packedcolormodel.html

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                 int bmask,
                 int amask,
                 boolean isAlphaPremultiplied,
                 int trans,
                 int&nbsp;transferType)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Constructs a <code>PackedColorModel</code> from the specified
 masks which indicate which bits in an <code>int</code> pixel 
 representation contain the alpha, red, green and blue color samples.</TD>
</TR>
</TABLE>
&nbsp;
<!-- ========== METHOD SUMMARY =========== -->

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<B>Method Summary</B></FONT></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../java/awt/image/SampleModel.html">SampleModel</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../java/awt/image/PackedColorModel.html#createCompatibleSampleModel(int, int)">createCompatibleSampleModel</A></B>(int&nbsp;w,
                            int&nbsp;h)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Creates a <code>SampleModel</code> with the specified width and
 height that has a data layout compatible with this 
 <code>ColorModel</code>.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../java/awt/image/PackedColorModel.html#equals(java.lang.Object)">equals</A></B>(<A HREF="../../../java/lang/Object.html">Object</A>&nbsp;obj)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Tests if the specified <code>Object</code> is an instance
 of <code>PackedColorModel</code> and equals this
 <code>PackedColorModel</code>.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../java/awt/image/WritableRaster.html">WritableRaster</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../java/awt/image/PackedColorModel.html#getAlphaRaster(java.awt.image.WritableRaster)">getAlphaRaster</A></B>(<A HREF="../../../java/awt/image/WritableRaster.html">WritableRaster</A>&nbsp;raster)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a <A HREF="../../../java/awt/image/WritableRaster.html"><CODE>WritableRaster</CODE></A> representing the alpha channel of 
 an image, extracted from the input <code>WritableRaster</code>.</TD>
</TR>
<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="../../../java/awt/image/PackedColorModel.html#getMask(int)">getMask</A></B>(int&nbsp;index)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the mask indicating which bits in a pixel 
 contain the specified color/alpha sample.</TD>
</TR>
<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="../../../java/awt/image/PackedColorModel.html#getMasks()">getMasks</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a mask array indicating which bits in a pixel
 contain the color and alpha samples.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../java/awt/image/PackedColorModel.html#isCompatibleSampleModel(java.awt.image.SampleModel)">isCompatibleSampleModel</A></B>(<A HREF="../../../java/awt/image/SampleModel.html">SampleModel</A>&nbsp;sm)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Checks if the specified <code>SampleModel</code> is compatible
 with this <code>ColorModel</code>.</TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_java.awt.image.ColorModel"><!-- --></A>
