public void update() {
Debug.message("CoordinateInterpolator2DNode::update");
float fraction = getFraction();
int index = -1;
int nKeys = getNKeys();
// Debug.message("fraction = " + fraction);
// Debug.message("nKeys = " + nKeys);
for (int n = 0; n < (nKeys - 1); n++) {
if (getKey(n) <= fraction && fraction <= getKey(n + 1)) {
index = n;
break;
}
}
Debug.message("index = " + index);
if (index == -1) return;
float scale = (fraction - getKey(index)) / (getKey(index + 1) - getKey(index));
int nKeyValues = getNKeyValues();
int nCoodPerKeys = nKeyValues / nKeys;
// Debug.message("scale = " + scale);
// Debug.message("nKeyValues = " + nKeyValues);
// Debug.message("nCoodPerKeys = " + nCoodPerKeys);
int beginCoodIdx = index * nCoodPerKeys;
int endCoordIdx = (index + 1) * nCoodPerKeys;
// Debug.message("scale = " + scale);
// Debug.message("nKeyValues = " + nKeyValues);
// Debug.message("nCoodPerKeys = " + nCoodPerKeys);
// Debug.message("beginCoodIdx = " + beginCoodIdx);
// Debug.message("endCoordIdx = " + endCoordIdx);
float vector1[] = new float[2];
float vector2[] = new float[2];
float vectorOut[][] = new float[nCoodPerKeys][2];
for (int i = 0; i < nCoodPerKeys; i++) {
getKeyValue(beginCoodIdx + i, vector1);
getKeyValue(endCoordIdx + i, vector2);
for (int n = 0; n < 2; n++) vectorOut[i][n] = vector1[n] + (vector2[n] - vector1[n]) * scale;
}
setValue(vectorOut);
sendEvent(getValueField());
// PrintWriter pw = new PrintWriter(System.out);
// getValueField().outputContext(pw, "");
// pw.flush();
}
public VRML97Proto createProto(VRML97ProtoTokenizer stream) throws IOException {
stream.nextToken();
String protoName = stream.sval;
Debug.message("PROTO");
Debug.message(" name = " + protoName);
VRML97Proto proto = new VRML97Proto(protoName);
if (addProtoParameters(proto.getParameterList(), stream) == false) return null;
int nest = 0;
stream.nextToken();
while (stream.ttype != StreamTokenizer.TT_EOF) {
if (stream.ttype == StreamTokenizer.TT_WORD) {
if (stream.sval.compareTo("{") == 0) {
nest++;
break;
}
}
stream.nextToken();
}
stream.nextToken();
while (stream.ttype != StreamTokenizer.TT_EOF && 0 < nest) {
switch (stream.ttype) {
case StreamTokenizer.TT_NUMBER:
double dvalue = stream.nval;
String valStr = number2String(dvalue);
proto.addToken(valStr);
break;
case StreamTokenizer.TT_WORD:
if (stream.sval.compareTo("{") == 0) nest++;
if (stream.sval.compareTo("}") == 0) nest--;
if (0 < nest) proto.addToken(stream.sval);
break;
case StreamTokenizer.TT_EOL:
proto.addToken("\n");
break;
}
stream.nextToken();
}
return proto;
}
/**
* Parse a list of marker names from a space separated list within a String.
*
* <p>
*
* @param markerList a string containing a space delimited list of marker names.
* @param delim the list of tokens to look for which separate the list elements.
* @return Vector of marker names.
