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#ifndef SLANG_CORE_STD_WRITERS_H
#define SLANG_CORE_STD_WRITERS_H
#include "slang-com-ptr.h"
#include "slang-writer.h"
namespace Slang
{
enum class DebugMessageType
{
Info,
Warning,
Error
};
enum class DebugMessageSource
{
Layer,
Driver,
Slang
};
class IDebugCallback
{
public:
virtual SLANG_NO_THROW void SLANG_MCALL
handleMessage(DebugMessageType type, DebugMessageSource source, const char* message) = 0;
};
/* Holds standard writers for the channels */
class StdWriters : public RefObject
{
public:
ISlangWriter* getWriter(SlangWriterChannel chan) const { return m_writers[chan]; }
void setWriter(SlangWriterChannel chan, ISlangWriter* writer) { m_writers[chan] = writer; }
IDebugCallback* getDebugCallback() const { return m_debugCallback; }
void setDebugCallback(IDebugCallback* callback) { m_debugCallback = callback; }
/// Flush all the set writers
void flushWriters();
/// Ctor
StdWriters() {}
/// Initialize a default context
static RefPtr<StdWriters> createDefault();
static RefPtr<StdWriters> initDefaultSingleton();
static StdWriters* getSingleton() { return s_singleton; }
static void setSingleton(StdWriters* context) { s_singleton = context; }
static WriterHelper getError()
{
return getSingleton()->getWriter(SLANG_WRITER_CHANNEL_STD_ERROR);
}
static WriterHelper getOut()
{
return getSingleton()->getWriter(SLANG_WRITER_CHANNEL_STD_OUTPUT);
}
static WriterHelper getDiagnostic()
{
return getSingleton()->getWriter(SLANG_WRITER_CHANNEL_DIAGNOSTIC);
}
protected:
ComPtr<ISlangWriter> m_writers[SLANG_WRITER_CHANNEL_COUNT_OF];
IDebugCallback* m_debugCallback = nullptr;
static StdWriters* s_singleton;
};
// --------------------------------------------------------------------------
inline void StdWriters::flushWriters()
{
for (Index i = 0; i < Count(SLANG_WRITER_CHANNEL_COUNT_OF); ++i)
{
auto writer = m_writers[i];
if (writer)
{
writer->flush();
}
}
}
} // namespace Slang
#endif
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