a473d630eb
git-svn-id: svn://localhost/ardour2/branches/3.0@9654 d708f5d6-7413-0410-9779-e7cbd77b26cf
119 lines
3.1 KiB
C++
119 lines
3.1 KiB
C++
/*
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Copyright (C) 2008-2010 Paul Davis
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Author: David Robillard
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <cassert>
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#include <iostream>
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#include <stdint.h>
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#include <string.h>
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#include <glib.h>
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#include "pbd/error.h"
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#include "ardour/uri_map.h"
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using namespace std;
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namespace ARDOUR {
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URIMap::URIMap()
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{
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uri_map_feature_data.uri_to_id = &URIMap::uri_map_uri_to_id;
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uri_map_feature_data.callback_data = this;
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uri_map_feature.URI = LV2_URI_MAP_URI;
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uri_map_feature.data = &uri_map_feature_data;
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uri_unmap_feature_data.id_to_uri = &URIMap::uri_unmap_id_to_uri;
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uri_unmap_feature_data.callback_data = this;
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uri_unmap_feature.URI = LV2_URI_UNMAP_URI;
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uri_unmap_feature.data = &uri_unmap_feature_data;
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}
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uint32_t
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URIMap::uri_to_id(const char* map,
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const char* uri)
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{
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const uint32_t id = static_cast<uint32_t>(g_quark_from_string(uri));
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if (map && !strcmp(map, "http://lv2plug.in/ns/ext/event")) {
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GlobalToEvent::iterator i = _global_to_event.find(id);
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if (i != _global_to_event.end()) {
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return i->second;
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} else {
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if (_global_to_event.size() + 1 > UINT16_MAX) {
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PBD::error << "Event URI " << uri << " ID out of range." << endl;
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return 0;
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}
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const uint16_t ev_id = _global_to_event.size() + 1;
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assert(_event_to_global.find(ev_id) == _event_to_global.end());
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_global_to_event.insert(make_pair(id, ev_id));
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_event_to_global.insert(make_pair(ev_id, id));
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return ev_id;
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}
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} else {
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return id;
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}
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}
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const char*
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URIMap::id_to_uri(const char* map,
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const uint32_t id)
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{
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if (map && !strcmp(map, "http://lv2plug.in/ns/ext/event")) {
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EventToGlobal::iterator i = _event_to_global.find(id);
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if (i == _event_to_global.end()) {
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PBD::error << "Failed to unmap event URI " << id << endl;
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return NULL;
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}
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return g_quark_to_string(i->second);
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} else {
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return g_quark_to_string(id);
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}
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}
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uint32_t
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URIMap::uri_map_uri_to_id(LV2_URI_Map_Callback_Data callback_data,
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const char* map,
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const char* uri)
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{
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URIMap* me = (URIMap*)callback_data;
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return me->uri_to_id(map, uri);
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}
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const char*
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URIMap::uri_unmap_id_to_uri(LV2_URI_Map_Callback_Data callback_data,
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const char* map,
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uint32_t id)
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{
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URIMap* me = (URIMap*)callback_data;
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return me->id_to_uri(map, id);
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}
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} // namespace ARDOUR
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