chartutilities.html

jfreechart最新源代码

<DD><DL>
<DT><B>Parameters:</B><DD><CODE>file</CODE> - the file (<code>null</code> not permitted).<DD><CODE>chart</CODE> - the chart (<code>null</code> not permitted).<DD><CODE>width</CODE> - the image width.<DD><CODE>height</CODE> - the image height.<DD><CODE>info</CODE> - the chart rendering info (<code>null</code> permitted).<DD><CODE>encodeAlpha</CODE> - encode alpha?<DD><CODE>compression</CODE> - the PNG compression level (0-9).
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if there are any I/O errors.</DL>
</DD>
</DL>
<HR>

<A NAME="writeChartAsJPEG(java.io.OutputStream, org.jfree.chart.JFreeChart, int, int)"><!-- --></A><H3>
writeChartAsJPEG</H3>
<PRE>
public static void <A HREF="../../../src-html/org/jfree/chart/ChartUtilities.html#line.383"><B>writeChartAsJPEG</B></A>(java.io.OutputStream&nbsp;out,
                                    <A HREF="../../../org/jfree/chart/JFreeChart.html" title="class in org.jfree.chart">JFreeChart</A>&nbsp;chart,
                                    int&nbsp;width,
                                    int&nbsp;height)
                             throws java.io.IOException</PRE>
<DL>
<DD>Writes a chart to an output stream in JPEG format.  Please note that
 JPEG is a poor format for chart images, use PNG if possible.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>out</CODE> - the output stream (<code>null</code> not permitted).<DD><CODE>chart</CODE> - the chart (<code>null</code> not permitted).<DD><CODE>width</CODE> - the image width.<DD><CODE>height</CODE> - the image height.
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if there are any I/O errors.</DL>
</DD>
</DL>
<HR>

<A NAME="writeChartAsJPEG(java.io.OutputStream, float, org.jfree.chart.JFreeChart, int, int)"><!-- --></A><H3>
writeChartAsJPEG</H3>
<PRE>
public static void <A HREF="../../../src-html/org/jfree/chart/ChartUtilities.html#line.405"><B>writeChartAsJPEG</B></A>(java.io.OutputStream&nbsp;out,
                                    float&nbsp;quality,
                                    <A HREF="../../../org/jfree/chart/JFreeChart.html" title="class in org.jfree.chart">JFreeChart</A>&nbsp;chart,
                                    int&nbsp;width,
                                    int&nbsp;height)
                             throws java.io.IOException</PRE>
<DL>
<DD>Writes a chart to an output stream in JPEG format.  Please note that
 JPEG is a poor format for chart images, use PNG if possible.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>out</CODE> - the output stream (<code>null</code> not permitted).<DD><CODE>quality</CODE> - the quality setting.<DD><CODE>chart</CODE> - the chart (<code>null</code> not permitted).<DD><CODE>width</CODE> - the image width.<DD><CODE>height</CODE> - the image height.
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if there are any I/O errors.</DL>
</DD>
</DL>
<HR>

<A NAME="writeChartAsJPEG(java.io.OutputStream, org.jfree.chart.JFreeChart, int, int, org.jfree.chart.ChartRenderingInfo)"><!-- --></A><H3>
writeChartAsJPEG</H3>
<PRE>
public static void <A HREF="../../../src-html/org/jfree/chart/ChartUtilities.html#line.432"><B>writeChartAsJPEG</B></A>(java.io.OutputStream&nbsp;out,
                                    <A HREF="../../../org/jfree/chart/JFreeChart.html" title="class in org.jfree.chart">JFreeChart</A>&nbsp;chart,
                                    int&nbsp;width,
                                    int&nbsp;height,
                                    <A HREF="../../../org/jfree/chart/ChartRenderingInfo.html" title="class in org.jfree.chart">ChartRenderingInfo</A>&nbsp;info)
                             throws java.io.IOException</PRE>
<DL>
<DD>Writes a chart to an output stream in JPEG format. This method allows 
 you to pass in a <A HREF="../../../org/jfree/chart/ChartRenderingInfo.html" title="class in org.jfree.chart"><CODE>ChartRenderingInfo</CODE></A> object, to collect 
 information about the chart dimensions/entities.  You will need this 
 info if you want to create an HTML image map.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>out</CODE> - the output stream (<code>null</code> not permitted).<DD><CODE>chart</CODE> - the chart (<code>null</code> not permitted).<DD><CODE>width</CODE> - the image width.<DD><CODE>height</CODE> - the image height.<DD><CODE>info</CODE> - the chart rendering info (<code>null</code> permitted).
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if there are any I/O errors.</DL>
</DD>
</DL>
<HR>

