alpha.html

JAVA多媒体开发类库说明

<HR>

<A NAME="setMode(int)"><!-- --></A><H3>
setMode</H3>
<PRE>
public void <B>setMode</B>(int&nbsp;mode)</PRE>
<DL>
<DD>Set this alpha's mode to that specified in the argument.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>mode</CODE> - indicates whether the increasing alpha parameters or
 the decreasing alpha parameters or both are active.  This parameter
 accepts the following values, INCREASING_ENABLE or
 DECREASING_ENABLE, which may be ORed together to specify
 that both are active.
 The increasing alpha parameters are increasingAlphaDuration,
 increasingAlphaRampDuration, and alphaAtOneDuration.
 The decreasing alpha parameters are decreasingAlphaDuration,
 decreasingAlphaRampDuration, and alphaAtZeroDuration.</DL>
</DD>
</DL>
<HR>

<A NAME="getTriggerTime()"><!-- --></A><H3>
getTriggerTime</H3>
<PRE>
public long <B>getTriggerTime</B>()</PRE>
<DL>
<DD>Retrieves this alpha's triggerTime.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>this alpha's triggerTime.</DL>
</DD>
</DL>
<HR>

<A NAME="setTriggerTime(long)"><!-- --></A><H3>
setTriggerTime</H3>
<PRE>
public void <B>setTriggerTime</B>(long&nbsp;triggerTime)</PRE>
<DL>
<DD>Set this alpha's triggerTime to that specified in the argument.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>triggerTime</CODE> - the new triggerTime</DL>
</DD>
</DL>
<HR>

<A NAME="getPhaseDelayDuration()"><!-- --></A><H3>
getPhaseDelayDuration</H3>
<PRE>
public long <B>getPhaseDelayDuration</B>()</PRE>
<DL>
<DD>Retrieves this alpha's phaseDelayDuration.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>this alpha's phaseDelayDuration.</DL>
</DD>
</DL>
<HR>

<A NAME="setPhaseDelayDuration(long)"><!-- --></A><H3>
setPhaseDelayDuration</H3>
<PRE>
public void <B>setPhaseDelayDuration</B>(long&nbsp;phaseDelayDuration)</PRE>
<DL>
<DD>Set this alpha's phaseDelayDuration to that specified in 
 the argument.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>phaseDelayDuration</CODE> - the new phaseDelayDuration</DL>
</DD>
</DL>
<HR>

<A NAME="getIncreasingAlphaDuration()"><!-- --></A><H3>
getIncreasingAlphaDuration</H3>
<PRE>
public long <B>getIncreasingAlphaDuration</B>()</PRE>
<DL>
<DD>Retrieves this alpha's increasingAlphaDuration.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>this alpha's increasingAlphaDuration.</DL>
</DD>
</DL>
<HR>

<A NAME="setIncreasingAlphaDuration(long)"><!-- --></A><H3>
setIncreasingAlphaDuration</H3>
<PRE>
public void <B>setIncreasingAlphaDuration</B>(long&nbsp;increasingAlphaDuration)</PRE>
<DL>
<DD>Set this alpha's increasingAlphaDuration to that specified in 
 the argument.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>increasingAlphaDuration</CODE> - the new increasingAlphaDuration</DL>
</DD>
</DL>
<HR>

<A NAME="getIncreasingAlphaRampDuration()"><!-- --></A><H3>
getIncreasingAlphaRampDuration</H3>
<PRE>
public long <B>getIncreasingAlphaRampDuration</B>()</PRE>
<DL>
<DD>Retrieves this alpha's increasingAlphaRampDuration.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>this alpha's increasingAlphaRampDuration.</DL>
</DD>
</DL>
<HR>

<A NAME="setIncreasingAlphaRampDuration(long)"><!-- --></A><H3>
setIncreasingAlphaRampDuration</H3>
<PRE>
public void <B>setIncreasingAlphaRampDuration</B>(long&nbsp;increasingAlphaRampDuration)</PRE>
<DL>
<DD>Set this alpha's increasingAlphaRampDuration to that specified 
 in the argument.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>increasingAlphaRampDuration</CODE> - the new increasingAlphaRampDuration</DL>
</DD>
</DL>
<HR>

