public void actionPerformed(ActionEvent e) {
String cmd = e.getActionCommand();
if (cmd.equals("del")) {
try {
UnionSet set = (UnionSet) ref.getData();
SampledSet[] sets = set.getSets();
SampledSet[] new_sets = new SampledSet[sets.length - 1];
System.arraycopy(sets, 0, new_sets, 0, sets.length - 1);
ref.setData(new UnionSet(set.getType(), new_sets));
} catch (VisADException ex) {
} catch (RemoteException ex) {
}
} else if (cmd.equals("fill")) {
UnionSet set = null;
try {
set = (UnionSet) ref.getData();
System.out.println("area = " + DelaunayCustom.computeArea(set));
} catch (VisADException ex) {
System.out.println(ex.getMessage());
}
try {
// Irregular2DSet new_set = DelaunayCustom.fill(set);
Irregular2DSet new_set = DelaunayCustom.fillCheck(set, false);
if (new_ref == null) {
new_ref = new DataReferenceImpl("fill");
ConstantMap[] cmaps =
new ConstantMap[] {
new ConstantMap(1.0, Display.Blue),
new ConstantMap(1.0, Display.Red),
new ConstantMap(0.0, Display.Green)
};
DataRenderer renderer =
(display instanceof DisplayImplJ3D)
? (DataRenderer) new DefaultRendererJ3D()
: (DataRenderer) new DefaultRendererJ2D();
renderer.suppressExceptions(true);
display.addReferences(renderer, new_ref, cmaps);
}
new_ref.setData(new_set);
} catch (VisADException ex) {
System.out.println(ex.getMessage());
} catch (RemoteException ex) {
System.out.println(ex.getMessage());
}
} else if (cmd.equals("lines")) {
try {
lines = !lines;
GraphicsModeControl mode = display.getGraphicsModeControl();
if (lines) {
mode.setPolygonMode(DisplayImplJ3D.POLYGON_LINE);
} else {
mode.setPolygonMode(DisplayImplJ3D.POLYGON_FILL);
}
} catch (VisADException ex) {
System.out.println(ex.getMessage());
} catch (RemoteException ex) {
System.out.println(ex.getMessage());
}
}
}
public String longString(String pre) {
FlatField fld = getAdaptedFlatField();
if (fld == null) {
return pre + "Cannot get cached FlatField";
}
try {
return fld.longString(pre);
} catch (VisADException e) {
return pre + e.getMessage();
}
}
// initialize above MathTypes
static {
try {
image_type = MathType.stringToType("((ImageElement, ImageLine) -> ImageValue)");
image_sequence_type = new FunctionType(RealType.Time, image_type);
image_type2 = MathType.stringToType("((ImageElement, ImageLine) -> (ImageValue))");
image_sequence_type2 = new FunctionType(RealType.Time, image_type2);
image_type3 = MathType.stringToType("((ImageElement, ImageLine) -> (Red, Green, Blue))");
image_sequence_type3 = new FunctionType(RealType.Time, image_type3);
} catch (VisADException e) {
throw new VisADError(e.getMessage());
}
}
private FlatField getAdaptedFlatField() {
// if owner array is null,
// assume this object got serialized & unserialized
if (adaptedFlatFieldOwner == null) {
return null;
}
synchronized (adaptedFlatFields) {
for (int ii = 0; ii < MAX_FILE_FLAT_FIELDS; ii++) {
if (this == adaptedFlatFieldOwner[ii]) {
// mark time of most recent access
adaptedFlatFieldTimes[ii] = System.currentTimeMillis();
return adaptedFlatFields[ii];
}
}
// this FileFlatField does not own a cache entry, so invoke
// CahceStrategy.allocate to allocate one, possibly by taking
// one, possibly by taking one from another FileFlatField;
// this will be an area for lots of thought and experimentation;
adaptedFlatFieldIndex =
cacheStrategy.allocate(
adaptedFlatFields, adaptedFlatFieldDirty,
adaptedFlatFieldSizes, adaptedFlatFieldTimes);
// flush cache entry, if dirty
if (adaptedFlatFieldDirty[adaptedFlatFieldIndex]) {
try {
adaptedFlatFieldOwner[adaptedFlatFieldIndex].flushCache();
} catch (VisADException e) {
System.out.println(e.getMessage());
}
}
// create a new entry in adaptedFlatFields at adaptedFlatFieldIndex
// and read data values from fileAccessor at fileLocation
try {
adaptedFlatFields[adaptedFlatFieldIndex] = fileAccessor.getFlatField();
} catch (VisADException e1) {
System.out.println(e1.getMessage());
} catch (RemoteException e2) {
System.out.println(e2.getMessage());
}
// mark cache entry as belonging to this FileFlatField
adaptedFlatFieldOwner[adaptedFlatFieldIndex] = this;
// get size of adapted FlatField
// (by calling a method that currently does not exist)
/*adaptedFlatFields[adaptedFlatFieldIndex].getSize(); */
adaptedFlatFieldTimes[adaptedFlatFieldIndex] = System.currentTimeMillis();
return adaptedFlatFields[adaptedFlatFieldIndex];
}
}