1 files changed, 343 insertions, 0 deletions
diff --git a/shell/ev-jobs.c b/shell/ev-jobs.c
new file mode 100644
index 0000000..be1d3bc
--- /dev/null
+++ b/shell/ev-jobs.c
@@ -0,0 +1,343 @@
+#include "ev-jobs.h"
+#include "ev-job-queue.h"
+#include "ev-document-thumbnails.h"
+#include "ev-document-links.h"
+#include "ev-async-renderer.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_render_init          (EvJobRender         *job);
+static void ev_job_render_class_init    (EvJobRenderClass    *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);
+
+enum
+{
+	FINISHED,
+	LAST_SIGNAL
+};
+
+static guint job_signals[LAST_SIGNAL] = { 0 };
+
+G_DEFINE_TYPE (EvJob, ev_job, G_TYPE_OBJECT)
+G_DEFINE_TYPE (EvJobLinks, ev_job_links, EV_TYPE_JOB)
+G_DEFINE_TYPE (EvJobRender, ev_job_render, EV_TYPE_JOB)
+G_DEFINE_TYPE (EvJobThumbnail, ev_job_thumbnail, EV_TYPE_JOB)
+G_DEFINE_TYPE (EvJobLoad, ev_job_load, EV_TYPE_JOB)
+
+static void ev_job_init (EvJob *job) { /* Do Nothing */ }
+
+static void
+ev_job_dispose (GObject *object)
+{
+	EvJob *job;
+
+	job = EV_JOB (object);
+
+	if (job->document) {
+		g_object_unref (job->document);
+		job->document = 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 [FINISHED] =
+		g_signal_new ("finished",
+			      EV_TYPE_JOB,
+			      G_SIGNAL_RUN_LAST,
+			      G_STRUCT_OFFSET (EvJobClass, finished),
+			      NULL, NULL,
+			      g_cclosure_marshal_VOID__VOID,
+			      G_TYPE_NONE, 0);
+}
+
+
+static void ev_job_links_init (EvJobLinks *job) { /* Do Nothing */ }
+
+static void
+ev_job_links_dispose (GObject *object)
+{
+	EvJobLinks *job;
+
+	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 void
+ev_job_links_class_init (EvJobLinksClass *class)
+{
+	GObjectClass *oclass;
+
+	oclass = G_OBJECT_CLASS (class);
+
+	oclass->dispose = ev_job_links_dispose;
+}
+
+
+static void ev_job_render_init (EvJobRender *job) { /* Do Nothing */ }
+
+static void
+ev_job_render_dispose (GObject *object)
+{
+	EvJobRender *job;
+
+	job = EV_JOB_RENDER (object);
+
+	if (job->pixbuf) {
+		g_object_unref (job->pixbuf);
+		job->pixbuf = NULL;
+	}
+
+	(* G_OBJECT_CLASS (ev_job_render_parent_class)->dispose) (object);
+}
+
+static void
+ev_job_render_class_init (EvJobRenderClass *class)
+{
+	GObjectClass *oclass;
+
+	oclass = G_OBJECT_CLASS (class);
+
+	oclass->dispose = ev_job_render_dispose;
+}
+
+static void ev_job_thumbnail_init (EvJobThumbnail *job) { /* Do Nothing */ }
+
+static void
+ev_job_thumbnail_dispose (GObject *object)
+{
+	EvJobThumbnail *job;
+
+	job = EV_JOB_THUMBNAIL (object);
+
+	if (job->thumbnail) {
+		g_object_unref (job->thumbnail);
+		job->thumbnail = NULL;
+	}
+
+	(* G_OBJECT_CLASS (ev_job_thumbnail_parent_class)->dispose) (object);
+}
+
+static void
+ev_job_thumbnail_class_init (EvJobThumbnailClass *class)
+{
+	GObjectClass *oclass;
+
+	oclass = G_OBJECT_CLASS (class);
+
+	oclass->dispose = ev_job_thumbnail_dispose;
+}
+
+static void ev_job_load_init (EvJobLoad *job) { /* Do Nothing */ }
+
+static void
+ev_job_load_dispose (GObject *object)
+{
+	EvJobLoad *job;
+
+	job = EV_JOB_LOAD (object);
+
+	if (job->uri) {
+		g_free (job->uri);
+		job->uri = NULL;
+	}
+
+	if (job->error) {
+		g_error_free (job->error);
+		job->error = NULL;
+	}
+
+	(* G_OBJECT_CLASS (ev_job_load_parent_class)->dispose) (object);
+}
+
+static void
+ev_job_load_class_init (EvJobLoadClass *class)
+{
+	GObjectClass *oclass;
+
+	oclass = G_OBJECT_CLASS (class);
+
+	oclass->dispose = ev_job_load_dispose;
+}
+
+/* Public functions */
+void
+ev_job_finished (EvJob *job)
