mirrors/spdlog
1
0
Fork 0
mirror of https://github.com/gabime/spdlog.git synced 2024-12-25 01:51:38 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

wincolor color formatting support

Browse Source
This commit is contained in:
gabime 2018-04-06 03:04:18 +03:00
parent c8610d9a86
commit d040ab93ea
3 changed files with 29 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
example/example.cpp
View File

@ -58,8 +58,8 @@ int main(int, char *[])
daily_logger->info(123.44);
// Customize msg format for all messages
spd::set_pattern("*** [%H:%M:%S %z] [thread %t] %v ***");
rotating_logger->info("This is another message with custom format");
spd::set_pattern("[%^+++%$] [%H:%M:%S %z] [thread %t] %v");
console->info("This a message with custom format (and custom color range between the '%^' and '%$')");
// Runtime log levels
spd::set_level(spd::level::info); // Set global log level to info

2
include/spdlog/sinks/ansicolor_sink.h
View File

@ -28,7 +28,7 @@ public:
: target_file_(file)
{
should_do_colors_ = details::os::in_terminal(file) && details::os::is_color_terminal();
colors_[level::trace] = magenta;
colors_[level::trace] = white;
colors_[level::debug] = cyan;
colors_[level::info] = green;
colors_[level::warn] = yellow + bold;

32
include/spdlog/sinks/wincolor_sink.h
View File

@ -25,6 +25,7 @@ class wincolor_sink : public base_sink<Mutex>
public:
const WORD BOLD = FOREGROUND_INTENSITY;
const WORD RED = FOREGROUND_RED;
const WORD GREEN = FOREGROUND_GREEN;
const WORD CYAN = FOREGROUND_GREEN | FOREGROUND_BLUE;
const WORD WHITE = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE;
const WORD YELLOW = FOREGROUND_RED | FOREGROUND_GREEN;
@ -32,9 +33,9 @@ public:
wincolor_sink(HANDLE std_handle)
: out_handle_(std_handle)
{
colors_[level::trace] = CYAN;
colors_[level::trace] = WHITE;
colors_[level::debug] = CYAN;
colors_[level::info] = WHITE | BOLD;
colors_[level::info] = GREEN;
colors_[level::warn] = YELLOW | BOLD;
colors_[level::err] = RED | BOLD; // red bold
colors_[level::critical] = BACKGROUND_RED | WHITE | BOLD; // white bold on red background
@ -59,10 +60,22 @@ public:
protected:
void _sink_it(const details::log_msg &msg) override
{
auto color = colors_[msg.level];
auto orig_attribs = set_console_attribs(color);
WriteConsoleA(out_handle_, msg.formatted.data(), static_cast<DWORD>(msg.formatted.size()), nullptr, nullptr);
SetConsoleTextAttribute(out_handle_, orig_attribs); // reset to orig colors
if (msg.color_range_end > msg.color_range_start)
{
// before color range
_print_range(msg, 0, msg.color_range_start);
// in color range
auto orig_attribs = set_console_attribs(colors_[msg.level]);
_print_range(msg, msg.color_range_start, msg.color_range_end);
::SetConsoleTextAttribute(out_handle_, orig_attribs); // reset to orig colors
// after color range
_print_range(msg, msg.color_range_end, msg.formatted.size());
}
else // print without colors if color range is invalid
{
_print_range(msg, 0, msg.formatted.size());
}
}
void _flush() override
@ -86,6 +99,13 @@ private:
SetConsoleTextAttribute(out_handle_, attribs | back_color);
return orig_buffer_info.wAttributes; // return orig attribs
}
// print a range of formatted message to console
void _print_range(const details::log_msg &msg, size_t start, size_t end)
{
DWORD size = static_cast<DWORD>(end - start);
WriteConsoleA(out_handle_, msg.formatted.data() + start, size, nullptr, nullptr);
}
};
//