/* ScaleBox.java
* =========================================================================
* This file is part of the JLaTeXMath Library - http://forge.scilab.org/jlatexmath
*
* Copyright (C) 2009 DENIZET Calixte
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* A copy of the GNU General Public License can be found in the file
* LICENSE.txt provided with the source distribution of this program (see
* the META-INF directory in the source jar). This license can also be
* found on the GNU website at http://www.gnu.org/licenses/gpl.html.
*
* If you did not receive a copy of the GNU General Public License along
* with this program, contact the lead developer, or write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*
* Linking this library statically or dynamically with other modules
* is making a combined work based on this library. Thus, the terms
* and conditions of the GNU General Public License cover the whole
* combination.
*
* As a special exception, the copyright holders of this library give you
* permission to link this library with independent modules to produce
* an executable, regardless of the license terms of these independent
* modules, and to copy and distribute the resulting executable under terms
* of your choice, provided that you also meet, for each linked independent
* module, the terms and conditions of the license of that module.
* An independent module is a module which is not derived from or based
* on this library. If you modify this library, you may extend this exception
* to your version of the library, but you are not obliged to do so.
* If you do not wish to do so, delete this exception statement from your
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*
*/
package com.himamis.retex.renderer.share;
import java.util.HashMap;
import java.util.Map;
import com.himamis.retex.renderer.share.platform.FontAdapter;
import com.himamis.retex.renderer.share.platform.Graphics;
import com.himamis.retex.renderer.share.platform.font.Font;
import com.himamis.retex.renderer.share.platform.font.TextAttribute;
import com.himamis.retex.renderer.share.platform.font.TextLayout;
import com.himamis.retex.renderer.share.platform.geom.Rectangle2D;
import com.himamis.retex.renderer.share.platform.graphics.Graphics2DInterface;
/**
* A box representing a scaled box.
*/
public class JavaFontRenderingBox extends Box {
private static final Graphics2DInterface TEMPGRAPHIC;
private static final FontAdapter fontAdapter;
private static Font font;
private TextLayout text;
private double size;
private static TextAttribute KERNING;
private static Integer KERNING_ON;
private static TextAttribute LIGATURES;
private static Integer LIGATURES_ON;
static {
TEMPGRAPHIC = new Graphics().createImage(1, 1).createGraphics2D();
fontAdapter = new FontAdapter();
font = fontAdapter.createFont("Serif", Font.PLAIN, 10);
KERNING = fontAdapter.getTextAttribute("KERNING");
KERNING_ON = fontAdapter.getTextAttributeValue("KERNING_ON");
LIGATURES = fontAdapter.getTextAttribute("LIGATURES");
LIGATURES_ON = fontAdapter.getTextAttributeValue("LIGATURES_ON");
}
public JavaFontRenderingBox(String str, int type, double size, Font f0,
boolean kerning) {
this.size = size;
Font f = f0;
if (kerning && KERNING != null) {
Map<TextAttribute, Object> map = new HashMap<TextAttribute, Object>();
map.put(KERNING, KERNING_ON);
map.put(LIGATURES, LIGATURES_ON);
f = f.deriveFont(map);
}
this.text = fontAdapter.createTextLayout(str, f.deriveFont(type),
TEMPGRAPHIC.getFontRenderContext());
Rectangle2D rect = text.getBounds();
this.height = (-rect.getY() * size / 10);
this.depth = (rect.getHeight() * size / 10) - this.height;
this.width = ((rect.getWidth() + rect.getX() + 0.4f) * size / 10);
}
public JavaFontRenderingBox(String str, int type, double size) {
this(str, type, size, font, true);
}
public static void setFont(String name) {
font = fontAdapter.createFont(name, Font.PLAIN, 10);
}
@Override
public void draw(Graphics2DInterface g2, double x, double y) {
drawDebug(g2, x, y);
g2.translate(x, y);
g2.scale(0.1 * size, 0.1 * size);
text.draw(g2, 0, 0);
g2.scale(10 / size, 10 / size);
g2.translate(-x, -y);
}
@Override
public int getLastFontId() {
return 0;
}
}