Java JRDesignImage类代码示例

import net.sf.jasperreports.engine.design.JRDesignImage; //导入依赖的package包/类
@Override
public void trasnferProperties(JRElement target){
	super.trasnferProperties(target);
	
	JRDesignImage jrSource = (JRDesignImage) getValue();
	if (jrSource != null){
		JRDesignImage jrTarget = (JRDesignImage)target;
		jrTarget.setFill(jrSource.getOwnFillValue());
		jrTarget.setScaleImage(jrSource.getOwnScaleImageValue());
		jrTarget.setHorizontalAlignment(jrSource.getOwnHorizontalAlignmentValue());
		jrTarget.setVerticalAlignment(jrSource.getOwnVerticalAlignmentValue());
		jrTarget.setOnErrorType(jrSource.getOnErrorTypeValue());
		jrTarget.setUsingCache(jrSource.getUsingCache());
		jrTarget.setLazy(jrSource.isLazy());
	}
}
 

import net.sf.jasperreports.engine.design.JRDesignImage; //导入依赖的package包/类
public static void setImageExpression(MImage imageModel){
	if (imageModel != null){
		ImageSelectionDialog d=new ImageSelectionDialog(UIUtils.getShell());
		d.configureDialog(imageModel.getJasperConfiguration());
		if(d.open()==Window.OK) {
			JRDesignExpression imageExpression = d.getImageExpression();
			if(imageExpression==null){
				// No image selected => remove property
				imageModel.setPropertyValue(JRDesignImage.PROPERTY_EXPRESSION, "");
			}
			else {
				imageModel.setPropertyValue(JRDesignImage.PROPERTY_EXPRESSION, imageExpression.getText());
			}
		}
	}
}
 

import net.sf.jasperreports.engine.design.JRDesignImage; //导入依赖的package包/类
public static void fixElementsExpressions(JRDesignElementGroup group, String oldName, String newName, byte chunckType, String newClassName) {
    
    List list = group.getChildren();
    for (int i=0; i<list.size(); ++i)
    {
        Object obj = list.get(i);
        if (obj == null) continue;
        if (obj instanceof JRDesignElementGroup)
        {
            fixElementsExpressions((JRDesignElementGroup)obj,oldName,newName,chunckType,newClassName);
        }
        else if (obj instanceof JRDesignTextField)
        {
            fixElementExpressionText((JRDesignTextField)obj,oldName,newName,chunckType,newClassName);
        }
        else if (obj instanceof JRDesignImage)
        {
            fixElementExpressionImage((JRDesignImage)obj,oldName,newName,chunckType,newClassName);
        }
        
        
    }
    
}
 

import net.sf.jasperreports.engine.design.JRDesignImage; //导入依赖的package包/类
private void publishJrxml(AMJrxmlContainer mres, IProgressMonitor monitor, JasperDesign jasper, Set<String> fileset, IFile file) throws Exception {
	if (monitor.isCanceled())
		return;
	MReportUnit mrunit = null;
	if (mres instanceof MReportUnit)
		mrunit = (MReportUnit) mres;
	else if (mres.getParent() instanceof MReportUnit)
		mrunit = (MReportUnit) mres.getParent();

	if (mrunit != null) {
		List<JRDesignElement> elements = ModelUtils.getAllElements(jasper);
		for (JRDesignElement ele : elements) {
			if (ele instanceof JRDesignImage)
				publishImage(mrunit, monitor, jasper, fileset, file, ele, version);
			else if (ele instanceof JRDesignSubreport) {
				publishSubreport(mrunit, monitor, jasper, fileset, file, ele, version);
			} else {
				publishElement(mrunit, monitor, jasper, fileset, file, ele, version);
			}
		}
		publishDataAdapters(mrunit, monitor, jasper, fileset, file, version);
		publishBundles(mrunit, monitor, jasper, fileset, file, version);
		publishTemplates(mrunit, monitor, jasper, fileset, file, version);
	}
	// here extend and give possibility to contribute to plugins
	Activator.getExtManager().publishJrxml(mres, monitor, jasper, fileset, file, version);
}
 

import net.sf.jasperreports.engine.design.JRDesignImage; //导入依赖的package包/类
/**
 * @see org.eclipse.ui.views.properties.tabbed.ITabbedPropertySection#createControls(org.eclipse.swt.widgets.Composite,
 *      org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage)
 */
public void createControls(Composite parent, TabbedPropertySheetPage tabbedPropertySheetPage) {
	super.createControls(parent, tabbedPropertySheetPage);

	parent.setLayout(new GridLayout(2, false));

