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JOTAbstractImage
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net.jot.image</FONT>
<BR>
Class JOTAbstractImage</H2>
<PRE>
java.lang.Object
<IMG SRC="../../../resources/inherit.gif" ALT="extended by "><B>net.jot.image.JOTAbstractImage</B>
</PRE>
<DL>
<DT><B>Direct Known Subclasses:</B> <DD><A HREF="../../../net/jot/captcha/JOTCaptchaImage.html" title="class in net.jot.captcha">JOTCaptchaImage</A></DD>
</DL>
<HR>
<DL>
<DT><PRE>public class <B>JOTAbstractImage</B><DT>extends java.lang.Object</DL>
</PRE>
<P>
Represent an image data in a plain format, decoupled from storage format and AWT.
Data is stored in simple byteArray, RGBA(4 ints per pixel) ~ potentially a memory hog.
<P>
<P>
<DL>
<DT><B>Author:</B></DT>
<DD>thibautc</DD>
</DL>
<HR>
<P>
<!-- =========== FIELD SUMMARY =========== -->
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../net/jot/image/JOTAbstractImage.html#ALPHA_SUPPORT_NONE">ALPHA_SUPPORT_NONE</A></B></CODE>
<BR>
Default: Alpha values are ignored, but much faster perfomance</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../net/jot/image/JOTAbstractImage.html#ALPHA_SUPPORT_SIMPLE_BLEND">ALPHA_SUPPORT_SIMPLE_BLEND</A></B></CODE>
<BR>
If a pixel is set a new color, we will mix the new color with the old one.</TD>
</TR>
</TABLE>
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../net/jot/image/JOTAbstractImage.html#JOTAbstractImage(int, int)">JOTAbstractImage</A></B>(int width,
int height)</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../net/jot/image/JOTAbstractImage.html#JOTAbstractImage(int, int, int)">JOTAbstractImage</A></B>(int width,
int height,
int alphaSupport)</CODE>
<BR>
</TD>
</TR>
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<!-- ========== METHOD SUMMARY =========== -->
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<B>Method Summary</B></FONT></TH>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../net/jot/image/JOTAbstractImage.html#drawFilledRectangle(int, int, int, int, net.jot.image.JOTAbstractPixel)">drawFilledRectangle</A></B>(int x,
int y,
int x2,
int y2,
<A HREF="../../../net/jot/image/JOTAbstractPixel.html" title="class in net.jot.image">JOTAbstractPixel</A> pixel)</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../net/jot/image/JOTAbstractImage.html#drawHorizontalLine(int, int, int, int, net.jot.image.JOTAbstractPixel)">drawHorizontalLine</A></B>(int lineThickness,
int x,
int x2,
int y,
<A HREF="../../../net/jot/image/JOTAbstractPixel.html" title="class in net.jot.image">JOTAbstractPixel</A> pixel)</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../net/jot/image/JOTAbstractImage.html#drawLine(int, int, int, int, int, net.jot.image.JOTAbstractPixel)">drawLine</A></B>(int lineThickness,
int x,
int y,
int x2,
int y2,
<A HREF="../../../net/jot/image/JOTAbstractPixel.html" title="class in net.jot.image">JOTAbstractPixel</A> pixel)</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../net/jot/image/JOTAbstractImage.html#drawRectangle(int, int, int, int, int, net.jot.image.JOTAbstractPixel)">drawRectangle</A></B>(int lineThickness,
int x,
int y,
int x2,
int y2,
<A HREF="../../../net/jot/image/JOTAbstractPixel.html" title="class in net.jot.image">JOTAbstractPixel</A> pixel)</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../net/jot/image/JOTAbstractImage.html#drawVerticalLine(int, int, int, int, net.jot.image.JOTAbstractPixel)">drawVerticalLine</A></B>(int lineThickness,
int x,
int y,
int y2,
<A HREF="../../../net/jot/image/JOTAbstractPixel.html" title="class in net.jot.image">JOTAbstractPixel</A> pixel)</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../net/jot/image/JOTAbstractImage.html#fillImage(net.jot.image.JOTAbstractPixel)">fillImage</A></B>(<A HREF="../../../net/jot/image/JOTAbstractPixel.html" title="class in net.jot.image">JOTAbstractPixel</A> pixel)</CODE>
<BR>
fill the whole image with the same pixel
ie: set a background</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../net/jot/image/JOTAbstractImage.html#getColorDepth(long)">getColorDepth</A></B>(long maxColors)</CODE>
<BR>
return the color depth in bits (ie: how big the palette needs to be)
ie:
1: 2 colors or less
4: 16 colors or less
8: 256 colors or less
16: 65536 colors or less
24: 16 777 216 colors or less
32: > 16 777 216 colors
resource intensive
