JasperReports:通过Param值更改字体大小 [英] JasperReports: Change font size by Param value
本文介绍了JasperReports:通过Param值更改字体大小的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
<style name="blueStyle" >
<conditionalStyle>
<conditionExpression><![CDATA[($P{INDIRIZZO}).length()>30 ? Boolean.TRUE : Boolean.FALSE]]></conditionExpression>
<style style="blueStyle" fontSize="3"/>
</conditionalStyle>
</style>
<parameter name="INDIRIZZO" class="java.lang.String"/>
[...]
<textField>
<reportElement x="178" y="94" width="157" height="17"/>
<textElement>
<font fontName="Arial" size="9"/>
</textElement>
<textFieldExpression class="java.lang.String"><![CDATA[$P{INDIRIZZO}]]></textFieldExpression>
</textField>
我想在 INDIRIZZO 长度> 30 ...
I want to downsize the font when INDIRIZZO length is > 30...
但这不起作用....
But this didn't work....
推荐答案
您忘记将自定义样式应用于 textField 。
You forgot to apply your custom style to the textField.
正确的代码段为:
<textField>
<reportElement style="blueStyle" x="178" y="94" width="157" height="17"/>
<textElement>
<font fontName="Arial" size="9"/>
</textElement>
<textFieldExpression class="java.lang.String"><![CDATA[$P{INDIRIZZO}]]></textFieldExpression>
</textField>
我的工作样本:
<?xml version="1.0" encoding="UTF-8"?>
<jasperReport xmlns="http://jasperreports.sourceforge.net/jasperreports" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://jasperreports.sourceforge.net/jasperreports http://jasperreports.sourceforge.net/xsd/jasperreport.xsd" name="conditional_styl" language="groovy" pageWidth="595" pageHeight="842" columnWidth="555" leftMargin="20" rightMargin="20" topMargin="20" bottomMargin="20">
<style name="style1" forecolor="#66FF66" backcolor="#009966">
<conditionalStyle>
<conditionExpression><![CDATA[$P{parameter1}.length() < 2]]></conditionExpression>
<style forecolor="#FFCC00"/>
</conditionalStyle>
</style>
<parameter name="parameter1" class="java.lang.String"/>
<queryString>
<![CDATA[SELECT DOCUMENTID FROM POSITIONS]]>
</queryString>
<field name="DOCUMENTID" class="java.lang.Integer"/>
<detail>
<band height="20" splitType="Stretch">
<textField>
<reportElement style="style1" x="0" y="0" width="100" height="20"/>
<textElement/>
<textFieldExpression><![CDATA[$F{DOCUMENTID}]]></textFieldExpression>
</textField>
</band>
</detail>
</jasperReport>
fontSize 修改的另一个工作示例:
Another working sample with fontSize modifying:
<?xml version="1.0" encoding="UTF-8"?>
<jasperReport xmlns="http://jasperreports.sourceforge.net/jasperreports" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://jasperreports.sourceforge.net/jasperreports http://jasperreports.sourceforge.net/xsd/jasperreport.xsd" name="conditional_styl" language="groovy" pageWidth="595" pageHeight="842" columnWidth="555" leftMargin="20" rightMargin="20" topMargin="20" bottomMargin="20">
<style name="style1" fontSize="6">
<conditionalStyle>
<conditionExpression><![CDATA[$F{DOCUMENTID} % 2 == 0]]></conditionExpression>
<style fontSize="8"/>
</conditionalStyle>
<conditionalStyle>
<conditionExpression><![CDATA[$F{DOCUMENTID} % 3 == 0]]></conditionExpression>
<style fontSize="10"/>
</conditionalStyle>
<conditionalStyle>
<conditionExpression><![CDATA[$F{DOCUMENTID} % 5 ==0]]></conditionExpression>
<style fontSize="12"/>
</conditionalStyle>
<conditionalStyle>
<conditionExpression><![CDATA[$F{DOCUMENTID} % 7 ==0]]></conditionExpression>
<style fontSize="14"/>
</conditionalStyle>
<conditionalStyle>
<conditionExpression><![CDATA[$F{DOCUMENTID} % 11 ==0]]></conditionExpression>
<style fontSize="16"/>
</conditionalStyle>
<conditionalStyle>
<conditionExpression><![CDATA[$F{DOCUMENTID} % 13 ==0]]></conditionExpression>
<style fontSize="18"/>
</conditionalStyle>
</style>
<queryString>
<![CDATA[SELECT distinct DOCUMENTID FROM POSITIONS]]>
</queryString>
<field name="DOCUMENTID" class="java.lang.Integer"/>
<detail>
<band height="34" splitType="Stretch">
<textField>
<reportElement style="style1" x="0" y="0" width="100" height="34"/>
<textElement/>
<textFieldExpression><![CDATA[$F{DOCUMENTID}]]></textFieldExpression>
</textField>
</band>
</detail>
</jasperReport>
这篇关于JasperReports:通过Param值更改字体大小的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!
查看全文