qteffect.html

这个是java的quicktime for java 的详细使用文档

public int <B>getFrames</B>()</PRE>
<DL>
<DD>Returns the current maximum number of frames that an effect will run for<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getCurrentFrame()"><!-- --></A><H3>
getCurrentFrame</H3>
<PRE>
public int <B>getCurrentFrame</B>()</PRE>
<DL>
<DD>This returns the current frame that the effect is rendering.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the current frame</DL>
</DD>
</DL>
<HR>

<A NAME="checkForEffect(int)"><!-- --></A><H3>
checkForEffect</H3>
<PRE>
public void <B>checkForEffect</B>(int&nbsp;effectType)
                    throws <A HREF="../../../quicktime/QTException.html">QTException</A></PRE>
<DL>
<DD>This will make sure the component (effect) is there and can set its parameter list for display.
 If the effect is not present then an exception with a paramErr will be thrown<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>effectType</CODE> - the effect type to check for</DL>
</DD>
</DL>
<HR>

<A NAME="addedTo(java.lang.Object)"><!-- --></A><H3>
addedTo</H3>
<PRE>
public void <B>addedTo</B>(java.lang.Object&nbsp;interest)</PRE>
<DL>
<DD>This method is called by the specified object when the instance of 
 the class that implements this interface is added to the object
 that is the source of the interest.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../quicktime/app/spaces/Listener.html#addedTo(java.lang.Object)">addedTo</A></CODE> in interface <CODE><A HREF="../../../quicktime/app/spaces/Listener.html">Listener</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>interest</CODE> - the object that is to be the source of interest for the
 the object that implements this interface.</DL>
</DD>
</DL>
<HR>

<A NAME="removedFrom(java.lang.Object)"><!-- --></A><H3>
removedFrom</H3>
<PRE>
public void <B>removedFrom</B>(java.lang.Object&nbsp;interest)</PRE>
<DL>
<DD>This method is called by the specified object when the instance of 
 the class that implements this interface is removed from the object
 that is the source of the interest.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../quicktime/app/spaces/Listener.html#removedFrom(java.lang.Object)">removedFrom</A></CODE> in interface <CODE><A HREF="../../../quicktime/app/spaces/Listener.html">Listener</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>interest</CODE> - the object that was the source of interest for the
 the object that implements this interface.</DL>
</DD>
</DL>
<HR>

<A NAME="setGWorld(quicktime.qd.QDGraphics)"><!-- --></A><H3>
setGWorld</H3>
<PRE>
public void <B>setGWorld</B>(<A HREF="../../../quicktime/qd/QDGraphics.html">QDGraphics</A>&nbsp;cgp)
               throws <A HREF="../../../quicktime/QTException.html">QTException</A></PRE>
<DL>
<DD>QTCanvas calls this method to give the client the QDGraphics object it should 
 use to do its drawing. If the incoming QDGraphics is the QDGraphics.scratch then
 the drawable will not be visible and can disable itself.
 If a client is unable to set the graphics world it should throw an exception.
 <br><DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../quicktime/app/display/QTDrawable.html#setGWorld(quicktime.qd.QDGraphics)">setGWorld</A></CODE> in interface <CODE><A HREF="../../../quicktime/app/display/QTDrawable.html">QTDrawable</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>cgp</CODE> - a QDGraphics object</DL>
</DD>
</DL>
<HR>

<A NAME="getGWorld()"><!-- --></A><H3>
getGWorld</H3>
<PRE>
public <A HREF="../../../quicktime/qd/QDGraphics.html">QDGraphics</A> <B>getGWorld</B>()
                     throws <A HREF="../../../quicktime/QTException.html">QTException</A></PRE>
<DL>
<DD>QTCanvas calls this method to get the destination QDGraphics of its client.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../quicktime/app/display/QTDrawable.html#getGWorld()">getGWorld</A></CODE> in interface <CODE><A HREF="../../../quicktime/app/display/QTDrawable.html">QTDrawable</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>a QDGraphics object or null</DL>
</DD>
</DL>
<HR>

<A NAME="setDisplayBounds(quicktime.qd.QDRect)"><!-- --></A><H3>
setDisplayBounds</H3>
<PRE>
public void <B>setDisplayBounds</B>(<A HREF="../../../quicktime/qd/QDRect.html">QDRect</A>&nbsp;bounds)
                      throws <A HREF="../../../quicktime/QTException.html">QTException</A></PRE>
<DL>
<DD>QTCanvas calls this method when it needs to tell the client to adjust its
 location, width and/or height. All values are in pixels.
 <br><DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../quicktime/app/display/Drawable.html#setDisplayBounds(quicktime.qd.QDRect)">setDisplayBounds</A></CODE> in interface <CODE><A HREF="../../../quicktime/app/display/Drawable.html">Drawable</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>bounds</CODE> - the new size and location.</DL>
</DD>
</DL>
<HR>

<A NAME="setLocation(int, int)"><!-- --></A><H3>
setLocation</H3>
<PRE>
public void <B>setLocation</B>(int&nbsp;x,
                        int&nbsp;y)
                 throws <A HREF="../../../quicktime/QTException.html">QTException</A></PRE>
<DL>
<DD>A convenience method to set the position of a QTDrawable object.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../quicktime/app/display/QTDrawable.html#setLocation(int, int)">setLocation</A></CODE> in interface <CODE><A HREF="../../../quicktime/app/display/QTDrawable.html">QTDrawable</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>x</CODE> - the new x location<DD><CODE>y</CODE> - the new y location</DL>
</DD>
</DL>
<HR>

