1 files changed, 127 insertions, 0 deletions
diff --git a/src/main/java/com/lowagie/text/html/simpleparser/ChainedProperties.java b/src/main/java/com/lowagie/text/html/simpleparser/ChainedProperties.java
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+++ b/src/main/java/com/lowagie/text/html/simpleparser/ChainedProperties.java
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+/*
+ * Copyright 2004 Paulo Soares
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (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.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
+ * provisions of LGPL are applicable instead of those above.  If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+
+package com.lowagie.text.html.simpleparser;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+
+public class ChainedProperties {
+    
+    public final static int fontSizes[] = {8, 10, 12, 14, 18, 24, 36};
+    public ArrayList chain = new ArrayList();
+    
+    /** Creates a new instance of ChainedProperties */
+    public ChainedProperties() {
+    }
+    
+    public String getProperty(String key) {
+        for (int k = chain.size() - 1; k >= 0; --k) {
+            Object obj[] = (Object[])chain.get(k);
+            HashMap prop = (HashMap)obj[1];
+            String ret = (String)prop.get(key);
+            if (ret != null)
+                return ret;
+        }
+        return null;
+    }
+    
+    public boolean hasProperty(String key) {
+        for (int k = chain.size() - 1; k >= 0; --k) {
+            Object obj[] = (Object[])chain.get(k);
+            HashMap prop = (HashMap)obj[1];
+            if (prop.containsKey(key))
+                return true;
+        }
+        return false;
+    }
+    
+    public void addToChain(String key, HashMap prop) {
+        // adjust the font size
+        String value = (String)prop.get("size");
+        if (value != null) {
+            if (value.endsWith("px")) {
+                prop.put("size", value.substring(0, value.length() - 2));
+            }
+            else {
+                int s = 0;
+                if (value.startsWith("+") || value.startsWith("-")) {
+                    String old = getProperty("basefontsize");
+                    if (old == null)
+                        old = "12";
+                    float f = Float.valueOf(old).floatValue();
+                    int c = (int)f;
+                    for (int k = fontSizes.length - 1; k >= 0; --k) {
+                        if (c >= fontSizes[k]) {
+                            s = k;
+                            break;
+                        }
+                    }
+                    int inc = Integer.parseInt(value.startsWith("+") ? value.substring(1) : value);
+                    s += inc;
+                }
+                else
+                    s = Integer.parseInt(value) - 1;
+                if (s < 0)
+                    s = 0;
+                else if (s >= fontSizes.length)
+                    s = fontSizes.length - 1;
+                prop.put("size", Integer.toString(fontSizes[s]));
+            }
+        }
+        chain.add(new Object[]{key, prop});
+    }
+    
+    public void removeChain(String key) {
+        for (int k = chain.size() - 1; k >= 0; --k) {
+            if (key.equals(((Object[])chain.get(k))[0])) {
+                chain.remove(k);
+                return;
+            }
+        }
+    }
+}