com.foc.vaadin.gui.mswordGenerator.FocMSWordFontProperties.java Source code

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Here is the source code for com.foc.vaadin.gui.mswordGenerator.FocMSWordFontProperties.java

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/*******************************************************************************
 * Copyright 2016 Antoine Nicolas SAMAHA
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License.  You may obtain a copy
 * of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
 * License for the specific language governing permissions and limitations under
 * the License.
 ******************************************************************************/
package com.foc.vaadin.gui.mswordGenerator;

import java.io.IOException;

import org.apache.pdfbox.pdmodel.PDPageContentStream;
import org.apache.pdfbox.pdmodel.font.PDType1Font;

public class FocMSWordFontProperties {

    private PDPageContentStream contentStream = null;
    private PDType1Font font = null;
    private int fontSize = 0;
    private String content = null;

    public FocMSWordFontProperties() {
    }

    public void dispose() {
        contentStream = null;
        font = null;
    }

    private int[] possibleWrapPoints(String value) {
        String text = value.trim();
        String[] split = text.split("(?<=\\W)");
        int[] ret = new int[split.length];
        ret[0] = split[0].length();
        for (int i = 1; i < split.length; i++) {
            ret[i] = ret[i - 1] + split[i].length();
        }
        return ret;
    }

    public int getFontHeight(PDPageContentStream contentStream, PDType1Font font, int fontSize, String content)
            throws IOException {
        int start = 0;
        int end = 0;
        int stringHeight = 10;
        if (content != null && !content.isEmpty()) {
            for (int i : possibleWrapPoints(content)) {
                float width = font.getStringWidth(content.substring(start, i)) / 1000 * fontSize;
                if (start < end/* && width > paragraphWidth*/) {
                    contentStream.moveTextPositionByAmount(10, stringHeight);
                    contentStream.drawString(toString().trim().substring(start, end));
                    stringHeight += font.getFontDescriptor().getFontBoundingBox().getHeight() / 1000 * fontSize;
                    start = end;
                }
                end = i;
            }
        }
        return stringHeight;
    }

    public int getFontWidth(PDPageContentStream contentStream, PDType1Font font, int fontSize, String content)
            throws IOException {
        int start = 0;
        int end = 0;
        int stringWidth = 10;
        if (content != null && !content.isEmpty()) {
            for (int i : possibleWrapPoints(content)) {
                float width = font.getStringWidth(content.substring(start, i)) / 1000 * fontSize;
                if (start < end/* && width > paragraphWidth*/) {
                    stringWidth += font.getStringWidth(content.substring(start, i)) / 1000 * fontSize;
                    start = end;
                }
                end = i;
            }
        }
        return stringWidth;
    }

    public PDPageContentStream getContentStream() {
        return contentStream;
    }

    public void setContentStream(PDPageContentStream contentStream) {
        this.contentStream = contentStream;
    }

    public PDType1Font getFont() {
        return font;
    }

    public void setFont(PDType1Font font) {
        this.font = font;
    }

    public int getFontSize() {
        return fontSize;
    }

    public void setFontSize(int fontSize) {
        this.fontSize = fontSize;
    }

    public String getContent() {
        return content;
    }

    public void setContent(String content) {
        this.content = content;
    }
}