Note: maxColors, is the maximum you want to look for, if more that "maxColor" colors are found, an exception will be thrown.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> int[]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../net/jot/image/JOTAbstractImage.html#getData()">getData</A></B>()</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../net/jot/image/JOTAbstractImage.html#getHeight()">getHeight</A></B>()</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../net/jot/image/JOTAbstractPixel.html" title="class in net.jot.image">JOTAbstractPixel</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../net/jot/image/JOTAbstractImage.html#getPixel(int, int)">getPixel</A></B>(int x,
int y)</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../net/jot/image/JOTAbstractImage.html#getWidth()">getWidth</A></B>()</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../net/jot/image/JOTAbstractImage.html#setPixel(int, int, net.jot.image.JOTAbstractPixel)">setPixel</A></B>(int x,
int y,
<A HREF="../../../net/jot/image/JOTAbstractPixel.html" title="class in net.jot.image">JOTAbstractPixel</A> pixel)</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../net/jot/image/JOTAbstractImage.html#writeToStream(net.jot.image.JOTAbstractImageWriterInterface, java.io.OutputStream)">writeToStream</A></B>(<A HREF="../../../net/jot/image/JOTAbstractImageWriterInterface.html" title="interface in net.jot.image">JOTAbstractImageWriterInterface</A> imageWriter,
java.io.OutputStream stream)</CODE>
<BR>
</TD>
</TR>
</TABLE>
<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class java.lang.Object</B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
</TR>
</TABLE>
<P>
<!-- ============ FIELD DETAIL =========== -->
<A NAME="field_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<B>Field Detail</B></FONT></TH>
</TR>
</TABLE>
<A NAME="ALPHA_SUPPORT_NONE"><!-- --></A><H3>
ALPHA_SUPPORT_NONE</H3>
<PRE>
public static final int <B>ALPHA_SUPPORT_NONE</B></PRE>
<DL>
<DD>Default: Alpha values are ignored, but much faster perfomance
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../constant-values.html#net.jot.image.JOTAbstractImage.ALPHA_SUPPORT_NONE">Constant Field Values</A></DL>
</DL>
<HR>
<A NAME="ALPHA_SUPPORT_SIMPLE_BLEND"><!-- --></A><H3>
ALPHA_SUPPORT_SIMPLE_BLEND</H3>
<PRE>
public static final int <B>ALPHA_SUPPORT_SIMPLE_BLEND</B></PRE>
<DL>
<DD>If a pixel is set a new color, we will mix the new color with the old one.
ie: if ALPHA is 25% for the new color we will do:
TODO: revise formula
R(G,B)=(oldR*75/100 + newR*25/100)/2
A=newA
TODO:
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../constant-values.html#net.jot.image.JOTAbstractImage.ALPHA_SUPPORT_SIMPLE_BLEND">Constant Field Values</A></DL>
</DL>
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<A NAME="constructor_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
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<B>Constructor Detail</B></FONT></TH>
</TR>
</TABLE>
<A NAME="JOTAbstractImage(int, int, int)"><!-- --></A><H3>
JOTAbstractImage</H3>
<PRE>
public <B>JOTAbstractImage</B>(int width,
int height,
int alphaSupport)</PRE>
<DL>
<DL>
<DT><B>Parameters:</B><DD><CODE>width</CODE> - <DD><CODE>height</CODE> - <DD><CODE>alphaSupport:</CODE> - default is alpha support disabled(faster)</DL>
</DL>
<HR>
<A NAME="JOTAbstractImage(int, int)"><!-- --></A><H3>
JOTAbstractImage</H3>
<PRE>
public <B>JOTAbstractImage</B>(int width,
int height)</PRE>
<DL>
</DL>
<!-- ============ METHOD DETAIL ========== -->
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</TR>
</TABLE>
<A NAME="setPixel(int, int, net.jot.image.JOTAbstractPixel)"><!-- --></A><H3>
setPixel</H3>
<PRE>
public void <B>setPixel</B>(int x,
int y,
<A HREF="../../../net/jot/image/JOTAbstractPixel.html" title="class in net.jot.image">JOTAbstractPixel</A> pixel)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getPixel(int, int)"><!-- --></A><H3>
getPixel</H3>
<PRE>
public <A HREF="../../../net/jot/image/JOTAbstractPixel.html" title="class in net.jot.image">JOTAbstractPixel</A> <B>getPixel</B>(int x,
int y)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getData()"><!-- --></A><H3>
getData</H3>
<PRE>
public int[] <B>getData</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getHeight()"><!-- --></A><H3>
getHeight</H3>
<PRE>
public int <B>getHeight</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getWidth()"><!-- --></A><H3>
getWidth</H3>
<PRE>
public int <B>getWidth</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getColorDepth(long)"><!-- --></A><H3>
getColorDepth</H3>
<PRE>
public int <B>getColorDepth</B>(long maxColors)
throws java.lang.Exception</PRE>
<DL>
<DD>return the color depth in bits (ie: how big the palette needs to be)
ie:
1: 2 colors or less
4: 16 colors or less
8: 256 colors or less
16: 65536 colors or less
24: 16 777 216 colors or less
32: > 16 777 216 colors
resource intensive
Note: maxColors, is the maximum you want to look for, if more that "maxColor" colors are found, an exception will be thrown.
