Bug 53453: Apply patch to add methods to set margins in sections of HWPF documents

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1649176 13f79535-47bb-0310-9956-ffa450edef68

src/scratchpad/src/org/apache/poi/hwpf/usermodel/Section.java

@@ -95,6 +95,66 @@ public final class Section extends Range
         return _props.getXaPage();
     }
 
+    /**
+     * Set the height of the bottom margin in twips. In the AbstractWordUtils class, a constant
+     * is defined that indicates how many twips there are per inch and it can be used in setting
+     * the margins width a little like this;
+     * 
+     * section.setMarginBottom( (int) 1.5 * AbstractWordUtils.TWIPS_PER_INCH );
+     *
+     * @param marginWidth A primitive int whose value will indciate how high the margin should
+     *                be - in twips.
+     */
+    public void setMarginBottom(int marginWidth)
+    {
+        this._props.setDyaBottom(marginWidth);
+    }
+
+    /**
+     * Set the width of the left hand margin in twips. In the AbstractWordUtils class, a constant
+     * is defined that indicates how many twips there are per inch and it can be used in setting
+     * the margins width a little like this;
+     * 
+     * section.setMarginLeft( (int) 1.5 * AbstractWordUtils.TWIPS_PER_INCH );
+     *
+     * @param marginWidth A primitive int whose value will indciate how high the margin should
+     *                be - in twips.
+     */
+    public void setMarginLeft(int marginWidth)
+    {
+        this._props.setDxaLeft(marginWidth);
+    }
+
+    /**
+     * Set the width of the right hand margin in twips. In the AbstractWordUtils class, a constant
+     * is defined that indicates how many twips there are per inch and it can be used in setting
+     * the margins width a little like this;
+     * 
+     * section.setMarginRight( (int) 1.5 * AbstractWordUtils.TWIPS_PER_INCH );
+     *
+     * @param marginWidth A primitive int whose value will indciate how high the margin should
+     *                be - in twips.
+     */
+    public void setMarginRight(int marginWidth)
+    {
+        this._props.setDxaRight(marginWidth);
+    }
+
+    /**
+     * Set the height of the top margin in twips. In the AbstractWordUtils class, a constant
+     * is defined that indicates how many twips there are per inch and it can be used in setting
+     * the margins width a little like this;
+     * 
+     * section.setMarginTop( (int) 1.5 * AbstractWordUtils.TWIPS_PER_INCH );
+     *
+     * @param marginWidth A primitive int whose value will indciate how high the margin should
+     *                be - in twips.
+     */
+    public void setMarginTop(int marginWidth)
+    {
+        this._props.setDyaTop(marginWidth);
+    }
+
     public boolean isColumnsEvenlySpaced()
     {
         return _props.getFEvenlySpaced();