numbergraduation.html

Geotools是一个开源的Java GIS工具包,可利用它来开发符合标准的地理信息系统。Geotools提供了OGC(Open Geospatial Consortium)规范的一个实现来作为他们的

getMaximum</H3>
<PRE>
public double <B>getMaximum</B>()</PRE>
<DL>
<DD>Returns the maximal value for this graduation.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>The maximal value in <A HREF="../../../org/geotools/axis/AbstractGraduation.html#getUnit()"><CODE>AbstractGraduation.getUnit()</CODE></A> units.<DT><B>See Also:</B><DD><A HREF="../../../org/geotools/axis/NumberGraduation.html#setMaximum(double)"><CODE>setMaximum(double)</CODE></A>, 
<A HREF="../../../org/geotools/axis/NumberGraduation.html#getMinimum()"><CODE>getMinimum()</CODE></A>, 
<A HREF="../../../org/geotools/axis/NumberGraduation.html#getRange()"><CODE>getRange()</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="getRange()"><!-- --></A><H3>
getRange</H3>
<PRE>
public double <B>getRange</B>()</PRE>
<DL>
<DD>Returns the graduation's range. This is equivalents to computing
 <code><A HREF="../../../org/geotools/axis/NumberGraduation.html#getMaximum()"><CODE>getMaximum()</CODE></A>-<A HREF="../../../org/geotools/axis/NumberGraduation.html#getMinimum()"><CODE>getMinimum()</CODE></A></code>.
<P>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="setRange(double, double, javax.units.Unit)"><!-- --></A><H3>
setRange</H3>
<PRE>
public void <B>setRange</B>(double&nbsp;min,
                     double&nbsp;max,
                     <A HREF="http://jsr-108.sourceforge.net/javadoc/javax/units/Unit.html" title="class or interface in javax.units">Unit</A>&nbsp;unit)</PRE>
<DL>
<DD>Sets the graduation's minimum, maximum and units. This method will fire property change
 events for ,  and  property names.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="setUnit(javax.units.Unit)"><!-- --></A><H3>
setUnit</H3>
<PRE>
public void <B>setUnit</B>(<A HREF="http://jsr-108.sourceforge.net/javadoc/javax/units/Unit.html" title="class or interface in javax.units">Unit</A>&nbsp;newUnit)
             throws <A HREF="http://jsr-108.sourceforge.net/javadoc/javax/units/ConversionException.html" title="class or interface in javax.units">ConversionException</A></PRE>
<DL>
<DD>Changes the graduation's units. This method will automatically convert minimum and
 maximum values from the old units to the new one.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../org/geotools/axis/AbstractGraduation.html#setUnit(javax.units.Unit)">setUnit</A></CODE> in class <CODE><A HREF="../../../org/geotools/axis/AbstractGraduation.html" title="class in org.geotools.axis">AbstractGraduation</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>newUnit</CODE> - The new units, or  if unknow.
        If null, minimum and maximum values are not converted.
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://jsr-108.sourceforge.net/javadoc/javax/units/ConversionException.html" title="class or interface in javax.units">ConversionException</A></CODE> - if units are not convertible.</DL>
</DD>
</DL>
<HR>

<A NAME="getFormat()"><!-- --></A><H3>
getFormat</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/text/Format.html" title="class or interface in java.text">Format</A> <B>getFormat</B>()</PRE>
<DL>
<DD>Returns the format to use for formatting labels. The format really used by
 <A HREF="../../../org/geotools/axis/TickIterator.html#currentLabel()"><CODE>TickIterator.currentLabel()</CODE></A> may not be the same. For example, some
 iterators may adjust automatically the number of fraction digits.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getTickIterator(java.awt.RenderingHints, org.geotools.axis.TickIterator)"><!-- --></A><H3>
getTickIterator</H3>
<PRE>
public <A HREF="../../../org/geotools/axis/TickIterator.html" title="interface in org.geotools.axis">TickIterator</A> <B>getTickIterator</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/RenderingHints.html" title="class or interface in java.awt">RenderingHints</A>&nbsp;hints,
                                    <A HREF="../../../org/geotools/axis/TickIterator.html" title="interface in org.geotools.axis">TickIterator</A>&nbsp;reuse)</PRE>
<DL>
<DD>Returns an iterator object that iterates along the graduation ticks and provides access to
 the graduation values. If an optional <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/RenderingHints.html" title="class or interface in java.awt"><CODE>RenderingHints</CODE></A> is specified, tick locations are
 adjusted according values for <A HREF="../../../org/geotools/axis/Graduation.html#VISUAL_AXIS_LENGTH"><CODE>Graduation.VISUAL_AXIS_LENGTH</CODE></A> and <A HREF="../../../org/geotools/axis/Graduation.html#VISUAL_TICK_SPACING"><CODE>Graduation.VISUAL_TICK_SPACING</CODE></A>
 keys.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>hints</CODE> - Rendering hints, or  for the default hints.<DD><CODE>reuse</CODE> - An iterator to reuse if possible, or  to create a new one. A
         non-null object may help to reduce the number of object garbage-collected when
         rendering the axis.
<DT><B>Returns:</B><DD>A iterator to use for iterating through the graduation. This
         iterator may or may not be the  object.</DL>
</DD>
</DL>
<HR>

<A NAME="equals(java.lang.Object)"><!-- --></A><H3>
equals</H3>
<PRE>
public boolean <B>equals</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>&nbsp;object)</PRE>
<DL>
<DD>Compares this graduation with the specified object for equality.
 This method do not compare registered listeners.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../org/geotools/axis/AbstractGraduation.html#equals(java.lang.Object)">equals</A></CODE> in class <CODE><A HREF="../../../org/geotools/axis/AbstractGraduation.html" title="class in org.geotools.axis">AbstractGraduation</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="hashCode()"><!-- --></A><H3>
hashCode</H3>
<PRE>
public int <B>hashCode</B>()</PRE>
<DL>
<DD>Returns a hash value for this graduation.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../org/geotools/axis/AbstractGraduation.html#hashCode()">hashCode</A></CODE> in class <CODE><A HREF="../../../org/geotools/axis/AbstractGraduation.html" title="class in org.geotools.axis">AbstractGraduation</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
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