<A NAME="writeChartAsJPEG(java.io.OutputStream, float, org.jfree.chart.JFreeChart, int, int, org.jfree.chart.ChartRenderingInfo)"><!-- --></A><H3>
writeChartAsJPEG</H3>
<PRE>
public static void <A HREF="../../../src-html/org/jfree/chart/ChartUtilities.html#line.462"><B>writeChartAsJPEG</B></A>(java.io.OutputStream&nbsp;out,
                                    float&nbsp;quality,
                                    <A HREF="../../../org/jfree/chart/JFreeChart.html" title="class in org.jfree.chart">JFreeChart</A>&nbsp;chart,
                                    int&nbsp;width,
                                    int&nbsp;height,
                                    <A HREF="../../../org/jfree/chart/ChartRenderingInfo.html" title="class in org.jfree.chart">ChartRenderingInfo</A>&nbsp;info)
                             throws java.io.IOException</PRE>
<DL>
<DD>Writes a chart to an output stream in JPEG format.  This method allows 
 you to pass in a <A HREF="../../../org/jfree/chart/ChartRenderingInfo.html" title="class in org.jfree.chart"><CODE>ChartRenderingInfo</CODE></A> object, to collect 
 information about the chart dimensions/entities.  You will need this 
 info if you want to create an HTML image map.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>out</CODE> - the output stream (<code>null</code> not permitted).<DD><CODE>quality</CODE> - the output quality (0.0f to 1.0f).<DD><CODE>chart</CODE> - the chart (<code>null</code> not permitted).<DD><CODE>width</CODE> - the image width.<DD><CODE>height</CODE> - the image height.<DD><CODE>info</CODE> - the chart rendering info (<code>null</code> permitted).
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if there are any I/O errors.</DL>
</DD>
</DL>
<HR>

<A NAME="saveChartAsJPEG(java.io.File, org.jfree.chart.JFreeChart, int, int)"><!-- --></A><H3>
saveChartAsJPEG</H3>
<PRE>
public static void <A HREF="../../../src-html/org/jfree/chart/ChartUtilities.html#line.488"><B>saveChartAsJPEG</B></A>(java.io.File&nbsp;file,
                                   <A HREF="../../../org/jfree/chart/JFreeChart.html" title="class in org.jfree.chart">JFreeChart</A>&nbsp;chart,
                                   int&nbsp;width,
                                   int&nbsp;height)
                            throws java.io.IOException</PRE>
<DL>
<DD>Saves a chart to a file in JPEG format.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>file</CODE> - the file (<code>null</code> not permitted).<DD><CODE>chart</CODE> - the chart (<code>null</code> not permitted).<DD><CODE>width</CODE> - the image width.<DD><CODE>height</CODE> - the image height.
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if there are any I/O errors.</DL>
</DD>
</DL>
<HR>

<A NAME="saveChartAsJPEG(java.io.File, float, org.jfree.chart.JFreeChart, int, int)"><!-- --></A><H3>
saveChartAsJPEG</H3>
<PRE>
public static void <A HREF="../../../src-html/org/jfree/chart/ChartUtilities.html#line.509"><B>saveChartAsJPEG</B></A>(java.io.File&nbsp;file,
                                   float&nbsp;quality,
                                   <A HREF="../../../org/jfree/chart/JFreeChart.html" title="class in org.jfree.chart">JFreeChart</A>&nbsp;chart,
                                   int&nbsp;width,
                                   int&nbsp;height)
                            throws java.io.IOException</PRE>
<DL>
<DD>Saves a chart to a file in JPEG format.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>file</CODE> - the file (<code>null</code> not permitted).<DD><CODE>quality</CODE> - the JPEG quality setting.<DD><CODE>chart</CODE> - the chart (<code>null</code> not permitted).<DD><CODE>width</CODE> - the image width.<DD><CODE>height</CODE> - the image height.
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if there are any I/O errors.</DL>
</DD>
</DL>
<HR>

