private Row[] getViewToModel() {
if (viewToModel == null) {
int tableModelRowCount = tableModel.getRowCount();
viewToModel = new Row[tableModelRowCount];
for (int row = 0; row < tableModelRowCount; row++) {
viewToModel[row] = new Row(row);
}
if (isSorting()) {
Arrays.sort(viewToModel);
}
}
return viewToModel;
}
/**
* Display the tree rooted at node tn in the graph as a dendogram.
*
* @param tn the root node of the tree to display
*/
private void display(TreeNode tn) {
double[] segs = dendogram(tn);
double distance = 10.;
if (tn instanceof Cluster) {
distance = ((Cluster) tn).getSimilarity();
} else {
distance = ((DefaultMutableTreeNode) tn).getDepth();
}
gs.setData(segs, GraphDataModel.FORMAT_XY);
graph.getXAxis().setMin(distance);
graph.getXAxis().setMax(0.);
graph.getYAxis().setMin(tm.getRowCount() - .5);
graph.getYAxis().setMax(-.5);
repaint();
}
/**
* Return a label for the given point on the graph axis
*
* @param value the value on the graph
* @return the label for the given value
*/
private String getLeafLabel(double value) {
String label = Double.toString(value);
try {
int v = (int) value;
int r = idxMap.getSrc(v);
if (r < 0 || r >= tm.getRowCount()) {
return "";
}
if (labelColumn >= 0 && labelColumn < tm.getColumnCount()) {
Object o = tm.getValueAt(r, labelColumn);
return o != null ? o.toString() : "";
}
} catch (Exception ex) {
ExceptionHandler.popupException("" + ex);
}
try {
label = Integer.toString((int) value);
} catch (Exception ex) {
ExceptionHandler.popupException("" + ex);
}
return label;
}
public void calculaSumas() {
try {
TableModel tm = this.tablaPrincipal.getModel();
int tamTabla = tm.getRowCount();
double costo, cantidad, totalFila, sumaTotal;
sumaTotal = 0.0;
for (int i = 0; i < tamTabla; i++) {
if (tm.getValueAt(i, 2) != null && tm.getValueAt(i, 3) != null) {
costo = Double.valueOf(String.valueOf(tm.getValueAt(i, 2)));
cantidad = Double.valueOf(String.valueOf(tm.getValueAt(i, 3)));
totalFila = costo * cantidad;
tm.setValueAt(totalFila, i, 4);
sumaTotal += totalFila;
}
}
txtSumaTotal.setText(String.valueOf(sumaTotal));
} catch (Exception e) {
Dialogos.lanzarAlerta("Cantidades invalidas, puede que algun numero este mal escrito");
}
}
public int getRowCount() {
return (tableModel == null) ? 0 : tableModel.getRowCount();
}