82 lines
2.6 KiB
Java
82 lines
2.6 KiB
Java
/*
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* Copyright (c) 2010, 2011, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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*
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* @bug 6925760
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* @summary Scaled graphics causes overlapped LCD glyphs on Windows
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*/
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import java.awt.*;
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import java.awt.font.*;
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import java.awt.geom.*;
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public class LCDScale extends Component {
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public static void main(String args[]) {
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Frame f = new Frame("TL TEST");
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LCDScale td = new LCDScale();
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f.add("Center", td);
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f.pack(); f.setVisible(true);
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}
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public LCDScale() {
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super();
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}
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public Dimension getPreferredSize() {
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return new Dimension(500,500);
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}
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public void paint(Graphics g) {
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Graphics2D g2d = (Graphics2D)g;
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g2d.setRenderingHint(
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RenderingHints.KEY_TEXT_ANTIALIASING,
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RenderingHints.VALUE_TEXT_ANTIALIAS_LCD_HRGB);
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Font f = new Font("Dialog", Font.PLAIN, 40);
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g.setFont(f);
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FontRenderContext frc = g2d.getFontRenderContext();
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GlyphVector gv = f.createGlyphVector(frc, "Help");
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g2d.drawGlyphVector(gv, 10f, 50f);
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Rectangle2D bds1 = gv.getLogicalBounds();
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f = new Font("Arial", Font.PLAIN, 25);
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g.setFont(f);
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double s = 2.0;
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AffineTransform tx = AffineTransform.getScaleInstance(s,s);
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g2d.transform(tx);
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frc = g2d.getFontRenderContext();
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gv = f.createGlyphVector(frc, "Help");
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g2d.drawGlyphVector(gv, 10f, 100f);
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Rectangle2D bds2 = gv.getLogicalBounds();
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System.out.println(bds1);
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System.out.println(bds2);
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if (bds2.getWidth()*s < bds1.getWidth()) {
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throw new RuntimeException("Bounds too small");
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}
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}
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}
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