imageworker.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

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Inverts the pixel values of the <A HREF="../../../../org/geotools/image/ImageWorker.html#image">image</A>.</TD>
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<CODE>&nbsp;<A HREF="../../../../org/geotools/image/ImageWorker.html" title="class in org.geotools.image">ImageWorker</A></CODE></FONT></TD>
<TD><CODE><B>ImageWorker.</B><B><A HREF="../../../../org/geotools/image/ImageWorker.html#mask(java.awt.image.RenderedImage, boolean, int)">mask</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/image/RenderedImage.html" title="class or interface in java.awt.image">RenderedImage</A>&nbsp;mask,
     boolean&nbsp;maskValue,
     int&nbsp;newValue)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Applies the specified mask over the current <A HREF="../../../../org/geotools/image/ImageWorker.html#image">image</A>. </TD>
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<CODE>&nbsp;<A HREF="../../../../org/geotools/image/ImageWorker.html" title="class in org.geotools.image">ImageWorker</A></CODE></FONT></TD>
<TD><CODE><B>ImageWorker.</B><B><A HREF="../../../../org/geotools/image/ImageWorker.html#addImage(java.awt.image.RenderedImage)">addImage</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/image/RenderedImage.html" title="class or interface in java.awt.image">RenderedImage</A>&nbsp;renderedImage)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 The Add operation takes two rendered or renderable source images, and
 adds every pair of pixels, one from each source image of the
 corresponding position and band. </TD>
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<CODE>&nbsp;<A HREF="../../../../org/geotools/image/ImageWorker.html" title="class in org.geotools.image">ImageWorker</A></CODE></FONT></TD>
<TD><CODE><B>ImageWorker.</B><B><A HREF="../../../../org/geotools/image/ImageWorker.html#multiplyConst(double[])">multiplyConst</A></B>(double[]&nbsp;inValues)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 The MultiplyConst operation takes one rendered or renderable image and an
 array of double constants, and multiplies every pixel of the same band of
 the source by the constant from the corresponding array entry. </TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/geotools/image/ImageWorker.html" title="class in org.geotools.image">ImageWorker</A></CODE></FONT></TD>
<TD><CODE><B>ImageWorker.</B><B><A HREF="../../../../org/geotools/image/ImageWorker.html#xorConst(int[])">xorConst</A></B>(int[]&nbsp;values)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 The xorConst operation takes one rendered or renderable image and an
 array of integer constants, and performs a bit-wise logical "xor" between
 every pixel in the same band of the source and the constant from the
 corresponding array entry. </TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/geotools/image/ImageWorker.html" title="class in org.geotools.image">ImageWorker</A></CODE></FONT></TD>
<TD><CODE><B>ImageWorker.</B><B><A HREF="../../../../org/geotools/image/ImageWorker.html#addTransparencyToIndexColorModel(java.awt.image.RenderedImage, boolean)">addTransparencyToIndexColorModel</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/image/RenderedImage.html" title="class or interface in java.awt.image">RenderedImage</A>&nbsp;alphaChannel,
                                 boolean&nbsp;errorDiffusion)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Adds transparency to a preexisting image whose color model is
 <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/image/IndexColorModel.html" title="class or interface in java.awt.image">index color model</A>. </TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/geotools/image/ImageWorker.html" title="class in org.geotools.image">ImageWorker</A></CODE></FONT></TD>
<TD><CODE><B>ImageWorker.</B><B><A HREF="../../../../org/geotools/image/ImageWorker.html#addTransparencyToIndexColorModel(java.awt.image.RenderedImage, boolean, int, boolean)">addTransparencyToIndexColorModel</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/image/RenderedImage.html" title="class or interface in java.awt.image">RenderedImage</A>&nbsp;alphaChannel,
                                 boolean&nbsp;translucent,
                                 int&nbsp;transparent,
                                 boolean&nbsp;errorDiffusion)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Adds transparency to a preexisting image whose color model is
 <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/image/IndexColorModel.html" title="class or interface in java.awt.image">index color model</A>. </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/geotools/image/ImageWorker.html" title="class in org.geotools.image">ImageWorker</A></CODE></FONT></TD>
<TD><CODE><B>ImageWorker.</B><B><A HREF="../../../../org/geotools/image/ImageWorker.html#tile()">tile</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If the was not already tiled, tile it. </TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/geotools/image/ImageWorker.html" title="class in org.geotools.image">ImageWorker</A></CODE></FONT></TD>
<TD><CODE><B>ImageWorker.</B><B><A HREF="../../../../org/geotools/image/ImageWorker.html#write(java.io.File)">write</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/File.html" title="class or interface in java.io">File</A>&nbsp;output)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Writes the <A HREF="../../../../org/geotools/image/ImageWorker.html#image">image</A> to the specified file. </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/geotools/image/ImageWorker.html" title="class in org.geotools.image">ImageWorker</A></CODE></FONT></TD>
<TD><CODE><B>ImageWorker.</B><B><A HREF="../../../../org/geotools/image/ImageWorker.html#writeGIF(java.lang.Object, java.lang.String, float)">writeGIF</A></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;destination,
         <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;compression,
         float&nbsp;compressionRate)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Writes outs the image contained into this <A HREF="../../../../org/geotools/image/ImageWorker.html" title="class in org.geotools.image"><CODE>ImageWorker</CODE></A> as a GIF
 using the provided destination , compression and compression rate.
 
 
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<CODE>&nbsp;<A HREF="../../../../org/geotools/image/ImageWorker.html" title="class in org.geotools.image">ImageWorker</A></CODE></FONT></TD>
<TD><CODE><B>ImageWorker.</B><B><A HREF="../../../../org/geotools/image/ImageWorker.html#show()">show</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Shows the current <A HREF="../../../../org/geotools/image/ImageWorker.html#image">image</A> in a window together with the
 operation chain as a <A HREF="http://java.sun.com/j2se/1.4/docs/api/javax/swing/JTree.html" title="class or interface in javax.swing">tree</A>. </TD>
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