Michael Bayne
b6f5317ad2
git-svn-id: svn+ssh://src.earth.threerings.net/nenya/trunk@158 ed5b42cb-e716-0410-a449-f6a68f950b19
100 lines
3.0 KiB
Java
100 lines
3.0 KiB
Java
//
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// $Id$
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//
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// Nenya library - tools for developing networked games
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// Copyright (C) 2002-2007 Three Rings Design, Inc., All Rights Reserved
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// http://www.threerings.net/code/nenya/
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//
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// This library is free software; you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License as published
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// by the Free Software Foundation; either version 2.1 of the License, or
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// (at your option) any later version.
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//
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// This library 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 GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package com.threerings.media.animation;
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import java.awt.Dimension;
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import java.awt.Graphics2D;
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import java.awt.Rectangle;
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import java.awt.RenderingHints;
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import com.samskivert.swing.Label;
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import com.samskivert.swing.util.SwingUtil;
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import com.threerings.media.Log;
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/**
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* Does something extraordinary.
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*/
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public class FadeLabelAnimation extends FadeAnimation
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{
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/**
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* Creates a label fading animation.
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*/
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public FadeLabelAnimation (Label label, int x, int y,
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float alpha, float step, float target)
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{
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super(new Rectangle(x, y, 0, 0), alpha, step, target);
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_label = label;
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}
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/**
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* Indicates that our label should be rendered with antialiased text.
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*/
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public void setAntiAliased (boolean antiAliased)
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{
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_antiAliased = antiAliased;
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}
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// documentation inherited
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protected void init ()
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{
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super.init();
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// if our label is not yet laid out, do the deed
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if (!_label.isLaidOut()) {
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Graphics2D gfx = (Graphics2D)_mgr.createGraphics();
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if (gfx != null) {
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gfx.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
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_antiAliased ?
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RenderingHints.VALUE_ANTIALIAS_ON :
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RenderingHints.VALUE_ANTIALIAS_OFF);
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_label.layout(gfx);
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gfx.dispose();
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}
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}
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// size the bounds to fit our label
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Dimension size = _label.getSize();
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_bounds.width = size.width;
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_bounds.height = size.height;
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}
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// documentation inherited
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protected void paintAnimation (Graphics2D gfx)
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{
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Object ohints = null;
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if (_antiAliased) {
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ohints = SwingUtil.activateAntiAliasing(gfx);
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}
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_label.render(gfx, _bounds.x, _bounds.y);
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if (_antiAliased) {
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SwingUtil.restoreAntiAliasing(gfx, ohints);
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}
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}
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/** The label we are rendering. */
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protected Label _label;
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/** Whether or not to use anti-aliased rendering. */
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protected boolean _antiAliased;
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}
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