public void setPlotBackground(final Node plotBackgroundNode) {
if (plotBackgroundNode != null) {
Node backgroundTypeNode =
plotBackgroundNode.selectSingleNode(ChartDefinition.BACKGROUND_TYPE_ATTRIBUTE_NAME);
if (backgroundTypeNode != null) {
String backgroundTypeStr = backgroundTypeNode.getText();
if (ChartDefinition.COLOR_TYPE_NAME.equalsIgnoreCase(backgroundTypeStr)) {
setPlotBackgroundPaint(JFreeChartEngine.getPaint(plotBackgroundNode));
setPlotBackgroundImage((Image) null);
} else if (ChartDefinition.IMAGE_TYPE_NAME.equalsIgnoreCase(backgroundTypeStr)) {
setPlotBackgroundImage(plotBackgroundNode);
setPlotBackgroundPaint(null);
} else if (ChartDefinition.TEXTURE_TYPE_NAME.equalsIgnoreCase(backgroundTypeStr)) {
setPlotBackgroundPaint(
JFreeChartEngine.getTexturePaint(
plotBackgroundNode, getWidth(), getHeight(), getSession()));
setPlotBackgroundImage((Image) null);
} else if (ChartDefinition.GRADIENT_TYPE_NAME.equalsIgnoreCase(backgroundTypeStr)) {
setPlotBackgroundPaint(
JFreeChartEngine.getGradientPaint(plotBackgroundNode, getWidth(), getHeight()));
setPlotBackgroundImage((Image) null);
}
}
}
}
public void setPaintSequence(final Node paletteNode) {
if (paletteNode != null) {
List colorNodes = paletteNode.selectNodes(ChartDefinition.COLOR_NODE_NAME);
Paint[] paints = new Paint[colorNodes.size()];
for (int i = 0; i < colorNodes.size(); i++) {
paints[i] = JFreeChartEngine.getPaint((Node) colorNodes.get(i));
}
setPaintSequence(paints);
}
}
/**
* Create a dial image.
*
* <ul>
* <li>Load the specified XML document describing the dial definition
* <li>Create a dial definition object from the XML definition
* <li>Use the JFreeChartEngine to create a dial image
* <li>Create an XML document describing the dial
* <li>Return the XML document
* </ul>
*
* @return The XML document describing this dial
*/
@Override
public Document getXmlContent() {
WidgetDefinition widget = null;
if (type == DashboardWidgetComponent.TYPE_DIAL) {
// load the XML document that defines the dial
IActionSequenceResource resource =
new ActionSequenceResource(
title,
IActionSequenceResource.SOLUTION_FILE_RESOURCE,
"text/xml", //$NON-NLS-1$
definitionPath);
Document dialDefinition = null;
try {
org.dom4j.io.SAXReader reader = new org.dom4j.io.SAXReader();
reader.setEntityResolver(new SolutionURIResolver());
dialDefinition =
reader.read(
resource.getInputStream(RepositoryFilePermission.READ, LocaleHelper.getLocale()));
} catch (Throwable t) {
// XML document can't be read. We'll just return a null document.
