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

import java.awt.Font;
import java.awt.Graphics2D;
import java.awt.image.BufferedImage;

import org.jpedal.color.PdfPaint;
import org.jpedal.fonts.PdfFont;
import org.jpedal.fonts.glyph.PdfJavaGlyphs;


@SuppressWarnings("UnusedParameters")
public interface JPedalHelper {

    //Allow user to replace setFont Method in PdfJavaGlyphs
    Font setFont(PdfJavaGlyphs pdfJavaGlyphs, String name, int size);

    Font getJavaFontX(PdfFont pdfFont, int size);


    //allow user to control how color set when rendering (ie to produce grayscale or bw)
    //Look at org.jpedal.external.ColorHandler for a multithreaded solution
    void setPaint(Graphics2D g2, PdfPaint textFillCol, int pageNumber, boolean isPrinting);

    //allow user to process images before drawn (ie to convert to bw or grayscale)
    //Look at org.jpedal.external.ColorHandler for a multithreaded solution
    BufferedImage processImage(BufferedImage image, int pageNumber, boolean isPrinting);
}