categoryaxis.html

JFreeChart 9.20的文档 需要用JAVA在网页上做统计图的东东

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Clears the category label tooltips 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.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;java.lang.Object</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#clone()">clone</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Creates a clone of the axis.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#configure()">configure</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Configures the axis against the current plot.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;org.jfree.text.TextBlock</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#createLabel(java.lang.Comparable, float, org.jfree.ui.RectangleEdge, java.awt.Graphics2D)">createLabel</A></B>(java.lang.Comparable&nbsp;category,
            float&nbsp;width,
            org.jfree.ui.RectangleEdge&nbsp;edge,
            java.awt.Graphics2D&nbsp;g2)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Creates a label.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/jfree/chart/axis/AxisState.html" title="class in org.jfree.chart.axis">AxisState</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#draw(java.awt.Graphics2D, double, java.awt.geom.Rectangle2D, java.awt.geom.Rectangle2D, org.jfree.ui.RectangleEdge, org.jfree.chart.plot.PlotRenderingInfo)">draw</A></B>(java.awt.Graphics2D&nbsp;g2,
     double&nbsp;cursor,
     java.awt.geom.Rectangle2D&nbsp;plotArea,
     java.awt.geom.Rectangle2D&nbsp;dataArea,
     org.jfree.ui.RectangleEdge&nbsp;edge,
     <A HREF="../../../../org/jfree/chart/plot/PlotRenderingInfo.html" title="class in org.jfree.chart.plot">PlotRenderingInfo</A>&nbsp;plotState)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Draws the axis on a Java 2D graphics device (such as the screen or a printer).</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;<A HREF="../../../../org/jfree/chart/axis/AxisState.html" title="class in org.jfree.chart.axis">AxisState</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#drawCategoryLabels(java.awt.Graphics2D, java.awt.geom.Rectangle2D, java.awt.geom.Rectangle2D, org.jfree.ui.RectangleEdge, org.jfree.chart.axis.AxisState, org.jfree.chart.plot.PlotRenderingInfo)">drawCategoryLabels</A></B>(java.awt.Graphics2D&nbsp;g2,
                   java.awt.geom.Rectangle2D&nbsp;plotArea,
                   java.awt.geom.Rectangle2D&nbsp;dataArea,
                   org.jfree.ui.RectangleEdge&nbsp;edge,
                   <A HREF="../../../../org/jfree/chart/axis/AxisState.html" title="class in org.jfree.chart.axis">AxisState</A>&nbsp;state,
                   <A HREF="../../../../org/jfree/chart/plot/PlotRenderingInfo.html" title="class in org.jfree.chart.plot">PlotRenderingInfo</A>&nbsp;plotState)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Draws the category labels and returns the updated axis state.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#equals(java.lang.Object)">equals</A></B>(java.lang.Object&nbsp;obj)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Tests this axis for equality with an arbitrary object.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/jfree/chart/axis/CategoryLabelPosition.html" title="class in org.jfree.chart.axis">CategoryLabelPosition</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#getBottomCategoryLabelPosition()">getBottomCategoryLabelPosition</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use getCategoryLabelPositions().getLabelPosition(RectangleEdge.BOTTOM).</I></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;double</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#getCategoryEnd(int, int, java.awt.geom.Rectangle2D, org.jfree.ui.RectangleEdge)">getCategoryEnd</A></B>(int&nbsp;category,
               int&nbsp;categoryCount,
               java.awt.geom.Rectangle2D&nbsp;area,
               org.jfree.ui.RectangleEdge&nbsp;edge)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the end coordinate for the specified category.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;double</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#getCategoryJava2DCoordinate(org.jfree.chart.axis.CategoryAnchor, int, int, java.awt.geom.Rectangle2D, org.jfree.ui.RectangleEdge)">getCategoryJava2DCoordinate</A></B>(<A HREF="../../../../org/jfree/chart/axis/CategoryAnchor.html" title="class in org.jfree.chart.axis">CategoryAnchor</A>&nbsp;anchor,
                            int&nbsp;category,
                            int&nbsp;categoryCount,
                            java.awt.geom.Rectangle2D&nbsp;area,
                            org.jfree.ui.RectangleEdge&nbsp;edge)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the Java 2D coordinate for a category.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#getCategoryLabelPositionOffset()">getCategoryLabelPositionOffset</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the offset between the axis and the category labels (before label positioning 
 is taken into account).</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/jfree/chart/axis/CategoryLabelPositions.html" title="class in org.jfree.chart.axis">CategoryLabelPositions</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#getCategoryLabelPositions()">getCategoryLabelPositions</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the category label position specification (this contains label positioning info 
