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Contour (Javadocs: opencv_processing)
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gab.opencv</FONT>
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Class Contour</H2>
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<PRE>
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<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</A>
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<IMG SRC="../../resources/inherit.gif" ALT="extended by "><B>gab.opencv.Contour</B>
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</PRE>
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<DT><PRE>public class <B>Contour</B><DT>extends <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></DL>
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<B>Field Summary</B></FONT></TH>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> MatOfPoint</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../gab/opencv/Contour.html#pointMat">pointMat</A></B></CODE>
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<BR>
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<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<B>Constructor Summary</B></FONT></TH>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD><CODE><B><A HREF="../../gab/opencv/Contour.html#Contour(processing.core.PApplet, MatOfPoint)">Contour</A></B>(<A HREF="http://processing.googlecode.com/svn/trunk/processing/build/javadoc/core/processing/core/PApplet.html?is-external=true" title="class or interface in processing.core">PApplet</A> parent,
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MatOfPoint mat)</CODE>
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<BR>
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</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD><CODE><B><A HREF="../../gab/opencv/Contour.html#Contour(processing.core.PApplet, MatOfPoint2f)">Contour</A></B>(<A HREF="http://processing.googlecode.com/svn/trunk/processing/build/javadoc/core/processing/core/PApplet.html?is-external=true" title="class or interface in processing.core">PApplet</A> parent,
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MatOfPoint2f mat)</CODE>
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<BR>
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<!-- ========== METHOD SUMMARY =========== -->
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> float</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../gab/opencv/Contour.html#area()">area</A></B>()</CODE>
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<BR>
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The area of the Contour's bounding box.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> boolean</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../gab/opencv/Contour.html#containsPoint(int, int)">containsPoint</A></B>(int x,
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int y)</CODE>
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<BR>
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Check if the Contour contains a given x-y point.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> void</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../gab/opencv/Contour.html#draw()">draw</A></B>()</CODE>
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<BR>
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Draw the Contour as a closed shape with one vertex per-point.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/awt/Rectangle.html?is-external=true" title="class or interface in java.awt">Rectangle</A></CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../gab/opencv/Contour.html#getBoundingBox()">getBoundingBox</A></B>()</CODE>
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<BR>
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Get the bounding box for the Contour.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> <A HREF="../../gab/opencv/Contour.html" title="class in gab.opencv">Contour</A></CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../gab/opencv/Contour.html#getConvexHull()">getConvexHull</A></B>()</CODE>
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<BR>
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Calculate a convex hull from the current Contour.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util">ArrayList</A><<A HREF="http://processing.googlecode.com/svn/trunk/processing/build/javadoc/core/processing/core/PVector.html?is-external=true" title="class or interface in processing.core">PVector</A>></CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../gab/opencv/Contour.html#getPoints()">getPoints</A></B>()</CODE>
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<BR>
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Get the points that make up the Contour.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> <A HREF="../../gab/opencv/Contour.html" title="class in gab.opencv">Contour</A></CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../gab/opencv/Contour.html#getPolygonApproximation()">getPolygonApproximation</A></B>()</CODE>
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<BR>
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Get a new Contour that results from calculating
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the polygon approximation of the current Contour.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> double</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../gab/opencv/Contour.html#getPolygonApproximationFactor()">getPolygonApproximationFactor</A></B>()</CODE>
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<BR>
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Access the current polygonApproximationFactor.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> void</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../gab/opencv/Contour.html#loadPoints(Point[])">loadPoints</A></B>(Point[] pts)</CODE>
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<BR>
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</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../gab/opencv/Contour.html#numPoints()">numPoints</A></B>()</CODE>
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<BR>
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The number of points in the Contour.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> void</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../gab/opencv/Contour.html#setPolygonApproximationFactor(double)">setPolygonApproximationFactor</A></B>(double polygonApproximationFactor)</CODE>
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<BR>
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The polygonApproximationFactor is used to determine
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how strictly to follow a curvy polygon when converting
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it into a simpler polygon with getPolygonApproximation().</TD>
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</TR>
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</TABLE>
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<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
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<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
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<TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></B></TH>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD>
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<P>
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<!-- ============ FIELD DETAIL =========== -->
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<A NAME="field_detail"><!-- --></A>
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<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
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<B>Field Detail</B></FONT></TH>
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</TABLE>
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<A NAME="pointMat"><!-- --></A><H3>
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pointMat</H3>
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<PRE>
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public MatOfPoint <B>pointMat</B></PRE>
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<DL>
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<DL>
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</DL>
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</DL>
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<!-- ========= CONSTRUCTOR DETAIL ======== -->
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<A NAME="constructor_detail"><!-- --></A>
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<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
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<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
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<B>Constructor Detail</B></FONT></TH>
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</TR>
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</TABLE>
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<A NAME="Contour(processing.core.PApplet, MatOfPoint)"><!-- --></A><H3>
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Contour</H3>
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<PRE>
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public <B>Contour</B>(<A HREF="http://processing.googlecode.com/svn/trunk/processing/build/javadoc/core/processing/core/PApplet.html?is-external=true" title="class or interface in processing.core">PApplet</A> parent,
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MatOfPoint mat)</PRE>
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<DL>
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</DL>
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<HR>
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<A NAME="Contour(processing.core.PApplet, MatOfPoint2f)"><!-- --></A><H3>
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Contour</H3>
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<PRE>
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public <B>Contour</B>(<A HREF="http://processing.googlecode.com/svn/trunk/processing/build/javadoc/core/processing/core/PApplet.html?is-external=true" title="class or interface in processing.core">PApplet</A> parent,
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MatOfPoint2f mat)</PRE>
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<DL>
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</DL>
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<!-- ============ METHOD DETAIL ========== -->
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<A NAME="method_detail"><!-- --></A>
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<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
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<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
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<B>Method Detail</B></FONT></TH>
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</TR>
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</TABLE>
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<A NAME="loadPoints(Point[])"><!-- --></A><H3>
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loadPoints</H3>
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<PRE>
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public void <B>loadPoints</B>(Point[] pts)</PRE>
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<DL>
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<DD><DL>
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</DL>
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</DD>
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</DL>
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<HR>
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<A NAME="containsPoint(int, int)"><!-- --></A><H3>
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containsPoint</H3>
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<PRE>
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public boolean <B>containsPoint</B>(int x,
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int y)</PRE>
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<DL>
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<DD>Check if the Contour contains a given x-y point.
