Split up into RawSubtitle and Subtitle, with collect(). Hopefully cleaner.

1 files changed, 456 insertions, 381 deletions

diff --git a/test/dcp_reader_test.cc b/test/dcp_reader_test.cc
index 0163108..c73207e 100644
--- a/test/dcp_reader_test.cc
+++ b/test/dcp_reader_test.cc
@@ -18,6 +18,7 @@
 */
 
 #include "dcp_reader.h"
+#include "collect.h"
 #include <boost/test/unit_test.hpp>
 #include <fstream>
 
@@ -31,98 +32,125 @@ BOOST_AUTO_TEST_CASE (dcp_reader_test1)
 {
 	ifstream file ("test/data/test1.xml");
 	sub::DCPReader reader (file);
-	list<sub::Subtitle> subs = reader.subtitles ();
+	list<sub::Subtitle> subs = sub::collect (reader.subtitles ());
 
 	list<sub::Subtitle>::iterator i = subs.begin ();
-
 	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	sub::Block b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, false);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (39) / (72 * 11));
 	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 0, 5, 198 * 4));
 	BOOST_CHECK_EQUAL (i->to.metric(), sub::MetricTime (0, 0, 7, 115 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.15, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::BOTTOM);
-	BOOST_CHECK_EQUAL (b.text, "My jacket was Idi Amin's");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 4));
 	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 4));
 
-	++i;
-	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, true);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (39) / (72 * 11));
-	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 0, 7, 177 * 4));
-	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 0, 11, 31 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.21, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::BOTTOM);
-	BOOST_CHECK_EQUAL (b.text, "My corset was H.M. The Queen's");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 4));
-	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 4));
+	{
+		list<sub::Line>::iterator j = i->lines.begin ();
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		sub::Block b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, false);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (39) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.15, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::BOTTOM);
+		BOOST_CHECK_EQUAL (b.text, "My jacket was Idi Amin's");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+
+		++j;
+		BOOST_CHECK (j == i->lines.end ());
+	}
 
 	++i;
 	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, false);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (39) / (72 * 11));
 	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 0, 7, 177 * 4));
 	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 0, 11, 31 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.15, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::BOTTOM);
-	BOOST_CHECK_EQUAL (b.text, "My large wonderbra");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 4));
 	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 4));
 
+	{
+		list<sub::Line>::iterator j = i->lines.begin ();
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		sub::Block b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, true);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (39) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.21, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::BOTTOM);
+		BOOST_CHECK_EQUAL (b.text, "My corset was H.M. The Queen's");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+
+		++j;
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, false);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (39) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.15, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::BOTTOM);
+		BOOST_CHECK_EQUAL (b.text, "My large wonderbra");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+
+		++j;
+		BOOST_CHECK (j == i->lines.end ());
+	}
+
 	++i;
 	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, false);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (39) / (72 * 11));
 	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 0, 11, 94 * 4));
 	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 0, 13, 63 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.15, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::BOTTOM);
-	BOOST_CHECK_EQUAL (b.text, "Once belonged to the Shah");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 4));
 	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 4));
 
+	{
+		list<sub::Line>::iterator j = i->lines.begin ();
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		sub::Block b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, false);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (39) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.15, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::BOTTOM);
+		BOOST_CHECK_EQUAL (b.text, "Once belonged to the Shah");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+
+		++j;
+		BOOST_CHECK (j == i->lines.end ());
+	}
+
 	++i;
 	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, false);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (39) / (72 * 11));
 	BOOST_CHECK_EQUAL (i->from.metric(), sub::MetricTime (0, 0, 13, 104 * 4));
 	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 0, 15, 177 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.15, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::BOTTOM);
-	BOOST_CHECK_EQUAL (b.text, "And these are Roy Hattersley's jeans");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 4));
 	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 4));
+
+	{
+		list<sub::Line>::iterator j = i->lines.begin ();
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		sub::Block b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, false);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (39) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.15, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::BOTTOM);
+		BOOST_CHECK_EQUAL (b.text, "And these are Roy Hattersley's jeans");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+
+		++j;
+		BOOST_CHECK (j == i->lines.end ());
+	}
 }
 
 /* And another one */
@@ -130,402 +158,449 @@ BOOST_AUTO_TEST_CASE (dcp_reader_test2)
 {
 	ifstream file ("test/data/test2.xml");
 	sub::DCPReader reader (file);
-	list<sub::Subtitle> subs = reader.subtitles ();
+	list<sub::Subtitle> subs = collect (reader.subtitles ());
 
 	list<sub::Subtitle>::iterator i = subs.begin ();
-
 	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	sub::Block b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, true);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
 	BOOST_CHECK_EQUAL (i->from.metric(), sub::MetricTime (0, 0, 41, 62 * 4));
 	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 0, 43, 52 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.89, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "At afternoon tea with John Peel");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
 
