console.h

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/*
 * Copyright (c) 2019 Roc Streaming authors
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */
 
//! @file roc_core/target_posix_pc/roc_core/console.h
//! @brief Console.
 
#ifndef ROC_CORE_CONSOLE_H_
#define ROC_CORE_CONSOLE_H_
 
#include "roc_core/attributes.h"
#include "roc_core/mutex.h"
#include "roc_core/noncopyable.h"
#include "roc_core/singleton.h"
 
namespace roc {
namespace core {
 
//! Color ID.
enum Color {
    Color_None,
    Color_White,
    Color_Gray,
    Color_Red,
    Color_Green,
    Color_Yellow,
    Color_Blue,
    Color_Magenta,
    Color_Cyan
};
 
//! Console.
class Console : public NonCopyable<> {
public:
    //! Get logger instance.
    static Console& instance() {
        return Singleton<Console>::instance();
    }
 
    //! Check if colors can be used.
    bool colors_supported();
 
    //! Print line.
    ROC_ATTR_PRINTF(3, 4) void println(Color color, const char* format, ...);
 
private:
    friend class Singleton<Console>;
 
    Console();
 
    const bool colors_supported_;
    Mutex mutex_;
};
 
} // namespace core
} // namespace roc
 
#endif // ROC_CORE_CONSOLE_H_