Exemplo n.º 1
0
  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;
  }
Exemplo n.º 2
0
  public AlgoTriangleCurve(
      Construction cons,
      String label,
      GeoPoint2 A,
      GeoPoint2 B,
      GeoPoint2 C,
      GeoImplicitPoly e,
      GeoNumeric a,
      GeoNumeric b,
      GeoNumeric c) {
    super(cons);
    this.A = A;
    this.B = B;
    this.C = C;
    this.n = e;

    AlgoDependentImplicitPoly d = (AlgoDependentImplicitPoly) n.getParentAlgorithm();
    ExpressionNode lhs = (ExpressionNode) d.getEquation().getLHS().deepCopy(kernel);
    ExpressionNode rhs = (ExpressionNode) d.getEquation().getRHS().deepCopy(kernel);
    ExpressionNode[] abcExp = new ExpressionNode[3];
    GeoDummyVariable x = new GeoDummyVariable(cons, "x");
    GeoDummyVariable y = new GeoDummyVariable(cons, "y");

    xcoef = new GeoNumeric[3];
    ycoef = new GeoNumeric[3];
    constant = new GeoNumeric[3];

    for (int i = 0; i < 3; i++) {
      xcoef[i] = new GeoNumeric(cons);
      ycoef[i] = new GeoNumeric(cons);
      constant[i] = new GeoNumeric(cons);

      abcExp[i] =
          new ExpressionNode(
              kernel,
              new ExpressionNode(
                  kernel,
                  new ExpressionNode(kernel, xcoef[i], Operation.MULTIPLY, x),
                  Operation.PLUS,
                  new ExpressionNode(kernel, ycoef[i], Operation.MULTIPLY, y)),
              Operation.PLUS,
              constant[i]);
    }

    eq = new Equation(kernel, lhs, rhs);
    eq.replace(a, abcExp[0]);
    eq.replace(b, abcExp[1]);
    eq.replace(c, abcExp[2]);

    eq.setForceImplicitPoly();
    eq.initEquation();
    boolean flag = cons.isSuppressLabelsActive();
    AbstractApplication.debug(flag);
    dd = new AlgoDependentImplicitPoly(cons, label, eq);
    cons.removeFromConstructionList(dd);
    poly = dd.getOutput()[0];

    setInputOutput();
    compute();
    cons.setSuppressLabelCreation(flag);
    poly.setLabel(label);
  }
Exemplo n.º 3
0
  private void createNewGeo() {

    boolean nullGeo = newGeo == null;

    if (!nullGeo) {
      if (objectType == TYPE_LISTOFPOINTS) {
        GeoList gl = (GeoList) newGeo;
        for (int i = 0; i < gl.size(); i++) gl.get(i).remove();
      }

      if (objectType == TYPE_POLYLINE) {
        GeoPoint[] pts = ((AlgoPolyLine) newGeo.getParentAlgorithm()).getPoints();
        for (int i = 0; i < pts.length; i++) pts[i].remove();
      }
      newGeo.remove();
    }

    int column1 = table.selectedCellRanges.get(0).getMinColumn();
    int column2 = table.selectedCellRanges.get(0).getMaxColumn();
    int row1 = table.selectedCellRanges.get(0).getMinRow();
    int row2 = table.selectedCellRanges.get(0).getMaxRow();

    boolean copyByValue = btnValue.isSelected();
    boolean scanByColumn = cbScanOrder.getSelectedIndex() == 1;
    boolean leftToRight = cbLeftRightOrder.getSelectedIndex() == 0;
    boolean transpose = ckTranspose.isSelected();
    boolean doCreateFreePoints = true;
    boolean doStoreUndo = true;
    boolean isSorted = false;

    try {
      switch (objectType) {
        case TYPE_LIST:
          newGeo = cp.createList(selectedCellRanges, scanByColumn, copyByValue);
          break;

        case TYPE_LISTOFPOINTS:
          newGeo =
              cp.createPointGeoList(
                  selectedCellRanges,
                  copyByValue,
                  leftToRight,
                  isSorted,
                  doStoreUndo,
                  doCreateFreePoints);
          newGeo.setLabel(null);
          for (int i = 0; i < ((GeoList) newGeo).size(); i++) {
            ((GeoList) newGeo).get(i).setAuxiliaryObject(true);
            ((GeoList) newGeo).get(i).setEuclidianVisible(false);
          }
          newGeo.updateRepaint();
          break;

        case TYPE_MATRIX:
          newGeo = cp.createMatrix(column1, column2, row1, row2, copyByValue, transpose);
          break;

        case TYPE_TABLETEXT:
          newGeo = cp.createTableText(column1, column2, row1, row2, copyByValue, transpose);
          break;

        case TYPE_POLYLINE:
          newGeo = cp.createPolyLine(selectedCellRanges, copyByValue, leftToRight);
          newGeo.setLabel(null);
          GeoPoint[] pts = ((AlgoPolyLine) newGeo.getParentAlgorithm()).getPoints();
          for (int i = 0; i < pts.length; i++) {
            pts[i].setAuxiliaryObject(true);
            pts[i].setEuclidianVisible(false);
          }
          newGeo.updateRepaint();
          break;
      }

      ImageIcon latexIcon = new ImageIcon();
      // String latexStr = newGeo.getLaTeXAlgebraDescription(true);

      String latexStr = newGeo.getFormulaString(StringTemplate.latexTemplate, true);

      // System.out.println(latexStr);

      Font latexFont =
          new Font(
              app.getPlainFont().getName(),
              app.getPlainFont().getStyle(),
              app.getPlainFont().getSize() - 1);

      if (latexStr != null && newGeo.isLaTeXDrawableGeo()) {
        app.getDrawEquation()
            .drawLatexImageIcon(app, latexIcon, latexStr, latexFont, false, Color.black, null);
        lblPreview.setText(" ");
      } else {
        lblPreview.setText(newGeo.getAlgebraDescriptionTextOrHTMLDefault());
      }
      lblPreview.setIcon(latexIcon);

      if (!nullGeo) {
        newGeo.setLabel(fldName.getText());
        newGeo.setAuxiliaryObject(true);
        newGeo.setEuclidianVisible(false);
      }

      updateGUI();

    } catch (Exception e) {
      e.printStackTrace();
    }
  }
Exemplo n.º 4
0
 /**
  * Set the label of the wrapped Geo
  *
  * @param label the new label
  */
 public static void setLabel(GeoElement geo, String label) {
   geo.setLabel(label);
 }