svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.utils / src / main / java / org / gvsig / utils / console / jedit / SyntaxStyle.java @ 40561
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright (C) 2007-2013 gvSIG Association.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 3
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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* For any additional information, do not hesitate to contact us
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* at info AT gvsig.com, or visit our website www.gvsig.com.
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*/
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package org.gvsig.utils.console.jedit; |
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/*
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* SyntaxStyle.java - A simple text style class
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* Copyright (C) 1999 Slava Pestov
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*
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* You may use and modify this package for any purpose. Redistribution is
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* permitted, in both source and binary form, provided that this notice
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* remains intact in all source distributions of this package.
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*/
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import java.awt.Color; |
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import java.awt.Font; |
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import java.awt.FontMetrics; |
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import java.awt.Graphics; |
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import java.awt.Toolkit; |
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/**
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* A simple text style class. It can specify the color, italic flag,
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* and bold flag of a run of text.
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* @author Slava Pestov
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* @version $Id$
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*/
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public class SyntaxStyle |
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{ |
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/**
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* Creates a new SyntaxStyle.
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* @param color The text color
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* @param italic True if the text should be italics
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* @param bold True if the text should be bold
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*/
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public SyntaxStyle(Color color, boolean italic, boolean bold) |
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{ |
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this.color = color;
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this.italic = italic;
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this.bold = bold;
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} |
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/**
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* Returns the color specified in this style.
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*/
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public Color getColor() |
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{ |
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return color;
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} |
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/**
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* Returns true if no font styles are enabled.
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*/
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public boolean isPlain() |
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{ |
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return !(bold || italic);
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} |
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/**
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* Returns true if italics is enabled for this style.
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*/
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public boolean isItalic() |
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{ |
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return italic;
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} |
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/**
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* Returns true if boldface is enabled for this style.
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*/
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public boolean isBold() |
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{ |
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return bold;
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} |
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/**
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* Returns the specified font, but with the style's bold and
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* italic flags applied.
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*/
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public Font getStyledFont(Font font) |
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{ |
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if(font == null) |
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throw new NullPointerException("font param must not" |
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+ " be null");
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if(font.equals(lastFont))
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return lastStyledFont;
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lastFont = font; |
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lastStyledFont = new Font(font.getFamily(), |
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(bold ? Font.BOLD : 0) |
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| (italic ? Font.ITALIC : 0), |
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font.getSize()); |
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return lastStyledFont;
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} |
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/**
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* Returns the font metrics for the styled font.
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*/
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public FontMetrics getFontMetrics(Font font) |
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{ |
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if(font == null) |
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throw new NullPointerException("font param must not" |
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+ " be null");
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if(font.equals(lastFont) && fontMetrics != null) |
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return fontMetrics;
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lastFont = font; |
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lastStyledFont = new Font(font.getFamily(), |
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(bold ? Font.BOLD : 0) |
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| (italic ? Font.ITALIC : 0), |
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font.getSize()); |
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fontMetrics = Toolkit.getDefaultToolkit().getFontMetrics(
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lastStyledFont); |
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return fontMetrics;
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} |
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/**
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* Sets the foreground color and font of the specified graphics
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* context to that specified in this style.
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* @param gfx The graphics context
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* @param font The font to add the styles to
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*/
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public void setGraphicsFlags(Graphics gfx, Font font) |
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{ |
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Font _font = getStyledFont(font);
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gfx.setFont(_font); |
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gfx.setColor(color); |
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} |
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/**
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* Returns a string representation of this object.
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*/
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public String toString() |
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{ |
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return getClass().getName() + "[color=" + color + |
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(italic ? ",italic" : "") + |
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(bold ? ",bold" : "") + "]"; |
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} |
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// private members
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private Color color; |
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private boolean italic; |
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private boolean bold; |
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private Font lastFont; |
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private Font lastStyledFont; |
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private FontMetrics fontMetrics; |
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} |