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/*
* Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __PP_LINEAR_DOCUMENT_H__
#define __PP_LINEAR_DOCUMENT_H__
#include "pp/Format.h"
#include "pp/IndentedStringBuilder.h"
#include "pp/MultiLineText.h"
#include <vector>
#include <string>
#include <type_traits>
namespace pp
{
class LinearDocument final : public MultiLineText
{
public:
enum class Direction
{
Forward,
Reverse
};
public:
LinearDocument() : _direction{Direction::Forward}
{
// DO NOTHING
}
public:
LinearDocument(const Direction &direction) : _direction{direction}
{
// DO NOTHING
}
public:
void indent(void);
void unindent(void);
public:
void append(void);
public:
void append(const std::string &line);
template <typename Derived>
typename std::enable_if<std::is_base_of<MultiLineText, Derived>::value>::type
append(const Derived &txt)
{
for (uint32_t n = 0; n < txt.lines(); ++n)
{
append(txt.line(n));
}
}
template <typename... Args> void append(const Args &... args) { append(fmt(args...)); }
public:
void append(const LinearDocument &doc);
public:
uint32_t lines(void) const override { return _lines.size(); }
public:
const std::string &line(uint32_t n) const override;
private:
Direction const _direction;
IndentedStringBuilder _indent;
std::vector<std::string> _lines;
};
} // namespace pp
#endif // __PP_LINEAR_DOCUMENT_H__
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