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Diffstat (limited to 'src/common/interface/PortType.hpp')
-rw-r--r-- | src/common/interface/PortType.hpp | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/src/common/interface/PortType.hpp b/src/common/interface/PortType.hpp new file mode 100644 index 00000000..77211b71 --- /dev/null +++ b/src/common/interface/PortType.hpp @@ -0,0 +1,97 @@ +/* This file is part of Ingen. + * Copyright (C) 2007-2009 Dave Robillard <http://drobilla.net> + * + * Ingen is free software; you can redistribute it and/or modify it under the + * terms of the GNU General Public License as published by the Free Software + * Foundation; either version 2 of the License, or (at your option) any later + * version. + * + * Ingen is distributed in the hope that it will be useful, but WITHOUT ANY + * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS + * FOR A PARTICULAR PURPOSE. See the GNU General Public License for details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef PORTTYPE_H +#define PORTTYPE_H + +#include <raul/URI.hpp> + +namespace Ingen { +namespace Shared { + + +/** The type of a port. + * + * This type refers to the type of the port itself (not necessarily the type + * of its contents). Ports with different types can contain the same type of + * data, but may e.g. have different access semantics. + */ +class PortType { +public: + + enum Symbol { + UNKNOWN = 0, + AUDIO = 1, + CONTROL = 2, + EVENTS = 3, + VALUE = 7, + }; + + PortType(const Raul::URI& uri) + : _symbol(UNKNOWN) + { + if (uri.str() == type_uri(AUDIO)) { + _symbol = AUDIO; + } else if (uri.str() == type_uri(CONTROL)) { + _symbol = CONTROL; + } else if (uri.str() == type_uri(EVENTS)) { + _symbol = EVENTS; + } else if (uri.str() == type_uri(VALUE)) { + _symbol = VALUE; + } + } + + PortType(Symbol symbol) + : _symbol(symbol) + {} + + inline const char* uri() const { return type_uri(_symbol); } + inline Symbol symbol() const { return _symbol; } + + inline bool operator==(const Symbol& symbol) const { return (_symbol == symbol); } + inline bool operator!=(const Symbol& symbol) const { return (_symbol != symbol); } + inline bool operator==(const PortType& type) const { return (_symbol == type._symbol); } + inline bool operator!=(const PortType& type) const { return (_symbol != type._symbol); } + + inline bool is_audio() { return _symbol == AUDIO; } + inline bool is_control() { return _symbol == CONTROL; } + inline bool is_events() { return _symbol == EVENTS; } + inline bool is_value() { return _symbol == VALUE; } + +private: + + static inline const char* type_uri(unsigned symbol_num) { + switch (symbol_num) { + case 1: return "lv2:AudioPort"; + case 2: return "lv2:ControlPort"; + case 3: return "lv2ev:EventPort"; + case 4: return "lv2ev:EventPort"; // MIDI (no longer used) + case 5: return "lv2ev:EventPort"; // OSC (no longer used) + case 6: return "sp:StringPort"; // String Port (no longer used) + case 7: return "obj:ValuePort"; + default: return ""; + } + } + + Symbol _symbol; +}; + + +} // namespace Shared +} // namespace Ingen + +#endif // PORTTYPE_H |