Package net.sf.jasperreports.engine.design

Examples of net.sf.jasperreports.engine.design.JRDesignGroup

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      }
    }
  }

  protected JRDesignBand createGroupForChartAndGetBand(DJChart djChart) {
    JRDesignGroup jrGroup = getJRGroupFromDJGroup(djChart.getColumnsGroup());
    JRDesignGroup parentGroup = getParent(jrGroup);
    JRDesignGroup jrGroupChart = null;
    try {
      jrGroupChart = (JRDesignGroup) BeanUtils.cloneBean(parentGroup);
      jrGroupChart.setGroupFooter( new JRDesignBand());
      jrGroupChart.setGroupHeader( new JRDesignBand());
      jrGroupChart.setName(jrGroupChart.getName()+"_Chart" + getReport().getCharts().indexOf(djChart));
    } catch (Exception e) {
      throw new DJException("Problem creating band for chart: " + e.getMessage(),e);
    }

    //Charts should be added in its own band (to ensure page break, etc)
    //To achieve that, we create a group and insert it right before to the criteria group.
    //I need to find parent group of the criteria group, clone and insert after.
    //The only precaution is that if parent == child (only one group in the report) the we insert before
    if (jrGroup.equals(parentGroup)){
      jrGroupChart.setExpression(ExpressionUtils.createStringExpression("\"dummy_for_chart\""));
      getDesign().getGroupsList().add( getDesign().getGroupsList().indexOf(jrGroup) , jrGroupChart);
    } else {
      int index = getDesign().getGroupsList().indexOf(parentGroup);
      getDesign().getGroupsList().add(index, jrGroupChart);
    }

    JRDesignBand band = null;
    switch (djChart.getOptions().getPosition()) {
    case DJChartOptions.POSITION_HEADER:
      band = (JRDesignBand) jrGroupChart.getGroupHeader();
      break;
    case DJChartOptions.POSITION_FOOTER:
      band = (JRDesignBand) jrGroupChart.getGroupFooter();
    }
    return band;
  }
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   * Creates the JRDesignChart from the DJChart. To do so it also creates needed variables and data-set
   * @param djChart
   * @return
   */
  protected JRDesignChart createChart(DJChart djChart){
      JRDesignGroup jrGroupChart = getJRGroupFromDJGroup(djChart.getColumnsGroup());

      JRDesignChart chart = new JRDesignChart(new JRDesignStyle().getDefaultStyleProvider(), djChart.getType());
      JRDesignGroup parentGroup = getParent(jrGroupChart);
      List chartVariables = registerChartVariable(djChart);
      JRDesignChartDataset chartDataset = DataSetFactory.getDataset(djChart, jrGroupChart, parentGroup, chartVariables);
      chart.setDataset(chartDataset);
      interpeterOptions(djChart, chart);

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   * @param chart Chart that needs a variable to be generated
   * @return the generated variables
   */
  protected List registerChartVariable(DJChart chart) {
    //FIXME aca hay que iterar por cada columna. Cambiar DJChart para que tome muchas
    JRDesignGroup group = getJRGroupFromDJGroup(chart.getColumnsGroup());
    List vars = new ArrayList();

    int serieNum = 0;
    for (Iterator iterator = chart.getColumns().iterator(); iterator.hasNext();) {
      AbstractColumn col = (AbstractColumn) iterator.next();


      Class clazz = null;
      try { clazz = Class.forName(col.getValueClassNameForExpression());
      } catch (ClassNotFoundException e) {
        throw new DJException("Exeption creating chart variable: " + e.getMessage(),e);
      }

      JRDesignExpression expression = new JRDesignExpression();
      //FIXME Only PropertyColumn allowed?
      expression.setText("$F{" + ((PropertyColumn) col).getColumnProperty().getProperty()  + "}");
      expression.setValueClass(clazz);

      JRDesignVariable var = new JRDesignVariable();
      var.setValueClass(clazz);
      var.setExpression(expression);
      var.setCalculation(chart.getOperation());
      var.setResetGroup(group);
      var.setResetType(JRBaseVariable.RESET_TYPE_GROUP);

