Pull request #461: REPORT-33028 无插件PDF导出-HTML解析：块元素支持margin、padding 属性

Merge in CORE/base-third from ~HUGH.C/base-third:release/10.0 to release/10.0

* commit '4e834caf0f6c9c6a332caaae6556a2c9e5863333':
  REPORT-33028 review 改进
  REPORT-33028 无插件PDF导出-HTML解析：块元素支持margin、padding 属性

fine-itext/src/main/java/com/fr/third/v2/lowagie/text/html/Markup.java

@@ -53,7 +53,10 @@
 package com.fr.third.v2.lowagie.text.html;
 
 import java.awt.Color;
+import java.util.ArrayList;
+import java.util.List;
 import java.util.Properties;
+import java.util.StringTokenizer;
 
 /**
  * A class that contains all the possible tagnames and their attributes.
@@ -510,4 +513,47 @@ public class Markup {
 		return result.toString();
 	}
 
+	/**
+	 * 解析类似于 margin: 10px   5px   15px  20px，中的值
+	 * NESW:北东南西（上右下左）
+	 *
+	 * @param attr 如10px 5px 15px  20px
+	 * @return list: 按上左下右的顺序存放 ，要么四个方位的值都存在，要么都不存在（返回null）
+	 */
+	public static List<String> parseNESW(String attr) {
+		if (null == attr) {
+			return null;
+		}
+		List<String> list = new ArrayList<String>(4);
+		StringTokenizer st = new StringTokenizer(attr);
+		while (st.hasMoreElements()) {
+			list.add(st.nextToken());
+		}
+		switch (list.size()) {
+			case 1:
+				//如 margin:1px ，代表上下左右 的margin值都是 1px
+				for (int i = 0; i < 3; i++) {
+					list.add(list.get(0));
+				}
+				break;
+			case 2:
+				//如 margin:1px 2px ，代表上下方位的margin值为1px, 左右方位的margin值为 2px
+				list.add(list.get(0));
+				list.add(list.get(1));
+				break;
+			case 3:
+				//如 margin:1px 2px 3px ，代表上下方位的margin值分别为1px、3px, 左右方位的margin值为 2px
+				list.add(list.get(1));
+				break;
+			case 4:
+				//如 margin:1px 2px 3px 4px，就不用管了
+				break;
+			default:
+				//如 margin:1px 2px 3px 4px 5px，超了就违反了规则，在浏览器中该属性失效
+				list = null;
+				break;
+		}
+		return list;
+	}
+
 }

fine-itext/src/main/java/com/fr/third/v2/lowagie/text/html/simpleparser/FactoryProperties.java

@@ -53,6 +53,7 @@ package com.fr.third.v2.lowagie.text.html.simpleparser;
 import java.awt.Color;
 import java.util.HashMap;
 import java.util.Iterator;
+import java.util.List;
 import java.util.Properties;
 import java.util.StringTokenizer;
 import com.fr.third.v2.lowagie.text.Chunk;
@@ -143,18 +144,9 @@ public class FactoryProperties {
 		if (props.hasProperty("noexist-attrid")) {
 			p.setAttribute("noexist-attrid", props.getProperty("noexist-attrid"));
 		}
-		for(String margin : HtmlConstants.MARGIN){
-			if(props.hasPropertyInChain("div", margin)){
-				String ss = props.getPropertyFromChain("div", margin);
-				p.setAttribute(margin, ss);
-			}
-		}
-		for(String padding : HtmlConstants.PADDING){
-			if(props.hasPropertyInChain("div", padding)){
-				String ss = props.getPropertyFromChain("div", padding);
-				p.setAttribute(padding, ss);
-			}
-		}
+
+		parseMarginAttr( p,  props);
+		parsePaddingAttr( p,  props);
 
 		if(props.hasPropertyInChain("div", "text-indent")){
 			String ss = props.getPropertyFromChain("div", "text-indent");
@@ -190,6 +182,52 @@ public class FactoryProperties {
 		}
 	}
 
