gridcoverage2d.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

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<TD><B>Fields inherited from class <A HREF="../../../../org/geotools/coverage/grid/AbstractGridCoverage.html" title="class in org.geotools.coverage.grid">AbstractGridCoverage</A></B></TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../org/geotools/coverage/grid/AbstractGridCoverage.html#LOGGER">LOGGER</A></CODE></TD>
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&nbsp;<A NAME="fields_inherited_from_class_AbstractCoverage"><!-- --></A>
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<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Fields inherited from class <A HREF="../../../../org/geotools/coverage/AbstractCoverage.html" title="class in org.geotools.coverage">AbstractCoverage</A></B></TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../org/geotools/coverage/AbstractCoverage.html#crs">crs</A></CODE></TD>
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&nbsp;<A NAME="fields_inherited_from_class_PropertySourceImpl"><!-- --></A>
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<TD><B>Fields inherited from class <A HREF="http://java.sun.com/products/java-media/jai/forDevelopers/jai-apidocs/javax/media/jai/PropertySourceImpl.html" title="class or interface in javax.media.jai">PropertySourceImpl</A></B></TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="http://java.sun.com/products/java-media/jai/forDevelopers/jai-apidocs/javax/media/jai/PropertySourceImpl.html#cachedPropertyNames" title="class or interface in javax.media.jai">cachedPropertyNames</A>, <A HREF="http://java.sun.com/products/java-media/jai/forDevelopers/jai-apidocs/javax/media/jai/PropertySourceImpl.html#properties" title="class or interface in javax.media.jai">properties</A>, <A HREF="http://java.sun.com/products/java-media/jai/forDevelopers/jai-apidocs/javax/media/jai/PropertySourceImpl.html#propertySources" title="class or interface in javax.media.jai">propertySources</A></CODE></TD>
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<!-- ======== CONSTRUCTOR SUMMARY ======== -->

<A NAME="constructor_summary"><!-- --></A>
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<TD COLSPAN=2><FONT SIZE="+2">
<B>Constructor Summary</B></FONT></TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected </CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html#GridCoverage2D(java.lang.CharSequence, org.geotools.coverage.grid.GridCoverage2D)">GridCoverage2D</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/CharSequence.html" title="class or interface in java.lang">CharSequence</A>&nbsp;name,
               <A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html" title="class in org.geotools.coverage.grid">GridCoverage2D</A>&nbsp;coverage)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Construct a new grid coverage with the same parameter than the specified
 coverage. </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected </CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html#GridCoverage2D(java.lang.CharSequence, javax.media.jai.PlanarImage, org.geotools.coverage.grid.GridGeometry2D, org.geotools.coverage.GridSampleDimension[], org.opengis.coverage.grid.GridCoverage[], java.util.Map)">GridCoverage2D</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/CharSequence.html" title="class or interface in java.lang">CharSequence</A>&nbsp;name,
               <A HREF="http://java.sun.com/products/java-media/jai/forDevelopers/jai-apidocs/javax/media/jai/PlanarImage.html" title="class or interface in javax.media.jai">PlanarImage</A>&nbsp;image,
               <A HREF="../../../../org/geotools/coverage/grid/GridGeometry2D.html" title="class in org.geotools.coverage.grid">GridGeometry2D</A>&nbsp;gridGeometry,
               <A HREF="../../../../org/geotools/coverage/GridSampleDimension.html" title="class in org.geotools.coverage">GridSampleDimension</A>[]&nbsp;bands,
               GridCoverage[]&nbsp;sources,
               <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Map.html" title="class or interface in java.util">Map</A>&nbsp;properties)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Constructs a grid coverage with the specified <A HREF="../../../../org/geotools/coverage/grid/GridGeometry2D.html" title="class in org.geotools.coverage.grid">grid geometry</A> and
 <A HREF="../../../../org/geotools/coverage/GridSampleDimension.html" title="class in org.geotools.coverage">sample dimensions</A>. </TD>
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<!-- ========== METHOD SUMMARY =========== -->

