de.intarsys.pdf.content.text.CSTextSearchHit Maven / Gradle / Ivy

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/*
 * intarsys consulting gmbh
 * all rights reserved
 *
 */
package de.intarsys.pdf.content.text;

import java.awt.geom.Rectangle2D;

/**
 * A search hit.
 */
public class CSTextSearchHit {

    private StringBuilder buffer;

    private Rectangle2D rect;

    private String prefix;

    private String suffix;

    public CSTextSearchHit() {
        super();
        buffer = new StringBuilder();
    }

    public void add(char c, Rectangle2D charRect) {
        buffer.append(c);
        if (rect == null) {
            rect = (Rectangle2D) charRect.clone();
        } else {
            rect.add(charRect);
        }
    }

    public String getLabel() {
        return getTrimmedPrefix() + getText() + getSuffix() + "...";
    }

    public Rectangle2D getRect() {
        return rect;
    }

    public String getSuffix() {
        return suffix;
    }

    public String getText() {
        return buffer.toString();
    }

    /**
     * prefix is trimmed to one word or two words if the last word is shorter
     * than 4 characters
     *
     * @return
     */
    private String getTrimmedPrefix() {
        int i = prefix.length() - 1;
        while (i > 0) {
            char c = prefix.charAt(i);
            if (Character.isWhitespace(c)) {
                if (prefix.length() - i >= 5) {
                    i++;
                    break;
                }
            }
            i--;
        }
        return prefix.substring(i);
    }

    public void setPrefix(String prefix) {
        this.prefix = prefix;
    }

    public void setSuffix(String suffix) {
        this.suffix = suffix;
    }
}