org.jpedal.external.GlyphTracker Maven / Gradle / Ivy

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/*
 * ===========================================
 * 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
 *
 @LICENSE@
 *
 * ---------------
 * GlyphTracker.java
 * ---------------
 */
package org.jpedal.external;

/**
 * allow user to recieve raw glyph data as generated
 */

public interface GlyphTracker {

    /**
     * pass user the low-level details
     *
     * @param trm             - the Trm matrix (x,y is Trm[2][0], Trm[2][1]), other values are width (usually Trm[0][0] unless
     *                        rotated when could be Trm[0][1]) and height (usually Trm[1][1] or sometimes Trm[1][0]) Trm is defined in PDF
     *                        specification
     * @param rawInt          - value found in TJ command (usually encoded)
     * @param displayValue    - unicode display value from rawInt
     * @param extractionValue - unicode display value from rawInt
     */
    void addGlyph(float[][] trm, int rawInt, String displayValue, String extractionValue);
}