnails.h" +#include "ev-document-links.h" +#include "ev-document-images.h" +#include "ev-document-forms.h" +#include "ev-file-exporter.h" +#include "ev-document-factory.h" +#include "ev-document-misc.h" +#include "ev-file-helpers.h" +#include "ev-document-fonts.h" +#include "ev-document-security.h" +#include "ev-document-find.h" +#include "ev-document-layers.h" +#include "ev-document-print.h" +#include "ev-document-annotations.h" +#include "ev-document-attachments.h" +#include "ev-document-text.h" +#include "ev-debug.h" + +#include <errno.h> +#include <glib/gstdio.h> +#include <glib/gi18n-lib.h> +#include <unistd.h> + +static void ev_job_init                   (EvJob                 *job); +static void ev_job_class_init             (EvJobClass            *class); +static void ev_job_links_init             (EvJobLinks            *job); +static void ev_job_links_class_init       (EvJobLinksClass       *class); +static void ev_job_attachments_init       (EvJobAttachments      *job); +static void ev_job_attachments_class_init (EvJobAttachmentsClass *class); +static void ev_job_annots_init            (EvJobAnnots           *job); +static void ev_job_annots_class_init      (EvJobAnnotsClass      *class); +static void ev_job_render_init            (EvJobRender           *job); +static void ev_job_render_class_init      (EvJobRenderClass      *class); +static void ev_job_page_data_init         (EvJobPageData         *job); +static void ev_job_page_data_class_init   (EvJobPageDataClass    *class); +static void ev_job_thumbnail_init         (EvJobThumbnail        *job); +static void ev_job_thumbnail_class_init   (EvJobThumbnailClass   *class); +static void ev_job_load_init    	  (EvJobLoad	         *job); +static void ev_job_load_class_init 	  (EvJobLoadClass	 *class); +static void ev_job_save_init              (EvJobSave             *job); +static void ev_job_save_class_init        (EvJobSaveClass        *class); +static void ev_job_find_init              (EvJobFind             *job); +static void ev_job_find_class_init        (EvJobFindClass        *class); +static void ev_job_layers_init            (EvJobLayers           *job); +static void ev_job_layers_class_init      (EvJobLayersClass      *class); +static void ev_job_export_init            (EvJobExport           *job); +static void ev_job_export_class_init      (EvJobExportClass      *class); +static void ev_job_print_init             (EvJobPrint            *job); +static void ev_job_print_class_init       (EvJobPrintClass       *class); + +enum { +	CANCELLED, +	FINISHED, +	LAST_SIGNAL +}; + +enum { +	FONTS_UPDATED, +	FONTS_LAST_SIGNAL +}; + +enum { +	FIND_UPDATED, +	FIND_LAST_SIGNAL +}; + +static guint job_signals[LAST_SIGNAL] = { 0 }; +static guint job_fonts_signals[FONTS_LAST_SIGNAL] = { 0 }; +static guint job_find_signals[FIND_LAST_SIGNAL] = { 0 }; + +G_DEFINE_ABSTRACT_TYPE (EvJob, ev_job, G_TYPE_OBJECT) +G_DEFINE_TYPE (EvJobLinks, ev_job_links, EV_TYPE_JOB) +G_DEFINE_TYPE (EvJobAttachments, ev_job_attachments, EV_TYPE_JOB) +G_DEFINE_TYPE (EvJobAnnots, ev_job_annots, EV_TYPE_JOB) +G_DEFINE_TYPE (EvJobRender, ev_job_render, EV_TYPE_JOB) +G_DEFINE_TYPE (EvJobPageData, ev_job_page_data, EV_TYPE_JOB) +G_DEFINE_TYPE (EvJobThumbnail, ev_job_thumbnail, EV_TYPE_JOB) +G_DEFINE_TYPE (EvJobFonts, ev_job_fonts, EV_TYPE_JOB) +G_DEFINE_TYPE (EvJobLoad, ev_job_load, EV_TYPE_JOB) +G_DEFINE_TYPE (EvJobSave, ev_job_save, EV_TYPE_JOB) +G_DEFINE_TYPE (EvJobFind, ev_job_find, EV_TYPE_JOB) +G_DEFINE_TYPE (EvJobLayers, ev_job_layers, EV_TYPE_JOB) +G_DEFINE_TYPE (EvJobExport, ev_job_export, EV_TYPE_JOB) +G_DEFINE_TYPE (EvJobPrint, ev_job_print, EV_TYPE_JOB) + +/* EvJob */ +static void +ev_job_init (EvJob *job) +{ +	job->cancellable = g_cancellable_new (); +} + +static void +ev_job_dispose (GObject *object) +{ +	EvJob *job; + +	job = EV_JOB (object); + +	if (job->document) { +		g_object_unref (job->document); +		job->document = NULL; +	} + +	if (job->cancellable) { +		g_object_unref (job->cancellable); +		job->cancellable = NULL; +	} + +	if (job->error) { +		g_error_free (job->error); +		job->error = NULL; +	} + +	(* G_OBJECT_CLASS (ev_job_parent_class)->dispose) (object); +} + +static void +ev_job_class_init (EvJobClass *class) +{ +	GObjectClass *oclass; + +	oclass = G_OBJECT_CLASS (class); + +	oclass->dispose = ev_job_dispose; + +	job_signals[CANCELLED] = +		g_signal_new ("cancelled", +			      EV_TYPE_JOB, +			      G_SIGNAL_RUN_LAST, +			      G_STRUCT_OFFSET (EvJobClass, cancelled), +			      NULL, NULL, +			      g_cclosure_marshal_VOID__VOID, +			      G_TYPE_NONE, 0); +	job_signals [FINISHED] = +		g_signal_new ("finished", +			      EV_TYPE_JOB, +			      G_SIGNAL_RUN_FIRST, +			      G_STRUCT_OFFSET (EvJobClass, finished), +			      