}
if (dialDefinition == null) {
error(
Messages.getInstance()
.getErrorString(
"Widget.ERROR_0002_INVALID_RESOURCE", definitionPath)); // $NON-NLS-1$
return null;
}
// create a dial definition from the XML definition
widget = new DialWidgetDefinition(dialDefinition, 0, width, height, getSession());
if (widget != null) {
// set the value to be displayed on the dial
widget.setValue(new Double(value));
}
}
/*
* else if( type == TYPE_THERMOMETER ) { // load the XML document that
* defines the thermometer
*
* ActionResource resource = new ActionResource( title,
* IActionResource.SOLUTION_FILE_RESOURCE, "text/xml", //$NON-NLS-1$
* PentahoSystem.getApplicationContext().getSolutionPath( definitionPath ) );
* //$NON-NLS-1$ Document thermometerDefinition = null; try {
* thermometerDefinition = PentahoSystem.getResourceAsDocument( resource ); }
* catch (IOException e) {} // create a dial definition from the XML
* definition widget = createThermometer( thermometerDefinition );
*
* if( widget != null ) { // set the value to be displayed on the dial
* widget.setValue( new Double(value) ); // Set the XSL file to be used
* to generate the HTML setXsl( "text/html", "DialWidget.xsl" );
* //$NON-NLS-1$ //$NON-NLS-2$ } else { error(
* Messages.getInstance().getString("Widget.ERROR_0001_COULD_NOT_CREATE") );
* //$NON-NLS-1$ return null; } }
*/
if (widget == null) {
error(Messages.getInstance().getString("Widget.ERROR_0001_COULD_NOT_CREATE")); // $NON-NLS-1$
return null;
}
// create an image for the dial using the JFreeChart engine
StringWriter stringWriter = new StringWriter();
PrintWriter printWriter = new PrintWriter(stringWriter);
// create temporary file names
String solutionDir = "system/tmp/"; // $NON-NLS-1$
String fileNamePrefix = "tmp_pie_"; // $NON-NLS-1$
String extension = ".png"; // $NON-NLS-1$
String fileName = null;
String filePathWithoutExtension = null;
try {
File file =
PentahoSystem.getApplicationContext()
.createTempFile(getSession(), fileNamePrefix, extension, true);
fileName = file.getName();
filePathWithoutExtension = solutionDir + fileName.substring(0, fileName.indexOf('.'));
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
String dialTitle = ""; // $NON-NLS-1$
JFreeChartEngine.saveChart(
widget,
dialTitle,
units,
filePathWithoutExtension,
width,
height,
JFreeChartEngine.OUTPUT_PNG,
printWriter,
this);
// Create a document that describes the result
Document result = DocumentHelper.createDocument();
IPentahoRequestContext requestContext = PentahoRequestContextHolder.getRequestContext();
setXslProperty(
"baseUrl", requestContext.getContextPath()); // $NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
setXslProperty(
"fullyQualifiedServerUrl",
PentahoSystem.getApplicationContext()
.getFullyQualifiedServerURL()); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
Element root = result.addElement("widget"); // $NON-NLS-1$
root.addElement("title").setText(title); // $NON-NLS-1$
root.addElement("units").setText(units); // $NON-NLS-1$
root.addElement("width").setText(Integer.toString(width)); // $NON-NLS-1$
root.addElement("height").setText(Integer.toString(height)); // $NON-NLS-1$
Element valueNode = root.addElement("value"); // $NON-NLS-1$
valueNode.setText(Double.toString(value));
valueNode.addAttribute(
"in-image", Boolean.toString(widget.getValueFont() != null)); // $NON-NLS-1$
root.addElement("image").setText(fileName); // $NON-NLS-1$
return result;
}
public void setRangeTitleFont(final Node titleFontNode) {
Font font = JFreeChartEngine.getFont(titleFontNode);
if (font != null) {
setRangeTitleFont(font);
}
}
public void setPlotBackgroundImage(final Node plotBackgroundImageNode) {
setPlotBackgroundImage(JFreeChartEngine.getImage(plotBackgroundImageNode, getSession()));
}
private void setChartAttributes(final Node chartAttributes) {
if (chartAttributes == null) {
return;
}
// get the chart type from the chart node -- this overrides the current
// chart type
setChartType(chartAttributes.selectSingleNode(ChartDefinition.TYPE_NODE_NAME));
// set the chart background
setChartBackground(
chartAttributes.selectSingleNode(ChartDefinition.CHART_BACKGROUND_NODE_NAME));
// set the plot background
setPlotBackground(chartAttributes.selectSingleNode(ChartDefinition.PLOT_BACKGROUND_NODE_NAME));
// set the orientation
setOrientation(chartAttributes.selectSingleNode(XYChartDefinition.ORIENTATION_NODE_NAME));
// do we want a legend
setLegendIncluded(chartAttributes.selectSingleNode(ChartDefinition.INCLUDE_LEGEND_NODE_NAME));
// get the chart title
setTitle(chartAttributes.selectSingleNode(ChartDefinition.TITLE_NODE_NAME));
// A list of <subtitle> nodes should not be allowed to exist as a child of the main XML element
// (for XML schema to
// be well constructed and validate the XML .
