- added custom theme for asciidoc book (#2327)

- changed AsciiDoc document
- added new things in pom

asciidoctor/pom.xml

@@ -35,7 +35,12 @@
                 <configuration>
                     <sourceDirectory>src/docs/asciidoc</sourceDirectory>
                     <outputDirectory>target/docs/asciidoc</outputDirectory>
+                    <attributes>
+                        <pdf-stylesdir>${project.basedir}/src/themes</pdf-stylesdir>
+                        <pdf-style>custom</pdf-style>
+                    </attributes>
                     <backend>pdf</backend>
+                    <doctype>book</doctype>
                 </configuration>
             </plugin>
         </plugins>

asciidoctor/src/docs/asciidoc/test.adoc

@@ -1,3 +1,13 @@
-== Introduction Section
+:icons: font
 
-Hi. I'm a simple test to see if this Maven build is working. If you see me in a nice PDF, then it means everything is [red]#working#.
+
+= Generating book with AsciiDoctorj
+Baeldung
+
+[abstract]
+This is the actual content.
+
+== First Section
+
+This is first section of the book where you can include some nice icons like icon:comment[].
+You can also create http://www.baeldung.com[links]

asciidoctor/src/themes/custom-theme.yml

@@ -0,0 +1,29 @@
+title_page:
+  align: left
+
+page:
+  layout: portrait
+  margin: [0.75in, 1in, 0.75in, 1in]
+  size: A4
+base:
+  font_color: #333333
+  line_height_length: 17
+  line_height: $base_line_height_length / $base_font_size
+link:
+  font_color: #009900
+
+header:
+  height: 0.5in
+  line_height: 1
+  recto_content:
+    center: '{document-title}'
+  verso_content:
+    center: '{document-title}'
+
+footer:
+  height: 0.5in
+  line_height: 1
+  recto_content:
+    right: '{chapter-title} | *{page-number}*'
+  verso_content:
+    left: '*{page-number}* | {chapter-title}'