/**
* This file is part of the ReTeX library - https://github.com/himamis/ReTeX
*
* Copyright (C) 2015 Balazs Bencze
*
* 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
* version.
*
*/
package com.himamis.retex.renderer.web.font;
import com.himamis.retex.renderer.share.platform.font.Font;
import com.himamis.retex.renderer.share.platform.font.FontRenderContext;
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;
import com.himamis.retex.renderer.web.geom.Rectangle2DW;
import com.himamis.retex.renderer.web.graphics.FontRenderContextW;
import com.himamis.retex.renderer.web.graphics.Graphics2DW;
public class TextLayoutW implements TextLayout {
private String string;
private FontW font;
private FontRenderContextW fontRenderContext;
public TextLayoutW(String string, Font font,
FontRenderContext fontRenderContext) {
this.string = string;
this.font = (FontW) font;
this.fontRenderContext = ((FontRenderContextW) fontRenderContext);
}
@Override
public Rectangle2D getBounds() {
// improve this part with opentype.js
double width = fontRenderContext.measureTextWith(string, font);
double height = font.getSize();
// y=-height is not exact, but for most characters is y in the range
// (-0.72*height,-1*height), so let's try
return new Rectangle2DW(0, -height, width, height);
}
@Override
public void draw(Graphics2DInterface graphics, int x, int y) {
Graphics2DW g2d = (Graphics2DW) graphics;
g2d.setFont(font);
g2d.drawText(string, x, y);
}
}