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/*
* Created by Phil on 25/2/2012.
* Copyright 2012 Two Blue Cubes Ltd. All rights reserved.
*
* Distributed under the Boost Software License, Version 1.0. (See accompanying
* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
*/
#ifndef TWOBLUECUBES_CATCH_CONSOLE_COLOUR_IMPL_HPP_INCLUDED
#define TWOBLUECUBES_CATCH_CONSOLE_COLOUR_IMPL_HPP_INCLUDED
#include "catch_console_colour.hpp"
#include "catch_errno_guard.hpp"
namespace Catch {
namespace {
struct IColourImpl {
virtual ~IColourImpl() {}
virtual void use( Colour::Code _colourCode ) = 0;
};
struct NoColourImpl : IColourImpl {
void use( Colour::Code ) {}
static IColourImpl* instance() {
static NoColourImpl s_instance;
return &s_instance;
}
};
} // anon namespace
} // namespace Catch
#if !defined( CATCH_CONFIG_COLOUR_NONE ) && !defined( CATCH_CONFIG_COLOUR_WINDOWS ) && !defined( CATCH_CONFIG_COLOUR_ANSI )
# ifdef CATCH_PLATFORM_WINDOWS
# define CATCH_CONFIG_COLOUR_WINDOWS
# else
# define CATCH_CONFIG_COLOUR_ANSI
# endif
#endif
#if defined ( CATCH_CONFIG_COLOUR_WINDOWS ) /////////////////////////////////////////
#include "catch_windows_h_proxy.h"
namespace Catch {
namespace {
class Win32ColourImpl : public IColourImpl {
public:
Win32ColourImpl() : stdoutHandle( GetStdHandle(STD_OUTPUT_HANDLE) )
{
CONSOLE_SCREEN_BUFFER_INFO csbiInfo;
GetConsoleScreenBufferInfo( stdoutHandle, &csbiInfo );
originalForegroundAttributes = csbiInfo.wAttributes & ~( BACKGROUND_GREEN | BACKGROUND_RED | BACKGROUND_BLUE | BACKGROUND_INTENSITY );
originalBackgroundAttributes = csbiInfo.wAttributes & ~( FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE | FOREGROUND_INTENSITY );
}
virtual void use( Colour::Code _colourCode ) {
switch( _colourCode ) {
case Colour::None: return setTextAttribute( originalForegroundAttributes );
case Colour::White: return setTextAttribute( FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE );
case Colour::Red: return setTextAttribute( FOREGROUND_RED );
case Colour::Green: return setTextAttribute( FOREGROUND_GREEN );
case Colour::Blue: return setTextAttribute( FOREGROUND_BLUE );
case Colour::Cyan: return setTextAttribute( FOREGROUND_BLUE | FOREGROUND_GREEN );
case Colour::Yellow: return setTextAttribute( FOREGROUND_RED | FOREGROUND_GREEN );
case Colour::Grey: return setTextAttribute( 0 );
case Colour::LightGrey: return setTextAttribute( FOREGROUND_INTENSITY );
case Colour::BrightRed: return setTextAttribute( FOREGROUND_INTENSITY | FOREGROUND_RED );
case Colour::BrightGreen: return setTextAttribute( FOREGROUND_INTENSITY | FOREGROUND_GREEN );
case Colour::BrightWhite: return setTextAttribute( FOREGROUND_INTENSITY | FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE );
case Colour::Bright: throw std::logic_error( "not a colour" );
}
}
private:
void setTextAttribute( WORD _textAttribute ) {
SetConsoleTextAttribute( stdoutHandle, _textAttribute | originalBackgroundAttributes );
}
HANDLE stdoutHandle;
WORD originalForegroundAttributes;
WORD originalBackgroundAttributes;
};
IColourImpl* platformColourInstance() {
static Win32ColourImpl s_instance;
Ptr<IConfig const> config = getCurrentContext().getConfig();
UseColour::YesOrNo colourMode = config
? config->useColour()
: UseColour::Auto;
if( colourMode == UseColour::Auto )
colourMode = !isDebuggerActive()
? UseColour::Yes
: UseColour::No;
return colourMode == UseColour::Yes
? &s_instance
: NoColourImpl::instance();
}
} // end anon namespace
} // end namespace Catch
#elif defined( CATCH_CONFIG_COLOUR_ANSI ) //////////////////////////////////////
#include <unistd.h>
namespace Catch {
namespace {
// use POSIX/ ANSI console terminal codes
// Thanks to Adam Strzelecki for original contribution
// (http://github.com/nanoant)
// https://github.com/philsquared/Catch/pull/131
class PosixColourImpl : public IColourImpl {
public:
virtual void use( Colour::Code _colourCode ) {
switch( _colourCode ) {
case Colour::None:
case Colour::White: return setColour( "[0m" );
case Colour::Red: return setColour( "[0;31m" );
case Colour::Green: return setColour( "[0;32m" );
case Colour::Blue: return setColour( "[0;34m" );
case Colour::Cyan: return setColour( "[0;36m" );
case Colour::Yellow: return setColour( "[0;33m" );
case Colour::Grey: return setColour( "[1;30m" );
case Colour::LightGrey: return setColour( "[0;37m" );
case Colour::BrightRed: return setColour( "[1;31m" );
case Colour::BrightGreen: return setColour( "[1;32m" );
case Colour::BrightWhite: return setColour( "[1;37m" );
case Colour::Bright: throw std::logic_error( "not a colour" );
}
}
static IColourImpl* instance() {
static PosixColourImpl s_instance;
return &s_instance;
}
private:
void setColour( const char* _escapeCode ) {
Catch::cout() << '\033' << _escapeCode;
}
};
IColourImpl* platformColourInstance() {
ErrnoGuard guard;
Ptr<IConfig const> config = getCurrentContext().getConfig();
UseColour::YesOrNo colourMode = config
? config->useColour()
: UseColour::Auto;
if( colourMode == UseColour::Auto )
colourMode = (!isDebuggerActive() && isatty(STDOUT_FILENO) )
? UseColour::Yes
: UseColour::No;
return colourMode == UseColour::Yes
? PosixColourImpl::instance()
: NoColourImpl::instance();
}
} // end anon namespace
} // end namespace Catch
#else // not Windows or ANSI ///////////////////////////////////////////////
namespace Catch {
static IColourImpl* platformColourInstance() { return NoColourImpl::instance(); }
} // end namespace Catch
#endif // Windows/ ANSI/ None
namespace Catch {
Colour::Colour( Code _colourCode ) : m_moved( false ) { use( _colourCode ); }
Colour::Colour( Colour const& _other ) : m_moved( false ) { const_cast<Colour&>( _other ).m_moved = true; }
Colour::~Colour(){ if( !m_moved ) use( None ); }
void Colour::use( Code _colourCode ) {
static IColourImpl* impl = platformColourInstance();
impl->use( _colourCode );
}
} // end namespace Catch
#endif // TWOBLUECUBES_CATCH_CONSOLE_COLOUR_IMPL_HPP_INCLUDED
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