graphics.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.5.0_11) on Tue Oct 23 19:38:41 EEST 2007 --><TITLE>Graphics (Widsets API)</TITLE><META NAME="keywords" CONTENT="Graphics class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="Graphics (Widsets API)";}</SCRIPT><NOSCRIPT></NOSCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../widsets/api/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="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"> <A HREF="../../widsets/api/Font.html" title="class in "><B>PREV CLASS</B></A> <A HREF="../../widsets/api/HyperText.html" title="class in "><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../index.html?widsets/api/Graphics.html" target="_top"><B>FRAMES</B></A> <A HREF="Graphics.html" target="_top"><B>NO FRAMES</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../allclasses-noframe.html"><B>All Classes</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | 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><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1"></FONT><BR>Class Graphics</H2><PRE> <IMG SRC="../../resources/inherit.gif" ALT="extended by "><A HREF="../../widsets/api/Object.html" title="class in ">Object</A> <IMG SRC="../../resources/inherit.gif" ALT="extended by "><B>Graphics</B></PRE><HR><DL><DT><PRE> class <B>Graphics</B><DT>extends <A HREF="../../widsets/api/Object.html" title="class in ">Object</A></DL></PRE><P><p> Provides simple 2D geometric rendering capability. This is to be used with <A HREF="../../widsets/api/Script.html#paint(Component, Graphics, Style, int, int)"><CODE>Script.paint(Component, Graphics, Style, int, int)</CODE></A> and <A HREF="../../widsets/api/PaintCallback.html#paint(Component, Graphics, Style, int, int)"><CODE>PaintCallback.paint(Component, Graphics, Style, int, int)</CODE></A>. A paint callback function can be given as an argument to the constructor <A HREF="../../widsets/api/Canvas.html#Canvas(Style, PaintCallback)"><CODE>Canvas.Canvas(Style, PaintCallback)</CODE></A> of <A HREF="../../widsets/api/Canvas.html" title="class in "><CODE>Canvas</CODE></A>. The Graphics instance appears as an argument for the paint functions and can be used for drawing custom graphics there. </p><P><P><HR><P><!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Method Summary</B></FONT></TH></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="../../widsets/api/Graphics.html#drawArc(int, int, int, int, int, int)">drawArc</A></B>(int x, int y, int width, int height, int startAngle, int arcAngle)</CODE><BR> Draws a circular or elliptical arc covering the specified rectangle.</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="../../widsets/api/Graphics.html#drawImage(Image, int, int, int)">drawImage</A></B>(<A HREF="../../widsets/api/Image.html" title="class in ">Image</A> img, int x, int y, int anchor)</CODE><BR> Draws the specified image by using the anchor point.</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="../../widsets/api/Graphics.html#drawLine(int, int, int, int)">drawLine</A></B>(int x1, int y1, int x2, int y2)</CODE><BR> Draws a line between the coordinates <code>(x1,y1)</code> and <code>(x2,y2)</code> using the current color and stroke style.</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="../../widsets/api/Graphics.html#drawRect(int, int, int, int)">drawRect</A></B>(int x, int y, int width, int height)</CODE><BR> Draws the outline of the specified rectangle using the current color and stroke style.</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="../../widsets/api/Graphics.html#drawString(String, int, int, int)">drawString</A></B>(<A HREF="../../widsets/api/String.html" title="class in ">String</A> str, int x, int y, int anchor)</CODE><BR> Draws the specified <code>String</code> using the current font and color.</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="../../widsets/api/Graphics.html#fillArc(int, int, int, int, int, int)">fillArc</A></B>(int x, int y, int width, int height, int startAngle, int arcAngle)</CODE><BR> Fills a circular or elliptical arc covering the specified rectangle.</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="../../widsets/api/Graphics.html#fillRect(int, int, int, int)">fillRect</A></B>(int x, int y, int width, int height)</CODE><BR> Fills the specified rectangle with the current color.</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="../../widsets/api/Graphics.html#fillTriangle(int, int, int, int, int, int)">fillTriangle</A></B>(int x1, int y1, int x2, int y2, int x3, int y3)</CODE><BR> Fills the specified triangle will the current color.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> int</CODE></FONT></TD><TD><CODE><B><A HREF="../../widsets/api/Graphics.html#getColor()">getColor</A></B>()</CODE><BR> Gets the current color.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../widsets/api/Font.html" title="class in ">Font</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../widsets/api/Graphics.html#getFont()">getFont</A></B>()</CODE><BR> Gets the current font used by text drawing operations.</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="../../widsets/api/Graphics.html#setColor(int)">setColor</A></B>(int color)</CODE><BR> Sets the current color to the specified RGB values.</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="../../widsets/api/Graphics.html#setFont(Font)">setFont</A></B>(<A HREF="../../widsets/api/Font.html" title="class in ">Font</A> font)</CODE><BR> Sets the font for all subsequent text rendering operations.</TD></TR></TABLE> <A NAME="methods_inherited_from_class_Object"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Methods inherited from class <A HREF="../../widsets/api/Object.html" title="class in ">Object</A></B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../widsets/api/Object.html#toString()">toString</A>, <A HREF="../../widsets/api/Object.html#equals(Object)">equals</A>, <A HREF="../../widsets/api/Object.html#hashCode()">hashCode</A></CODE></TD></TR></TABLE> <A NAME="methods_inherited_from_class_"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Methods inherited from </B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE>equals, getClass, notify, notifyAll, toString, wait, wait, wait</CODE></TD></TR></TABLE> <P><!-- ============ METHOD DETAIL ========== --><A NAME="method_detail"><!-- --></A>⌨️ 快捷键说明
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