/**
* Returns array of GeoElements that depend on given GeoElement geo
*
* @param geo
* @return
*/
public static GeoElement[] getDependentObjects(GeoElement geo) {
if (geo.isIndependent()) {
return new GeoElement[0];
}
TreeSet<GeoElement> geoTree = geo.getAllPredecessors();
return geoTree.toArray(new GeoElement[0]);
}
public JPanel update(Object[] geos) {
this.geos = geos;
if (!checkGeos(geos)) return null;
tfAnimStep.removeActionListener(this);
// check if properties have same values
GeoElement temp, geo0 = (GeoElement) geos[0];
boolean equalStep = true;
boolean onlyAngles = true;
for (int i = 0; i < geos.length; i++) {
temp = (GeoElement) geos[i];
// same object visible value
if (!Kernel.isEqual(geo0.getAnimationStep(), temp.getAnimationStep())) equalStep = false;
if (!(temp.isGeoAngle())) onlyAngles = false;
}
// set trace visible checkbox
// int oldDigits = kernel.getMaximumFractionDigits();
// kernel.setMaximumFractionDigits(PropertiesDialog.TEXT_FIELD_FRACTION_DIGITS);
StringTemplate highPrecision =
StringTemplate.printDecimals(
StringType.GEOGEBRA, PropertiesDialog.TEXT_FIELD_FRACTION_DIGITS, false);
if (equalStep) {
GeoElement stepGeo = geo0.getAnimationStepObject();
if (onlyAngles && (stepGeo == null || (!stepGeo.isLabelSet() && stepGeo.isIndependent())))
tfAnimStep.setText(kernel.formatAngle(geo0.getAnimationStep(), highPrecision).toString());
else tfAnimStep.setText(stepGeo.getLabel(highPrecision));
} else tfAnimStep.setText("");
tfAnimStep.addActionListener(this);
return this;
}
private boolean checkGeos(Object[] geos) {
boolean geosOK = true;
for (int i = 0; i < geos.length; i++) {
GeoElement geo = (GeoElement) geos[i];
if (!geo.isChangeable()
|| geo.isGeoText()
|| geo.isGeoImage()
|| geo.isGeoList()
|| geo.isGeoBoolean()
|| geo.isGeoButton()
|| (!partOfSliderPanel && geo.isGeoNumeric() && geo.isIndependent()) // slider
) {
geosOK = false;
break;
}
}
return geosOK;
}
// for AlgoElement
@Override
protected void setInputOutput() {
// it is inefficient to have Q and P as input
// let's take all independent parents of Q
// and the path as input
TreeSet<GeoElement> inSet = new TreeSet<GeoElement>();
inSet.add((GeoElement) path.toGeoElement());
// we need all independent parents of Q PLUS
// all parents of Q that are points on a path
Iterator<GeoElement> it = Qin.iterator();
while (it.hasNext()) {
GeoElement geo = it.next();
if (geo.isIndependent() || geo.isPointOnPath()) {
inSet.add(geo);
}
}
// remove P from input set!
inSet.remove(movingPoint);
efficientInput = new GeoElement[inSet.size()];
it = inSet.iterator();
int i = 0;
while (it.hasNext()) {
efficientInput[i] = (GeoElement) it.next();
i++;
}
// the standardInput array should be used for
// the dependency graph
standardInput = new GeoElement[2];
standardInput[0] = locusPoint;
standardInput[1] = movingPoint;
setOutputLength(1);
setOutput(0, locus);
// handle dependencies
setEfficientDependencies(standardInput, efficientInput);
}
public static GeoElement doCopyNoStoringUndoInfo0(
Kernel kernel, App app, GeoElement value, GeoElement oldValue, int dx, int dy)
throws Exception {
if (value == null) {
if (oldValue != null) {
MatchResult matcher =
GeoElementSpreadsheet.spreadsheetPatternPart.exec(
oldValue.getLabel(StringTemplate.defaultTemplate));
int column = GeoElementSpreadsheet.getSpreadsheetColumn(matcher);
int row = GeoElementSpreadsheet.getSpreadsheetRow(matcher);
prepareAddingValueToTableNoStoringUndoInfo(kernel, app, null, oldValue, column, row);
}
return null;
}
String text = null;
// make sure a/0.001 doesn't become a/0
StringTemplate highPrecision = StringTemplate.maxPrecision;
if (value.isPointOnPath() || value.isPointInRegion()) {
text = value.getCommandDescription(highPrecision);
} else if (value.isChangeable()) {
text = value.toValueString(highPrecision);
} else {
text = value.getCommandDescription(highPrecision);
}
// handle GeoText source value
if (value.isGeoText() && !((GeoText) value).isTextCommand()) {
// enclose text in quotes if we are copying an independent GeoText,
// e.g. "2+3"
if (value.isIndependent()) {
text = "\"" + text + "\"";
} else {
