WU

fine-itext/src/com/fr/Container.java

@@ -0,0 +1,12 @@
+package com.fr;
+
+/**
+ * @author kerry
+ * @date 2018/8/20
+ */
+public interface Container {
+    String getHtmlContent(double lineStartY, double lineEndY);
+
+    float getHeight();
+
+}

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

@@ -242,7 +242,15 @@ public class ColumnText {
     protected ColumnText compositeColumn;
     
     protected LinkedList compositeElements;
-    
+
+    public LinkedList getCompositeElements() {
+        return compositeElements;
+    }
+
+    public void setCompositeElements(LinkedList compositeElements) {
+        this.compositeElements = compositeElements;
+    }
+
     protected int listIdx = 0;
     
     private boolean splittedRow;

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

@@ -0,0 +1,12 @@
+package com.fr.third.v2.lowagie.text.pdf;
+
+/**
+ * @author kerry
+ * @date 2018/8/10
+ */
+public interface PdfBlock {
+    float getHeight();
+    void calculateHeight();
+
+    String toHtmlString(double startY, double endY);
+}

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

@@ -298,7 +298,7 @@ public class PdfChunk {
      * @return the Unicode equivalent
      */    
     public int getUnicodeEquivalent(int c) {
-        return 0;
+        return c;
     }
 
     protected int getWord(String text, int start) {

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

@@ -1357,7 +1357,7 @@ public class PdfDocument extends Document {
      * @param ratio
      * @throws DocumentException on error
      */
-    void writeLineToContent(PdfLine line, PdfContentByte text, PdfContentByte graphics, Object currentValues[], float ratio)  throws DocumentException {
+    public void writeLineToContent(PdfLine line, PdfContentByte text, PdfContentByte graphics, Object currentValues[], float ratio)  throws DocumentException {
         PdfFont currentFont = (PdfFont)(currentValues[0]);
         float lastBaseFactor = ((Float)(currentValues[1])).floatValue();
         PdfChunk chunk;

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

@@ -255,7 +255,7 @@ public class PdfLine {
      * @return	a value
      */
     
-    float indentLeft() {
+    public float indentLeft() {
         if (isRTL) {
             switch (alignment) {
                 case Element.ALIGN_LEFT:
@@ -312,7 +312,7 @@ public class PdfLine {
      * @return	a value
      */
     
-    float widthLeft() {
+    public float widthLeft() {
         return width;
     }
     
@@ -460,7 +460,7 @@ public class PdfLine {
      * @return	an extra leading for images
      * @since	2.1.5
      */
-    float[] getMaxSize() {
+    public float[] getMaxSize() {
     	float normal_leading = 0;
     	float image_leading = -10000;
         PdfChunk chunk;
@@ -476,7 +476,7 @@ public class PdfLine {
         return new float[]{normal_leading, image_leading};
     }
     
-    boolean isRTL() {
+   public boolean isRTL() {
         return isRTL;
     }
     

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

@@ -51,6 +51,7 @@ package com.fr.third.v2.lowagie.text.pdf;
 
 import java.util.List;
 
+import com.fr.Container;
 import com.fr.third.v2.lowagie.text.Chunk;
 import com.fr.third.v2.lowagie.text.DocumentException;
 import com.fr.third.v2.lowagie.text.Element;
@@ -1010,4 +1011,14 @@ public class PdfPCell extends Rectangle {
 			height = getMinimumHeight();
 		return height;
 	}
+
+    private Container container;
+
+    public Container getContainer() {
+        return container;
+    }
+
+    public void addContent(Container container){
+        this.container = container;
+    }
 }

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

@@ -195,6 +195,23 @@ public class PdfPRow {
 		return maxHeight;
 	}
 
+	public float getMaxHeight2(){
+		float aMaxHeight = 0.0f;
+		for (int k = 0; k < cells.length; ++k) {
+			PdfPCell cell = cells[k];
+			float height = 0;
+			if (cell == null) {
+				continue;
+			}
+			else {
+				height = cell.getContainer().getHeight();
+				if ((height > aMaxHeight) && (cell.getRowspan() == 1))
+					aMaxHeight = height;
+			}
+		}
+		return aMaxHeight;
+	}
+
 	/**
 	 * Writes the border and background of one cell in the row.
 	 * 

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

@@ -71,7 +71,7 @@ import com.fr.third.v2.lowagie.text.pdf.events.PdfPTableEventForwarder;
  * @author Paulo Soares (psoares@consiste.pt)
  */
 
-public class PdfPTable implements LargeElement {
+public class PdfPTable implements LargeElement, PdfBlock {
     
     /**
      * The index of the original <CODE>PdfcontentByte</CODE>.
@@ -1559,4 +1559,42 @@ public class PdfPTable implements LargeElement {
 	public void setComplete(boolean complete) {
 		this.complete = complete;
 	}
+
+    @Override
+    public float getHeight() {
+        return getTotalHeight();
+    }
+
+    @Override
+    public void calculateHeight() {
+
+    }
+
+    @Override
+    public String toHtmlString(double startY, double endY) {
+        StringBuffer a = new StringBuffer();
+        float currentHeight = 0.0f;
+        a.append("<table>");
+        for(Object r : rows){
+            PdfPRow row = (PdfPRow) r;
+
+            if(currentHeight>=startY && currentHeight+ row.getMaxHeights() <= endY){
+                a.append("<tr>");
+                for(PdfPCell cell : row.getCells()){
+                    a.append(cell.getContainer().getHtmlContent(0, cell.getHeight()));
+                }
+                a.append("</tr>");
+            }
+            currentHeight+=row.getMaxHeights();
+//
+//            if(currentHeight <= y && currentHeight + row.getMaxHeights() >x){
+//
+//            }else{
+//                break;
+//            }
+        }
+        a.append("</table>");
+        return a.toString();
+    }
+
 }