NULL, NULL, +			      g_cclosure_marshal_VOID__VOID, +			      G_TYPE_NONE, 0); +} + +static gboolean +emit_finished (EvJob *job) +{ +	ev_debug_message (DEBUG_JOBS, "%s (%p)", EV_GET_TYPE_NAME (job), job); + +	job->idle_finished_id = 0; +	 +	if (job->cancelled) { +		ev_debug_message (DEBUG_JOBS, "%s (%p) job was cancelled, do not emit finished", EV_GET_TYPE_NAME (job), job); +	} else { +		ev_profiler_stop (EV_PROFILE_JOBS, "%s (%p)", EV_GET_TYPE_NAME (job), job); +		g_signal_emit (job, job_signals[FINISHED], 0); +	} +	 +	return FALSE; +} + +static void +ev_job_emit_finished (EvJob *job) +{ +	ev_debug_message (DEBUG_JOBS, "%s (%p)", EV_GET_TYPE_NAME (job), job); + +	if (g_cancellable_is_cancelled (job->cancellable)) { +		ev_debug_message (DEBUG_JOBS, "%s (%p) job was cancelled, returning", EV_GET_TYPE_NAME (job), job); +		return; +	} +	 +	job->finished = TRUE; +	 +	if (job->run_mode == EV_JOB_RUN_THREAD) { +		job->idle_finished_id = +			g_idle_add_full (G_PRIORITY_DEFAULT_IDLE, +					 (GSourceFunc)emit_finished, +					 g_object_ref (job), +					 (GDestroyNotify)g_object_unref); +	} else { +		ev_profiler_stop (EV_PROFILE_JOBS, "%s (%p)", EV_GET_TYPE_NAME (job), job); +		g_signal_emit (job, job_signals[FINISHED], 0); +	} +} + +gboolean +ev_job_run (EvJob *job) +{ +	EvJobClass *class = EV_JOB_GET_CLASS (job); +	 +	return class->run (job); +} + +void +ev_job_cancel (EvJob *job) +{ +	if (job->cancelled || (job->finished && job->idle_finished_id == 0)) +		return; + +	ev_debug_message (DEBUG_JOBS, "job %s (%p) cancelled", EV_GET_TYPE_NAME (job), job); +	ev_profiler_stop (EV_PROFILE_JOBS, "%s (%p)", EV_GET_TYPE_NAME (job), job); +	 +	/* This should never be called from a thread */ +	job->cancelled = TRUE; +	g_cancellable_cancel (job->cancellable); +	g_signal_emit (job, job_signals[CANCELLED], 0); +} + +void +ev_job_failed (EvJob       *job, +	       GQuark       domain, +	       gint         code, +	       const gchar *format, +	       ...) +{ +	va_list args; +	gchar  *message; +	 +	if (job->failed || job->finished) +		return; + +	ev_debug_message (DEBUG_JOBS, "job %s (%p) failed", EV_GET_TYPE_NAME (job), job); +	 +	job->failed = TRUE; +	 +	va_start (args, format); +	message = g_strdup_vprintf (format, args); +	va_end (args); +	 +	job->error = g_error_new_literal (domain, code, message); +	g_free (message); +	 +	ev_job_emit_finished (job);                                                                                                                +} + +void +ev_job_failed_from_error (EvJob  *job, +			  GError *error) +{ +	if (job->failed || job->finished) +		return; +	 +	ev_debug_message (DEBUG_JOBS, "job %s (%p) failed", EV_GET_TYPE_NAME (job), job); + +	job->failed = TRUE; +	job->error = g_error_copy (error); + +	ev_job_emit_finished (job); +} + +void +ev_job_succeeded (EvJob *job) +{ +	if (job->finished) +		return; + +	ev_debug_message (DEBUG_JOBS, "job %s (%p) succeeded", EV_GET_TYPE_NAME (job), job); +	 +	job->failed = FALSE; +	ev_job_emit_finished (job); +} + +gboolean +ev_job_is_finished (EvJob *job) +{ +	return job->finished; +} + +gboolean +ev_job_is_failed (EvJob *job) +{ +	return job->failed; +} + +EvJobRunMode +ev_job_get_run_mode (EvJob *job) +{ +	return job->run_mode; +} + +void +ev_job_set_run_mode (EvJob       *job, +		     EvJobRunMode run_mode) +{ +	job->run_mode = run_mode; +} + +/* EvJobLinks */ +static void +ev_job_links_init (EvJobLinks *job) +{ +	EV_JOB (job)->run_mode = EV_JOB_RUN_THREAD; +} + +static void +ev_job_links_dispose (GObject *object) +{ +	EvJobLinks *job; + +	ev_debug_message (DEBUG_JOBS, NULL); +	 +	job = EV_JOB_LINKS (object); + +	if (job->model) { +		g_object_unref (job->model); +		job->model = NULL; +	} + +	(* G_OBJECT_CLASS (ev_job_links_parent_class)->dispose) (object); +} + +static gboolean +ev_job_links_run (EvJob *job) +{ +	EvJobLinks *job_links = EV_JOB_LINKS (job); + +	ev_debug_message (DEBUG_JOBS, NULL); +	ev_profiler_start (EV_PROFILE_JOBS, "%s (%p)", EV_GET_TYPE_NAME (job), job); +	 +	ev_document_doc_mutex_lock (); +	job_links->model = ev_document_links_get_links_model (EV_DOCUMENT_LINKS (job->document)); +	ev_document_doc_mutex_unlock (); +	 +	ev_job_succeeded (job); +	 +	return FALSE; +} + +static void +ev_job_links_class_init (EvJobLinksClass *class) +{ +	GObjectClass *oclass = G_OBJECT_CLASS (class); +	EvJobClass   *job_class = EV_JOB_CLASS (class); + +	oclass->dispose = ev_job_links_dispose; +	job_class->run = ev_job_links_run; +} + +EvJob * +ev_job_links_new (EvDocument *document) +{ +	EvJob *job; + +	ev_debug_message (DEBUG_JOBS, NULL); + +	job = g_object_new (EV_TYPE_JOB_LINKS, NULL); +	job->document = g_object_ref (document); +	 +	return job; +} + +/* EvJobAttachments */ +static void +ev_job_attachments_init (EvJobAttachments *job) +{ +	EV_JOB (job)->run_mode = EV_JOB_RUN_THREAD; +} + +static void +ev_job_attachments_dispose (GObject *object) +{ +	EvJobAttachments *job; + +	ev_debug_message (DEBUG_JOBS, NULL); +	 +	job = EV_JOB_ATTACHMENTS (object); + +	if (job->attachments) { +		g_list_foreach (job->attachments, (GFunc)g_object_unref, NULL); +		g_list_free (job->attachments); +		job->attachments = NULL; +	} + +	(* G_OBJECT_CLASS (ev_job_attachments_parent_class)->dispose) (object); +} + +static gboolean +ev_job_attachments_run (EvJob *job) +{ +	EvJobAttachments *job_attachments = EV_JOB_ATTACHMENTS (job); + +	ev_debug_message (DEBUG_JOBS, NULL); +	ev_profiler_start (EV_PROFILE_JOBS, "%s (%p)", EV_GET_TYPE_NAME (job), job); + +	ev_document_doc_mutex_lock (); +	job_attachments->attachments = +		ev_document_attachments_get_attachments (EV_DOCUMENT_ATTACHMENTS (job->document)); +	ev_document_doc_mutex_unlock (); + +	ev_job_succeeded (job); + +	return FALSE; +} + +static void +ev_job_attachments_class_init (EvJobAttachmentsClass *class) +{ +	GObjectClass *oclass = G_OBJECT_CLASS (class); +	EvJobClass   *job_class = EV_JOB_CLASS (class); + +	oclass->dispose = ev_job_attachments_dispose; +	job_class->run = ev_job_attachments_run; +} + +EvJob * +ev_job_attachments_new (EvDocument *document) +{ +	EvJob *job; + +	ev_debug_message (DEBUG_JOBS, NULL); + +	job = g_object_new (EV_TYPE_JOB_ATTACHMENTS, NULL); +	job->document = g_object_ref (document); +	 +	return job; +} + +/* EvJobAnnots */ +static void +ev_job_annots_init (EvJobAnnots *job) +{ +	EV_JOB (job)->run_mode = EV_JOB_RUN_THREAD; +} + +static void +ev_job_annots_dispose (GObject *object) +{ +	EvJobAnnots *job; + +	ev_debug_message (DEBUG_JOBS, NULL); + +	job = EV_JOB_ANNOTS (object); + +	if (job->annots) { +		g_list_foreach (job->annots, (GFunc)ev_mapping_list_unref, NULL); +		g_list_free (job->annots); +		job->annots = NULL; +	} + +	G_OBJECT_CLASS (ev_job_annots_parent_class)->dispose (object); +} + +static gboolean +ev_job_annots_run (EvJob *job) +{ +	EvJobAnnots *job_annots = EV_JOB_ANNOTS (job); +	gint         i; + +	ev_debug_message (DEBUG_JOBS, NULL); +	ev_profiler_start (EV_PROFILE_JOBS, "%s (%p)", EV_GET_TYPE_NAME (job), job); + +	ev_document_doc_mutex_lock (); +	for (i = 0; i < ev_document_get_n_pages (job->document); i++) { +		EvMappingList *mapping_list; +		EvPage        *page; + +		page = ev_document_get_page (job->document, i); +		mapping_list = ev_document_annotations_get_annotations (EV_DOCUMENT_ANNOTATIONS (job->document), +									page); +		g_object_unref (page); + +		if (mapping_list) +			job_annots->annots = g_list_prepend (job_annots->annots, mapping_list); +	} +	ev_document_doc_mutex_unlock (); + +	job_annots->annots = g_list_reverse (job_annots->annots); + +	ev_job_succeeded (job); + +	return FALSE; +} + +static void +ev_job_annots_class_init (EvJobAnnotsClass *class) +{ +	GObjectClass *oclass = G_OBJECT_CLASS (class); +	EvJobClass   *job_class = EV_JOB_CLASS (class); + +	oclass->dispose = ev_job_annots_dispose; +	job_class->run = ev_job_annots_run; +} + +EvJob * +ev_job_annots_new (EvDocument *document) +{ +	EvJob *job; + +	ev_debug_message (DEBUG_JOBS, NULL); + +	job = g_object_new (EV_TYPE_JOB_ANNOTS, NULL); +	job->document = g_object_ref (document); + +	return job; +} + +/* EvJobRender */ +static void +ev_job_render_init (EvJobRender *job) +{ +	EV_JOB (job)->run_mode = EV_JOB_RUN_THREAD; +} + +static void +ev_job_render_dispose (GObject *object) +{ +	EvJobRender *job; + +	job = EV_JOB_RENDER (object); + +	ev_debug_message (DEBUG_JOBS, "page: %d (%p)", job->page, job); + +	if (job->surface) { +		cairo_surface_destroy (job->surface); +		job->surface = NULL; +	} + +	if (job->selection) { +		cairo_surface_destroy (job->selection); +		job->selection = NULL; +	} + +	if (job->selection_region) { +		cairo_region_destroy (job->selection_region); +		job->selection_region = NULL; +	} + +	(* G_OBJECT_CLASS (ev_job_render_parent_class)->dispose) (object); +} + +static gboolean +ev_job_render_run (EvJob *job) +{ +	EvJobRender     *job_render = EV_JOB_RENDER (job); +	EvPage          *ev_page; +	EvRenderContext *rc; + +	ev_debug_message (DEBUG_JOBS, "page: %d (%p)", job_render->page, job); +	ev_profiler_start (EV_PROFILE_JOBS, "%s (%p)", EV_GET_TYPE_NAME (job), job); +	 +	ev_document_doc_mutex_lock (); + +	ev_profiler_start (EV_PROFILE_JOBS, "Rendering page %d", job_render->page); +		 +	ev_document_fc_mutex_lock (); + +	ev_page = ev_document_get_page (job->document, job_render->page); +	rc = ev_render_context_new (ev_page, job_render->rotation, job_render->scale); +	g_object_unref (ev_page); + +	job_render->surface = ev_document_render (job->document, rc); +	/* If job was cancelled during the page rendering, +	 * we return now, so