	ASPropertyWidget w = createWidget4Property(parent, JRDesignImage.PROPERTY_EXPRESSION);
	GridData gd = new GridData(GridData.FILL_HORIZONTAL);
	gd.horizontalSpan = 1;
	w.getControl().setLayoutData(gd);

	IPropertyDescriptor pd = getPropertyDesriptor(JRDesignImage.PROPERTY_EVALUATION_TIME);
	IPropertyDescriptor gpd = getPropertyDesriptor(JRDesignImage.PROPERTY_EVALUATION_GROUP);
	getWidgetFactory().createCLabel(parent, pd.getDisplayName());
	widgets.put(pd.getId(), new SPEvaluationTime(parent, this, pd, gpd));

	gd = new GridData();
	gd.horizontalSpan = 2;
	createWidget4Property(parent, JRBaseImage.PROPERTY_LAZY, false).getControl().setLayoutData(gd);
	createWidget4Property(parent, JRBaseImage.PROPERTY_USING_CACHE);

	createWidget4Property(parent, JRBaseStyle.PROPERTY_FILL);
	createWidget4Property(parent, JRBaseStyle.PROPERTY_SCALE_IMAGE);

	createWidget4Property(parent, JRBaseImage.PROPERTY_ON_ERROR_TYPE);

}
 

import net.sf.jasperreports.engine.design.JRDesignImage; //导入依赖的package包/类
protected void initializeProvidedProperties() {
	super.initializeProvidedProperties();
	addProvidedProperties(JRDesignImage.PROPERTY_EXPRESSION, Messages.common_expression);
	addProvidedProperties(JRDesignImage.PROPERTY_EVALUATION_TIME, Messages.MImage_evaluation_type);
	addProvidedProperties(JRBaseImage.PROPERTY_LAZY, Messages.MImage_lazy);
	addProvidedProperties(JRBaseImage.PROPERTY_USING_CACHE, Messages.common_using_cache);
	addProvidedProperties(JRBaseStyle.PROPERTY_FILL, Messages.common_fill);
	addProvidedProperties(JRBaseStyle.PROPERTY_SCALE_IMAGE, Messages.MImage_scale_image);
	addProvidedProperties(JRBaseImage.PROPERTY_ON_ERROR_TYPE, Messages.MImage_on_error_type);
}
 

import net.sf.jasperreports.engine.design.JRDesignImage; //导入依赖的package包/类
@Override
public JRDesignElement createJRElement(JasperDesign jasperDesign) {
	JRDesignElement jrDesignElement = new JRDesignImage(jasperDesign);
	
	DefaultManager.INSTANCE.applyDefault(this.getClass(), jrDesignElement);

	jrDesignElement.setWidth(getDefaultWidth());
	jrDesignElement.setHeight(getDefaultHeight());
	return jrDesignElement;
}
 

import net.sf.jasperreports.engine.design.JRDesignImage; //导入依赖的package包/类
@Override
public String getToolTip() {
	JRDesignImage value = getValue();
	if (value != null) {
		String tip = "";
		if (value.getExpression() != null)
			tip += value.getExpression().getText();
		return tip;
	}
	return getIconDescriptor().getToolTip();
}
 

import net.sf.jasperreports.engine.design.JRDesignImage; //导入依赖的package包/类
/**
 * Return the graphical properties for an MImage
 */
public HashSet<String> generateGraphicalProperties(){
	HashSet<String> result = super.generateGraphicalProperties();
	result.add(JRBaseStyle.PROPERTY_FILL);
	result.add(JRBaseStyle.PROPERTY_SCALE_IMAGE);
	result.add(JRBaseStyle.PROPERTY_HORIZONTAL_ALIGNMENT);
	result.add(JRBaseStyle.PROPERTY_VERTICAL_ALIGNMENT);
	result.add(JRDesignImage.PROPERTY_EXPRESSION);
	return result;
}
 

import net.sf.jasperreports.engine.design.JRDesignImage; //导入依赖的package包/类
@Override
public void addPages() {

	mimage = new MImage(null, new JRDesignImage(jasperDesign), -1);

