Beispiel #1
0
  /**
   * Get the Minimum Y value of all attached DataSets.
   *
   * @return The minimum value
   */
  public double getYmin() {
    DataSet d;
    double min = 0.0;

    if (dataset == null | dataset.isEmpty()) return min;
    for (int i = 0; i < dataset.size(); i++) {
      d = ((DataSet) dataset.elementAt(i));
      if (i == 0) min = d.getYmin();
      else min = Math.min(min, d.getYmin());
    }

    return min;
  }
Beispiel #2
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 /**
  * Load and Attach a DataSet from an array. The method loads the data into a DataSet class and
  * attaches the class to the graph for plotting.
  *
  * <p>The data is assumed to be stored in the form x,y,x,y,x,y.... A local copy of the data is
  * made.
  *
  * @param data The data to be loaded in the form x,y,x,y,...
  * @param n The number of (x,y) data points. This means that the minimum length of the data array
  *     is 2*n.
  * @return The DataSet constructed containing the data read.
  */
 public DataSet loadDataSet(double data[], int n) {
   DataSet d;
   try {
     d = new DataSet(data, n);
     dataset.addElement(d);
     d.g2d = this;
   } catch (Exception e) {
     System.out.println("Failed to load Data set ");
     e.printStackTrace();
     return null;
   }
   return d;
 }
Beispiel #3
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  /**
   * Get the Maximum Y value of all attached DataSets.
   *
   * @return The maximum value
   */
  public double getYmax() {
    DataSet d;
    double max = 0.0;

    if (dataset == null | dataset.isEmpty()) return max;
    for (int i = 0; i < dataset.size(); i++) {
      d = ((DataSet) dataset.elementAt(i));
      if (i == 0) max = d.getYmax();
      else max = Math.max(max, d.getYmax());
    }

    return max;
  }
Beispiel #4
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  /**
   * Attach a DataSet to the graph. By attaching the data set the class can draw the data through
   * its paint method.
   */
  public void attachDataSet(DataSet d) {

    if (d != null) {
      dataset.addElement(d);
      d.g2d = this;
    }
  }
Beispiel #5
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 /**
  * Define a Vector legend in the graph window
  *
  * @param x data position of the legend.
  * @param y data position of the legend.
  * @param text text to display in the legend
  */
 public void legend(double x, double y, String text) {
   super.legend(x, y, text);
   drawlegend = true;
 }
Beispiel #6
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 /**
  * Define a Vector legend in the graph window
  *
  * @param x pixel position of the legend.
  * @param y pixel position of the legend.
  * @param text text to display in the legend
  */
 public void legend(int x, int y, String text) {
   super.legend(x, y, text);
   drawlegend = true;
 }
Beispiel #7
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 /**
  * Define a Vector legend in the graph window. The legend will be placed above the data window in
  * the center
  *
  * @param text text to display in the legend
  */
 public void legend(String text) {
   super.legend(-1, -1, text);
   drawlegend = true;
 }
Beispiel #8
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 /**
  * Draw a Vector legend in the graph window. The legend will be placed above the data window in
  * the center
  */
 public void legend() {
   super.legend(-1, -1, null);
   drawlegend = true;
 }