/**
* Sets a property based on the index. According to C.6.13.1 if the index is greater than the
* current number of nodes, expand the size by one and add the new value to the end.
*
* @param index The index of the property to set
* @param start The object who's property is being set
* @param value The value being requested
*/
public void put(int index, Scriptable start, Object value) {
if (readOnly && !scriptField) {
Context.reportError(READONLY_MSG);
return;
}
if (!(value instanceof SFVec2d)) {
Context.reportError(OBJECT_NOT_VEC_MSG);
return;
}
Scriptable node = (SFVec2d) value;
if (node.getParentScope() == null) node.setParentScope(this);
if (index >= valueList.size()) {
int toAdd = index - valueList.size();
valueList.ensureCapacity(index + 1);
// Add default values
for (int i = 0; i < toAdd; i++) {
valueList.add(new SFVec2d());
}
valueList.add(value);
sizeInt.setValue(valueList.size());
} else if (index >= 0) {
valueList.set(index, value);
}
dataChanged = true;
}
/** Get the value at the given index. */
public Object get(int index, Scriptable start) {
Object ret_val = NOT_FOUND;
if ((index >= 0) && (index < valueList.size())) {
ret_val = valueList.get(index);
// could be null because the source data was an array. If so,
// create the object and then put that into the arraylist.
if (ret_val == null) {
int idx = index * 2;
workArray[0] = doubleData[idx++];
workArray[1] = doubleData[idx];
SFVec2d n = new SFVec2d(workArray);
n.setParentScope(this);
valueList.set(index, n);
ret_val = n;
}
} else if (index >= 0) {
// Not in the array but the spec says we must expand to meet this
// new size and return a valid object
for (int i = valueList.size(); i <= index; i++) {
SFVec2d n = new SFVec2d();
n.setParentScope(this);
valueList.add(n);
}
sizeInt.setValue(valueList.size());
ret_val = (SFVec2d) valueList.get(index);
}
return ret_val;
}
/**
* Construct a field based on an array of SFVec2d objects.
*
* @param args the objects
*/
public MFVec2d(Object[] args) {
this();
int cnt = 0;
for (int i = 0; i < args.length; i++) {
if (args[i] == jsUndefined) continue;
if (!(args[i] instanceof SFVec2d)) throw new IllegalArgumentException("Non SFVec2d given");
cnt++;
valueList.add(args[i]);
}
sizeInt.setValue(cnt);
}
/** Construct a field based on a flattened array of data (sourced from a node). */
public MFVec2d(double[] values, int numValid) {
this();
int elements = numValid / 2;
if (numValid != 0) {
doubleData = new double[numValid];
System.arraycopy(values, 0, doubleData, 0, numValid);
// back fill the list with empty data.
valueList.ensureCapacity(elements);
for (int i = 0; i < elements; i++) valueList.add(null);
}
sizeInt.setValue(elements);
}
/**
* Update the node's raw data from the underlying model. If this wrapper has a local changed copy
* of the data that has not yet been committed to the underlying model, this request is ignored
* and the current data stays.
*
* @param values The list of values to update here
* @param numValid The number of valid values to use from the array
*/
public void updateRawData(double[] values, int numValid) {
if (dataChanged) return;
valueList.clear();
int elements = numValid / 2;
if (numValid != 0) {
doubleData = new double[numValid];
System.arraycopy(values, 0, doubleData, 0, numValid);
// back fill the list with empty data.
valueList.ensureCapacity(elements);
for (int i = 0; i < elements; i++) valueList.add(null);
}
sizeInt.setValue(elements);
}