that the thread is finished ASAP +	 */ +	if (g_cancellable_is_cancelled (job->cancellable)) { +		ev_document_fc_mutex_unlock (); +		ev_document_doc_mutex_unlock (); +		g_object_unref (rc); + +		return FALSE; +	} + +	if (job_render->include_selection && EV_IS_SELECTION (job->document)) { +		ev_selection_render_selection (EV_SELECTION (job->document), +					       rc, +					       &(job_render->selection), +					       &(job_render->selection_points), +					       NULL, +					       job_render->selection_style, +					       &(job_render->text), &(job_render->base)); +		job_render->selection_region = +			ev_selection_get_selection_region (EV_SELECTION (job->document), +							   rc, +							   job_render->selection_style, +							   &(job_render->selection_points)); +	} + +	g_object_unref (rc); + +	ev_document_fc_mutex_unlock (); +	ev_document_doc_mutex_unlock (); +	 +	ev_job_succeeded (job); +	 +	return FALSE; +} + +static void +ev_job_render_class_init (EvJobRenderClass *class) +{ +	GObjectClass *oclass = G_OBJECT_CLASS (class); +	EvJobClass   *job_class = EV_JOB_CLASS (class); + +	oclass->dispose = ev_job_render_dispose; +	job_class->run = ev_job_render_run; +} + +EvJob * +ev_job_render_new (EvDocument   *document, +		   gint          page, +		   gint          rotation, +		   gdouble       scale, +		   gint          width, +		   gint          height) +{ +	EvJobRender *job; + +	ev_debug_message (DEBUG_JOBS, "page: %d", page); +	 +	job = g_object_new (EV_TYPE_JOB_RENDER, NULL); + +	EV_JOB (job)->document = g_object_ref (document); +	job->page = page; +	job->rotation = rotation; +	job->scale = scale; +	job->target_width = width; +	job->target_height = height; + +	return EV_JOB (job); +} + +void +ev_job_render_set_selection_info (EvJobRender     *job, +				  EvRectangle     *selection_points, +				  EvSelectionStyle selection_style, +				  GdkColor        *text, +				  GdkColor        *base) +{ +	job->include_selection = TRUE; + +	job->selection_points = *selection_points; +	job->selection_style = selection_style; +	job->text = *text; +	job->base = *base; +} + +/* EvJobPageData */ +static void +ev_job_page_data_init (EvJobPageData *job) +{ +	EV_JOB (job)->run_mode = EV_JOB_RUN_THREAD; +} + +static gboolean +ev_job_page_data_run (EvJob *job) +{ +	EvJobPageData *job_pd = EV_JOB_PAGE_DATA (job); +	EvPage        *ev_page; + +	ev_debug_message (DEBUG_JOBS, "page: %d (%p)", job_pd->page, job); +	ev_profiler_start (EV_PROFILE_JOBS, "%s (%p)", EV_GET_TYPE_NAME (job), job); + +	ev_document_doc_mutex_lock (); +	ev_page = ev_document_get_page (job->document, job_pd->page); + +	if ((job_pd->flags & EV_PAGE_DATA_INCLUDE_TEXT_MAPPING) && EV_IS_DOCUMENT_TEXT (job->document)) +		job_pd->text_mapping = +			ev_document_text_get_text_mapping (EV_DOCUMENT_TEXT (job->document), ev_page); +	if ((job_pd->flags & EV_PAGE_DATA_INCLUDE_TEXT) && EV_IS_DOCUMENT_TEXT (job->document)) +		job_pd->text = +			ev_document_text_get_text (EV_DOCUMENT_TEXT (job->document), ev_page); +	if ((job_pd->flags & EV_PAGE_DATA_INCLUDE_TEXT_LAYOUT) && EV_IS_DOCUMENT_TEXT (job->document)) +		ev_document_text_get_text_layout (EV_DOCUMENT_TEXT (job->document), +						  ev_page, +						  &(job_pd->text_layout), +						  &(job_pd->text_layout_length)); +	if ((job_pd->flags & EV_PAGE_DATA_INCLUDE_LINKS) && EV_IS_DOCUMENT_LINKS (job->document)) +		job_pd->link_mapping = +			ev_document_links_get_links (EV_DOCUMENT_LINKS (job->document), ev_page); +	if ((job_pd->flags & EV_PAGE_DATA_INCLUDE_FORMS) && EV_IS_DOCUMENT_FORMS (job->document)) +		job_pd->form_field_mapping = +			ev_document_forms_get_form_fields (EV_DOCUMENT_FORMS (job->document), +							   ev_page); +	if ((job_pd->flags & EV_PAGE_DATA_INCLUDE_IMAGES) && EV_IS_DOCUMENT_IMAGES (job->document)) +		job_pd->image_mapping = +			ev_document_images_get_image_mapping (EV_DOCUMENT_IMAGES (job->document), +							      ev_page); +	if ((job_pd->flags & EV_PAGE_DATA_INCLUDE_ANNOTS) && EV_IS_DOCUMENT_ANNOTATIONS (job->document)) +		job_pd->annot_mapping = +			ev_document_annotations_get_annotations (EV_DOCUMENT_ANNOTATIONS (job->document), +								 ev_page); +	g_object_unref (ev_page); +	ev_document_doc_mutex_unlock (); + +	ev_job_succeeded (job); + +	return FALSE; +} + +static void +ev_job_page_data_class_init (EvJobPageDataClass *class) +{ +	EvJobClass *job_class = EV_JOB_CLASS (class); + +	job_class->run = ev_job_page_data_run; +} + +EvJob * +ev_job_page_data_new (EvDocument        *document, +		      gint               page, +		      EvJobPageDataFlags flags) +{ +	EvJobPageData *job; + +	ev_debug_message (DEBUG_JOBS, "%d", page); + +	job = g_object_new (EV_TYPE_JOB_PAGE_DATA, NULL); + +	EV_JOB (job)->document = g_object_ref (document); +	job->page = page; +	job->flags = flags; + +	return EV_JOB (job); +} + +/* EvJobThumbnail */ +static void +ev_job_thumbnail_init (EvJobThumbnail *job) +{ +	EV_JOB (job)->run_mode = EV_JOB_RUN_THREAD; +} + +static void +ev_job_thumbnail_dispose (GObject *object) +{ +	EvJobThumbnail *job; + +	job = EV_JOB_THUMBNAIL (object); + +	ev_debug_message (DEBUG_JOBS, "%d (%p)", job->page, job); +	 +	if (job->thumbnail) { +		g_object_unref (job->thumbnail); +		job->thumbnail = NULL; +	} + +	(* G_OBJECT_CLASS (ev_job_thumbnail_parent_class)->dispose) (object); +} + +static gboolean +ev_job_thumbnail_run (EvJob *job) +{ +	EvJobThumbnail  *job_thumb = EV_JOB_THUMBNAIL (job); +	EvRenderContext *rc; +	EvPage          *page; + +	ev_debug_message (DEBUG_JOBS, "%d (%p)", job_thumb->page, job); +	ev_profiler_start (EV_PROFILE_JOBS, "%s (%p)", EV_GET_TYPE_NAME (job), job); +	 +	ev_document_doc_mutex_lock (); + +	page = ev_document_get_page (job->document, job_thumb->page); +	rc = ev_render_context_new (page, job_thumb->rotation, job_thumb->scale); +	g_object_unref (page); + +	job_thumb->thumbnail = ev_document_thumbnails_get_thumbnail (EV_DOCUMENT_THUMBNAILS (job->document), +								     rc, TRUE); +	g_object_unref (rc); +	ev_document_doc_mutex_unlock (); + +	ev_job_succeeded (job); +	 +	return FALSE; +} + +static void +ev_job_thumbnail_class_init (EvJobThumbnailClass *class) +{ +	GObjectClass *oclass = G_OBJECT_CLASS (class); +	EvJobClass   *job_class = EV_JOB_CLASS (class); + +	oclass->dispose = ev_job_thumbnail_dispose; +	job_class->run = ev_job_thumbnail_run; +} + +EvJob * +ev_job_thumbnail_new (EvDocument *document, +		      gint        page, +		      gint        rotation, +		      gdouble     scale) +{ +	EvJobThumbnail *job; + +	ev_debug_message (DEBUG_JOBS, "%d", page); +	 +	job = g_object_new (EV_TYPE_JOB_THUMBNAIL, NULL); + +	EV_JOB (job)->document = g_object_ref (document); +	job->page = page; +	job->rotation = rotation; +	job->scale = scale; + +	return EV_JOB (job); +} + +/* EvJobFonts */ +static void +ev_job_fonts_init (EvJobFonts *job) +{ +	EV_JOB (job)->run_mode = EV_JOB_RUN_MAIN_LOOP; +} + +static gboolean +ev_job_fonts_run (EvJob *job) +{ +	EvJobFonts      *job_fonts = EV_JOB_FONTS (job); +	EvDocumentFonts *fonts = EV_DOCUMENT_FONTS (job->document); + +	ev_debug_message (DEBUG_JOBS, NULL); +	 +	/* Do not block the main loop */ +	if (!ev_document_doc_mutex_trylock ()) +		return TRUE; +	 +	if (!ev_document_fc_mutex_trylock ()) +		return TRUE; + +#ifdef EV_ENABLE_DEBUG +	/* We use the #ifdef in this case because of the if */ +	if (ev_document_fonts_get_progress (fonts) == 0) +		ev_profiler_start (EV_PROFILE_JOBS, "%s (%p)", EV_GET_TYPE_NAME (job), job); +#endif + +	job_fonts->scan_completed = !ev_document_fonts_scan (fonts, 20); +	g_signal_emit (job_fonts, job_fonts_signals[FONTS_UPDATED], 0, +		       ev_document_fonts_get_progress (fonts)); + +	ev_document_fc_mutex_unlock (); +	ev_document_doc_mutex_unlock (); + +	if (job_fonts->scan_completed) +		ev_job_succeeded (job); +	 +	return !job_fonts->scan_completed; +} + +static void +ev_job_fonts_class_init (EvJobFontsClass *class) +{ +	EvJobClass *job_class = EV_JOB_CLASS (class); +	 +	job_class->run = ev_job_fonts_run; +	 +	job_fonts_signals[FONTS_UPDATED] = +		g_signal_new ("updated", +			      EV_TYPE_JOB_FONTS, +			      G_SIGNAL_RUN_LAST, +			      G_STRUCT_OFFSET (EvJobFontsClass, updated), +			      NULL, NULL, +			      g_cclosure_marshal_VOID__DOUBLE, +			      G_TYPE_NONE, +			      1, G_TYPE_DOUBLE); +} + +EvJob * +ev_job_fonts_new (EvDocument *document) +{ +	EvJobFonts *job; + +	ev_debug_message (DEBUG_JOBS, NULL); +	 +	job = g_object_new (EV_TYPE_JOB_FONTS, NULL); + +	EV_JOB (job)->document = g_object_ref (document); + +	return EV_JOB (job); +} + +/* EvJobLoad */ +static void +ev_job_load_init (EvJobLoad *job) +{ +	EV_JOB (job)->run_mode = EV_JOB_RUN_THREAD; +} + +static void +ev_job_load_dispose (GObject *object) +{ +	EvJobLoad *job = EV_JOB_LOAD (object); + +	ev_debug_message (DEBUG_JOBS, "%s", job->uri); +	 +	if (job->uri) { +		g_free (job->uri); +		job->uri = NULL; +	} + +	if (job->password) { +		g_free (job->password); +		job->password = NULL; +	} + +	(* G_OBJECT_CLASS (ev_job_load_parent_class)->dispose) (object); +} + +static gboolean +ev_job_load_run (EvJob *job) +{ +	EvJobLoad *job_load = EV_JOB_LOAD (job); +	GError    *error = NULL; +	 +	ev_debug_message (DEBUG_JOBS, "%s", job_load->uri); +	ev_profiler_start (EV_PROFILE_JOBS, "%s (%p)", EV_GET_TYPE_NAME (job), job); +	 +	ev_document_fc_mutex_lock (); + +	/* This job may already have a document even if the job didn't complete +	   because, e.g., a password is required - if so, just reload rather than +	   creating a new instance */ +	if (job->document) { +		const gchar *uncompressed_uri; + +		