+	{
+		list<sub::Line>::iterator j = i->lines.begin ();
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		sub::Block b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, true);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.89, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "At afternoon tea with John Peel");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+		
+		++j;
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, true);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.95, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "I enquired if his accent was real");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+
+		++j;
+		BOOST_CHECK (j == i->lines.end ());
+	}
+		
 	++i;
 	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, true);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
-	BOOST_CHECK_EQUAL (i->from.metric(), sub::MetricTime (0, 0, 41, 62 * 4));
-	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 0, 43, 52 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.95, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "I enquired if his accent was real");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
-	
-	++i;
-	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, true);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
 	BOOST_CHECK_EQUAL (i->from.metric(), sub::MetricTime (0, 0, 50, 42 * 4));
 	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 0, 52, 21 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.89, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "He said \"out of the house");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
 
-	++i;
-	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, true);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
-	BOOST_CHECK_EQUAL (i->from.metric(), sub::MetricTime (0, 0, 50, 42 * 4));
-	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 0, 52, 21 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.95, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "I'm incredibly scouse");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
+	{
+		list<sub::Line>::iterator j = i->lines.begin ();
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		sub::Block b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, true);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.89, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "He said \"out of the house");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+
+		++j;
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, true);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.95, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "I'm incredibly scouse");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+
+		++j;
+		BOOST_CHECK (j == i->lines.end ());
+	}
 
 	++i;
 	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, true);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
 	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 1, 2, 208 * 4));
 	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 1, 04, 10 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.89, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "At home it depends how I feel.\"");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
 
-	++i;
-	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, true);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
-	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 1, 2, 208 * 4));
-	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 1, 4, 10 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.95, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "I spent a long weekend in Brighton");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
-
-	++i;
-	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, true);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
-	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 1, 15, 42 * 4));
-	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 1, 16, 42 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.89, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "With the legendary Miss Enid Blyton");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
+	{
+		list<sub::Line>::iterator j = i->lines.begin ();
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		sub::Block b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, true);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.89, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "At home it depends how I feel.\"");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+		
+		++j;
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, true);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 1, 2, 208 * 4));
+		BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 1, 4, 10 * 4));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.95, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "I spent a long weekend in Brighton");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+		BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
+		BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
+
+		++j;
+		BOOST_CHECK (j == i->lines.end ());
+	}
 
 	++i;
 	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, true);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
 	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 1, 15, 42 * 4));
 	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 1, 16, 42 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.95, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "She said \"you be Noddy");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
+	
+	{
+		list<sub::Line>::iterator j = i->lines.begin ();
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		sub::Block b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, true);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.89, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "With the legendary Miss Enid Blyton");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+		
+		++j;
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, true);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.95, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "She said \"you be Noddy");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+
+		++j;
+		BOOST_CHECK (j == i->lines.end ());
+	}
 
 	++i;
 	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, true);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
 	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 1, 20, 219 * 4));
 	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 1, 22, 73 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.89, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "and I'll show you my body\"");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));	
-
-	++i;
-	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, true);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
-	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 1, 20, 219 * 4));
-	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 1, 22, 73 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.95, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "But Big Ears kept turning the light on.");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
 	
-	++i;
-	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, true);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
-	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 1, 27, 115 * 4));
-	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 1, 28, 208 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.89, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "That curious creature the Sphinx");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
+	{
+		list<sub::Line>::iterator j = i->lines.begin ();
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		sub::Block b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, true);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.89, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "and I'll show you my body\"");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+		
+		++j;
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, true);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.95, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "But Big Ears kept turning the light on.");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+
+		++j;
+		BOOST_CHECK (j == i->lines.end ());
+	}
 
 	++i;
 	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, true);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
 	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 1, 27, 115 * 4));
 	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 1, 28, 208 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.95, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "Is smarter than anyone thinks");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
-
-	++i;
-	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, false);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
-	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 1, 42, 229 * 4));
-	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 1, 45, 62 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.89, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "It sits there and smirks");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
+	
+	{
+		list<sub::Line>::iterator j = i->lines.begin ();
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		sub::Block b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, true);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.89, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "That curious creature the Sphinx");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+		
+		++j;
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, true);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.95, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "Is smarter than anyone thinks");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+
+		++j;
+		BOOST_CHECK (j == i->lines.end ());
+	}
 
 	++i;
 	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, false);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
 	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 1, 42, 229 * 4));
 	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 1, 45, 62 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.95, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "And you don't think it works");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
 
