Initial import

git-svn-id: svn://svn.code.sf.net/p/writer2latex/code/trunk@5 f0f2a975-2e09-46c8-9428-3b39399b9f3c

source/java/writer2latex/xhtml/StyleWithPropertiesConverterHelper.java

@@ -0,0 +1,144 @@
+/************************************************************************
+ *
+ *  StyleWithPropertiesConverterHelper.java
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License version 2.1, as published by the Free Software Foundation.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public
+ *  License along with this library; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ *  MA  02111-1307  USA
+ *
+ *  Copyright: 2002-2008 by Henrik Just
+ *
+ *  All Rights Reserved.
+ * 
+ *  Version 1.0 (2008-11-22)
+ *
+ */
+
+package writer2latex.xhtml;
+
+import java.util.Enumeration;
+//import java.util.Hashtable;
+
+//import writer2latex.latex.util.Info;
+import writer2latex.office.OfficeReader;
+import writer2latex.office.StyleWithProperties;
+import writer2latex.util.CSVList;
+//import writer2latex.util.ExportNameCollection;
+
+/**
+ * <p>This is an abstract class to convert an OpenDocument style family
+ * represented by <code>StyleWithProperties</code> to CSS2 styles.</p>
+ */
+public abstract class StyleWithPropertiesConverterHelper
+    extends StyleConverterHelper {
+
+    /** Create a new <code>StyleWithPropertiesConverterHelper</code>
+     *  @param ofr an <code>OfficeReader</code> to read style information from
+     *  @param config the configuration to use
+     *  @param converter the main <code>Converter</code> class
+     *  @param nType the type of xhtml to use
+     */
+    public StyleWithPropertiesConverterHelper(OfficeReader ofr, XhtmlConfig config,
+        Converter converter, int nType) {
+        super(ofr,config,converter,nType);
+    }
+
+    /** Apply a style, either by converting the style or by applying the
+     *  style map from the configuarion
+     *  @param sStyleName name of the OpenDocument style
+     *  @param info the <code>StyleInfo</code> object to add information to
+     */
+    public void applyStyle(String sStyleName, StyleInfo info) {
+        StyleWithProperties style = (StyleWithProperties) getStyles().getStyle(sStyleName);
+        info.sTagName = getDefaultTagName(style);
+        if (style!=null) {
+            applyLang(style,info);
+            applyDirection(style,info);
+            if (style.isAutomatic()) {
+                // Apply parent style + hard formatting
+                applyStyle(style.getParentName(),info);
+                if (bConvertHard) { applyProperties(style,info.props,false); }
+            }
+            else {
+                String sDisplayName = style.getDisplayName();
+                if (styleMap.contains(sDisplayName)) {
+                    // Apply attributes as specified in style map from user
+                    info.sTagName = styleMap.getElement(sDisplayName);
+                    if (!"(none)".equals(styleMap.getCss(sDisplayName))) {
+                        info.sClass = styleMap.getCss(sDisplayName);
+                    }
+                }
+                else {
+                    // Generate class name from display name
+                    info.sClass = getClassNamePrefix()
+                                  + styleNames.getExportName(sDisplayName);
+                }
+            }
+        }
+    }
+	
+    /** Convert style information for used styles
+     *  @param sIndent a String of spaces to add before each line
+     */
+    public String getStyleDeclarations(String sIndent) {
+        if (bConvertStyles) {
+            StringBuffer buf = new StringBuffer();
+            Enumeration names = styleNames.keys();
+            while (names.hasMoreElements()) {
+                String sDisplayName = (String) names.nextElement();
+                StyleWithProperties style = (StyleWithProperties)
+                    getStyles().getStyleByDisplayName(sDisplayName);
+                if (!style.isAutomatic()) {
+                    CSVList props = new CSVList(";");
+                    applyProperties(style,props,true);
+                    buf.append(sIndent);
+                    buf.append(getDefaultTagName(null));
+                    buf.append(".");
+                    buf.append(getClassNamePrefix());
+                    buf.append(styleNames.getExportName(sDisplayName));
+                    buf.append(" {");
+                    buf.append(props.toString());
+                    buf.append("}\n");
+                    // TODO: Create a method "getStyleDeclarationsInner"
+                    // to be used by eg. FrameStyleConverter
+                }
+            }
+            return buf.toString();
+        }
+        else {
+            return "";
+        }
+    }
+	
+    /** Return a prefix to be used in generated css class names
+     *  @return the prefix
+     */
+    public String getClassNamePrefix() { return ""; }
+
+    /** Create default tag name to represent a specific style, e.g.
+     *  <code>span</code> (text style) or <code>ul</code> (unordered list)
+     *  @param style to use
+     *  @return the tag name. If the style is null, a default result should be
+     *  returned.
+     */
+    public abstract String getDefaultTagName(StyleWithProperties style);
+	
+    /** Convert formatting properties for a specific style.
+     *  @param style the style to convert
+     *  @param props the <code>CSVList</code> object to add information to
+     *  @param bInherit true if properties should be inherited from parent style(s)
+     */
+    public abstract void applyProperties(StyleWithProperties style, CSVList props, boolean bInherit);
+	
+
+}