Magic_Game/Easy2D/base/logs.h

292 lines
8.2 KiB
C++

// Copyright (c) 2016-2018 Easy2D - Nomango
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#pragma once
#include "../macros.h"
#include "../common/Singleton.hpp"
#include <ctime>
#include <iomanip>
#include <sstream>
#ifndef E2D_LOG
# ifdef E2D_DEBUG
# define E2D_LOG(FORMAT, ...) easy2d::Logger::Instance().Messageln((FORMAT), __VA_ARGS__)
# else
# define E2D_LOG __noop
# endif
#endif
#ifndef E2D_WARNING_LOG
# define E2D_WARNING_LOG(FORMAT, ...) easy2d::Logger::Instance().Warningln((FORMAT), __VA_ARGS__)
#endif
#ifndef E2D_ERROR_LOG
# define E2D_ERROR_LOG(FORMAT, ...) easy2d::Logger::Instance().Errorln((FORMAT), __VA_ARGS__)
#endif
namespace easy2d
{
class E2D_API Logger
: public Singleton<Logger>
{
E2D_DECLARE_SINGLETON(Logger);
public:
void Enable();
void Disable();
template <typename ..._Args>
void Print(const wchar_t* format, _Args&&... args);
template <typename ..._Args>
void Println(const wchar_t* format, _Args&&... args);
template <typename ..._Args>
void Message(const wchar_t * format, _Args&&... args);
template <typename ..._Args>
void Messageln(const wchar_t * format, _Args&&... args);
template <typename ..._Args>
void Warning(const wchar_t* format, _Args&&... args);
template <typename ..._Args>
void Warningln(const wchar_t* format, _Args&&... args);
template <typename ..._Args>
void Error(const wchar_t* format, _Args&&... args);
template <typename ..._Args>
void Errorln(const wchar_t* format, _Args&&... args);
std::wstreambuf* RedirectOutputStreamBuffer(std::wstreambuf* buf);
std::wstreambuf* RedirectErrorStreamBuffer(std::wstreambuf* buf);
void ResetOutputStream();
private:
Logger();
template <typename ..._Args>
void OutputLine(std::wostream& os, std::wostream&(*color)(std::wostream&), const wchar_t* prompt, const wchar_t* format, _Args&&... args) const;
template <typename ..._Args>
void Output(std::wostream& os, std::wostream&(*color)(std::wostream&), const wchar_t* prompt, const wchar_t* format, _Args&&... args) const;
template <typename ..._Args>
std::wstring MakeOutputString(const wchar_t* prompt, const wchar_t* format, _Args&&... args) const;
void ResetConsoleColor() const;
static std::wostream& DefaultOutputColor(std::wostream& out);
static std::wostream& OutPrefix(std::wostream& out);
private:
bool enabled_;
bool has_console_;
WORD default_stdout_color_;
WORD default_stderr_color_;
std::wostream output_stream_;
std::wostream error_stream_;
};
//
// details of Logger
//
namespace __console_colors
{
#define DECLARE_COLOR(COLOR)\
extern std::wostream&(stdout_##COLOR)(std::wostream&);\
extern std::wostream&(stderr_##COLOR)(std::wostream&);
#define DECLARE_BG_COLOR(COLOR)\
extern std::wostream&(stdout_##COLOR##_bg)(std::wostream&);\
extern std::wostream&(stderr_##COLOR##_bg)(std::wostream&);
DECLARE_COLOR(red);
DECLARE_COLOR(green);
DECLARE_COLOR(yellow);
DECLARE_COLOR(blue);
DECLARE_COLOR(white);
DECLARE_COLOR(reset);
DECLARE_BG_COLOR(red);
DECLARE_BG_COLOR(green);
DECLARE_BG_COLOR(yellow);
DECLARE_BG_COLOR(blue);
DECLARE_BG_COLOR(white);
#undef DECLARE_COLOR
#undef DECLARE_BG_COLOR
}
inline void Logger::Enable()
{
enabled_ = true;
}
inline void Logger::Disable()
{
enabled_ = false;
}
template <typename ..._Args>
inline void Logger::Print(const wchar_t* format, _Args&&... args)
{
Output(output_stream_, Logger::DefaultOutputColor, nullptr, format, std::forward<_Args>(args)...);
}
template <typename ..._Args>
inline void Logger::Println(const wchar_t* format, _Args&&... args)
{
