jasperreport生成pdf_jasperreport 导出excel_jasperreport json(53)

such lines the direction is not important.

The default direction for a line is "TopDown".

The JasperReports Ultimate Guide

Page 58

8.2.2 Rectangles

The rectangles are the most basic graphic elements. This is why there are no supplementary settings to

make for the declaration of a rectangle element, besides those already seen when talking about the

<reportElement> and <graphicElement> tags.

XML Syntax

<!ELEMENT rectangle (reportElement, graphicElement?)>

For more detailed examples of lines and rectangles, check the shapes sample.

8.2.3 Images

The most complex graphic elements that you can have on a report are the images.

Just like for the text field elements, their content is dynamically evaluated at runtime, using a report

expression.

XML Syntax

<!ELEMENT image (reportElement, graphicElement?, imageExpression?,

anchorNameExpression?, hyperlinkReferenceExpression?,

hyperlinkAnchorExpression?, hyperlinkPageExpression?)>

<!ATTLIST image

scaleImage (Clip | FillFrame | RetainShape) "RetainShape"

isUsingCache (true | false) "true"

evaluationTime (Now | Report | Page | Column | Group) "Now"

evaluationGroup CDATA #IMPLIED

hyperlinkType (None | Reference | LocalAnchor | LocalPage |

RemoteAnchor | RemotePage) "None"

>

<!ELEMENT imageExpression (#PCDATA)>

<!ATTLIST imageExpression

class (java.lang.String | java.io.File | java.net.URL |

java.io.InputStream | java.awt.Image) "java.lang.String"

>

Scaling Images

Given the fact that images are loaded at runtime, there is no way knowing their exact size, when

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