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/*
 *  ====================================================================
 *    Licensed to the Apache Software Foundation (ASF) under one or more
 *    contributor license agreements.  See the NOTICE file distributed with
 *    this work for additional information regarding copyright ownership.
 *    The ASF licenses this file to You 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 org.apache.poi.examples.xslf;

import java.awt.Color;
import java.awt.Rectangle;
import java.io.FileOutputStream;
import java.io.IOException;

import org.apache.poi.xslf.usermodel.XMLSlideShow;
import org.apache.poi.xslf.usermodel.XSLFSlide;
import org.apache.poi.xslf.usermodel.XSLFTextBox;
import org.apache.poi.xslf.usermodel.XSLFTextParagraph;
import org.apache.poi.xslf.usermodel.XSLFTextRun;

/**
 * Basic paragraph and text formatting
 */
public final class Tutorial2 {
    private Tutorial2() {}

    public static void main(String[] args) throws IOException{
        try (XMLSlideShow ppt = new XMLSlideShow()) {
            XSLFSlide slide1 = ppt.createSlide();
            XSLFTextBox shape1 = slide1.createTextBox();
            // initial height of the text box is 100 pt but
            Rectangle anchor = new Rectangle(10, 100, 300, 100);
            shape1.setAnchor(anchor);

            XSLFTextParagraph p1 = shape1.addNewTextParagraph();
            XSLFTextRun r1 = p1.addNewTextRun();
            r1.setText("Paragraph Formatting");
            r1.setFontSize(24d);
            r1.setFontColor(new Color(85, 142, 213));

            XSLFTextParagraph p2 = shape1.addNewTextParagraph();
            // If spaceBefore >= 0, then space is a percentage of normal line height.
            // If spaceBefore < 0, the absolute value of linespacing is the spacing in points
            p2.setSpaceBefore(-20d); // 20 pt from the previous paragraph
            p2.setSpaceAfter(300d); // 3 lines after the paragraph
            XSLFTextRun r2 = p2.addNewTextRun();
            r2.setText("Paragraph  properties apply to all text residing within the corresponding paragraph.");
            r2.setFontSize(16d);

            XSLFTextParagraph p3 = shape1.addNewTextParagraph();

            XSLFTextRun r3 = p3.addNewTextRun();
            r3.setText("Run Formatting");
            r3.setFontSize(24d);
            r3.setFontColor(new Color(85, 142, 213));

            XSLFTextParagraph p4 = shape1.addNewTextParagraph();
            p4.setSpaceBefore(-20d); // 20 pt from the previous paragraph
            p4.setSpaceAfter(300d); // 3 lines after the paragraph
            XSLFTextRun r4 = p4.addNewTextRun();
            r4.setFontSize(16d);
            r4.setText(
                    "Run level formatting is the most granular property level and allows " +
                            "for the specifying of all low level text properties. The text run is " +
                            "what all paragraphs are derived from and thus specifying various " +
                            "properties per run will allow for a diversely formatted text paragraph.");

            // resize the shape to fit text
            shape1.resizeToFitText();

            try (FileOutputStream out = new FileOutputStream("text.pptx")) {
                ppt.write(out);
            }
        }
    }
}