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Particularly, useful for interaction via mouseX and mouseY.
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<P>
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<DD><DL>
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<DT><B>Parameters:</B><DD><CODE>x</CODE> - <DD><CODE>y</CODE> -
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<DT><B>Returns:</B><DD>boolean</DL>
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</DD>
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</DL>
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<HR>
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<A NAME="setPolygonApproximationFactor(double)"><!-- --></A><H3>
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setPolygonApproximationFactor</H3>
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<PRE>
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public void <B>setPolygonApproximationFactor</B>(double polygonApproximationFactor)</PRE>
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<DL>
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<DD>The polygonApproximationFactor is used to determine
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how strictly to follow a curvy polygon when converting
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it into a simpler polygon with getPolygonApproximation().
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For advanced use only. Set to a sane value by default.
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<P>
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<DD><DL>
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<DT><B>Parameters:</B><DD><CODE>polygonApproximationFactor,</CODE> - a double</DL>
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</DD>
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</DL>
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<HR>
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<A NAME="getPolygonApproximationFactor()"><!-- --></A><H3>
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getPolygonApproximationFactor</H3>
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<PRE>
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public double <B>getPolygonApproximationFactor</B>()</PRE>
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<DL>
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<DD>Access the current polygonApproximationFactor. The polygonApproximationFactor
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is used to determine how strictly to follow a curvy polygon when converting
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it into a simpler polygon with getPolygonApproximation().
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<P>
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<DD><DL>
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<DT><B>Returns:</B><DD>polygonApproximationFactor, a double</DL>
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</DD>
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</DL>
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<HR>
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<A NAME="getPolygonApproximation()"><!-- --></A><H3>
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getPolygonApproximation</H3>
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<PRE>
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public <A HREF="../../gab/opencv/Contour.html" title="class in gab.opencv">Contour</A> <B>getPolygonApproximation</B>()</PRE>
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<DL>
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<DD>Get a new Contour that results from calculating
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the polygon approximation of the current Contour.
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The tightness of the approximation is set by the polygonApproximationFactor,
|
|
See setPolygonApproximationFactor() and getPolygonApproximationFactor().
|
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<P>
|
|
<DD><DL>
|
|
|
|
<DT><B>Returns:</B><DD></DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getConvexHull()"><!-- --></A><H3>
|
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getConvexHull</H3>
|
|
<PRE>
|
|
public <A HREF="../../gab/opencv/Contour.html" title="class in gab.opencv">Contour</A> <B>getConvexHull</B>()</PRE>
|
|
<DL>
|
|
<DD>Calculate a convex hull from the current Contour.
|
|
Returns a new Contour representing the convex hull.
|
|
<P>
|
|
<DD><DL>
|
|
|
|
<DT><B>Returns:</B><DD>Contour</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="draw()"><!-- --></A><H3>
|
|
draw</H3>
|
|
<PRE>
|
|
public void <B>draw</B>()</PRE>
|
|
<DL>
|
|
<DD>Draw the Contour as a closed shape with one vertex per-point.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getPoints()"><!-- --></A><H3>
|
|
getPoints</H3>
|
|
<PRE>
|
|
public <A HREF="http://java.sun.com/javase/6/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util">ArrayList</A><<A HREF="http://processing.googlecode.com/svn/trunk/processing/build/javadoc/core/processing/core/PVector.html?is-external=true" title="class or interface in processing.core">PVector</A>> <B>getPoints</B>()</PRE>
|
|
<DL>
|
|
<DD>Get the points that make up the Contour.
|
|
<P>
|
|
<DD><DL>
|
|
|
|
<DT><B>Returns:</B><DD>ArrayList<PVector> points</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="numPoints()"><!-- --></A><H3>
|
|
numPoints</H3>
|
|
<PRE>
|
|
public int <B>numPoints</B>()</PRE>
|
|
<DL>
|
|
<DD>The number of points in the Contour.
|
|
<P>
|
|
<DD><DL>
|
|
|
|
<DT><B>Returns:</B><DD>int</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getBoundingBox()"><!-- --></A><H3>
|
|
getBoundingBox</H3>
|
|
<PRE>
|
|
public <A HREF="http://java.sun.com/javase/6/docs/api/java/awt/Rectangle.html?is-external=true" title="class or interface in java.awt">Rectangle</A> <B>getBoundingBox</B>()</PRE>
|
|
<DL>
|
|
<DD>Get the bounding box for the Contour.
|
|
<P>
|
|
<DD><DL>
|
|
|
|
<DT><B>Returns:</B><DD>A java.awt.Rectangle</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="area()"><!-- --></A><H3>
|
|
area</H3>
|
|
<PRE>
|
|
public float <B>area</B>()</PRE>
|
|
<DL>
|
|
<DD>The area of the Contour's bounding box. In most cases, this is a good approximation for the Contour's area.
|
|
<P>
|
|
<DD><DL>
|
|
|
|
<DT><B>Returns:</B><DD>float area</DL>
|
|
</DD>
|
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</DL>
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Processing library opencv_processing by Greg Borenstein. (c) 2013
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