if (job_load->password) { +			ev_document_security_set_password (EV_DOCUMENT_SECURITY (job->document), +							   job_load->password); +		} +		 +		job->failed = FALSE; +		job->finished = FALSE; +		g_clear_error (&job->error); + +		uncompressed_uri = g_object_get_data (G_OBJECT (job->document), +						      "uri-uncompressed"); +		ev_document_load (job->document, +				  uncompressed_uri ? uncompressed_uri : job_load->uri, +				  &error); +	} else { +		job->document = ev_document_factory_get_document (job_load->uri, +								  &error); +	} + +	ev_document_fc_mutex_unlock (); + +	if (error) { +		ev_job_failed_from_error (job, error); +		g_error_free (error); +	} else { +		ev_job_succeeded (job); +	} + +	return FALSE; +} + +static void +ev_job_load_class_init (EvJobLoadClass *class) +{ +	GObjectClass *oclass = G_OBJECT_CLASS (class); +	EvJobClass   *job_class = EV_JOB_CLASS (class); + +	oclass->dispose = ev_job_load_dispose; +	job_class->run = ev_job_load_run; +} + +EvJob * +ev_job_load_new (const gchar *uri) +{ +	EvJobLoad *job; + +	ev_debug_message (DEBUG_JOBS, "%s", uri); +	 +	job = g_object_new (EV_TYPE_JOB_LOAD, NULL); +	job->uri = g_strdup (uri); + +	return EV_JOB (job); +} + +void +ev_job_load_set_uri (EvJobLoad *job, const gchar *uri) +{ +	ev_debug_message (DEBUG_JOBS, "%s", uri); +	 +	if (job->uri) +		g_free (job->uri); +	job->uri = g_strdup (uri); +} + +void +ev_job_load_set_password (EvJobLoad *job, const gchar *password) +{ +	ev_debug_message (DEBUG_JOBS, NULL); + +	if (job->password) +		g_free (job->password); +	job->password = password ? g_strdup (password) : NULL; +} + +/* EvJobSave */ +static void +ev_job_save_init (EvJobSave *job) +{ +	EV_JOB (job)->run_mode = EV_JOB_RUN_THREAD; +} + +static void +ev_job_save_dispose (GObject *object) +{ +	EvJobSave *job = EV_JOB_SAVE (object); + +	ev_debug_message (DEBUG_JOBS, "%s", job->uri); +	 +	if (job->uri) { +		g_free (job->uri); +		job->uri = NULL; +	} + +	if (job->document_uri) { +		g_free (job->document_uri); +		job->document_uri = NULL; +	} + +	(* G_OBJECT_CLASS (ev_job_save_parent_class)->dispose) (object); +} + +static gboolean +ev_job_save_run (EvJob *job) +{ +	EvJobSave *job_save = EV_JOB_SAVE (job); +	gint       fd; +	gchar     *tmp_filename = NULL; +	gchar     *local_uri; +	GError    *error = NULL; +	 +	ev_debug_message (DEBUG_JOBS, "uri: %s, document_uri: %s", job_save->uri, job_save->document_uri); +	ev_profiler_start (EV_PROFILE_JOBS, "%s (%p)", EV_GET_TYPE_NAME (job), job); + +        fd = ev_mkstemp ("saveacopy.XXXXXX", &tmp_filename, &error); +        if (fd == -1) { +                ev_job_failed_from_error (job, error); +                g_error_free (error); + +		return FALSE; +	} + +	ev_document_doc_mutex_lock (); + +	/* Save document to temp filename */ +	local_uri = g_filename_to_uri (tmp_filename, NULL, &error); +        if (local_uri != NULL) { +                ev_document_save (job->document, local_uri, &error); +        } + +	close (fd); + +	ev_document_doc_mutex_unlock (); + +	if (error) { +		g_free (local_uri); +		ev_job_failed_from_error (job, error); +		g_error_free (error); +		 +		return FALSE; +	} + +	/* If original document was compressed, +	 * compress it again before saving +	 */ +	if (g_object_get_data (G_OBJECT (job->document), "uri-uncompressed")) { +		EvCompressionType ctype = EV_COMPRESSION_NONE; +		const gchar      *ext; +		gchar            *uri_comp; +		 +		ext = g_strrstr (job_save->document_uri, ".gz"); +		if (ext && g_ascii_strcasecmp (ext, ".gz") == 0) +			ctype = EV_COMPRESSION_GZIP; +		 +		ext = g_strrstr (job_save->document_uri, ".bz2"); +		if (ext && g_ascii_strcasecmp (ext, ".bz2") == 0) +			ctype = EV_COMPRESSION_BZIP2; + +		uri_comp = ev_file_compress (local_uri, ctype, &error); +		g_free (local_uri); +		g_unlink (tmp_filename); + +		if (!uri_comp || error) { +			local_uri = NULL; +		} else { +			local_uri = uri_comp; +		} +	} + +	g_free (tmp_filename); + +	if (error) { +		g_free (local_uri); +		ev_job_failed_from_error (job, error); +		g_error_free (error); +		 +		return FALSE; +	} + +	if (!local_uri) +		return FALSE; + +	ev_xfer_uri_simple (local_uri, job_save->uri, &error); +	ev_tmp_uri_unlink (local_uri); + +	if (error) { +		ev_job_failed_from_error (job, error); +		g_error_free (error); +	} else { +		ev_job_succeeded (job); +	} +	 +	return FALSE; +} + +static void +ev_job_save_class_init (EvJobSaveClass *class) +{ +	GObjectClass *oclass = G_OBJECT_CLASS (class); +	EvJobClass   *job_class = EV_JOB_CLASS (class); + +	oclass->dispose = ev_job_save_dispose; +	job_class->run = ev_job_save_run; +} + +EvJob * +ev_job_save_new (EvDocument  *document, +		 const gchar *uri, +		 const gchar *document_uri) +{ +	EvJobSave *job; + +	ev_debug_message (DEBUG_JOBS, "uri: %s, document_uri: %s", uri, document_uri); + +	job = g_object_new (EV_TYPE_JOB_SAVE, NULL); + +	EV_JOB (job)->document = g_object_ref (document); +	job->uri = g_strdup (uri); +	job->document_uri = g_strdup (document_uri); + +	return EV_JOB (job); +} + +/* EvJobFind */ +static void +ev_job_find_init (EvJobFind *job) +{ +	EV_JOB (job)->run_mode = EV_JOB_RUN_MAIN_LOOP; +} + +static void +ev_job_find_dispose (GObject *object) +{ +	EvJobFind *job = EV_JOB_FIND (object); + +	ev_debug_message (DEBUG_JOBS, NULL); + +	if (job->text) { +		g_free (job->text); +		job->text = NULL; +	} + +	if (job->pages) { +		gint i; + +		for (i = 0; i < job->n_pages; i++) { +			g_list_foreach (job->pages[i], (GFunc)ev_rectangle_free, NULL); +			g_list_free (job->pages[i]); +		} + +		g_free (job->pages); +		job->pages = NULL; +	} +	 +	(* G_OBJECT_CLASS (ev_job_find_parent_class)->dispose) (object); +} + +static gboolean +ev_job_find_run (EvJob *job) +{ +	EvJobFind      *job_find = EV_JOB_FIND (job); +	EvDocumentFind *find = EV_DOCUMENT_FIND (job->document); +	EvPage         *ev_page; +	GList          *matches; + +	ev_debug_message (DEBUG_JOBS, NULL); +	 +	/* Do not block the main loop */ +	if (!ev_document_doc_mutex_trylock ()) +		return TRUE; +	 +#ifdef EV_ENABLE_DEBUG +	/* We use the #ifdef in this case because of the if */ +	if (job_find->current_page == job_find->start_page) +		ev_profiler_start (EV_PROFILE_JOBS, "%s (%p)", EV_GET_TYPE_NAME (job), job); +#endif + +	ev_page = ev_document_get_page (job->document, job_find->current_page); +	matches = ev_document_find_find_text (find, ev_page, job_find->text, +					      job_find->case_sensitive); +	g_object_unref (ev_page); +	 +	ev_document_doc_mutex_unlock (); + +	if (!job_find->has_results) +		job_find->has_results = (matches != NULL); + +	job_find->pages[job_find->current_page] = matches; +	g_signal_emit (job_find, job_find_signals[FIND_UPDATED], 0, job_find->current_page); +		        +	job_find->current_page = (job_find->current_page + 1) % job_find->n_pages; +	if (job_find->current_page == job_find->start_page) { +		ev_job_succeeded (job); + +		return FALSE; +	} + +	return TRUE; +} + +static void +ev_job_find_class_init (EvJobFindClass *class) +{ +	EvJobClass   *job_class = EV_JOB_CLASS (class); +	GObjectClass *gobject_class = G_OBJECT_CLASS (class); +	 +	job_class->run = ev_job_find_run; +	gobject_class->dispose = ev_job_find_dispose; +	 +	job_find_signals[FIND_UPDATED] = +		g_signal_new ("updated", +			      EV_TYPE_JOB_FIND, +			      G_SIGNAL_RUN_LAST, +			      G_STRUCT_OFFSET (EvJobFindClass, updated), +			      NULL, NULL, +			      g_cclosure_marshal_VOID__INT, +			      G_TYPE_NONE, +			      1, G_TYPE_INT); +} + +EvJob * +ev_job_find_new (EvDocument  *document, +		 gint         start_page, +		 gint         n_pages, +		 const gchar *text, +		 gboolean     case_sensitive) +{ +	EvJobFind *job; +	 +	ev_debug_message (DEBUG_JOBS, NULL); +	 +	job = g_object_new (EV_TYPE_JOB_FIND, NULL); + +	EV_JOB (job)->document = g_object_ref (document); +	job->start_page = start_page; +	job->current_page = start_page; +	job->n_pages = n_pages; +	job->pages = g_new0 (GList *, n_pages); +	job->text = g_strdup (text); +	job->case_sensitive = case_sensitive; +	job->has_results = FALSE; + +	return EV_JOB (job); +} + +gint +ev_job_find_get_n_results (EvJobFind *job, +			   gint       page) +{ +	return g_list_length (job->pages[page]); +} + +gdouble +ev_job_find_get_progress (EvJobFind *job) +{ +	gint pages_done; + +	if (ev_job_is_finished (EV_JOB (job))) +		return 1.0; +	 +	if (job->current_page > job->start_page) { +		pages_done = job->current_page - job->start_page + 1; +	} else if (job->current_page == job->start_page) { +		pages_done = job->n_pages; +	} else { +		pages_done = job->n_pages - job->start_page + job->current_page; +	} + +	return pages_done / (gdouble) job->n_pages; +} + +gboolean +ev_job_find_has_results (EvJobFind *job) +{ +	return job->has_results; +} + +GList ** +ev_job_find_get_results (EvJobFind *job) +{ +	return job->pages; +} + +/* EvJobLayers */ +static void +ev_job_layers_init (EvJobLayers *job) +{ +	EV_JOB (job)->run_mode = EV_JOB_RUN_THREAD; +} + +static void +ev_job_layers_dispose (GObject *object) +{ +	EvJobLayers *job; + +	ev_debug_message (DEBUG_JOBS, NULL); +	 +	job = EV_JOB_LAYERS (object); + +	if (job->model) { +		g_object_unref (job->model); +		job->model = NULL; +	} + +	(* G_OBJECT_CLASS (ev_job_layers_parent_class)->dispose) (object); +} + +static gboolean +ev_job_layers_run (EvJob *job) +{ +	EvJobLayers *job_layers = EV_JOB_LAYERS (job); + +	ev_debug_message (DEBUG_JOBS, NULL); +	ev_profiler_start (EV_PROFILE_JOBS, "%s (%p)", EV_GET_TYPE_NAME (job), job); +	 +	ev_document_doc_mutex_lock (); +	job_layers->model = ev_document_layers_get_layers (EV_DOCUMENT_LAYERS (job->document)); +	ev_document_doc_mutex_unlock (); +	 +	ev_job_succeeded (job); +	 +	return FALSE; +} + +static void +ev_job_layers_class_init (EvJobLayersClass *class) +{ +	GObjectClass *oclass = G_OBJECT_CLASS (class); +	EvJobClass   *job_class = EV_JOB_CLASS (class); + +	oclass->dispose = ev_job_layers_dispose; +	job_class->run = ev_job_layers_run; +} + +EvJob * +ev_job_layers_new (EvDocument *document) +{ +	EvJob *job; + +	ev_debug_message (DEBUG_JOBS, NULL); + +	job = g_object_new (EV_TYPE_JOB_LAYERS, NULL); +	job->document = g_object_ref (document); +	 +	return job; +} + +/* EvJobExport */ +static void +ev_job_export_init (EvJobExport *job) +{ +	EV_JOB (job)->run_mode = EV_JOB_RUN_THREAD; +	job->page = -1; +} + +static void +ev_job_export_dispose (GObject *object) +{ +	EvJobExport *job; + +	ev_debug_message (DEBUG_JOBS, NULL); +	 +	job = EV_JOB_EXPORT (object); + +	if (job->rc) { +		g_object_unref (job->rc); +		job->rc = NULL; +	} + +	(* G_OBJECT_CLASS (ev_job_export_parent_class)->dispose) (object); +} + +static gboolean +ev_job_export_run (EvJob *job) +{ +	EvJobExport *job_export = EV_JOB_EXPORT (job); +	EvPage      *ev_page; + +	g_assert (job_export->page != -1); + +	ev_debug_message (DEBUG_JOBS, NULL); +	ev_profiler_start (EV_PROFILE_JOBS, "%s (%p)", EV_GET_TYPE_NAME (job), job); +	 +	ev_document_doc_mutex_lock (); +	 +	ev_page = ev_document_get_page (job->document, job_export->page); +	if (job_export->rc) { +		job->failed = FALSE; +		job->finished = FALSE; +		g_clear_error (&job->error); +		 +		ev_render_context_set_page (job_export->rc, ev_page); +	} else { +		job_export->rc = ev_render_context_new (ev_page, 0, 1.0); +	} +	g_object_unref (ev_page); +	 +	ev_file_exporter_do_page (EV_FILE_EXPORTER (job->document), job_export->rc); +	 +	ev_document_doc_mutex_unlock (); +	 +	ev_job_succeeded (job); +	 +	return FALSE; +} + +static void +ev_job_export_class_init (EvJobExportClass *class) +{ +	GObjectClass *oclass = G_OBJECT_CLASS (class); +	EvJobClass   *job_class = EV_JOB_CLASS (class); + +	oclass->dispose = ev_job_export_dispose; +	job_class->run = ev_job_export_run; +} + +EvJob * +ev_job_export_new (EvDocument *document) +{ +	EvJob *job; + +	ev_debug_message (DEBUG_JOBS, NULL); + +	job = g_object_new (EV_TYPE_JOB_EXPORT, NULL); +	job->document = g_object_ref (document); +	 +	return job; +} + +void +ev_job_export_set_page (EvJobExport *job, +			gint         page) +{ +	job->page = page; +} + +/* EvJobPrint */ +static void +ev_job_print_init (EvJobPrint *job) +{ +	EV_JOB (job)->run_mode = EV_JOB_RUN_THREAD; +	job->page = -1; +} + +static void +ev_job_print_dispose (GObject *object) +{ +	EvJobPrint *job; + +	ev_debug_message (DEBUG_JOBS, NULL); + +	job = EV_JOB_PRINT (object); + +	if (job->cr) { +		cairo_destroy (job->cr); +		job->cr = NULL; +	} + +	(* G_OBJECT_CLASS (ev_job_print_parent_class)->dispose) (object); +} + +static gboolean +ev_job_print_run (EvJob *job) +{ +	EvJobPrint     *job_print = EV_JOB_PRINT (job); +	EvPage         *ev_page; +	cairo_status_t  cr_status; + +	g_assert (job_print->page != -1); +	g_assert (job_print->cr != NULL); + +	ev_debug_message (DEBUG_JOBS, NULL); +	ev_profiler_start (EV_PROFILE_JOBS, "%s (%p)", EV_GET_TYPE_NAME (job), job); + +	job->failed = FALSE; +	job->finished = FALSE; +	g_clear_error (&job->error); + +	ev_document_doc_mutex_lock (); + +	ev_page = ev_document_get_page (job->document, job_print->page); +	ev_document_print_print_page (EV_DOCUMENT_PRINT (job->document), +				      ev_page, job_print->cr); +	g_object_unref (ev_page); + +	ev_document_doc_mutex_unlock (); + +	cr_status = cairo_status (job_print->cr); +	if (cr_status == CAIRO_STATUS_SUCCESS) { +		ev_job_succeeded (job); +	} else { +		ev_job_failed (job, +			       GTK_PRINT_ERROR, +			       GTK_PRINT_ERROR_GENERAL, +			       _("Failed to print page %d: %s"), +			       job_print->page, +			       cairo_status_to_string (cr_status)); +	} + +	return FALSE; +} + +static void +ev_job_print_class_init (EvJobPrintClass *class) +{ +	GObjectClass *oclass = G_OBJECT_CLASS (class); +	EvJobClass   *job_class = EV_JOB_CLASS (class); + +	oclass->dispose = ev_job_print_dispose; +	job_class->run = ev_job_print_run; +} + +EvJob * +ev_job_print_new (EvDocument *document) +{ +	EvJob *job; + +	ev_debug_message (DEBUG_JOBS, NULL); + +	job = g_object_new (EV_TYPE_JOB_PRINT, NULL); +	job->document = g_object_ref (document); + +	return job; +} + +void +ev_job_print_set_page (EvJobPrint *job, +		       gint        page) +{ +	job->page = page; +} + +void +ev_job_print_set_cairo (EvJobPrint *job, +			cairo_t    *cr) +{ +	if (job->cr == cr) +		return; + +	if (job->cr) +		cairo_destroy (job->cr); +	job->cr = cr ? cairo_reference (cr) : NULL; +}  | 