// We have deprecated <subtitle> as a child of the main node , and now require a <subtitles>
// parent node
// under which <subtitle> can exist.
List subtitles = chartAttributes.selectNodes(ChartDefinition.SUBTITLE_NODE_NAME);
if ((subtitles == null) || (subtitles.isEmpty())) {
Node subTitlesNode = chartAttributes.selectSingleNode(ChartDefinition.SUBTITLES_NODE_NAME);
if (subTitlesNode != null) {
subtitles = subTitlesNode.selectNodes(ChartDefinition.SUBTITLE_NODE_NAME);
}
} else {
// log a deprecation warning for this property...
getLogger()
.warn(
Messages.getInstance()
.getString(
"CHART.WARN_DEPRECATED_CHILD",
ChartDefinition.SUBTITLE_NODE_NAME,
ChartDefinition.SUBTITLES_NODE_NAME)); // $NON-NLS-1$
getLogger()
.warn(
Messages.getInstance()
.getString(
"CHART.WARN_PROPERTY_WILL_NOT_VALIDATE",
ChartDefinition.SUBTITLE_NODE_NAME)); // $NON-NLS-1$
}
if (subtitles != null) {
addSubTitles(subtitles);
}
// get the paint sequence
setPaintSequence(chartAttributes.selectSingleNode(ChartDefinition.PALETTE_NODE_NAME));
Node backgroundAlphaNode =
chartAttributes.selectSingleNode(ChartDefinition.BACKGROUND_ALPHA_NODE_NAME);
Node foregroundAlphaNode =
chartAttributes.selectSingleNode(ChartDefinition.FOREGROUND_ALPHA_NODE_NAME);
if (backgroundAlphaNode != null) {
setBackgroundAlpha(
chartAttributes.selectSingleNode(ChartDefinition.BACKGROUND_ALPHA_NODE_NAME));
}
if (foregroundAlphaNode != null) {
setForegroundAlpha(
chartAttributes.selectSingleNode(ChartDefinition.FOREGROUND_ALPHA_NODE_NAME));
}
// get the stacked value
setStacked(chartAttributes.selectSingleNode(ChartDefinition.STACKED_NODE_NAME));
// get the 3D value
setThreeD(chartAttributes.selectSingleNode(ChartDefinition.THREED_NODE_NAME));
// set the width
setWidth(chartAttributes.selectSingleNode(ChartDefinition.WIDTH_NODE_NAME));
// set the height
setHeight(chartAttributes.selectSingleNode(ChartDefinition.HEIGHT_NODE_NAME));
// set the dot width
setDotWidth(chartAttributes.selectSingleNode(ChartDefinition.DOT_WIDTH_NODE_NAME));
// set the dot height
setDotHeight(chartAttributes.selectSingleNode(ChartDefinition.DOT_HEIGHT_NODE_NAME));
// set vertical tick labels flag
setDomainVerticalTickLabels(
chartAttributes.selectSingleNode(XYChartDefinition.DOMAIN_VERTICAL_TICK_LABELS_NODE_NAME));
// set the border on or off
setBorderVisible(
chartAttributes.selectSingleNode(ChartDefinition.CHART_BORDER_VISIBLE_NODE_NAME));
// set the border Paint
setBorderPaint(
JFreeChartEngine.getPaint(
chartAttributes.selectSingleNode(XYChartDefinition.CHART_BORDER_PAINT_NODE_NAME)));
// set the title location
setTitlePosition(chartAttributes.selectSingleNode(ChartDefinition.TITLE_POSITION_NODE_NAME));
// set the legend location
setLegendPosition(chartAttributes.selectSingleNode(ChartDefinition.LEGEND_POSITION_NODE_NAME));
// set the title font
setTitleFont(chartAttributes.selectSingleNode(ChartDefinition.TITLE_FONT_NODE_NAME));
// set the domain title
setDomainTitle(chartAttributes.selectSingleNode(XYChartDefinition.DOMAIN_TITLE_NODE_NAME));
// set the domain font
setDomainTitleFont(
chartAttributes.selectSingleNode(XYChartDefinition.DOMAIN_TITLE_FONT_NODE_NAME));
// set the range title
setRangeTitle(chartAttributes.selectSingleNode(XYChartDefinition.RANGE_TITLE_NODE_NAME));
// the the range font