<A NAME="getAlphaAtOneDuration()"><!-- --></A><H3>
getAlphaAtOneDuration</H3>
<PRE>
public long <B>getAlphaAtOneDuration</B>()</PRE>
<DL>
<DD>Retrieves this alpha's alphaAtOneDuration.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>this alpha's alphaAtOneDuration.</DL>
</DD>
</DL>
<HR>

<A NAME="setAlphaAtOneDuration(long)"><!-- --></A><H3>
setAlphaAtOneDuration</H3>
<PRE>
public void <B>setAlphaAtOneDuration</B>(long&nbsp;alphaAtOneDuration)</PRE>
<DL>
<DD>Set this alpha object's alphaAtOneDuration to the specified 
 value.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>alphaAtOneDuration</CODE> - the new alphaAtOneDuration</DL>
</DD>
</DL>
<HR>

<A NAME="getDecreasingAlphaDuration()"><!-- --></A><H3>
getDecreasingAlphaDuration</H3>
<PRE>
public long <B>getDecreasingAlphaDuration</B>()</PRE>
<DL>
<DD>Retrieves this alpha's decreasingAlphaDuration.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>this alpha's decreasingAlphaDuration.</DL>
</DD>
</DL>
<HR>

<A NAME="setDecreasingAlphaDuration(long)"><!-- --></A><H3>
setDecreasingAlphaDuration</H3>
<PRE>
public void <B>setDecreasingAlphaDuration</B>(long&nbsp;decreasingAlphaDuration)</PRE>
<DL>
<DD>Set this alpha's decreasingAlphaDuration to that specified in 
 the argument.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>decreasingAlphaDuration</CODE> - the new decreasingAlphaDuration</DL>
</DD>
</DL>
<HR>

<A NAME="getDecreasingAlphaRampDuration()"><!-- --></A><H3>
getDecreasingAlphaRampDuration</H3>
<PRE>
public long <B>getDecreasingAlphaRampDuration</B>()</PRE>
<DL>
<DD>Retrieves this alpha's decreasingAlphaRampDuration.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>this alpha's decreasingAlphaRampDuration.</DL>
</DD>
</DL>
<HR>

<A NAME="setDecreasingAlphaRampDuration(long)"><!-- --></A><H3>
setDecreasingAlphaRampDuration</H3>
<PRE>
public void <B>setDecreasingAlphaRampDuration</B>(long&nbsp;decreasingAlphaRampDuration)</PRE>
<DL>
<DD>Set this alpha's decreasingAlphaRampDuration to that specified 
 in the argument.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>decreasingAlphaRampDuration</CODE> - the new decreasingAlphaRampDuration</DL>
</DD>
</DL>
<HR>

<A NAME="getAlphaAtZeroDuration()"><!-- --></A><H3>
getAlphaAtZeroDuration</H3>
<PRE>
public long <B>getAlphaAtZeroDuration</B>()</PRE>
<DL>
<DD>Retrieves this alpha's alphaAtZeroDuration.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>this alpha's alphaAtZeroDuration.</DL>
</DD>
</DL>
<HR>

<A NAME="setAlphaAtZeroDuration(long)"><!-- --></A><H3>
setAlphaAtZeroDuration</H3>
<PRE>
public void <B>setAlphaAtZeroDuration</B>(long&nbsp;alphaAtZeroDuration)</PRE>
<DL>
<DD>Set this alpha object's alphaAtZeroDuration to the specified 
 value.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>alphaAtZeroDuration</CODE> - the new alphaAtZeroDuration</DL>
</DD>
</DL>
<HR>

<A NAME="finished()"><!-- --></A><H3>
finished</H3>
<PRE>
public boolean <B>finished</B>()</PRE>
<DL>
<DD>Query to test if this alpha object is past its activity window,
 that is, if it has finished looping.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>true if no longer looping, false otherwise</DL>
</DD>
</DL>
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