org.jpedal.fonts.glyph.T3Glyphs Maven / Gradle / Ivy
/*
* ===========================================
* Java Pdf Extraction Decoding Access Library
* ===========================================
*
* Project Info: http://www.idrsolutions.com
* Help section for developers at http://www.idrsolutions.com/support/
*
* (C) Copyright 1997-2017 IDRsolutions and Contributors.
*
* This file is part of JPedal/JPDF2HTML5
*
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* ---------------
* T3Glyphs.java
* ---------------
*/
package org.jpedal.fonts.glyph;
public class T3Glyphs extends PdfJavaGlyphs {
/**
* holds lookup to type 3 charProcs
*/
private final PdfGlyph[] charProcs = new PdfGlyph[256];
/**
* template used by t1/tt fonts
*/
@Override
public PdfGlyph getEmbeddedGlyph(final GlyphFactory factory, final String glyph, final float[][] Trm, final int rawInt, final String displayValue, final float currentWidth, final String key) {
/*flush cache if needed*/
if ((lastTrm[0][0] != Trm[0][0]) | (lastTrm[1][0] != Trm[1][0]) |
(lastTrm[0][1] != Trm[0][1]) | (lastTrm[1][1] != Trm[1][1])) {
lastTrm = Trm;
flush();
}
//either calculate the glyph to draw or reuse if alreasy drawn
PdfGlyph transformedGlyph2 = getEmbeddedCachedShape(rawInt);
if (transformedGlyph2 == null) {
//shape to draw onto
transformedGlyph2 = charProcs[rawInt];
//save so we can reuse if it occurs again in this TJ command
setEmbeddedCachedShape(rawInt, transformedGlyph2);
}
return transformedGlyph2;
}
// make key Integer and don't lookup Glyph on T3 and make charProcs an array with int key
@Override
public void setT3Glyph(final int key, final int altKey, final PdfGlyph glyph) {
charProcs[key] = glyph;
if (altKey != -1 && charProcs[altKey] == null) {
charProcs[altKey] = glyph;
}
//debug code
// BufferedImage img=new BufferedImage(40, 40, BufferedImage.TYPE_INT_ARGB);
// Graphics2D g2=img.createGraphics();
// g2.setPaint(Color.GREEN);
// g2.fillRect(0,0,img.getWidth(),img.getHeight());
// glyph.render(0,g2,1);
//
// if(key==49)
// ShowGUIMessage.showGUIMessage("x",img,"x");
}
}