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MessageValue.cpp
57 lines (52 loc) · 1.79 KB
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MessageValue.cpp
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/*
* Copyright 2010,2011,2012 Reality Jockey, Ltd.
* info@rjdj.me
* http://rjdj.me/
*
* This file is part of ZenGarden.
*
* ZenGarden is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* ZenGarden 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with ZenGarden. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "MessageValue.h"
#include "PdGraph.h"
MessageObject *MessageValue::newObject(PdMessage *initMessage, PdGraph *graph) {
return new MessageValue(initMessage, graph);
}
MessageValue::MessageValue(PdMessage *initMessage, PdGraph *graph) : MessageObject(1, 1, graph) {
if (initMessage->isSymbol(0)) {
name = StaticUtils::copyString(initMessage->getSymbol(0));
} else {
name = NULL;
graph->printErr("Object \"value\" MUST be initialised with a name.");
}
}
MessageValue::~MessageValue() {
free(name);
}
void MessageValue::processMessage(int inletIndex, PdMessage *message) {
switch (message->getType(0)) {
case FLOAT: {
graph->setValueForName(name, message->getFloat(0));
break;
}
case BANG: {
PdMessage *outgoingMessage = PD_MESSAGE_ON_STACK(1);
outgoingMessage->initWithTimestampAndFloat(message->getTimestamp(), graph->getValueForName(name));
sendMessage(0, outgoingMessage);
break;
}
default: break;
}
}