/**
* Creates a new pie-chart. Pass the values as the first param. If
* you want to use a legend and / or Colors use the second and third param.
* Make sure the array have the same number of elements, ohterwise they won't
* be uses.
* A sample-code could be:
* $objChart = new class_graph();
* $objChart->setStrGraphTitle("Test Pie Chart");
*
* //simple array
* $objChart->createPieChart(array(2,6,7,3), array("val 1", "val 2", "val 3", "val 4"));
*
* //datapoints array
* $objDataPoint1 = new class_graph_datapoint(1);
* $objDataPoint2 = new class_graph_datapoint(2);
* $objDataPoint3 = new class_graph_datapoint(4);
* $objDataPoint4 = new class_graph_datapoint(5);
*
* //set action handler example
* $objDataPoint1->setObjActionHandler("<javascript code here>");
* $objDataPoint1->getObjActionHandlerValue("<value_object> e.g. some json");
*
* $objGraph->createPieChart(array($objDataPoint1, $objDataPoint2, $objDataPoint3, $objDataPoint4) , array("val 1", "val 2", "val 3", "val 4"), "serie 1");
*
*
* @param array $arrValues - an array with simple values or an array of data points (class_graph_datapoint).
* The advantage of a data points are that action handlers can be defined for each data point which will be executed when clicking on the data point in the chart.
* @param array $arrLegends
*
* @throws class_exception
*/
public function createPieChart($arrValues, $arrLegends)
{
$arrDataPoints = class_graph_commons::convertArrValuesToDataPointArray($arrValues);
if ($this->containsChartType(class_graph_jqplot_charttype::LINE) || $this->containsChartType(class_graph_jqplot_charttype::BAR) || $this->containsChartType(class_graph_jqplot_charttype::STACKEDBAR)) {
throw new class_exception("Chart already contains either a line, bar or stacked bar chart. Combinations of pie charts with other charts are not allowed", class_exception::$level_ERROR);
}
if ($this->containsChartType(class_graph_jqplot_charttype::PIE)) {
throw new class_exception("Chart already contains either a pie chart.Only one pie chart per chart is allowed", class_exception::$level_ERROR);
}
$objSeriesData = new class_graph_jqplot_seriesdata(class_graph_jqplot_charttype::PIE, count($this->arrSeriesData), $this->arrOptions);
$objSeriesData->setArrDataPoints($arrDataPoints);
$this->arrXAxisTickLabels = $arrLegends;
//set to this array, as the data array is built up similar
$this->arrSeriesData[] = $objSeriesData;
}
/**
* Creates a new pie-chart. Pass the values as the first param. If
* you want to use a legend and / or Colors use the second and third param.
* Make sure the array have the same number of elements, ohterwise they won't
* be uses.
* A sample-code could be:
* $objChart = new class_graph();
* $objChart->setStrGraphTitle("Test Pie Chart");
*
* //simple array
* $objChart->createPieChart(array(2,6,7,3), array("val 1", "val 2", "val 3", "val 4"));
*
* //datapoints array
* $objDataPoint1 = new class_graph_datapoint(1);
* $objDataPoint2 = new class_graph_datapoint(2);
* $objDataPoint3 = new class_graph_datapoint(4);
* $objDataPoint4 = new class_graph_datapoint(5);
*
* //set action handler example
* $objDataPoint1->setObjActionHandler("<javascript code here>");
* $objDataPoint1->getObjActionHandlerValue("<value_object> e.g. some json");
*
* $objGraph->createPieChart(array($objDataPoint1, $objDataPoint2, $objDataPoint3, $objDataPoint4) , array("val 1", "val 2", "val 3", "val 4"), "serie 1");
*
*
* @param array $arrValues - an array with simple values or an array of data points (class_graph_datapoint).
* The advantage of a data points are that action handlers can be defined for each data point which will be executed when clicking on the data point in the chart.
* @param array $arrLegends
*
* @throws class_exception
* @return void
*/
public function createPieChart($arrValues, $arrLegends)
{
$arrDataPoints = class_graph_commons::convertArrValuesToDataPointArray($arrValues);
if ($this->intCurrentGraphMode > 0) {
throw new class_exception("Chart already initialized", class_exception::$level_ERROR);
}
$this->intCurrentGraphMode = $this->GRAPH_TYPE_PIE;
$strSerieName = generateSystemid();
$this->objDataset->AddPoint(class_graph_commons::getDataPointFloatValues($arrDataPoints), $strSerieName);
$this->objDataset->AddSerie($strSerieName);
$strSerieName = generateSystemid();
foreach ($arrLegends as &$strValue) {
$strValue = $this->stripLegend($strValue);
}
$this->objDataset->AddPoint($arrLegends, $strSerieName);
$this->objDataset->AddSerie($strSerieName);
$this->objDataset->SetAbsciseLabelSerie($strSerieName);
}
/**
* Creates a new pie-chart. Pass the values as the first param. If
* you want to use a legend and / or Colors use the second and third param.
* Make sure the array have the same number of elements, ohterwise they won't
* be uses.
* A sample-code could be:
* $objChart = new class_graph();
* $objChart->setStrGraphTitle("Test Pie Chart");
*
* //simple array
* $objChart->createPieChart(array(2,6,7,3), array("val 1", "val 2", "val 3", "val 4"));
*
* //datapoints array
* $objDataPoint1 = new class_graph_datapoint(1);
* $objDataPoint2 = new class_graph_datapoint(2);
* $objDataPoint3 = new class_graph_datapoint(4);
* $objDataPoint4 = new class_graph_datapoint(5);
*
* //set action handler example
* $objDataPoint1->setObjActionHandler("<javascript code here>");
* $objDataPoint1->getObjActionHandlerValue("<value_object> e.g. some json");
*
* $objGraph->createPieChart(array($objDataPoint1, $objDataPoint2, $objDataPoint3, $objDataPoint4) , array("val 1", "val 2", "val 3", "val 4"), "serie 1");
*
*
* @param array $arrValues - an array with simple values or an array of data points (class_graph_datapoint).
* The advantage of a data points are that action handlers can be defined for each data point which will be executed when clicking on the data point in the chart.
* @param array $arrLegends
*
* @throws class_exception
* @return void
*/
public function createPieChart($arrValues, $arrLegends)
{
$arrDataPoints = class_graph_commons::convertArrValuesToDataPointArray($arrValues);
if ($this->intCurrentGraphMode > 0) {
throw new class_exception("Chart already initialized", class_exception::$level_ERROR);
}
$this->intCurrentGraphMode = $this->GRAPH_TYPE_PIE;
$arrEntries = array();
foreach ($arrDataPoints as $intKey => $objDataPoint) {
$floatValue = $objDataPoint->getFloatValue();
$arrEntries[$arrLegends[$intKey]] = $floatValue;
}
$objData = new ezcGraphArrayDataSet($arrEntries);
$objData->highlight = true;
$this->arrDataSets[generateSystemid() . ""] = array("data" => $objData);
}