+	/**
+	 * 解析margin属性
+	 *
+	 * @param p
+	 * @param props
+	 */
+	private static void parseMarginAttr(Paragraph p, ChainedProperties props) {
+		if (props.hasPropertyInChain("div", Markup.CSS_KEY_MARGIN)) {
+			List<String> list = Markup.parseNESW(props.getPropertyFromChain("div", Markup.CSS_KEY_MARGIN));
+			if (null != list && 4 == list.size()) {
+				for (int i = 0; i < HtmlConstants.MARGIN.size() && i < list.size(); i++) {
+					p.setAttribute(HtmlConstants.MARGIN.get(i), list.get(i));
+				}
+			}
+		}
+		for (String margin : HtmlConstants.MARGIN) {
+			if (props.hasPropertyInChain("div", margin)) {
+				String ss = props.getPropertyFromChain("div", margin);
+				p.setAttribute(margin, ss);
+			}
+		}
+	}
+
+	/**
+	 * 解析padding属性
+	 *
+	 * @param p
+	 * @param props
+	 */
+	private static void parsePaddingAttr(Paragraph p, ChainedProperties props) {
+		if (props.hasPropertyInChain("div", Markup.CSS_KEY_PADDING)) {
+			List<String> list = Markup.parseNESW(props.getPropertyFromChain("div", Markup.CSS_KEY_PADDING));
+			if (null != list && 4 == list.size()) {
+				for (int i = 0; i < HtmlConstants.PADDING.size() && i < list.size(); i++) {
+					p.setAttribute(HtmlConstants.PADDING.get(i), list.get(i));
+				}
+			}
+		}
+		for (String padding : HtmlConstants.PADDING) {
+			if (props.hasPropertyInChain("div", padding)) {
+				String ss = props.getPropertyFromChain("div", padding);
+				p.setAttribute(padding, ss);
+			}
+		}
+	}
+
 	public static Paragraph createParagraph(ChainedProperties props) {
 		Paragraph p = new Paragraph();
 		createParagraph(p, props);

fine-itext/src/main/java/com/fr/third/v2/lowagie/text/html/simpleparser/HtmlConstants.java

@@ -33,13 +33,15 @@ public class HtmlConstants {
         INLINE_ELEMENTS.add(HtmlTags.I);
         INLINE_ELEMENTS.add(HtmlTags.U);
         INLINE_ELEMENTS.add(HtmlTags.EM);
-        PADDING.add(Markup.CSS_KEY_PADDINGLEFT);
-        PADDING.add(Markup.CSS_KEY_PADDINGRIGHT);
+
         PADDING.add(Markup.CSS_KEY_PADDINGTOP);
+        PADDING.add(Markup.CSS_KEY_PADDINGRIGHT);
         PADDING.add(Markup.CSS_KEY_PADDINGBOTTOM);
-        MARGIN.add(Markup.CSS_KEY_MARGINLEFT);
-        MARGIN.add(Markup.CSS_KEY_MARGINRIGHT);
+        PADDING.add(Markup.CSS_KEY_PADDINGLEFT);
+
         MARGIN.add(Markup.CSS_KEY_MARGINTOP);
+        MARGIN.add(Markup.CSS_KEY_MARGINRIGHT);
         MARGIN.add(Markup.CSS_KEY_MARGINBOTTOM);
+        MARGIN.add(Markup.CSS_KEY_MARGINLEFT);
     }
 }

fine-itext/src/main/java/com/fr/third/v2/lowagie/text/pdf/PdfChunk.java

@@ -872,6 +872,9 @@ public class PdfChunk {
         if (font.isUnderlined()) {
             s.append("text-decoration :underline;");
         }
+        if (font.isStrikethru()) {
+            s.append("text-decoration :line-through;");
+        }
     }
 
     public String javaColor2JSColorWithAlpha(Color var0) {