valueaxis.html

JFreeChart 9.20的文档 需要用JAVA在网页上做统计图的东东

<A NAME="DEFAULT_UPPER_MARGIN"><!-- --></A><H3>
DEFAULT_UPPER_MARGIN</H3>
<PRE>
public static final double <B>DEFAULT_UPPER_MARGIN</B></PRE>
<DL>
<DD>The default value for the upper margin (0.05 = 5%).
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.jfree.chart.axis.ValueAxis.DEFAULT_UPPER_MARGIN">Constant Field Values</A></DL>
</DL>
<HR>

<A NAME="DEFAULT_LOWER_BOUND"><!-- --></A><H3>
DEFAULT_LOWER_BOUND</H3>
<PRE>
public static final double <B>DEFAULT_LOWER_BOUND</B></PRE>
<DL>
<DD>The default lower bound for the axis.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.jfree.chart.axis.ValueAxis.DEFAULT_LOWER_BOUND">Constant Field Values</A></DL>
</DL>
<HR>

<A NAME="DEFAULT_UPPER_BOUND"><!-- --></A><H3>
DEFAULT_UPPER_BOUND</H3>
<PRE>
public static final double <B>DEFAULT_UPPER_BOUND</B></PRE>
<DL>
<DD>The default upper bound for the axis.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.jfree.chart.axis.ValueAxis.DEFAULT_UPPER_BOUND">Constant Field Values</A></DL>
</DL>
<HR>

<A NAME="DEFAULT_AUTO_TICK_UNIT_SELECTION"><!-- --></A><H3>
DEFAULT_AUTO_TICK_UNIT_SELECTION</H3>
<PRE>
public static final boolean <B>DEFAULT_AUTO_TICK_UNIT_SELECTION</B></PRE>
<DL>
<DD>The default auto-tick-unit-selection value.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.jfree.chart.axis.ValueAxis.DEFAULT_AUTO_TICK_UNIT_SELECTION">Constant Field Values</A></DL>
</DL>
<HR>

<A NAME="MAXIMUM_TICK_COUNT"><!-- --></A><H3>
MAXIMUM_TICK_COUNT</H3>
<PRE>
public static final int <B>MAXIMUM_TICK_COUNT</B></PRE>
<DL>
<DD>The maximum tick count.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.jfree.chart.axis.ValueAxis.MAXIMUM_TICK_COUNT">Constant Field Values</A></DL>
</DL>

<!-- ========= CONSTRUCTOR DETAIL ======== -->

<A NAME="constructor_detail"><!-- --></A>
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<TD COLSPAN=1><FONT SIZE="+2">
<B>Constructor Detail</B></FONT></TD>
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</TABLE>

<A NAME="ValueAxis(java.lang.String, org.jfree.chart.axis.TickUnitSource)"><!-- --></A><H3>
ValueAxis</H3>
<PRE>
protected <B>ValueAxis</B>(java.lang.String&nbsp;label,
                    <A HREF="../../../../org/jfree/chart/axis/TickUnitSource.html" title="interface in org.jfree.chart.axis">TickUnitSource</A>&nbsp;standardTickUnits)</PRE>
<DL>
<DD>Constructs a value axis.
<P>
<DT><B>Parameters:</B><DD><CODE>label</CODE> - the axis label.<DD><CODE>standardTickUnits</CODE> - the source for standard tick units (<code>null</code> permitted).</DL>

<!-- ============ METHOD DETAIL ========== -->

<A NAME="method_detail"><!-- --></A>
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<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TD COLSPAN=1><FONT SIZE="+2">
<B>Method Detail</B></FONT></TD>
</TR>
</TABLE>

<A NAME="isVerticalTickLabels()"><!-- --></A><H3>
isVerticalTickLabels</H3>
<PRE>
public boolean <B>isVerticalTickLabels</B>()</PRE>
<DL>
<DD>Returns true if the tick labels should be rotated (to vertical), and false otherwise.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD><code>true</code> or <code>false</code>.</DL>
</DD>
</DL>
<HR>