	page5 = new WizardImagePage();
	addPage(page5);
	page5.setMImage(mimage);
}
 

import net.sf.jasperreports.engine.design.JRDesignImage; //导入依赖的package包/类
private static void copyInheritedImageAttributes(JRDesignElement target, JRStyle style){
	JRDesignImage jrTarget = (JRDesignImage)target;
	if (jrTarget.getOwnFillValue() == null) jrTarget.setFill(style.getFillValue());
	if (jrTarget.getOwnScaleImageValue() == null) jrTarget.setScaleImage(style.getScaleImageValue());
	if (jrTarget.getOwnHorizontalAlignmentValue() == null) jrTarget.setHorizontalAlignment(style.getHorizontalAlignmentValue());
	if (jrTarget.getOwnVerticalAlignmentValue() == null) jrTarget.setVerticalAlignment(style.getVerticalAlignmentValue());
}
 

import net.sf.jasperreports.engine.design.JRDesignImage; //导入依赖的package包/类
/**
 * Start the thread to refresh a specific image. when the thread has cached a new image then the model and the editor 
 * are notified to ask a refresh
 * 
 * @param info The timed container of the image requested (where it will be placed)
 * @param modelElement the model of the element where the image will be placed
 * @param expr the expression to get the image
 * @param jrContext the context to get the image
 * @param key the key of the image in the cache map.
 */
private void refreshImageInfo(final TimedCache info,  final MGraphicElement modelElement, final JRExpression expr, final JasperReportsContext jrContext, final KeyValue<JasperReportsContext, String> key){
	if (!pendingRequests.contains(modelElement)){
		pendingRequests.add(modelElement);
		Job job = new Job("load image") {
			protected IStatus run(IProgressMonitor monitor) {
				try {
					String location = evaluatedExpression((JasperReportsConfiguration) jrContext, modelElement, expr); 
					if (location != null){
						Renderable r = RenderableUtil.getInstance(jrContext).getRenderable(location, OnErrorTypeEnum.ERROR, false);
						info.update(r);
						if (modelElement != null) {
							modelElement.setChangedProperty(true);
						}	
						
						//The editor refresh must be executed inside the graphic threads
						Display.getDefault().asyncExec(new Runnable() {
							@Override
							public void run() {
								PropertyChangeEvent event = new PropertyChangeEvent(modelElement.getValue(), JRDesignImage.PROPERTY_EXPRESSION, null,  expr);
								modelElement.setChangedProperty(true);
								AMultiEditor.refreshElement(jrContext, event);
							}
						});
					}
				} catch (Throwable e) {
					e.printStackTrace();
				}
				pendingRequests.remove(modelElement);
				return Status.OK_STATUS;
			}
		};
		job.setSystem(true);
		job.setPriority(Job.SHORT);
		job.schedule();
	}
}
 

import net.sf.jasperreports.engine.design.JRDesignImage; //导入依赖的package包/类
public JRDesignElement transformElement(JRDesignElement element)
{
    if (!(element instanceof JRDesignImage)) return element;
    if (!Misc.getExpressionText( ((JRDesignImage)element).getExpression() ).startsWith("it.businesslogic.ireport.barcode.BcImage.getBarcodeImage(")) return element;

    return transformImageToBarcode((JRDesignImage)element);
}
 

import net.sf.jasperreports.engine.design.JRDesignImage; //导入依赖的package包/类
@Override
protected boolean enable(Node[] activatedNodes) {
    if (activatedNodes == null || activatedNodes.length == 0) return false;
    for (Node node : activatedNodes)
    {
        if (! (node instanceof ElementNode)) return false;
        JRDesignElement element = ((ElementNode)node).getElement();
        if (!(element instanceof JRDesignImage)) return false;
        if (!Misc.getExpressionText( ((JRDesignImage)element).getExpression() ).startsWith("it.businesslogic.ireport.barcode.BcImage.getBarcodeImage(")) return false;
    }

    return true;
}
 

import net.sf.jasperreports.engine.design.JRDesignImage; //导入依赖的package包/类
public static void fixElementExpressionImage(JRDesignImage imageelement, String oldName, String newName, byte chunckType, String newClassName) {
    
    JRDesignExpression exp = (JRDesignExpression)imageelement.getExpression();
    replaceChunkText( exp, oldName, newName, chunckType, newClassName);
    if (exp != null)
    {
        imageelement.getEventSupport().firePropertyChange( JRDesignTextField.PROPERTY_EXPRESSION, null, exp);
    }
    
}