{,Interop,SMPTE}SubtitleAsset -> {,Interop,SMPTE}TextAsset.

1 files changed, 225 insertions, 0 deletions

diff --git a/src/text_asset_internal.h b/src/text_asset_internal.h
new file mode 100644
index 00000000..c8231219
--- /dev/null
+++ b/src/text_asset_internal.h
@@ -0,0 +1,225 @@
+/*
+    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_asset_internal.h
+ *  @brief Internal TextAsset helpers
+ */
+
+
+#ifndef LIBDCP_TEXT_ASSET_INTERNAL_H
+#define LIBDCP_TEXT_ASSET_INTERNAL_H
+
+
+#include "array_data.h"
+#include "dcp_time.h"
+#include "h_align.h"
+#include "raw_convert.h"
+#include "v_align.h"
+#include "warnings.h"
+LIBDCP_DISABLE_WARNINGS
+#include <libxml++/libxml++.h>
+LIBDCP_ENABLE_WARNINGS
+
+
+struct take_intersection_test;
+struct take_difference_test;
+struct pull_fonts_test1;
+struct pull_fonts_test2;
+struct pull_fonts_test3;
+
+
+namespace dcp {
+
+
+class Ruby;
+class SubtitleString;
+
+
+namespace order {
+
+
+struct Context
+{
+	int time_code_rate;
+	Standard standard;
+	int spot_number;
+};
+
+
+class Font
+{
+public:
+	Font () {}
+
+	Font (std::shared_ptr<SubtitleString> s, Standard standard);
+
+	xmlpp::Element* as_xml (xmlpp::Element* parent, Context& context) const;
+
+	void take_intersection (Font other);
+	void take_difference (Font other);
+	bool empty () const;
+	void clear ();
+	bool operator== (Font const & other) const;
+
+private:
+	friend struct ::take_intersection_test;
+	friend struct ::take_difference_test;
+	friend struct ::pull_fonts_test1;
+	friend struct ::pull_fonts_test2;
+	friend struct ::pull_fonts_test3;
+
+	std::map<std::string, std::string> _values;
+};
+
+
+class Part
+{
+public:
+	Part (std::shared_ptr<Part> parent_)
+		: parent (parent_)
+	{}
+
+	Part (std::shared_ptr<Part> parent_, Font font_)
+		: parent (parent_)
+		, font (font_)
+	{}
+
+	virtual ~Part () {}
+
+	virtual xmlpp::Element* as_xml (xmlpp::Element* parent, Context &) const;
+	void write_xml (xmlpp::Element* parent, order::Context& context) const;
+
+	std::shared_ptr<Part> parent;
+	Font font;
+	std::vector<std::shared_ptr<Part>> children;
+};
+
+
+class String : public Part
+{
+public:
+	String (std::shared_ptr<Part> parent, Font font, std::string text, float space_before)
+		: Part (parent, font)
+		, _text (text)
+		, _space_before (space_before)
+	{}
+
+	virtual xmlpp::Element* as_xml (xmlpp::Element* parent, Context &) const override;
+
+private:
+	std::string _text;
+	float _space_before;
+};
+
+
+class Text : public Part
+{
+public:
+	Text(std::shared_ptr<Part> parent, HAlign h_align, float h_position, VAlign v_align, float v_position, float z_position, Direction direction, std::vector<Ruby> rubies)
+		: Part (parent)
+		, _h_align (h_align)
+		, _h_position (h_position)
+		, _v_align (v_align)
+		, _v_position (v_position)
+		, _z_position(z_position)
+		, _direction (direction)
+		, _rubies(rubies)
+	{}
+
+	xmlpp::Element* as_xml (xmlpp::Element* parent, Context& context) const override;
+
+private:
+	HAlign _h_align;
+	float _h_position;
+	VAlign _v_align;
+	float _v_position;
+	float _z_position;
+	Direction _direction;
+	std::vector<Ruby> _rubies;
+};
+
+
+class Subtitle : public Part
+{
+public:
+	Subtitle (std::shared_ptr<Part> parent, Time in, Time out, Time fade_up, Time fade_down)
+		: Part (parent)
+		, _in (in)
+		, _out (out)
+		, _fade_up (fade_up)
+		, _fade_down (fade_down)
+	{}
+
+	xmlpp::Element* as_xml (xmlpp::Element* parent, Context& context) const override;
+
+private:
+	Time _in;
+	Time _out;
+	Time _fade_up;
+	Time _fade_down;
+};
+
+
+class Image : public Part
+{
+public:
+	Image (std::shared_ptr<Part> parent, std::string id, ArrayData png_data, HAlign h_align, float h_position, VAlign v_align, float v_position, float z_position)
+		: Part (parent)
+		, _png_data (png_data)
+		, _id (id)
+		, _h_align (h_align)
+		, _h_position (h_position)
+		, _v_align (v_align)
+		, _v_position (v_position)
+		, _z_position(z_position)
+	{}
+
+	xmlpp::Element* as_xml (xmlpp::Element* parent, Context& context) const override;
+
+private:
+	ArrayData _png_data;
+	std::string _id; ///< the ID of this image
+	HAlign _h_align;
+	float _h_position;
+	VAlign _v_align;
+	float _v_position;
+	float _z_position;
+};
+
+
+}
+}
+
+
+#endif