<A NAME="setVerticalTickLabels(boolean)"><!-- --></A><H3>
setVerticalTickLabels</H3>
<PRE>
public void <B>setVerticalTickLabels</B>(boolean&nbsp;flag)</PRE>
<DL>
<DD>Sets the flag that controls whether the tick labels are displayed vertically (that is,
 rotated 90 degrees from horizontal).
 <P>
 If the flag is changed, an <A HREF="../../../../org/jfree/chart/event/AxisChangeEvent.html" title="class in org.jfree.chart.event"><CODE>AxisChangeEvent</CODE></A> is sent to all registered listeners.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>flag</CODE> - the flag.</DL>
</DD>
</DL>
<HR>

<A NAME="isPositiveArrowVisible()"><!-- --></A><H3>
isPositiveArrowVisible</H3>
<PRE>
public boolean <B>isPositiveArrowVisible</B>()</PRE>
<DL>
<DD>Returns a flag that controls whether or not the axis line has an arrow drawn that 
 points in the positive direction for the axis.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>A boolean.</DL>
</DD>
</DL>
<HR>

<A NAME="setPositiveArrowVisible(boolean)"><!-- --></A><H3>
setPositiveArrowVisible</H3>
<PRE>
public void <B>setPositiveArrowVisible</B>(boolean&nbsp;visible)</PRE>
<DL>
<DD>Sets a flag that controls whether or not the axis lines has an arrow drawn that
 points in the positive direction for the axis, and sends an <A HREF="../../../../org/jfree/chart/event/AxisChangeEvent.html" title="class in org.jfree.chart.event"><CODE>AxisChangeEvent</CODE></A>
 to all registered listeners.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>visible</CODE> - the flag.</DL>
</DD>
</DL>
<HR>

<A NAME="isNegativeArrowVisible()"><!-- --></A><H3>
isNegativeArrowVisible</H3>
<PRE>
public boolean <B>isNegativeArrowVisible</B>()</PRE>
<DL>
<DD>Returns a flag that controls whether or not the axis line has an arrow drawn that 
 points in the negative direction for the axis.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>A boolean.</DL>
</DD>
</DL>
<HR>

<A NAME="setNegativeArrowVisible(boolean)"><!-- --></A><H3>
setNegativeArrowVisible</H3>
<PRE>
public void <B>setNegativeArrowVisible</B>(boolean&nbsp;visible)</PRE>
<DL>
<DD>Sets a flag that controls whether or not the axis lines has an arrow drawn that
 points in the negative direction for the axis, and sends an <A HREF="../../../../org/jfree/chart/event/AxisChangeEvent.html" title="class in org.jfree.chart.event"><CODE>AxisChangeEvent</CODE></A>
 to all registered listeners.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>visible</CODE> - the flag.</DL>
</DD>
</DL>
<HR>

<A NAME="getUpArrow()"><!-- --></A><H3>
getUpArrow</H3>
<PRE>
public java.awt.Shape <B>getUpArrow</B>()</PRE>
<DL>
<DD>Returns a shape that can be displayed as an arrow pointing upwards at the end of 
 an axis line.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>A shape (never <code>null</code>).</DL>
</DD>
</DL>
<HR>

<A NAME="setUpArrow(java.awt.Shape)"><!-- --></A><H3>
setUpArrow</H3>
<PRE>
public void <B>setUpArrow</B>(java.awt.Shape&nbsp;arrow)</PRE>
<DL>
<DD>Sets the shape that can be displayed as an arrow pointing upwards at the end of an
 axis line and sends an <A HREF="../../../../org/jfree/chart/event/AxisChangeEvent.html" title="class in org.jfree.chart.event"><CODE>AxisChangeEvent</CODE></A> to all registered listeners.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>arrow</CODE> - the arrow shape (<code>null</code> not permitted).</DL>
</DD>
</DL>
<HR>

<A NAME="getDownArrow()"><!-- --></A><H3>
getDownArrow</H3>
<PRE>
public java.aw