Subtitle{,String,Image} -> Text{,String,Image}.

1 files changed, 131 insertions, 0 deletions

diff --git a/src/text.cc b/src/text.cc
new file mode 100644
index 00000000..158af38c
--- /dev/null
+++ b/src/text.cc
@@ -0,0 +1,131 @@
+/*
+    Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
+
+    This file is part of libdcp.
+
+    libdcp 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.
+
+    libdcp 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 libdcp.  If not, see <http://www.gnu.org/licenses/>.
+
+    In addition, as a special exception, the copyright holders give
+    permission to link the code of portions of this program with the
+    OpenSSL library under certain conditions as described in each
+    individual source file, and distribute linked combinations
+    including the two.
+
+    You must obey the GNU General Public License in all respects
+    for all of the code used other than OpenSSL.  If you modify
+    file(s) with this exception, you may extend this exception to your
+    version of the file(s), but you are not obligated to do so.  If you
+    do not wish to do so, delete this exception statement from your
+    version.  If you delete this exception statement from all source
+    files in the program, then also delete it here.
+*/
+
+
+/** @file  src/text.cc
+ *  @brief Text class
+ */
+
+
+#include "compose.hpp"
+#include "dcp_time.h"
+#include "equality_options.h"
+#include "text.h"
+
+
+using std::shared_ptr;
+using namespace dcp;
+
+
+/** @param v_position Vertical position as a fraction of the screen height (between 0 and 1) from v_align */
+Text::Text(
+	Time in,
+	Time out,
+	float h_position,
+	HAlign h_align,
+	float v_position,
+	VAlign v_align,
+	float z_position,
+	Time fade_up_time,
+	Time fade_down_time
+	)
+	: _in (in)
+	, _out (out)
+	, _h_position (h_position)
+	, _h_align (h_align)
+	, _v_position (v_position)
+	, _v_align (v_align)
+	, _z_position(z_position)
+	, _fade_up_time (fade_up_time)
+	, _fade_down_time (fade_down_time)
+{
+
+}
+
+
+bool
+Text::equals(shared_ptr<const Text> other, EqualityOptions const& options, NoteHandler note) const
+{
+	bool same = true;
+
+	if (in() != other->in()) {
+		note(NoteType::ERROR, "text in times differ");
+		same = false;
+	}
+
+	if (out() != other->out()) {
+		note(NoteType::ERROR, "text out times differ");
+		same = false;
+	}
+
+	if (h_position() != other->h_position()) {
+		note(NoteType::ERROR, "text horizontal positions differ");
+		same = false;
+	}
+
+	if (h_align() != other->h_align()) {
+		note(NoteType::ERROR, "text horizontal alignments differ");
+		same = false;
+	}
+
+	auto const vpos = std::abs(v_position() - other->v_position());
+	if (vpos > options.max_text_vertical_position_error)  {
+		note(
+			NoteType::ERROR,
+			String::compose("text vertical positions differ by %1 (more than the allowed difference of %2)", vpos, options.max_text_vertical_position_error)
+		    );
+		same = false;
+	}
+
+	if (v_align() != other->v_align()) {
+		note(NoteType::ERROR, "text vertical alignments differ");
+		same = false;
+	}
+
+	if (z_position() != other->z_position()) {
+		note(NoteType::ERROR, "text Z positions differ");
+		same = false;
+	}
+
+	if (fade_up_time() != other->fade_up_time()) {
+		note(NoteType::ERROR, "text fade-up times differ");
+		same = false;
+	}
+
+	if (fade_down_time() != other->fade_down_time()) {
+		note(NoteType::ERROR, "text fade-down times differ");
+		same = false;
+	}
+
+	return same;
+}