setRangeTitleFont(
chartAttributes.selectSingleNode(XYChartDefinition.RANGE_TITLE_FONT_NODE_NAME));
// set the range minimum
setRangeMinimum(chartAttributes.selectSingleNode(XYChartDefinition.RANGE_MINIMUM_NODE_NAME));
// set the range minimum
setRangeMaximum(chartAttributes.selectSingleNode(XYChartDefinition.RANGE_MAXIMUM_NODE_NAME));
// set the date minimum
setDateMinimum(
chartAttributes.selectSingleNode(
TimeSeriesCollectionChartDefinition.DATE_MINIMUM_NODE_NAME));
// set the date minimum
setDateMaximum(
chartAttributes.selectSingleNode(
TimeSeriesCollectionChartDefinition.DATE_MAXIMUM_NODE_NAME));
// set the Period type
setDomainPeriodType(
chartAttributes.selectSingleNode(XYChartDefinition.DOMAIN_PERIOD_TYPE_NODE_NAME));
// set the line style
setLineStyle(chartAttributes.selectSingleNode(ChartDefinition.LINE_STYLE_NODE_NAME));
// set the line width
setLineWidth(chartAttributes.selectSingleNode(ChartDefinition.LINE_WIDTH_NODE_NAME));
// set the marker visibility
setMarkersVisible(chartAttributes.selectSingleNode(ChartDefinition.MARKER_VISIBLE_NODE_NAME));
// set legend font
setLegendFont(chartAttributes.selectSingleNode(ChartDefinition.LEGEND_FONT_NODE_NAME));
// set legend border visible
setLegendBorderVisible(
chartAttributes.selectSingleNode(ChartDefinition.DISPLAY_LEGEND_BORDER_NODE_NAME));
setTooltipContent(
chartAttributes.selectSingleNode(XYChartDefinition.TOOLTIP_CONTENT_NODE_NAME));
setTooltipYFormat(
chartAttributes.selectSingleNode(XYChartDefinition.TOOLTIP_Y_FORMAT_NODE_NAME));
setTooltipXFormat(
chartAttributes.selectSingleNode(XYChartDefinition.TOOLTIP_X_FORMAT_NODE_NAME));
}
public void setLegendFont(final Node legendFontNode) {
Font font = JFreeChartEngine.getFont(legendFontNode);
if (font != null) {
setLegendFont(font);
}
}
@Override
public Document getXmlContent() {
// Create a document that describes the result
Document result = DocumentHelper.createDocument();
IPentahoRequestContext requestContext = PentahoRequestContextHolder.getRequestContext();
setXslProperty(
"baseUrl", requestContext.getContextPath()); // $NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
setXslProperty(
"fullyQualifiedServerUrl",
PentahoSystem.getApplicationContext()
.getFullyQualifiedServerURL()); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
String mapName = "chart" + AbstractChartComponent.chartCount++; // $NON-NLS-1$
Document chartDefinition =
jcrHelper.getSolutionDocument(definitionPath, RepositoryFilePermission.READ);
if (chartDefinition == null) {
Element errorElement = result.addElement("error"); // $NON-NLS-1$
errorElement
.addElement("title")
.setText(
Messages.getInstance()
.getString(
"ABSTRACTCHARTEXPRESSION.ERROR_0001_ERROR_GENERATING_CHART")); //$NON-NLS-1$
// //$NON-NLS-2$
String message =
Messages.getInstance()
.getString(
"CHARTS.ERROR_0001_CHART_DEFINIION_MISSING", definitionPath); // $NON-NLS-1$
errorElement.addElement("message").setText(message); // $NON-NLS-1$
error(message);
return result;
}
// create a pie definition from the XML definition
dataDefinition = createChart(chartDefinition);
if (dataDefinition == null) {
Element errorElement = result.addElement("error"); // $NON-NLS-1$
errorElement
.addElement("title")
.setText(
Messages.getInstance()
.getString(