<P>
<DD><DL>
<DT><B>Returns:</B><DD>
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE></DL>
</DD>
</DL>
<HR>
<A NAME="drawRectangle(int, int, int, int, int, net.jot.image.JOTAbstractPixel)"><!-- --></A><H3>
drawRectangle</H3>
<PRE>
public void <B>drawRectangle</B>(int lineThickness,
int x,
int y,
int x2,
int y2,
<A HREF="../../../net/jot/image/JOTAbstractPixel.html" title="class in net.jot.image">JOTAbstractPixel</A> pixel)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="drawFilledRectangle(int, int, int, int, net.jot.image.JOTAbstractPixel)"><!-- --></A><H3>
drawFilledRectangle</H3>
<PRE>
public void <B>drawFilledRectangle</B>(int x,
int y,
int x2,
int y2,
<A HREF="../../../net/jot/image/JOTAbstractPixel.html" title="class in net.jot.image">JOTAbstractPixel</A> pixel)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="fillImage(net.jot.image.JOTAbstractPixel)"><!-- --></A><H3>
fillImage</H3>
<PRE>
public void <B>fillImage</B>(<A HREF="../../../net/jot/image/JOTAbstractPixel.html" title="class in net.jot.image">JOTAbstractPixel</A> pixel)</PRE>
<DL>
<DD>fill the whole image with the same pixel
ie: set a background
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>pixel</CODE> - </DL>
</DD>
</DL>
<HR>
<A NAME="drawLine(int, int, int, int, int, net.jot.image.JOTAbstractPixel)"><!-- --></A><H3>
drawLine</H3>
<PRE>
public void <B>drawLine</B>(int lineThickness,
int x,
int y,
int x2,
int y2,
<A HREF="../../../net/jot/image/JOTAbstractPixel.html" title="class in net.jot.image">JOTAbstractPixel</A> pixel)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="drawHorizontalLine(int, int, int, int, net.jot.image.JOTAbstractPixel)"><!-- --></A><H3>
drawHorizontalLine</H3>
<PRE>
protected void <B>drawHorizontalLine</B>(int lineThickness,
int x,
int x2,
int y,
<A HREF="../../../net/jot/image/JOTAbstractPixel.html" title="class in net.jot.image">JOTAbstractPixel</A> pixel)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="drawVerticalLine(int, int, int, int, net.jot.image.JOTAbstractPixel)"><!-- --></A><H3>
drawVerticalLine</H3>
<PRE>
protected void <B>drawVerticalLine</B>(int lineThickness,
int x,
int y,
int y2,
<A HREF="../../../net/jot/image/JOTAbstractPixel.html" title="class in net.jot.image">JOTAbstractPixel</A> pixel)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="writeToStream(net.jot.image.JOTAbstractImageWriterInterface, java.io.OutputStream)"><!-- --></A><H3>
writeToStream</H3>
<PRE>
public int <B>writeToStream</B>(<A HREF="../../../net/jot/image/JOTAbstractImageWriterInterface.html" title="interface in net.jot.image">JOTAbstractImageWriterInterface</A> imageWriter,
java.io.OutputStream stream)
throws java.lang.Exception</PRE>
<DL>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE></DL>
</DD>
</DL>
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