<A NAME="getDisplayBounds()"><!-- --></A><H3>
getDisplayBounds</H3>
<PRE>
public <A HREF="../../../quicktime/qd/QDRect.html">QDRect</A> <B>getDisplayBounds</B>()
                        throws <A HREF="../../../quicktime/QTException.html">QTException</A></PRE>
<DL>
<DD>QTCanvas calls this method when it needs to ask the client for its boundary.
 All values are in pixels.
 <br><DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../quicktime/app/display/Drawable.html#getDisplayBounds()">getDisplayBounds</A></CODE> in interface <CODE><A HREF="../../../quicktime/app/display/Drawable.html">Drawable</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the display boundary of the client</DL>
</DD>
</DL>
<HR>

<A NAME="getDSequence()"><!-- --></A><H3>
getDSequence</H3>
<PRE>
public <A HREF="../../../quicktime/std/image/DSequence.html">DSequence</A> <B>getDSequence</B>()</PRE>
<DL>
<DD>Returns the DSequence that is used by the QTEffect. This 
 object may be null if the QTEffect is not currently attached to
 a valid destination QDGraphics. The application should not cache this
 sequence object for any length of time - as if the destination QDGraphics
 is changed the DSequence is thrown away and a new one is created.<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getImage()"><!-- --></A><H3>
getImage</H3>
<PRE>
public <A HREF="../../../quicktime/util/EncodedImage.html">EncodedImage</A> <B>getImage</B>()</PRE>
<DL>
<DD>This method returns the actual image data - in this case the effect's atom container.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the image data</DL>
</DD>
</DL>
<HR>

<A NAME="getDescription()"><!-- --></A><H3>
getDescription</H3>
<PRE>
public <A HREF="../../../quicktime/std/image/ImageDescription.html">ImageDescription</A> <B>getDescription</B>()
                                throws <A HREF="../../../quicktime/QTException.html">QTException</A></PRE>
<DL>
<DD>This method should return an ImageDescription that describes
 the image data that the class contains.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the ImageDescription of an Image</DL>
</DD>
</DL>
<HR>

<A NAME="getInitialSize()"><!-- --></A><H3>
getInitialSize</H3>
<PRE>
public java.awt.Dimension <B>getInitialSize</B>()
                                  throws <A HREF="../../../quicktime/QTException.html">QTException</A></PRE>
<DL>
<DD><B>Deprecated.</B>&nbsp;<I>since QTJava 4.0</I>
<P>
<DD>This method returns the original size before the transformations
 specified in the returned matrix are applied.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>See Also: </B><DD><CODE>()</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="getOriginalSize()"><!-- --></A><H3>
getOriginalSize</H3>
<PRE>
public <A HREF="../../../quicktime/qd/QDDimension.html">QDDimension</A> <B>getOriginalSize</B>()
                            throws <A HREF="../../../quicktime/QTException.html">QTException</A></PRE>
<DL>
<DD>This method returns the original size before the transformations
 specified in the returned matrix are applied.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../quicktime/app/image/Transformable.html#getOriginalSize()">getOriginalSize</A></CODE> in interface <CODE><A HREF="../../../quicktime/app/image/Transformable.html">Transformable</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>a Dimension</DL>
</DD>
</DL>
<HR>

<A NAME="getMatrix()"><!-- --></A><H3>
getMatrix</H3>
<PRE>
public <A HREF="../../../quicktime/std/image/Matrix.html">Matrix</A> <B>getMatrix</B>()
                 throws <A HREF="../../../quicktime/QTException.html">QTException</A></PRE>
<DL>
<DD>This will return the client's current display transformations
 <br><DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../quicktime/app/image/Transformable.html#getMatrix()">getMatrix</A></CODE> in interface <CODE><A HREF="../../../quicktime/app/image/Transformable.html">Transformable</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the display transformations of the client</DL>
</DD>
</DL>
<HR>

<A NAME="setMatrix(quicktime.std.image.Matrix)"><!-- --></A><H3>
setMatrix</H3>
<PRE>
public void <B>setMatrix</B>(<A HREF="../../../quicktime/std/image/Matrix.html">Matrix</A>&nbsp;matrix)
               throws <A HREF="../../../quicktime/QTException.html">QTException</A></PRE>
<DL>
<DD>This method sets the current matrix of the Transformable object to
 the new matrix.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../quicktime/app/image/Transformable.html#setMatrix(quicktime.std.image.Matrix)">setMatrix</A></CODE> in interface <CODE><A HREF="../../../quicktime/app/image/Transformable.html">Transformable</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="redraw(quicktime.qd.Region)"><!-- --></A><H3>
redraw</H3>
<PRE>
public void <B>redraw</B>(<A HREF="../../../quicktime/qd/Region.html">Region</A>&nbsp;invalidRgn)
            throws <A HREF="../../../quicktime/QTException.html">QTException</A></PRE>
<DL>
<DD>QTCanvas calls this method when the client should redraw itself.
 If the canvas is able to discern that only a part of the client's 
 drawing area needs to be redrawn - then this area shall be passed in
 using the invalidRgn. Otherwise this will be null in which case the
 client should redraw itself entirely.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../quicktime/app/display/Drawable.html#redraw(quicktime.qd.Region)">redraw</A></CODE> in interface <CODE><A HREF="../../../quicktime/app/display/Drawable.html">Drawable</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>invalidRgn</CODE> - the invalidRgn that the client should redraw</DL>
</DD>
</DL>
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