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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Frameset//EN""http://www.w3.org/TR/REC-html40/frameset.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc on Mon Jul 15 11:49:46 PDT 2002 --><TITLE>: Interface Drawable</TITLE><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"></HEAD><BODY BGCOLOR="white"><!-- ========== START OF NAVBAR ========== --><A NAME="navbar_top"><!-- --></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0"><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3"> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="class-use/Drawable.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> PREV CLASS <A HREF="../../../quicktime/app/display/DrawingListener.html"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../index.html" TARGET="_top"><B>FRAMES</B></A> <A HREF="Drawable.html" TARGET="_top"><B>NO FRAMES</B></A></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: INNER | FIELD | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | CONSTR | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><!-- =========== END OF NAVBAR =========== --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">quicktime.app.display</FONT><BR>Interface Drawable</H2><DL><DT><B>All Superinterfaces:</B> <DD><A HREF="../../../quicktime/app/spaces/Listener.html">Listener</A></DD></DL><DL><DT><B>All Known Subinterfaces:</B> <DD><A HREF="../../../quicktime/app/display/QTDisplaySpace.html">QTDisplaySpace</A>, <A HREF="../../../quicktime/app/display/QTDrawable.html">QTDrawable</A></DD></DL><DL><DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../quicktime/app/image/ImageDrawer.html">ImageDrawer</A></DD></DL><HR><DL><DT>public interface <B>Drawable</B><DT>extends <A HREF="../../../quicktime/app/spaces/Listener.html">Listener</A></DL><P>This interface is designed to work hand-in-hand with a QTCanvas object. Therefore, all classes which want to interact with a QTCanvas object, referred to as 'clients' must implement this interface.<p> This interface is general enough that Java drawing objects can implement this interface and therefore become a client of the QTCanvas.<P> <em>Note: A Java applet or application never directly calls any of these Drawable methods -- the QTCanvas object associated with this Drawable object will call these methods as needed.</em><P> QTExceptions can be thrown by any of these methods and would indicate that either the graphics environment has changed in some unexpected way or that the media object itself is in some unexpected state.<P><HR><P><!-- ======== INNER CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><!-- ======== CONSTRUCTOR SUMMARY ======== --><!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Method Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../quicktime/qd/QDRect.html">QDRect</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/app/display/Drawable.html#getDisplayBounds()">getDisplayBounds</A></B>()</CODE><BR> QTCanvas calls this method when it needs to ask the client for its boundary.</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="../../../quicktime/app/display/Drawable.html#redraw(quicktime.qd.Region)">redraw</A></B>(<A HREF="../../../quicktime/qd/Region.html">Region</A> invalidRgn)</CODE><BR> QTCanvas calls this method when the client should redraw itself.</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="../../../quicktime/app/display/Drawable.html#setDisplayBounds(quicktime.qd.QDRect)">setDisplayBounds</A></B>(<A HREF="../../../quicktime/qd/QDRect.html">QDRect</A> bounds)</CODE><BR> QTCanvas calls this method when it needs to tell the client to adjust its location, width and/or height.</TD></TR></TABLE> <A NAME="methods_inherited_from_class_quicktime.app.spaces.Listener"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods inherited from interface quicktime.app.spaces.<A HREF="../../../quicktime/app/spaces/Listener.html">Listener</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../quicktime/app/spaces/Listener.html#addedTo(java.lang.Object)">addedTo</A>, <A HREF="../../../quicktime/app/spaces/Listener.html#removedFrom(java.lang.Object)">removedFrom</A></CODE></TD></TR></TABLE> <P><!-- ============ FIELD DETAIL =========== --><!-- ========= CONSTRUCTOR DETAIL ======== --><!-- ============ METHOD DETAIL ========== --><A NAME="method_detail"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=1><FONT SIZE="+2"><B>Method Detail</B></FONT></TD></TR></TABLE><A NAME="setDisplayBounds(quicktime.qd.QDRect)"><!-- --></A><H3>setDisplayBounds</H3><PRE>public void <B>setDisplayBounds</B>(<A HREF="../../../quicktime/qd/QDRect.html">QDRect</A> 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></DL></DD><DD><DL><DT><B>Parameters:</B><DD><CODE>bounds</CODE> - the new size and 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></DL></DD><DD><DL><DT><B>Returns:</B><DD>the display boundary of the client</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> 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></DL></DD><DD><DL><DT><B>Parameters:</B><DD><CODE>invalidRgn</CODE> - the invalidRgn that the client should redraw</DL></DD></DL><!-- ========= END OF CLASS DATA ========= --><HR><!-- ========== START OF NAVBAR ========== --><A NAME="navbar_bottom"><!-- --></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0"><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_bottom_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3"> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="class-use/Drawable.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> PREV CLASS <A HREF="../../../quicktime/app/display/DrawingListener.html"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../index.html" TARGET="_top"><B>FRAMES</B></A> <A HREF="Drawable.html" TARGET="_top"><B>NO FRAMES</B></A></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: INNER | FIELD | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | CONSTR | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><!-- =========== END OF NAVBAR =========== --><HR></BODY></HTML>⌨️ 快捷键说明
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