OutputLine(output_stream_, Logger::DefaultOutputColor, nullptr, format, std::forward<_Args>(args)...);
}
template <typename ..._Args>
inline void Logger::Message(const wchar_t * format, _Args&&... args)
{
using namespace __console_colors;
Output(output_stream_, stdout_blue, nullptr, format, std::forward<_Args>(args)...);
}
template <typename ..._Args>
inline void Logger::Messageln(const wchar_t * format, _Args&&... args)
{
using namespace __console_colors;
OutputLine(output_stream_, stdout_blue, nullptr, format, std::forward<_Args>(args)...);
}
template <typename ..._Args>
inline void Logger::Warning(const wchar_t* format, _Args&&... args)
{
using namespace __console_colors;
Output(output_stream_, stdout_yellow_bg, L"Warning: ", format, std::forward<_Args>(args)...);
}
template <typename ..._Args>
inline void Logger::Warningln(const wchar_t* format, _Args&&... args)
{
using namespace __console_colors;
OutputLine(output_stream_, stdout_yellow_bg, L"Warning: ", format, std::forward<_Args>(args)...);
}
template <typename ..._Args>
inline void Logger::Error(const wchar_t* format, _Args&&... args)
{
using namespace __console_colors;
Output(error_stream_, stderr_red_bg, L"Error: ", format, std::forward<_Args>(args)...);
}
template <typename ..._Args>
inline void Logger::Errorln(const wchar_t* format, _Args&&... args)
{
using namespace __console_colors;
OutputLine(error_stream_, stderr_red_bg, L"Error: ", format, std::forward<_Args>(args)...);
}
template <typename ..._Args>
inline void Logger::OutputLine(std::wostream& os, std::wostream&(*color)(std::wostream&), const wchar_t* prompt, const wchar_t* format, _Args&&... args) const
{
if (enabled_ && has_console_)
{
Output(os, color, prompt, format, std::forward<_Args>(args)...);
os << std::endl;
::OutputDebugStringW(L"\r\n");
}
}
template <typename ..._Args>
inline void Logger::Output(std::wostream& os, std::wostream&(*color)(std::wostream&), const wchar_t* prompt, const wchar_t* format, _Args&&... args) const
{
if (enabled_ && has_console_)
{
std::wstring output = MakeOutputString(prompt, format, std::forward<_Args>(args)...);
os << color << output;
::OutputDebugStringW(output.c_str());
ResetConsoleColor();
}
}
template <typename ..._Args>
inline std::wstring Logger::MakeOutputString(const wchar_t* prompt, const wchar_t* format, _Args&&... args) const
{
static wchar_t temp_buffer[1024 * 3 + 1];
const auto len = ::_scwprintf(format, std::forward<_Args>(args)...);
::swprintf_s(temp_buffer, len + 1, format, std::forward<_Args>(args)...);
std::wstringstream ss;
ss << Logger::OutPrefix;
if (prompt)
ss << prompt;
ss << temp_buffer;
return ss.str();
}
inline void Logger::ResetConsoleColor() const
{
::SetConsoleTextAttribute(::GetStdHandle(STD_OUTPUT_HANDLE), default_stdout_color_);
::SetConsoleTextAttribute(::GetStdHandle(STD_ERROR_HANDLE), default_stderr_color_);
}
inline std::wostream& Logger::DefaultOutputColor(std::wostream& out)
{
::SetConsoleTextAttribute(::GetStdHandle(STD_OUTPUT_HANDLE), Logger::Instance().default_stdout_color_);
return out;
}
inline std::wostream& Logger::OutPrefix(std::wostream& out)
{
std::time_t unix = std::time(nullptr);
std::tm tmbuf;
localtime_s(&tmbuf, &unix);
out << std::put_time(&tmbuf, L"[easy2d] %H:%M:%S ");
return out;
}
}
namespace easy2d
{
inline void ThrowIfFailed(HRESULT hr)
{
if (FAILED(hr))
{
E2D_ERROR_LOG(L"Fatal error with HRESULT of %08X", hr);
static char buffer[1024 + 1];
sprintf_s(buffer, "Fatal error with HRESULT of %08X", hr);
throw std::runtime_error(buffer);
}
}
}