<A NAME="saveChartAsJPEG(java.io.File, org.jfree.chart.JFreeChart, int, int, org.jfree.chart.ChartRenderingInfo)"><!-- --></A><H3>
saveChartAsJPEG</H3>
<PRE>
public static void <A HREF="../../../src-html/org/jfree/chart/ChartUtilities.html#line.534"><B>saveChartAsJPEG</B></A>(java.io.File&nbsp;file,
                                   <A HREF="../../../org/jfree/chart/JFreeChart.html" title="class in org.jfree.chart">JFreeChart</A>&nbsp;chart,
                                   int&nbsp;width,
                                   int&nbsp;height,
                                   <A HREF="../../../org/jfree/chart/ChartRenderingInfo.html" title="class in org.jfree.chart">ChartRenderingInfo</A>&nbsp;info)
                            throws java.io.IOException</PRE>
<DL>
<DD>Saves a chart to a file in JPEG format.  This method allows you to pass 
 in a <A HREF="../../../org/jfree/chart/ChartRenderingInfo.html" title="class in org.jfree.chart"><CODE>ChartRenderingInfo</CODE></A> object, to collect information about the 
 chart dimensions/entities.  You will need this info if you want to 
 create an HTML image map.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>file</CODE> - the file name (<code>null</code> not permitted).<DD><CODE>chart</CODE> - the chart (<code>null</code> not permitted).<DD><CODE>width</CODE> - the image width.<DD><CODE>height</CODE> - the image height.<DD><CODE>info</CODE> - the chart rendering info (<code>null</code> permitted).
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if there are any I/O errors.</DL>
</DD>
</DL>
<HR>

<A NAME="saveChartAsJPEG(java.io.File, float, org.jfree.chart.JFreeChart, int, int, org.jfree.chart.ChartRenderingInfo)"><!-- --></A><H3>
saveChartAsJPEG</H3>
<PRE>
public static void <A HREF="../../../src-html/org/jfree/chart/ChartUtilities.html#line.568"><B>saveChartAsJPEG</B></A>(java.io.File&nbsp;file,
                                   float&nbsp;quality,
                                   <A HREF="../../../org/jfree/chart/JFreeChart.html" title="class in org.jfree.chart">JFreeChart</A>&nbsp;chart,
                                   int&nbsp;width,
                                   int&nbsp;height,
                                   <A HREF="../../../org/jfree/chart/ChartRenderingInfo.html" title="class in org.jfree.chart">ChartRenderingInfo</A>&nbsp;info)
                            throws java.io.IOException</PRE>
<DL>
<DD>Saves a chart to a file in JPEG format.  This method allows you to pass 
 in a <A HREF="../../../org/jfree/chart/ChartRenderingInfo.html" title="class in org.jfree.chart"><CODE>ChartRenderingInfo</CODE></A> object, to collect information about the 
 chart dimensions/entities.  You will need this info if you want to 
 create an HTML image map.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>file</CODE> - the file name (<code>null</code> not permitted).<DD><CODE>quality</CODE> - the quality setting.<DD><CODE>chart</CODE> - the chart (<code>null</code> not permitted).<DD><CODE>width</CODE> - the image width.<DD><CODE>height</CODE> - the image height.<DD><CODE>info</CODE> - the chart rendering info (<code>null</code> permitted).
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if there are any I/O errors.</DL>
</DD>
</DL>
<HR>

<A NAME="writeBufferedImageAsJPEG(java.io.OutputStream, java.awt.image.BufferedImage)"><!-- --></A><H3>
writeBufferedImageAsJPEG</H3>
<PRE>
public static void <A HREF="../../../src-html/org/jfree/chart/ChartUtilities.html#line.596"><B>writeBufferedImageAsJPEG</B></A>(java.io.OutputStream&nbsp;out,
                                            java.awt.image.BufferedImage&nbsp;image)
                                     throws java.io.IOException</PRE>
<DL>
<DD>Writes a <CODE>BufferedImage</CODE> to an output stream in JPEG format.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>out</CODE> - the output stream (<code>null</code> not permitted).<DD><CODE>image</CODE> - the image (<code>null</code> not permitted).
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if there are any I/O errors.</DL>
</DD>
</DL>
<HR>

<A NAME="writeBufferedImageAsJPEG(java.io.OutputStream, float, java.awt.image.BufferedImage)"><!-- --></A><H3>
writeBufferedImageAsJPEG</H3>
<PRE>
public static void <A HREF="../../../src-html/org/jfree/chart/ChartUtilities.html#line.614"><B>writeBufferedImageAsJPEG</B></A>(java.io.OutputStream&nbsp;out,
                                            float&nbsp;quality,
                                            java.awt.image.BufferedImage&nbsp;image)
                                     throws java.io.IOException</PRE>
<DL>
<DD>Writes a <CODE>BufferedImage</CODE> to an output stream in JPEG format.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>out</CODE> - the output stream (<code>null</code> not permitted).<DD><CODE>quality</CODE> - the image quality (0.0f to 1.0f).<DD><CODE>image</CODE> - the image (<code>null</code> not permitted).
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if there are any I/O errors.</DL>