"ABSTRACTCHARTEXPRESSION.ERROR_0001_ERROR_GENERATING_CHART")); //$NON-NLS-1$
// //$NON-NLS-2$
String message =
Messages.getInstance()
.getString(
"CHARTS.ERROR_0002_CHART_DATA_MISSING",
actionPath); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
errorElement.addElement("message").setText(message); // $NON-NLS-1$
// System .out.println( result.asXML() );
return result;
}
// create an image for the dial using the JFreeChart engine
PrintWriter printWriter = new PrintWriter(new StringWriter());
// we'll dispay the title in HTML so that the dial image does not have
// to
// accommodate it
String chartTitle = ""; // $NON-NLS-1$
try {
if (width == -1) {
width =
Integer.parseInt(
chartDefinition.selectSingleNode("/chart/width").getText()); // $NON-NLS-1$
}
if (height == -1) {
height =
Integer.parseInt(
chartDefinition.selectSingleNode("/chart/height").getText()); // $NON-NLS-1$
}
} catch (Exception e) {
// go with the default
}
if (chartDefinition.selectSingleNode("/chart/" + AbstractChartComponent.URLTEMPLATE_NODE_NAME)
!= null) { //$NON-NLS-1$
urlTemplate =
chartDefinition
.selectSingleNode("/chart/" + AbstractChartComponent.URLTEMPLATE_NODE_NAME)
.getText(); //$NON-NLS-1$
}
if (chartDefinition.selectSingleNode("/chart/paramName") != null) { // $NON-NLS-1$
paramName = chartDefinition.selectSingleNode("/chart/paramName").getText(); // $NON-NLS-1$
}
Element root = result.addElement("charts"); // $NON-NLS-1$
TimeSeriesCollection chartDataDefinition = (TimeSeriesCollection) dataDefinition;
if (chartDataDefinition.getSeriesCount() > 0) {
// create temporary file names
String[] tempFileInfo = createTempFile();
String fileName = tempFileInfo[AbstractChartComponent.FILENAME_INDEX];
String filePathWithoutExtension =
tempFileInfo[AbstractChartComponent.FILENAME_WITHOUT_EXTENSION_INDEX];
ChartRenderingInfo info = new ChartRenderingInfo(new StandardEntityCollection());
JFreeChartEngine.saveChart(
chartDataDefinition,
chartTitle,
"",
filePathWithoutExtension,
width,
height,
JFreeChartEngine.OUTPUT_PNG,
printWriter,
info,
this); //$NON-NLS-1$
applyOuterURLTemplateParam();
populateInfo(info);
Element chartElement = root.addElement("chart"); // $NON-NLS-1$
chartElement.addElement("mapName").setText(mapName); // $NON-NLS-1$
chartElement.addElement("width").setText(Integer.toString(width)); // $NON-NLS-1$
chartElement.addElement("height").setText(Integer.toString(height)); // $NON-NLS-1$
for (int row = 0; row < chartDataDefinition.getSeriesCount(); row++) {
for (int column = 0; column < chartDataDefinition.getItemCount(row); column++) {
Number value = chartDataDefinition.getY(row, column);
Comparable rowKey = chartDataDefinition.getSeriesKey(row);
RegularTimePeriod columnKey = chartDataDefinition.getSeries(row).getTimePeriod(column);
Element valueElement = chartElement.addElement("value2D"); // $NON-NLS-1$
valueElement.addElement("value").setText(value.toString()); // $NON-NLS-1$
valueElement.addElement("row-key").setText(rowKey.toString()); // $NON-NLS-1$
valueElement.addElement("column-key").setText(columnKey.toString()); // $NON-NLS-1$
}
}
String mapString = ImageMapUtilities.getImageMap(mapName, info);
chartElement.addElement("imageMap").setText(mapString); // $NON-NLS-1$
chartElement.addElement("image").setText(fileName); // $NON-NLS-1$
}
return result;
}