-	++i;
-	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, false);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
-	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 1, 45, 146 * 4));
-	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 1, 47, 94 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.89, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "Then when you're not looking, it winks.");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
+	{
+		list<sub::Line>::iterator j = i->lines.begin ();
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		sub::Block b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, false);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.89, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "It sits there and smirks");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+		
+		++j;
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, false);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.95, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "And you don't think it works");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+
+		++j;
+		BOOST_CHECK (j == i->lines.end ());
+	}
 
 	++i;
 	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, false);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
 	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 1, 45, 146 * 4));
 	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 1, 47, 94 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.95, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "When it snows you will find Sister Sledge");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
-
-	++i;
-	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, false);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
-	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 1, 47, 146 * 4));
-	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 1, 48, 167 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.89, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "Out mooning, at night, on the ledge");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
+	
+	{
+		list<sub::Line>::iterator j = i->lines.begin ();
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		sub::Block b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, false);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.89, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "Then when you're not looking, it winks.");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+		
+		++j;
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, false);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.95, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "When it snows you will find Sister Sledge");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+
+		++j;
+		BOOST_CHECK (j == i->lines.end ());
+	}
 
 	++i;
 	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, false);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
 	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 1, 47, 146 * 4));
 	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 1, 48, 167 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.95, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "One storey down");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
-
-	++i;
-	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, false);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
-	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 1, 53, 21 * 4));
-	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 1, 56, 10 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.89, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "Is the maestro, James Brown");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
-
+	
+	{
+		list<sub::Line>::iterator j = i->lines.begin ();
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		sub::Block b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, false);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.89, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "Out mooning, at night, on the ledge");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+		
+		++j;
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, false);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.95, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "One storey down");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+
+		++j;
+		BOOST_CHECK (j == i->lines.end ());
+	}
+		
 	++i;
 	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, false);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
 	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 1, 53, 21 * 4));
 	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 1, 56, 10 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.95, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "Displaying his meat and two veg.");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
 	
+	{
+		list<sub::Line>::iterator j = i->lines.begin ();
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		sub::Block b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, false);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.89, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "Is the maestro, James Brown");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+		
+		++j;
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, false);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.95, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "Displaying his meat and two veg.");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+
+		++j;
+		BOOST_CHECK (j == i->lines.end ());
+	}
+	
 	++i;
 	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, true);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
-	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 2, 5, 208 * 4));
-	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 2, 7, 31 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.89, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "HELLO");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
-	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
-
-	++i;
-	BOOST_CHECK (i != subs.end ());
-	BOOST_CHECK_EQUAL (i->blocks.size(), 1);
-	b = i->blocks.front ();
-	BOOST_CHECK_EQUAL (b.font, "Arial");
-	BOOST_CHECK_EQUAL (b.italic, true);
-	BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
-	BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
 	BOOST_CHECK_EQUAL (i->from.metric().get(), sub::MetricTime (0, 2, 5, 208 * 4));
 	BOOST_CHECK_EQUAL (i->to.metric().get(), sub::MetricTime (0, 2, 7, 31 * 4));
-	BOOST_CHECK_CLOSE (i->vertical_position.proportional.get(), 0.95, 1);
-	BOOST_CHECK_EQUAL (i->vertical_position.reference.get(), sub::TOP);
-	BOOST_CHECK_EQUAL (b.text, "WORLD");
-	BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
-	BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_up.get(), sub::MetricTime (0, 0, 0, 0));
 	BOOST_CHECK_EQUAL (i->fade_down.get(), sub::MetricTime (0, 0, 0, 0));
+	
+	{
+		list<sub::Line>::iterator j = i->lines.begin ();
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		sub::Block b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, true);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.89, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "HELLO");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+		
+		++j;
+		BOOST_CHECK (j != i->lines.end ());
+		BOOST_CHECK_EQUAL (j->blocks.size(), 1);
+		b = j->blocks.front ();
+		BOOST_CHECK_EQUAL (b.font, "Arial");
+		BOOST_CHECK_EQUAL (b.italic, true);
+		BOOST_CHECK (b.colour == sub::Colour (1, 1, 1));
+		BOOST_CHECK_EQUAL (b.font_size.proportional().get(), float (42) / (72 * 11));
+		BOOST_CHECK_CLOSE (j->vertical_position.proportional.get(), 0.95, 1);
+		BOOST_CHECK_EQUAL (j->vertical_position.reference.get(), sub::TOP);
+		BOOST_CHECK_EQUAL (b.text, "WORLD");
+		BOOST_CHECK_EQUAL (b.effect, sub::BORDER);
+		BOOST_CHECK (b.effect_colour.get() == sub::Colour (0, 0, 0));
+
+		++j;
+		BOOST_CHECK (j == i->lines.end ());
+	}
 }