Aegisub/aegisub/src/ass_override.h

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// Copyright (c) 2005, Rodrigo Braz Monteiro
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither the name of the Aegisub Group nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Aegisub Project http://www.aegisub.org/
/// @file ass_override.h
/// @see ass_override.cpp
/// @ingroup subs_storage
///
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#include <boost/noncopyable.hpp>
#include <memory>
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#include <vector>
class AssDialogueBlockOverride;
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/// Type of parameter
enum class AssParameterClass {
NORMAL,
ABSOLUTE_SIZE,
ABSOLUTE_POS_X,
ABSOLUTE_POS_Y,
RELATIVE_SIZE_X,
RELATIVE_SIZE_Y,
RELATIVE_TIME_START,
RELATIVE_TIME_END,
KARAOKE,
DRAWING,
ALPHA
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};
enum class VariableDataType {
INT,
FLOAT,
TEXT,
BOOL,
BLOCK
};
/// A single parameter to an override tag
class AssOverrideParameter : boost::noncopyable {
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std::string value;
mutable std::unique_ptr<AssDialogueBlockOverride> block;
VariableDataType type;
public:
AssOverrideParameter(VariableDataType type, AssParameterClass classification);
AssOverrideParameter(AssOverrideParameter&&);
AssOverrideParameter& operator=(AssOverrideParameter&&);
~AssOverrideParameter();
/// Type of parameter
AssParameterClass classification;
/// Is this parameter actually present?
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bool omitted = true;
VariableDataType GetType() const { return type; }
template<class T> void Set(T param);
template<class T> T Get() const;
template<class T> T Get(T def) const {
return !omitted ? Get<T>() : def;
}
};
class AssOverrideTag : boost::noncopyable {
bool valid;
public:
AssOverrideTag();
AssOverrideTag(AssOverrideTag&&);
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AssOverrideTag(std::string const& text);
AssOverrideTag& operator=(AssOverrideTag&&);
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std::string Name;
std::vector<AssOverrideParameter> Params;
bool IsValid() const { return valid; }
void Clear();
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void SetText(const std::string &text);
operator std::string() const;
};