*/
public static Vector parseMarkers(String markerList, String delim) {
Vector vector = null;
if (markerList == null) {
Debug.message("propertiesdetail", "PropUtils: marker list null!");
return new Vector(0);
}
if (Debug.debugging("propertiesdetail")) {
Debug.output("PropertyHandler: parsing marker list |" + markerList + "|");
}
// First, get rid of the quotation marks;
markerList = markerList.replace('\"', '\0');
// Next, tokenize the space delimited string
StringTokenizer tokens = new StringTokenizer(markerList, delim);
vector = new Vector(tokens.countTokens());
while (tokens.hasMoreTokens()) {
String name = tokens.nextToken().trim();
vector.addElement(name);
}
return vector;
}
public void replace(VRML97ProtoTokenizer stream, PrintWriter printStream) throws IOException {
int nToken = 0;
while (stream.nextToken() != StreamTokenizer.TT_EOF) {
switch (stream.ttype) {
case StreamTokenizer.TT_NUMBER:
{
double numValue = stream.nval;
printStream.print(number2String(numValue));
boolean isNextTokenFloatWorld = false;
stream.nextToken();
if (stream.ttype == StreamTokenizer.TT_WORD) {
String strToken = stream.sval;
if (strToken != null) {
if (strToken.startsWith("E") || strToken.startsWith("e")) {
if (isIntegerValue(numValue) == true) printStream.print(".0");
printStream.print(strToken);
isNextTokenFloatWorld = true;
}
}
}
if (isNextTokenFloatWorld == false) stream.pushBack();
printStream.print(" ");
nToken++;
}
break;
case StreamTokenizer.TT_WORD:
{
String strToken = stream.sval;
if (strToken.compareTo("PROTO") == 0) {
VRML97Proto proto = createProto(stream);
if (proto != null) {
addVRML97Proto(proto);
String protoString = proto.getString(null);
if (protoString != null) {
printStream.println(protoString);
}
}
} else if (strToken.compareTo("DEF") == 0) {
String nodeName = null;
stream.nextToken();
if (stream.ttype == StreamTokenizer.TT_WORD) nodeName = stream.sval;
if (nodeName != null && 0 < nodeName.length())
printStream.print("DEF " + nodeName + " ");
} else {
VRML97Proto proto = getVRML97Proto(strToken);
if (proto != null) {
String protoString = getVRML97ProtoString(proto, stream);
if (protoString != null) {
Debug.message(protoString);
printStream.println(protoString);
}
} else {
printStream.print(strToken + " ");
nToken++;
}
}
}
break;
case StreamTokenizer.TT_EOL:
if (0 < nToken) printStream.println("");
nToken = 0;
break;
}
}
if (printStream != null) {
printStream.flush();
printStream.close();
}
}
public String getVRML97ProtoString(VRML97Proto proto, VRML97ProtoTokenizer stream)
throws IOException {
VRML97ProtoParameterList paramList = new VRML97ProtoParameterList();
int indent = 0;
stream.nextToken();
while (stream.ttype != StreamTokenizer.TT_EOF) {
if (stream.ttype == StreamTokenizer.TT_WORD) {
if (stream.sval.compareTo("{") == 0) {
indent++;
break;
}
}
stream.nextToken();
}
if (stream.ttype == StreamTokenizer.TT_EOF) return null;
stream.nextToken();
while (stream.ttype != StreamTokenizer.TT_EOF) {
switch (stream.ttype) {
case StreamTokenizer.TT_WORD:
{
String strToken = stream.sval;
if (strToken.compareTo("{") == 0) indent++;
else if (strToken.compareTo("}") == 0) {
indent--;
if (indent == 0) return proto.getString(paramList);
} else {
String name = strToken;
VRML97ProtoParameter protoParam = proto.getParameter(name);
if (protoParam != null) {
String fieldTypeName = protoParam.getType();
String value = getParameterValue(fieldTypeName, stream);
if (hasProto(proto, value) == true) {
Debug.message("==== value ==== ");
Debug.message(value);
StringWriter strWriter = new StringWriter();
PrintWriter printWriter = new PrintWriter(strWriter);
StringReader strReader = new StringReader(value);
VRML97ProtoTokenizer valueStream = new VRML97ProtoTokenizer(strReader);
try {
replace(valueStream, printWriter);
strWriter.flush();
strWriter.close();
} catch (IOException e) {
}
value = strWriter.toString();
Debug.message("==== New value ==== ");
Debug.message(value);
}
paramList.addParameter(fieldTypeName, name, value);
}
}
}
break;
case StreamTokenizer.TT_EOL:
{
}
break;
}
stream.nextToken();
}
return null;
}