// check if 'text' parses to a GeoText
GeoText testGeoText = kernel.getAlgebraProcessor().evaluateToText(text, false, false);
// if it doesn't then force it to by adding +"" on the end
if (testGeoText == null) {
text = text + "+\"\"";
}
}
}
// for E1 = Polynomial[D1] we need value.getCommandDescription();
// even though it's a GeoFunction
if (value.isGeoFunction() && text.equals("")) {
// we need the definition without A1(x)= on the front
text = ((GeoFunction) value).toSymbolicString(highPrecision);
}
boolean freeImage = false;
if (value.isGeoImage()) {
GeoImage image = (GeoImage) value;
if (image.getParentAlgorithm() == null) {
freeImage = true;
}
}
// Application.debug("before:"+text);
text = updateCellReferences(value, text, dx, dy);
// Application.debug("after:"+text);
// condition to show object
GeoBoolean bool = value.getShowObjectCondition();
String boolText = null, oldBoolText = null;
if (bool != null) {
if (bool.isChangeable()) {
oldBoolText = bool.toValueString(highPrecision);
} else {
oldBoolText = bool.getCommandDescription(highPrecision);
}
}
if (oldBoolText != null) {
boolText = updateCellReferences(bool, oldBoolText, dx, dy);
}
String startPoints[] = null;
if (value instanceof Locateable) {
Locateable loc = (Locateable) value;
GeoPointND[] pts = loc.getStartPoints();
startPoints = new String[pts.length];
for (int i = 0; i < pts.length; i++) {
startPoints[i] = ((GeoElement) pts[i]).getLabel(highPrecision);
startPoints[i] = updateCellReferences((GeoElement) pts[i], startPoints[i], dx, dy);
}
}
// dynamic color function
GeoList dynamicColorList = value.getColorFunction();
String colorText = null, oldColorText = null;
if (dynamicColorList != null) {
if (dynamicColorList.isChangeable()) {
oldColorText = dynamicColorList.toValueString(highPrecision);
} else {
oldColorText = dynamicColorList.getCommandDescription(highPrecision);
}
}
if (oldColorText != null) {
colorText = updateCellReferences(dynamicColorList, oldColorText, dx, dy);
}
// allow pasting blank strings
if (text.equals("")) {
text = "\"\"";
}
// make sure that non-GeoText elements are copied when the
// equalsRequired option is set
if (!value.isGeoText() && app.getSettings().getSpreadsheet().equalsRequired()) {
text = "=" + text;
}
// Application.debug("add text = " + text + ", name = " + (char)('A' +
// column + dx) + (row + dy + 1));
// create the new cell geo
MatchResult matcher =
GeoElementSpreadsheet.spreadsheetPatternPart.exec(
value.getLabel(StringTemplate.defaultTemplate));
int column0 = GeoElementSpreadsheet.getSpreadsheetColumn(matcher);
int row0 = GeoElementSpreadsheet.getSpreadsheetRow(matcher);
GeoElement value2;
if (freeImage || value.isGeoButton()) {
value2 = value.copy();
if (oldValue != null) {
oldValue.remove();
}
// value2.setLabel(table.getModel().getColumnName(column0 + dx)
// + (row0 + dy + 1));
value2.setLabel(GeoElementSpreadsheet.getSpreadsheetCellName(column0 + dx, row0 + dy + 1));
value2.updateRepaint();
} else {
value2 =
prepareAddingValueToTableNoStoringUndoInfo(
kernel, app, text, oldValue, column0 + dx, row0 + dy);
}
value2.setAllVisualProperties(value, false);
value2.setAuxiliaryObject(true);
// attempt to set updated condition to show object (if it's changed)
if ((boolText != null)) {
// removed as doesn't work for eg "random()<0.5" #388
// && !boolText.equals(oldBoolText)) {
try {
// Application.debug("new condition to show object: "+boolText);
GeoBoolean newConditionToShowObject =
kernel.getAlgebraProcessor().evaluateToBoolean(boolText);
value2.setShowObjectCondition(newConditionToShowObject);
value2.update(); // needed to hide/show object as appropriate
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
// attempt to set updated dynamic color function (if it's changed)
if ((colorText != null)) {
// removed as doesn't work for eg "random()" #388
// && !colorText.equals(oldColorText)) {
try {
// Application.debug("new color function: "+colorText);
GeoList newColorFunction = kernel.getAlgebraProcessor().evaluateToList(colorText);
value2.setColorFunction(newColorFunction);
// value2.update();
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