+{
+	g_return_if_fail (EV_IS_JOB (job));
+
+	g_signal_emit (job, job_signals[FINISHED], 0);
+}
+
+EvJob *
+ev_job_links_new (EvDocument *document)
+{
+	EvJob *job;
+
+	job = g_object_new (EV_TYPE_JOB_LINKS, NULL);
+	job->document = g_object_ref (document);
+
+	return job;
+}
+
+void
+ev_job_links_run (EvJobLinks *job)
+{
+	g_return_if_fail (EV_IS_JOB_LINKS (job));
+
+	ev_document_doc_mutex_lock ();
+	job->model = ev_document_links_get_links_model (EV_DOCUMENT_LINKS (EV_JOB (job)->document));
+	EV_JOB (job)->finished = TRUE;
+	ev_document_doc_mutex_unlock ();
+}
+
+
+EvJob *
+ev_job_render_new (EvDocument *document,
+		   gint        page,
+		   double      scale,
+		   gint        width,
+		   gint        height,
+		   gboolean    include_links)
+{
+	EvJobRender *job;
+
+	job = g_object_new (EV_TYPE_JOB_RENDER, NULL);
+
+	EV_JOB (job)->document = g_object_ref (document);
+	job->page = page;
+	job->scale = scale;
+	job->target_width = width;
+	job->target_height = height;
+	job->include_links = include_links;
+
+	if (EV_IS_ASYNC_RENDERER (document)) {	
+		EV_JOB (job)->async = TRUE;
+	}
+
+	return EV_JOB (job);
+}
+
+static void
+render_finished_cb (EvDocument *document, GdkPixbuf *pixbuf, EvJobRender *job)
+{
+	g_signal_handlers_disconnect_by_func (EV_JOB (job)->document,
+					      render_finished_cb, job);
+
+	EV_JOB (job)->finished = TRUE;
+	job->pixbuf = g_object_ref (pixbuf);
+	ev_job_finished (EV_JOB (job));
+}
+
+void
+ev_job_render_run (EvJobRender *job)
+{
+	g_return_if_fail (EV_IS_JOB_RENDER (job));
+
+	ev_document_doc_mutex_lock ();
+
+	if (EV_JOB (job)->async) {
+		EvAsyncRenderer *renderer = EV_ASYNC_RENDERER (EV_JOB (job)->document);
+		ev_async_renderer_render_pixbuf (renderer, job->page, job->scale);
+		g_signal_connect (EV_JOB (job)->document, "render_finished",
+				  G_CALLBACK (render_finished_cb), job);
+	} else {
+		job->pixbuf = ev_document_render_pixbuf (EV_JOB (job)->document,
+							 job->page,
+							 job->scale);
+		if (job->include_links)
+			job->link_mapping = ev_document_get_links (EV_JOB (job)->document, job->page);
+
+		EV_JOB (job)->finished = TRUE;
+	}
+
+	ev_document_doc_mutex_unlock ();
+}
+
+EvJob *
+ev_job_thumbnail_new (EvDocument *document,
+		      gint        page,
+		      gint        requested_width)
+{
+	EvJobThumbnail *job;
+
+	job = g_object_new (EV_TYPE_JOB_THUMBNAIL, NULL);
+
+	EV_JOB (job)->document = g_object_ref (document);
+	job->page = page;
+	job->requested_width = requested_width;
+
+	return EV_JOB (job);
+}
+
+void
+ev_job_thumbnail_run (EvJobThumbnail *job)
+{
+	g_return_if_fail (EV_IS_JOB_THUMBNAIL (job));
+
+	ev_document_doc_mutex_lock ();
+
+	job->thumbnail =
+		ev_document_thumbnails_get_thumbnail (EV_DOCUMENT_THUMBNAILS (EV_JOB (job)->document),
+						      job->page,
+						      job->requested_width,
+						      TRUE);
+	EV_JOB (job)->finished = TRUE;
+
+	ev_document_doc_mutex_unlock ();
+}
+
+EvJob *
+ev_job_load_new (EvDocument *document,
+		 const gchar *uri)
+{
+	EvJobLoad *job;
+
+	job = g_object_new (EV_TYPE_JOB_LOAD, NULL);
+
+	EV_JOB (job)->document = g_object_ref (document);
+	job->uri = g_strdup (uri);
+
+	return EV_JOB (job);
+}
+
+void
+ev_job_load_run (EvJobLoad *job)
+{
+	g_return_if_fail (EV_IS_JOB_LOAD (job));
+
+	ev_document_doc_mutex_lock ();
+	
+	if (job->error) {
+	        g_error_free (job->error);
+		job->error = NULL;
+	}
+	    
+	ev_document_load (EV_JOB(job)->document, job->uri, &job->error);
+	
+	EV_JOB (job)->finished = TRUE;
+
+	ev_document_doc_mutex_unlock ();
+}
+
+