<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Methods inherited from class java.awt.image.<A HREF="../../../java/awt/image/ColorModel.html">ColorModel</A></B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../java/awt/image/ColorModel.html#coerceData(java.awt.image.WritableRaster, boolean)">coerceData</A>, <A HREF="../../../java/awt/image/ColorModel.html#createCompatibleWritableRaster(int, int)">createCompatibleWritableRaster</A>, <A HREF="../../../java/awt/image/ColorModel.html#finalize()">finalize</A>, <A HREF="../../../java/awt/image/ColorModel.html#getAlpha(int)">getAlpha</A>, <A HREF="../../../java/awt/image/ColorModel.html#getAlpha(java.lang.Object)">getAlpha</A>, <A HREF="../../../java/awt/image/ColorModel.html#getBlue(int)">getBlue</A>, <A HREF="../../../java/awt/image/ColorModel.html#getBlue(java.lang.Object)">getBlue</A>, <A HREF="../../../java/awt/image/ColorModel.html#getColorSpace()">getColorSpace</A>, <A HREF="../../../java/awt/image/ColorModel.html#getComponents(int, int[], int)">getComponents</A>, <A HREF="../../../java/awt/image/ColorModel.html#getComponents(java.lang.Object, int[], int)">getComponents</A>, <A HREF="../../../java/awt/image/ColorModel.html#getComponentSize()">getComponentSize</A>, <A HREF="../../../java/awt/image/ColorModel.html#getComponentSize(int)">getComponentSize</A>, <A HREF="../../../java/awt/image/ColorModel.html#getDataElement(int[], int)">getDataElement</A>, <A HREF="../../../java/awt/image/ColorModel.html#getDataElements(int[], int, java.lang.Object)">getDataElements</A>, <A HREF="../../../java/awt/image/ColorModel.html#getDataElements(int, java.lang.Object)">getDataElements</A>, <A HREF="../../../java/awt/image/ColorModel.html#getGreen(int)">getGreen</A>, <A HREF="../../../java/awt/image/ColorModel.html#getGreen(java.lang.Object)">getGreen</A>, <A HREF="../../../java/awt/image/ColorModel.html#getNormalizedComponents(int[], int, float[], int)">getNormalizedComponents</A>, <A HREF="../../../java/awt/image/ColorModel.html#getNumColorComponents()">getNumColorComponents</A>, <A HREF="../../../java/awt/image/ColorModel.html#getNumComponents()">getNumComponents</A>, <A HREF="../../../java/awt/image/ColorModel.html#getPixelSize()">getPixelSize</A>, <A HREF="../../../java/awt/image/ColorModel.html#getRed(int)">getRed</A>, <A HREF="../../../java/awt/image/ColorModel.html#getRed(java.lang.Object)">getRed</A>, <A HREF="../../../java/awt/image/ColorModel.html#getRGB(int)">getRGB</A>, <A HREF="../../../java/awt/image/ColorModel.html#getRGB(java.lang.Object)">getRGB</A>, <A HREF="../../../java/awt/image/ColorModel.html#getRGBdefault()">getRGBdefault</A>, <A HREF="../../../java/awt/image/ColorModel.html#getTransferType()">getTransferType</A>, <A HREF="../../../java/awt/image/ColorModel.html#getTransparency()">getTransparency</A>, <A HREF="../../../java/awt/image/ColorModel.html#getUnnormalizedComponents(float[], int, int[], int)">getUnnormalizedComponents</A>, <A HREF="../../../java/awt/image/ColorModel.html#hasAlpha()">hasAlpha</A>, <A HREF="../../../java/awt/image/ColorModel.html#hashCode()">hashCode</A>, <A HREF="../../../java/awt/image/ColorModel.html#isAlphaPremultiplied()">isAlphaPremultiplied</A>, <A HREF="../../../java/awt/image/ColorModel.html#isCompatibleRaster(java.awt.image.Raster)">isCompatibleRaster</A>, <A HREF="../../../java/awt/image/ColorModel.html#toString()">toString</A></CODE></TD>
</TR>
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&nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Methods inherited from class java.lang.<A HREF="../../../java/lang/Object.html">Object</A></B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../java/lang/Object.html#clone()">clone</A>, <A HREF="../../../java/lang/Object.html#getClass()">getClass</A>, <A HREF="../../../java/lang/Object.html#notify()">notify</A>, <A HREF="../../../java/lang/Object.html#notifyAll()">notifyAll</A>, <A HREF="../../../java/lang/Object.html#wait()">wait</A>, <A HREF="../../../java/lang/Object.html#wait(long)">wait</A>, <A HREF="../../../java/lang/Object.html#wait(long, int)">wait</A></CODE></TD>
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<P>