<A NAME="method_summary"><!-- --></A>
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<B>Method Summary</B></FONT></TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;<A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html" title="class in org.geotools.coverage.grid">GridCoverage2D</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html#createGeophysics(boolean)">createGeophysics</A></B>(boolean&nbsp;geo)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Invoked by <A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html#geophysics(boolean)"><CODE>geophysics(boolean)</CODE></A> when the packed or geophysics companion of this
 grid coverage need to be created. </TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html#evaluate(org.opengis.spatialschema.geometry.DirectPosition)">evaluate</A></B>(DirectPosition&nbsp;point)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the value vector for a given point in the coverage.
 </TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;byte[]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html#evaluate(org.opengis.spatialschema.geometry.DirectPosition, byte[])">evaluate</A></B>(DirectPosition&nbsp;coord,
         byte[]&nbsp;dest)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a sequence of byte values for a given point in the coverage.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;double[]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html#evaluate(org.opengis.spatialschema.geometry.DirectPosition, double[])">evaluate</A></B>(DirectPosition&nbsp;coord,
         double[]&nbsp;dest)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a sequence of double values for a given point in the coverage.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;float[]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html#evaluate(org.opengis.spatialschema.geometry.DirectPosition, float[])">evaluate</A></B>(DirectPosition&nbsp;coord,
         float[]&nbsp;dest)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a sequence of float values for a given point in the coverage.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;int[]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html#evaluate(org.opengis.spatialschema.geometry.DirectPosition, int[])">evaluate</A></B>(DirectPosition&nbsp;coord,
         int[]&nbsp;dest)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a sequence of integer values for a given point in the coverage.</TD>
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<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/geotools/coverage/grid/GridCoverage2D.html#evaluate(java.awt.geom.Point2D, double[])">evaluate</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/geom/Point2D.html" title="class or interface in java.awt.geom">Point2D</A>&nbsp;coord,
         double[]&nbsp;dest)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a sequence of double values for a given two-dimensional point in the coverage.</TD>
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<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/geotools/coverage/grid/GridCoverage2D.html#evaluate(java.awt.geom.Point2D, float[])">evaluate</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/geom/Point2D.html" title="class or interface in java.awt.geom">Point2D</A>&nbsp;coord,
         float[]&nbsp;dest)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a sequence of float values for a given two-dimensional point in the coverage.</TD>
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<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/geotools/coverage/grid/GridCoverage2D.html#evaluate(java.awt.geom.Point2D, int[])">evaluate</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/geom/Point2D.html" title="class or interface in java.awt.geom">Point2D</A>&nbsp;coord,
         int[]&nbsp;dest)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a sequence of integer values for a given two-dimensional point in the coverage.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html" title="class in org.geotools.coverage.grid">GridCoverage2D</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html#geophysics(boolean)">geophysics</A></B>(boolean&nbsp;geo)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If , returns the geophysics companion of this grid coverage. </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;CoordinateReferenceSystem</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html#getCoordinateReferenceSystem2D()">getCoordinateReferenceSystem2D</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the two-dimensional part of this grid coverage CRS. </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html#getDebugString(org.opengis.spatialschema.geometry.DirectPosition)">getDebugString</A></B>(DirectPosition&nbsp;coord)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a debug string for the specified coordinate.   </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;Envelope</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html#getEnvelope()">getEnvelope</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the bounding box for the coverage domain in coordinate reference system coordinates.
 </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/geometry/Envelope2D.html" title="class in org.geotools.geometry">Envelope2D</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html#getEnvelope2D()">getEnvelope2D</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the two-dimensional bounding box for the coverage domain in coordinate reference
 system coordinates. </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;GridGeometry</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html#getGridGeometry()">getGridGeometry</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns information for the grid coverage geometry. </TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="http://java.sun.com/products/java-media/jai/forDevelopers/jai-apidocs/javax/media/jai/Interpolation.html" title="class or interface in javax.media.jai">Interpolation</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/grid/GridCoverage2D.html#getInterpolation()">getInterpolation</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the interpolation used for all  methods.