      //use the index as part of the name just because I may want 2
      //different types of chart from the very same column (with the same operation also) making the variables name to be duplicated
      int chartIndex = getReport().getCharts().indexOf(chart);
      var.setName("CHART_[" + chartIndex +"_s" +serieNum + "+]_" + group.getName() + "_" + col.getTitle() + "_" + chart.getOperation());

      try {
        getDesign().addVariable(var);
        vars.add(var);
      } catch (JRException e) {
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   * @param group Group for which the parent is needed
   * @return The parent group of the given one. If the given one is the first one, it returns the same group
   */
  protected JRDesignGroup getParent(JRDesignGroup group){
    int index = realGroups.indexOf(group);
    JRDesignGroup parentGroup = (index > 0) ? (JRDesignGroup) realGroups.get(index-1): group;
    return parentGroup;
  }
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  protected void registerEntity(Entity entity) {
    log.debug("registering group...");
    DJGroup columnsGroup = (DJGroup) entity;
    try {
      JRDesignGroup group = (JRDesignGroup)transformEntity(columnsGroup);
      getDjd().addGroup(group);
      //Variables are registered right after the group where they belong.
      String property = columnsGroup.getColumnToGroupBy().getColumnProperty().getProperty();
      ColumnsGroupVariablesRegistrationManager headerVariablesRM = new ColumnsGroupVariablesRegistrationManager(ColumnsGroupVariablesRegistrationManager.HEADER, property, getDjd(),getDynamicReport(),getLayoutManager());
      headerVariablesRM.registerEntities(columnsGroup.getHeaderVariables());
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  //PropertyColumn only can be used for grouping (not OperationColumn)
  protected Object transformEntity(Entity entity) {
    log.debug("transforming group...");
    DJGroup djgroup = (DJGroup) entity;
    PropertyColumn column = djgroup.getColumnToGroupBy();
    JRDesignGroup group = new JRDesignGroup();

    int groupIndex = getDynamicReport().getColumnsGroups().indexOf(djgroup);
    int columnIndex = getDynamicReport().getColumns().indexOf(djgroup.getColumnToGroupBy());
    if (column instanceof GlobalGroupColumn){
      group.setName("global_column_" + groupIndex);
    } else {
      group.setName( "group["+groupIndex+"]_for_column_" + columnIndex + "-" +  column.getTitle());
    }
   
    getLayoutManager().getReferencesMap().put(group.getName(), djgroup);

    group.setCountVariable(new JRDesignVariable());
    group.setGroupFooter(new JRDesignBand());
    group.setGroupHeader(new JRDesignBand());

    JRDesignExpression jrExpression = new JRDesignExpression();
   
    CustomExpression expressionToGroupBy = column.getExpressionToGroupBy();
    if (expressionToGroupBy != null) { //new in 3.0.7-b5
      String expToGroupByName = group.getName() + "_expression_to_group_by";
      registerCustomExpressionParameter(expToGroupByName, expressionToGroupBy);
      String expText = ExpressionUtils.createCustomExpressionInvocationText(expToGroupByName);
      jrExpression.setText(expText);
      log.debug("Expression for CustomExpression = " + expText);
      jrExpression.setValueClassName(expressionToGroupBy.getClassName());
    } else {
      jrExpression.setText(column.getTextForExpression());
      jrExpression.setValueClassName(column.getValueClassNameForExpression());
    }
   

    group.setExpression(jrExpression);
    group.setCountVariable(new JRDesignVariable());

    return group;
  }
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    JRDesignExpression expression = new JRDesignExpression();

    //only variables from the last registered group are important now
    List groupsList = getDjd().getGroupsList();
    JRDesignGroup registeredGroup = (JRDesignGroup)groupsList.get(groupsList.size()-1);

    if (col instanceof ExpressionColumn && ((ExpressionColumn)col).getExpressionForCalculation() != null){
      ExpressionColumn expcol = (ExpressionColumn)col;
      expression.setText(expcol.getTextForExpressionForCalculartion());
      expression.setValueClassName(expcol.getExpressionForCalculation().getClassName());
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Related Classes of net.sf.jasperreports.engine.design.JRDesignGroup

  • ar.com.fdvs.dj.core.DynamicJasperHelper
  • ar.com.fdvs.dj.core.layout.AbstractLayoutManager
  • ar.com.fdvs.dj.core.layout.ClassicLayoutManager
  • ar.com.fdvs.dj.core.registration.ColumnsGroupRegistrationManager
  • ar.com.fdvs.dj.core.registration.ColumnsGroupVariablesRegistrationManager
  • ar.com.fdvs.dj.core.registration.DJGroupRegistrationManager
  • ar.com.fdvs.dj.util.LayoutUtils
  • com.projity.reports.adapter.ReportAdapter
  • net.sf.jasperreports.components.table.fill.TableReport
  • net.sf.jasperreports.engine.JROrigin
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