multicolumntext.html

IText PDF开发工具说明文档,使用很方便。

<HR>

<A NAME="type()"><!-- --></A><H3>
type</H3>
<PRE>
public int <B>type</B>()</PRE>
<DL>
<DD>Gets the type of the text element.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../com/lowagie/text/Element.html#type()">type</A></CODE> in interface <CODE><A HREF="../../../../com/lowagie/text/Element.html" title="interface in com.lowagie.text">Element</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>a type</DL>
</DD>
</DL>
<HR>

<A NAME="getChunks()"><!-- --></A><H3>
getChunks</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util">ArrayList</A> <B>getChunks</B>()</PRE>
<DL>
<DD>Returns null - not used
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../com/lowagie/text/Element.html#getChunks()">getChunks</A></CODE> in interface <CODE><A HREF="../../../../com/lowagie/text/Element.html" title="interface in com.lowagie.text">Element</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>null</DL>
</DD>
</DL>
<HR>

<A NAME="isContent()"><!-- --></A><H3>
isContent</H3>
<PRE>
public boolean <B>isContent</B>()</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../com/lowagie/text/Element.html#isContent()">Element</A></CODE></B></DD>
<DD>Checks if this element is a content object.
 If not, it's a metadata object.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../com/lowagie/text/Element.html#isContent()">isContent</A></CODE> in interface <CODE><A HREF="../../../../com/lowagie/text/Element.html" title="interface in com.lowagie.text">Element</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>true if this is a 'content' element; false if this is a 'metadata' element<DT><B>Since:</B></DT>
  <DD>iText 2.0.8</DD>
<DT><B>See Also:</B><DD><A HREF="../../../../com/lowagie/text/Element.html#isContent()"><CODE>Element.isContent()</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="isNestable()"><!-- --></A><H3>
isNestable</H3>
<PRE>
public boolean <B>isNestable</B>()</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../com/lowagie/text/Element.html#isNestable()">Element</A></CODE></B></DD>
<DD>Checks if this element is nestable.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../com/lowagie/text/Element.html#isNestable()">isNestable</A></CODE> in interface <CODE><A HREF="../../../../com/lowagie/text/Element.html" title="interface in com.lowagie.text">Element</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>true if this element can be nested inside other elements.<DT><B>Since:</B></DT>
  <DD>iText 2.0.8</DD>
<DT><B>See Also:</B><DD><A HREF="../../../../com/lowagie/text/Element.html#isNestable()"><CODE>Element.isNestable()</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="getColumnBottom()"><!-- --></A><H3>
getColumnBottom</H3>
<PRE>
private float <B>getColumnBottom</B>()</PRE>
<DL>
<DD>Calculates the appropriate y position for the bottom
 of the columns on this page.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the y position of the bottom of the columns</DL>
</DD>
</DL>
<HR>

<A NAME="nextColumn()"><!-- --></A><H3>
nextColumn</H3>
<PRE>
public void <B>nextColumn</B>()
                throws <A HREF="../../../../com/lowagie/text/DocumentException.html" title="class in com.lowagie.text">DocumentException</A></PRE>
<DL>
<DD>Moves the text insertion point to the beginning of the next column, issuing a page break if
 needed.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../com/lowagie/text/DocumentException.html" title="class in com.lowagie.text">DocumentException</A></CODE> - on error</DL>
</DD>
</DL>
<HR>

<A NAME="getCurrentColumn()"><!-- --></A><H3>
getCurrentColumn</H3>
<PRE>
public int <B>getCurrentColumn</B>()</PRE>
<DL>
<DD>Gets the current column.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the current column</DL>
</DD>
</DL>
<HR>

<A NAME="resetCurrentColumn()"><!-- --></A><H3>
resetCurrentColumn</H3>
<PRE>
public void <B>resetCurrentColumn</B>()</PRE>
<DL>
<DD>Resets the current column.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="shiftCurrentColumn()"><!-- --></A><H3>
shiftCurrentColumn</H3>
<PRE>
public boolean <B>shiftCurrentColumn</B>()</PRE>
<DL>
<DD>Shifts the current column.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>true if the current column has changed</DL>
</DD>
</DL>
<HR>

<A NAME="setColumnsRightToLeft(boolean)"><!-- --></A><H3>
setColumnsRightToLeft</H3>
<PRE>
public void <B>setColumnsRightToLeft</B>(boolean&nbsp;direction)</PRE>
<DL>
<DD>Sets the direction of the columns.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>direction</CODE> - true = right2left; false = left2right</DL>
</DD>
</DL>
<HR>

<A NAME="setSpaceCharRatio(float)"><!-- --></A><H3>
setSpaceCharRatio</H3>
<PRE>
public void <B>setSpaceCharRatio</B>(float&nbsp;spaceCharRatio)</PRE>
<DL>
<DD>Sets the ratio between the extra word spacing and the extra character spacing
 when the text is fully justified.
 Extra word spacing will grow <CODE>spaceCharRatio</CODE> times more than extra character spacing.
 If the ratio is <CODE>PdfWriter.NO_SPACE_CHAR_RATIO</CODE> then the extra character spacing
 will be zero.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>spaceCharRatio</CODE> - the ratio between the extra word spacing and the extra character spacing</DL>
</DD>
</DL>
<HR>

<A NAME="setRunDirection(int)"><!-- --></A><H3>
setRunDirection</H3>
<PRE>
public void <B>setRunDirection</B>(int&nbsp;runDirection)</PRE>
<DL>
<DD>Sets the run direction.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>runDirection</CODE> - the run direction</DL>
</DD>
</DL>
<HR>

<A NAME="setArabicOptions(int)"><!-- --></A><H3>
setArabicOptions</H3>
<PRE>
public void <B>setArabicOptions</B>(int&nbsp;arabicOptions)</PRE>
<DL>
<DD>Sets the arabic shaping options. The option can be AR_NOVOWEL,
 AR_COMPOSEDTASHKEEL and AR_LIG.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>arabicOptions</CODE> - the arabic shaping options</DL>
</DD>
</DL>
<HR>

<A NAME="setAlignment(int)"><!-- --></A><H3>
setAlignment</H3>
<PRE>
public void <B>setAlignment</B>(int&nbsp;alignment)</PRE>
<DL>
<DD>Sets the default alignment
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>alignment</CODE> - the default alignment</DL>
</DD>
</DL>
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