X-Git-Url: https://scm.cri.ensmp.fr/git/Faustine.git/blobdiff_plain/c7f552fd8888da2f0d8cfb228fe0f28d3df3a12c..b4b6f2ea75b9f0f3ca918f5b84016610bf7a4d4f:/interpretor/preprocessor/faust-0.9.47mr3/architecture/osclib/faust/src/nodes/FaustFactory.cpp

diff --git a/interpretor/preprocessor/faust-0.9.47mr3/architecture/osclib/faust/src/nodes/FaustFactory.cpp b/interpretor/preprocessor/faust-0.9.47mr3/architecture/osclib/faust/src/nodes/FaustFactory.cpp
new file mode 100644
index 0000000..ffab29a
--- /dev/null
+++ b/interpretor/preprocessor/faust-0.9.47mr3/architecture/osclib/faust/src/nodes/FaustFactory.cpp
@@ -0,0 +1,147 @@
+/*
+
+  Copyright (C) 2011 Grame
+
+  This library 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 2.1 of the License, or (at your option) any later version.
+
+  This library 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 this library; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+
+  Grame Research Laboratory, 9 rue du Garet, 69001 Lyon - France
+  research@grame.fr
+
+*/
+
+#include <iostream>
+#include <sstream>
+
+#include "FaustFactory.h"
+#include "FaustNode.h"
+#include "RootNode.h"
+#include "MessageDriven.h"
+#include "OSCAddress.h"
+
+using namespace std;
+
+namespace oscfaust
+{
+
+
+/**
+ * Add a node to the OSC UI tree in the current group at the top of the stack 
+ */
+void FaustFactory::addnode (const char* label, float* zone, float init, float min, float max)
+{
+	SMessageDriven top = fNodes.size() ? fNodes.top() : fRoot;
+	if (top) {
+		string prefix = top->getOSCAddress();
+		top->add( FaustNode::create (label, zone, init, min, max, prefix.c_str()) );
+	}
+}
+
+/**
+ * Add a node to the OSC UI tree using its fullpath directly from the root and bypassing the current group.
+ * The argument fullpath = "/foo/fii/faa [imin [imax]]" can contain optional imin and imax values
+ */
+void FaustFactory::addfullpathnode (const string& fullpath, float* zone, float imin, float imax, float init, float min, float max)
+{
+	istringstream 	ss(fullpath);
+	string 			realpath; 
+	string			remainingpath;
+	
+	// Extract realpath and optional imin and imax fields. Note that if no values for imin and imax 
+	// are specified in the fullpath string, the values passed as parameters will be used.
+	ss >> realpath >> imin >> imax;
+	// Note that realpath is prefixed before being added in the tree : /root/alias/realpath
+	SMessageDriven node = followPath(fRoot, string("/alias") + realpath, remainingpath);
+	createNodeChain(node, remainingpath, zone, imin, imax, init, min, max);
+}
+
+
+/**
+ * Follows fullpath as much as possible. Return the deepest node reached and
+ * the remaining path.  We have path(node)++remainingpath = fullpath
+ */
+SMessageDriven FaustFactory::followPath(SMessageDriven node, const string& fullpath, string& remainingpath)
+{
+	if (fullpath.size()>0) {
+		string label = OSCAddress::addressFirst (fullpath);
+		for (int i = 0; i < node->size(); i++) {
+			if (node->subnode(i)->name() == label) {
+				return followPath(node->subnode(i), OSCAddress::addressTail(fullpath), remainingpath);
+			}
+		}
+	}
+	remainingpath = fullpath;
+	return node;
+}
+
+
+/**
+ * Creates a chain of nodes starting at node and following pathtoleaf
+ */
+void FaustFactory::createNodeChain(SMessageDriven node, const string& pathtoleaf, float* zone, float imin, float imax, float init, float min, float max)
+{
+	if (pathtoleaf.size() > 0) {
+		string label 	= OSCAddress::addressFirst (pathtoleaf);
+		string tail 	= OSCAddress::addressTail (pathtoleaf);
+		if (tail.size() == 0) {
+			string prefix = node->getOSCAddress();
+			node->add( FaustNode::create (label.c_str(), zone, imin, imax, init, min, max, prefix.c_str()) );
+		} else {
+			SMessageDriven group = MessageDriven::create (label.c_str(), node->getOSCAddress().c_str());
+			node->add(group);
+			createNodeChain(group, tail, zone, imin, imax, init, min, max);
+		}
+	} else {
+		cerr << "osc address too short" << endl;
+	}
+}
+
+
+/**
+ * Open a group in the current group and place it on the top of the stack. 
+ * Takes into account that due to alias, a group can been previously created.  
+ */
+void FaustFactory::opengroup (const char* label)
+{
+	if (fNodes.size() == 0) {	
+		// the stack is empty: creates a root node 
+		// and gives the root node a possible OSCIO controler
+		fRoot = RootNode::create (label, fIO);	
+		fNodes.push (fRoot);					
+		
+	} else {
+		// only create a group if not previously created
+		SMessageDriven node = fNodes.top();
+		int i=0; while ( (i < node->size()) && (node->subnode(i)->name() != label) ) i++;
+		
+		if (i < node->size()) {
+			// found, make it top of stack
+			fNodes.push(node->subnode(i));
+		} else {
+			// not found, create a new group and make it top of stack
+			SMessageDriven group = MessageDriven::create (label, node->getOSCAddress().c_str());
+			node->add( group );
+			fNodes.push (group);
+		}
+
+	}
+}
+
+//--------------------------------------------------------------------------
+void FaustFactory::closegroup ()
+{
+	fNodes.pop ();
+}
+
+} // end namespoace