if (startPoints != null) {
for (int i = 0; i < startPoints.length; i++) {
((Locateable) value2)
.setStartPoint(
kernel.getAlgebraProcessor().evaluateToPoint(startPoints[i], false, true), i);
}
value2.update();
}
// Application.debug((row + dy) + "," + column);
// Application.debug("isGeoFunction()=" + value2.isGeoFunction());
// Application.debug("row0 ="+row0+" dy="+dy+" column0= "+column0+" dx="+dx);
return value2;
}
/**
* tells whether a GeoElement is dependent on others or not
*
* @param geo the GeoElement
* @return true if the GeoElement is free (does not depend on others)
*/
public static boolean isFree(GeoElement geo) {
return geo.isIndependent();
}
public void mouseClicked(AbstractEvent e) {
// right click is consumed in mousePressed, but in GeoGebra 3D,
// where heavyweight popup menus are enabled this doesn't work
// so make sure that this is no right click as well (ticket #302)
if (
/*e.isConsumed() FIXME||*/ e.isRightClick()) {
return;
}
// get GeoElement at mouse location
Object tp = view.getPathForLocation(e.getX(), e.getY());
GeoElement geo = view.getGeoElementForPath(tp);
// check if we clicked on the 16x16 show/hide icon
if (geo != null) {
GRectangle rect = (GRectangle) view.getPathBounds(tp);
boolean iconClicked =
rect != null && e.getX() - rect.getX() < 16; // distance from left border
if (iconClicked) {
// icon clicked: toggle show/hide
geo.setEuclidianVisible(!geo.isSetEuclidianVisible());
geo.updateVisualStyle();
app.storeUndoInfo();
kernel.notifyRepaint();
return;
}
}
// check double click
int clicks = e.getClickCount();
// EuclidianView ev = app.getEuclidianView();
EuclidianViewInterfaceCommon ev = app.getActiveEuclidianView();
if (clicks == 2) {
app.clearSelectedGeos();
ev.resetMode();
if (geo != null && !e.isControlDown()) {
view.startEditing(geo, e.isShiftDown());
}
return;
}
int mode = ev.getMode();
if (!skipSelection
&& (mode == EuclidianConstants.MODE_MOVE
|| mode == EuclidianConstants.MODE_RECORD_TO_SPREADSHEET)) {
// update selection
if (geo == null) {
app.clearSelectedGeos();
} else {
// handle selecting geo
if (e.isControlDown()) {
app.toggleSelectedGeo(geo);
if (app.getSelectedGeos().contains(geo)) lastSelectedGeo = geo;
} else if (e.isShiftDown() && lastSelectedGeo != null) {
boolean nowSelecting = true;
boolean selecting = false;
boolean aux = geo.isAuxiliaryObject();
boolean ind = geo.isIndependent();
boolean aux2 = lastSelectedGeo.isAuxiliaryObject();
boolean ind2 = lastSelectedGeo.isIndependent();
if ((aux == aux2 && aux) || (aux == aux2 && ind == ind2)) {
Iterator<GeoElement> it = kernel.getConstruction().getGeoSetLabelOrder().iterator();
boolean direction =
geo.getLabel(StringTemplate.defaultTemplate)
.compareTo(lastSelectedGeo.getLabel(StringTemplate.defaultTemplate))
< 0;
while (it.hasNext()) {
GeoElement geo2 = it.next();
if ((geo2.isAuxiliaryObject() == aux && aux)
|| (geo2.isAuxiliaryObject() == aux && geo2.isIndependent() == ind)) {
if (direction && geo2.equals(lastSelectedGeo)) selecting = !selecting;
if (!direction && geo2.equals(geo)) selecting = !selecting;
if (selecting) {
app.toggleSelectedGeo(geo2);
nowSelecting = app.getSelectedGeos().contains(geo2);
}
if (!direction && geo2.equals(lastSelectedGeo)) selecting = !selecting;
if (direction && geo2.equals(geo)) selecting = !selecting;
}
}
}
if (nowSelecting) {
app.addSelectedGeo(geo);
lastSelectedGeo = geo;
} else {
app.removeSelectedGeo(lastSelectedGeo);
lastSelectedGeo = null;
}
} else {
app.clearSelectedGeos(false); // repaint will be done next step
app.addSelectedGeo(geo);
lastSelectedGeo = geo;
}
}
} else if (mode != EuclidianConstants.MODE_SELECTION_LISTENER) {
// let euclidianView know about the click
AbstractEvent event = e;
ev.clickedGeo(geo, event);
event.release();
} else
// tell selection listener about click
app.geoElementSelected(geo, false);
// Alt click: copy definition to input field
if (geo != null && e.isAltDown() && app.showAlgebraInput()) {
// F3 key: copy definition to input bar
app.getGlobalKeyDispatcher().handleFunctionKeyForAlgebraInput(3, geo);
}
ev.mouseMovedOver(null);
}