<!-- ============ FIELD DETAIL =========== -->


<!-- ========= CONSTRUCTOR DETAIL ======== -->

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<B>Constructor Detail</B></FONT></TD>
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<A NAME="PackedColorModel(java.awt.color.ColorSpace, int, int[], int, boolean, int, int)"><!-- --></A><H3>
PackedColorModel</H3>
<PRE>
public <B>PackedColorModel</B>(<A HREF="../../../java/awt/color/ColorSpace.html">ColorSpace</A>&nbsp;space,
                        int&nbsp;bits,
                        int[]&nbsp;colorMaskArray,
                        int&nbsp;alphaMask,
                        boolean&nbsp;isAlphaPremultiplied,
                        int&nbsp;trans,
                        int&nbsp;transferType)</PRE>
<DL>
<DD>Constructs a <code>PackedColorModel</code> from a color mask array, 
 which specifies which bits in an <code>int</code> pixel representation 
 contain each of the color samples, and an alpha mask.  Color
 components are in the specified <code>ColorSpace</code>.  The length of 
 <code>colorMaskArray</code> should be the number of components in
 the <code>ColorSpace</code>.  All of the bits in each mask
 must be contiguous and fit in the specified number of least significant
 bits of an <code>int</code> pixel representation.  If the 
 <code>alphaMask</code> is 0, there is no alpha.  If there is alpha, 
 the <code>boolean</code> <code>isAlphaPremultiplied</code> specifies
 how to interpret color and alpha samples in pixel values.  If the
 <code>boolean</code> is <code>true</code>, color samples are assumed
 to have been multiplied by the alpha sample.  The transparency, 
 <code>trans</code>, specifies what alpha values can be represented 
 by this color model.  The transfer type is the type of primitive
 array used to represent pixel values.<DD><DL>
<DT><B>Parameters:</B><DD><CODE>space</CODE> - the specified <code>ColorSpace</code><DD><CODE>bits</CODE> - the number of bits in the pixel values<DD><CODE>colorMaskArray</CODE> - array that specifies the masks representing
         the bits of the pixel values that represent the color
         components<DD><CODE>alphaMask</CODE> - specifies the mask representing
         the bits of the pixel values that represent the alpha
         component<DD><CODE>isAlphaPremultiplied</CODE> - <code>true</code> if color samples are
        premultiplied by the alpha sample; <code>false</code> otherwise<DD><CODE>trans</CODE> - specifies the alpha value that can be represented by
        this color model<DD><CODE>transferType</CODE> - the type of array used to represent pixel values<DT><B>Throws:</B><DD><CODE><A HREF="../../../java/lang/IllegalArgumentException.html">IllegalArgumentException</A></CODE> - if <code>bits</code> is less than
         1 or greater than 32</DL>
</DD>
</DL>
<HR>

<A NAME="PackedColorModel(java.awt.color.ColorSpace, int, int, int, int, int, boolean, int, int)"><!-- --></A><H3>
PackedColorModel</H3>
<PRE>
public <B>PackedColorModel</B>(<A HREF="../../../java/awt/color/ColorSpace.html">ColorSpace</A>&nbsp;space,
                        int&nbsp;bits,
                        int&nbsp;rmask,
                        int&nbsp;gmask,
                        int&nbsp;bmask,
                        int&nbsp;amask,
                        boolean&nbsp;isAlphaPremultiplied,
                        int&nbsp;trans,
                        int&nbsp;transferType)</PRE>
<DL>
<DD>Constructs a <code>PackedColorModel</code> from the specified
 masks which indicate which bits in an <code>int</code> pixel 
 representation contain the alpha, red, green and blue color samples.  
 Color components are in the specified <code>ColorSpace</code>, which 
 must be of type ColorSpace.TYPE_RGB.  All of the bits in each
 mask must be contiguous and fit in the specified number of
 least significant bits of an <code>int</code> pixel representation.  If
 <code>amask</code> is 0, there is no alpha.  If there is alpha, 
 the <code>boolean</code> <code>isAlphaPremultiplied</code>
 specifies how to interpret color and alpha samples
 in pixel values.  If the <code>boolean</code> is <code>true</code>, 
 color samples are assumed to have been multiplied by the alpha sample.
 The transparency, <code>trans</code>, specifies what alpha values
 can be represented by this color model.
 The transfer type is the type of primitive array used to represent
 pixel values.<DD><DL>
<DT><B>Parameters:</B><DD><CODE>space</CODE> - the specified <code>ColorSpace</code><DD><CODE>bits</CODE> - the number of bits in the pixel values<DD><CODE>rmask</CODE> - specifies the mask representing
         the bits of the pixel values that represent the red
         color component<DD><CODE>gmask</CODE> - specifies the mask representing
         the bits of the pixel values that represent the green 
         color component<DD><CODE>bmask</CODE> - specifies the mask representing