예제 #1
0
  private void addNewGeoToConstruction() {

    if (objectType == TYPE_LISTOFPOINTS || objectType == TYPE_POLYLINE) {
      app.getKernel().getConstruction().addToConstructionList(newGeo.getParentAlgorithm(), true);
    }

    newGeo.setEuclidianVisible(true);
    if (!newGeo.isGeoText()) newGeo.setAuxiliaryObject(false);

    if (objectType == TYPE_LISTOFPOINTS) {
      GeoList gl = (GeoList) newGeo;
      for (int i = 0; i < gl.size(); i++) {
        gl.get(i).setEuclidianVisible(true);
        gl.get(i).setAuxiliaryObject(false);
      }
    }

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

    newGeo.update();
    app.storeUndoInfo();
  }
예제 #2
0
 @Override
 public void compute() {
   if (!factorList.isDefined() || !Kernel.isInteger(number.getDouble())) {
     result.setUndefined();
     return;
   }
   long res = 1;
   for (int i = 0; i < factorList.size(); i++) {
     GeoList pair = (GeoList) factorList.get(i);
     double exp = ((NumberValue) pair.get(1)).getDouble();
     if (sum) {
       double prime = ((NumberValue) pair.get(0)).getDouble();
       App.debug(prime);
       res = res * Math.round((Math.pow(prime, exp + 1) - 1) / (prime - 1.0));
     } else {
       res = res * Math.round(exp + 1);
     }
   }
   result.setValue(res);
 }
예제 #3
0
  @Override
  public final void compute() {

    size = inputList.size();
    if (!inputList.isDefined() || !function.toGeoElement().isDefined()) {
      r2.setUndefined();
      return;
    }

    GeoFunction funGeo = function.getGeoFunction();

    // Calculate errorsum and ssy:
    double sumyy = 0.0d;
    double sumy = 0.0d;
    double syy = 0.0d;
    double errorsum = 0.0d;
    GeoElement geo = null;
    GeoPoint point = null;
    double x, y, v;

    for (int i = 0; i < size; i++) {
      geo = inputList.get(i);
      if (geo.isGeoPoint()) {
        point = (GeoPoint) geo;
        x = point.getX();
        y = point.getY();
        v = funGeo.evaluate(x);
        errorsum += (v - y) * (v - y);
        sumy += y;
        sumyy += y * y;
      } else {
        r2.setUndefined();
        return;
      } // if calculation is possible
    } // for all points

    syy = sumyy - sumy * sumy / size;

    // calculate RSquare
    r2.setValue(1 - errorsum / syy);
  } // compute()
예제 #4
0
파일: CmdZip.java 프로젝트: Serabe/geogebra
  /**
   * Resolves arguments, creates local variables and fills the vars and overlists
   *
   * @param c
   * @return list of arguments
   */
  protected final GeoElement[] resArgsForZip(Command c) {
    // check if there is a local variable in arguments
    int numArgs = c.getArgumentNumber();
    vars = new GeoElement[numArgs / 2];
    over = new GeoList[numArgs / 2];
    Construction cmdCons = (Construction) c.getKernel().getConstruction();

    for (int varPos = 1; varPos < numArgs; varPos += 2) {
      String localVarName = c.getVariableName(varPos);
      if (localVarName == null) {
        throw argErr(app, c.getName(), c.getArgument(varPos));
      }

      // add local variable name to construction

      GeoElement num = null;

      // initialize first value of local numeric variable from initPos

      boolean oldval = cons.isSuppressLabelsActive();
      cons.setSuppressLabelCreation(true);
      GeoList gl = (GeoList) resArg(c.getArgument(varPos + 1))[0];
      cons.setSuppressLabelCreation(oldval);
      num = gl.get(0).copyInternal(cons);

      cmdCons.addLocalVariable(localVarName, num);
      // set local variable as our varPos argument
      c.setArgument(varPos, new ExpressionNode(c.getKernel(), num));
      vars[varPos / 2] = num.toGeoElement();
      over[varPos / 2] = gl;
      // resolve all command arguments including the local variable just
      // created

      // remove local variable name from kernel again

    }
    GeoElement[] arg = resArgs(c);
    for (GeoElement localVar : vars) cmdCons.removeLocalVariable(localVar.getLabel());
    return arg;
  }
예제 #5
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();
    }
  }
예제 #6
0
 /**
  * Return the item at a given position in a GeoList
  *
  * @param list the GeoList
  * @param index the index of the item
  * @return the item at position index
  */
 public static GeoElement getListItem(GeoList list, int index) {
   return list.get(index);
 }