147 lines
3.2 KiB
Java
147 lines
3.2 KiB
Java
/* Copyright (C) 2000 Free Software Foundation
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This file is part of libgcj.
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This software is copyrighted work licensed under the terms of the
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Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
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details. */
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package java.awt;
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/**
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* Status: Stubbed; A very incomplete implementation.
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*/
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public class FontMetrics implements java.io.Serializable
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{
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protected Font font;
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protected FontMetrics(Font font)
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{
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this.font = font;
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}
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public Font getFont()
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{
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return font;
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}
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public int getLeading()
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{
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return getMaxAscent() + getMaxDescent() - (getAscent() + getDescent());
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}
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public int getAscent()
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{
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return getHeight() - (getDescent() + getLeading());
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}
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public int getDescent()
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{
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return getHeight() - (getLeading() + getDescent());
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}
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public int getHeight()
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{
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return getLeading() + getAscent() + getDescent();
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}
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public int getMaxAscent()
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{
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return getAscent();
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}
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public int getMaxDescent()
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{
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return getDescent();
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}
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/* @deprecated Use getMaxDescent() instead. */
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public int getMaxDecent()
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{
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return getMaxDescent();
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}
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/** @return max advance, or -1 if unknown. */
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public int getMaxAdvance()
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{
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return -1;
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}
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public int charWidth(int ch)
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{
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return charWidth((char) ch);
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}
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public int charWidth(char ch)
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{
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Character chObj = new Character(ch);
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return stringWidth(chObj.toString());
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}
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public int stringWidth(String str)
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{
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return charsWidth(str.toCharArray(), 0, str.length());
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}
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public int charsWidth(char[] data, int off, int len)
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{
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return stringWidth(new String(data, off, len));
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}
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public int bytesWidth(byte[] data, int off, int len)
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{
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return stringWidth(new String(data, off, len));
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}
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public int[] getWidths()
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{
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int[] widths = new int[256];
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for (char c=0; c<256; c++) widths[c] = charWidth(c);
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return widths;
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}
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public boolean hasUniformLineMetrics()
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{
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// FIXME
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return false;
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}
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// Don't have LineMetrics yet...
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/*
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public LineMetrics getLineMetrics(String str, Graphics context)
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public LineMetrics getLineMetrics(String str, int beginIndex, int limit,
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Graphics context)
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public LineMetrics getLineMetrics(char[] chars, int beginIndex, int limit,
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Graphics context)
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public LineMetrics getLineMetrics(CharacterIterator ci, int beginIndex,
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int limit, Graphics context)
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*/
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// Don't have Java2D yet.
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/*
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public Rectangle2D getStringBounds(String str, Graphics context)
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public Rectangle2D getStringBounds(String str, int beginIndex, int limit,
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Graphics context)
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public Rectangle2D getStringBounds(char[] chars, int beginIndex, int limit,
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Graphics context)
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public Rectangle2D getStringBounds(CharacterIterator ci, int beginIndex,
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int limit, Graphics context)
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public Rectangle2D getMaxCharBounds(Graphics context)
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*/
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public String toString()
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{
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return this.getClass() + "[font=" + font + ",ascent=" + getAscent()
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+ ",descent=" + getDescent() + ",height=" + getHeight() + "]";
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}
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}
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