830911f6f9
git-svn-id: svn://localhost/ardour2/branches/3.0@6760 d708f5d6-7413-0410-9779-e7cbd77b26cf
52 lines
1.3 KiB
C++
52 lines
1.3 KiB
C++
#ifndef AUDIOGRAPHER_FLAG_DEBUGGABLE_H
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#define AUDIOGRAPHER_FLAG_DEBUGGABLE_H
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#include "debuggable.h"
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#include "debug_utils.h"
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#include "process_context.h"
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#include "types.h"
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#include <boost/format.hpp>
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namespace AudioGrapher
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{
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/// A debugging class for nodes that support a certain set of flags.
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template<DebugLevel L = DEFAULT_DEBUG_LEVEL>
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class FlagDebuggable : public Debuggable<L>
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{
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public:
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typedef FlagField::Flag Flag;
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protected:
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/// Adds a flag to the set of flags supported
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void add_supported_flag (Flag flag)
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{
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flags.set (flag);
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}
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/// Prints debug output if \a context contains flags that are not supported by this class
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template<typename SelfType, typename ContextType>
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void check_flags (SelfType & self, ProcessContext<ContextType> context)
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{
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if (!Debuggable<L>::debug_level (DebugFlags)) { return; }
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FlagField unsupported = flags.unsupported_flags_of (context.flags());
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for (FlagField::iterator it = unsupported.begin(); it != unsupported.end(); ++it) {
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Debuggable<L>::debug_stream() << boost::str (boost::format
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("%1% does not support flag %2%")
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% DebugUtils::demangled_name (self) % DebugUtils::process_context_flag_name (*it)
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) << std::endl;
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}
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}
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private:
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FlagField flags;
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};
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} // namespace
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#endif // AUDIOGRAPHER_FLAG_DEBUGGABLE_H
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