graphicsenvironment.html
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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 Thu Apr 27 23:32:41 PDT 2000 --><TITLE>Java 2 Platform SE v1.3: Class GraphicsEnvironment</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/GraphicsEnvironment.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-files/index-1.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><b>Java<sup><font size=-2>TM</font></sup> 2 Platform<br>Std. Ed. v1.3</b></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../java/awt/GraphicsDevice.html"><B>PREV CLASS</B></A> <A HREF="../../java/awt/GridBagConstraints.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="GraphicsEnvironment.html" TARGET="_top"><B>NO FRAMES</B></A></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: INNER | FIELD | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><!-- =========== END OF NAVBAR =========== --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">java.awt</FONT><BR>Class GraphicsEnvironment</H2><PRE><A HREF="../../java/lang/Object.html">java.lang.Object</A> | +--<B>java.awt.GraphicsEnvironment</B></PRE><HR><DL><DT>public abstract class <B>GraphicsEnvironment</B><DT>extends <A HREF="../../java/lang/Object.html">Object</A></DL><P>The <code>GraphicsEnvironment</code> class describes the collection of <A HREF="../../java/awt/GraphicsDevice.html"><CODE>GraphicsDevice</CODE></A> objects and <A HREF="../../java/awt/Font.html"><CODE>Font</CODE></A> objects available to a Java(tm) application on a particular platform. The resources in this <code>GraphicsEnvironment</code> might be local or on a remote machine. <code>GraphicsDevice</code> objects can be screens, printers or image buffers and are the destination of <A HREF="../../java/awt/Graphics2D.html"><CODE>Graphics2D</CODE></A> drawing methods. Each <code>GraphicsDevice</code> has a number of <A HREF="../../java/awt/GraphicsConfiguration.html"><CODE>GraphicsConfiguration</CODE></A> objects associated with it. These objects specify the different configurations in which the <code>GraphicsDevice</code> can be used.<P><DL><DT><B>See Also: </B><DD><A HREF="../../java/awt/GraphicsDevice.html"><CODE>GraphicsDevice</CODE></A>, <A HREF="../../java/awt/GraphicsConfiguration.html"><CODE>GraphicsConfiguration</CODE></A></DL><HR><P><!-- ======== INNER CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Constructor Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected </CODE></FONT></TD><TD><CODE><B><A HREF="../../java/awt/GraphicsEnvironment.html#GraphicsEnvironment()">GraphicsEnvironment</A></B>()</CODE><BR> This is an abstract class and cannot be instantiated directly.</TD></TR></TABLE> <!-- ========== 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>abstract <A HREF="../../java/awt/Graphics2D.html">Graphics2D</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../java/awt/GraphicsEnvironment.html#createGraphics(java.awt.image.BufferedImage)">createGraphics</A></B>(<A HREF="../../java/awt/image/BufferedImage.html">BufferedImage</A> img)</CODE><BR> Returns a <code>Graphics2D</code> object for rendering into the specified <A HREF="../../java/awt/image/BufferedImage.html"><CODE>BufferedImage</CODE></A>.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>abstract <A HREF="../../java/awt/Font.html">Font</A>[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../java/awt/GraphicsEnvironment.html#getAllFonts()">getAllFonts</A></B>()</CODE><BR> Returns an array containing a one-point size instance of all fonts available in this <code>GraphicsEnvironment</code>.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>abstract <A HREF="../../java/lang/String.html">String</A>[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../java/awt/GraphicsEnvironment.html#getAvailableFontFamilyNames()">getAvailableFontFamilyNames</A></B>()</CODE><BR> Returns an array containing the names of all font families available in this <code>GraphicsEnvironment</code>.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>abstract <A HREF="../../java/lang/String.html">String</A>[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../java/awt/GraphicsEnvironment.html#getAvailableFontFamilyNames(java.util.Locale)">getAvailableFontFamilyNames</A></B>(<A HREF="../../java/util/Locale.html">Locale</A> l)</CODE><BR> Returns an array containing the localized names of all font families available in this <code>GraphicsEnvironment</code>.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>abstract <A HREF="../../java/awt/GraphicsDevice.html">GraphicsDevice</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../java/awt/GraphicsEnvironment.html#getDefaultScreenDevice()">getDefaultScreenDevice</A></B>()</CODE><BR> Returns the default screen <code>GraphicsDevice</code>.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../java/awt/GraphicsEnvironment.html">GraphicsEnvironment</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../java/awt/GraphicsEnvironment.html#getLocalGraphicsEnvironment()">getLocalGraphicsEnvironment</A></B>()</CODE><BR> Returns the local <code>GraphicsEnvironment</code>.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>abstract <A HREF="../../java/awt/GraphicsDevice.html">GraphicsDevice</A>[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../java/awt/GraphicsEnvironment.html#getScreenDevices()">getScreenDevices</A></B>()</CODE><BR> Returns an array of all of the screen <code>GraphicsDevice</code> objects.</TD></TR></TABLE> <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#equals(java.lang.Object)">equals</A>, <A HREF="../../java/lang/Object.html#finalize()">finalize</A>, <A HREF="../../java/lang/Object.html#getClass()">getClass</A>, <A HREF="../../java/lang/Object.html#hashCode()">hashCode</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#toString()">toString</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></TR></TABLE> <P><!-- ============ FIELD DETAIL =========== --><!-- ========= CONSTRUCTOR DETAIL ======== --><A NAME="constructor_detail"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=1><FONT SIZE="+2"><B>Constructor Detail</B></FONT></TD>⌨️ 快捷键说明
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