 for all four possible axis locations).</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;double</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#getCategoryMargin()">getCategoryMargin</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the category margin.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;double</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#getCategoryMiddle(int, int, java.awt.geom.Rectangle2D, org.jfree.ui.RectangleEdge)">getCategoryMiddle</A></B>(int&nbsp;category,
                  int&nbsp;categoryCount,
                  java.awt.geom.Rectangle2D&nbsp;area,
                  org.jfree.ui.RectangleEdge&nbsp;edge)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the middle coordinate for the specified category.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;double</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#getCategoryStart(int, int, java.awt.geom.Rectangle2D, org.jfree.ui.RectangleEdge)">getCategoryStart</A></B>(int&nbsp;category,
                 int&nbsp;categoryCount,
                 java.awt.geom.Rectangle2D&nbsp;area,
                 org.jfree.ui.RectangleEdge&nbsp;edge)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the starting coordinate for the specified category.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/jfree/chart/axis/CategoryLabelPosition.html" title="class in org.jfree.chart.axis">CategoryLabelPosition</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#getLeftCategoryLabelPosition()">getLeftCategoryLabelPosition</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use getCategoryLabelPositions().getLabelPosition(RectangleEdge.LEFT).</I></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;double</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#getLowerMargin()">getLowerMargin</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the lower margin for the axis.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;float</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#getMaxCategoryLabelWidthRatio()">getMaxCategoryLabelWidthRatio</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the category label width ratio.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/jfree/chart/axis/CategoryLabelPosition.html" title="class in org.jfree.chart.axis">CategoryLabelPosition</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#getRightCategoryLabelPosition()">getRightCategoryLabelPosition</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use getCategoryLabelPositions().getLabelPosition(RectangleEdge.RIGHT).</I></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#getSkipCategoryLabelsToFit()">getSkipCategoryLabelsToFit</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>No longer supported.</I></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/jfree/chart/axis/CategoryLabelPosition.html" title="class in org.jfree.chart.axis">CategoryLabelPosition</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#getTopCategoryLabelPosition()">getTopCategoryLabelPosition</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use getCategoryLabelPositions().getLabelPosition(RectangleEdge.TOP).</I></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;double</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#getUpperMargin()">getUpperMargin</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the upper margin for the axis.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#isVerticalCategoryLabels()">isVerticalCategoryLabels</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use the get/setXXXCategoryLabelPosition methods.</I></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;java.util.List</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#refreshTicks(java.awt.Graphics2D, org.jfree.chart.axis.AxisState, java.awt.geom.Rectangle2D, java.awt.geom.Rectangle2D, org.jfree.ui.RectangleEdge)">refreshTicks</A></B>(java.awt.Graphics2D&nbsp;g2,
             <A HREF="../../../../org/jfree/chart/axis/AxisState.html" title="class in org.jfree.chart.axis">AxisState</A>&nbsp;state,
             java.awt.geom.Rectangle2D&nbsp;plotArea,
             java.awt.geom.Rectangle2D&nbsp;dataArea,
             org.jfree.ui.RectangleEdge&nbsp;edge)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Creates a temporary list of ticks that can be used when drawing the axis.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#removeCategoryLabelToolTip(java.lang.Comparable)">removeCategoryLabelToolTip</A></B>(java.lang.Comparable&nbsp;category)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Removes the tooltip for the specified category 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.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/jfree/chart/axis/AxisSpace.html" title="class in org.jfree.chart.axis">AxisSpace</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/jfree/chart/axis/CategoryAxis.html#reserveSpace(java.awt.Graphics2D, org.jfree.chart.plot.Plot, java.awt.geom.Rectangle2D, org.jfree.ui.RectangleEdge, org.jfree.chart.axis.AxisSpace)">reserveSpace</A></B>(java.awt.Graphics2D&nbsp;g2,
             <A HREF="../../../../org/jfree/chart/plot/Plot.html" title="class in org.jfree.chart.plot">Plot</A>&nbsp;plot,
             java.awt.geom.Rectangle2D&nbsp;plotArea,
             org.jfree.ui.RectangleEdge&nbsp;edge,
             <A HREF="../../../../org/jfree/chart/axis/AxisSpace.html" title="class in org.jfree.chart.axis">AxisSpace</A>&nbsp;space)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Estimates the space required for the axis, given a specific drawing area.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">