Merge pull request #290 in CORE/base-third from ~HUGH.C/base-third:release/10.0 to release/10.0

* commit 'bdcd1df5f7acaf5e5a3733fb8e831d1d68a99c91':
  REPORT-22637 HTML的<table>标签,列宽其每列的最大值

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

@@ -68,6 +68,7 @@ public class IncTable {
     private ArrayList cols;
 
     private ArrayList<Float> rowHeights = new ArrayList<Float>();
+    private ArrayList<Float> relativeColWidths = new ArrayList<Float>();
     /** Creates a new instance of IncTable */
     public IncTable(HashMap props) {
         this.props.putAll(props);
@@ -104,32 +105,29 @@ public class IncTable {
             return new PdfPTable(1);
         int ncol = 0;
         ArrayList c0 = (ArrayList) rows.get(0);
-        ArrayList<Float> colWidths = new ArrayList<Float>();
-        float widthSum = 0;
+
         for (int k = 0; k < c0.size(); ++k) {
-            PdfPCell pCell =  ((PdfPCell)c0.get(k));
-            int cellCols = pCell.getColspan();
-            ncol += cellCols;
-            //不取 0 ，后面可能需要求比值
-            float styleWidth = pCell.getStyleWidth();
-            if(cellCols > 1){
-                float avgWidth = styleWidth / cellCols;
-                float width = 0 == avgWidth ? 1 : avgWidth;
-                widthSum = width * cellCols;
-                for(int a = 0; a < cellCols ; a++){
-                    colWidths.add(width);
-                }
-            }else {
-                float width = 0 == styleWidth ? 1 : styleWidth;
-                widthSum += width;
-                colWidths.add(width);
-            }
+            ncol += ((PdfPCell) c0.get(k)).getColspan();
         }
 
+        processColWidth(ncol);
+
         PdfPTable table = new PdfPTable(ncol);
         try {
             TableProperties tableProperties = parseTableProperties();
             table.setTableProperties(tableProperties);
+
+            //相对宽度
+            float[] floats = new float[relativeColWidths.size()];
+            for (int a = 0; a < relativeColWidths.size(); a++) {
+                floats[a] = relativeColWidths.get(a);
+            }
+            try {
+                table.setWidths(floats);
+            } catch (Exception e) {
+                e.printStackTrace();
+            }
+
             String width = (String)props.get("width");
             if (width == null)
                 table.setWidthPercentage(100);
@@ -138,18 +136,7 @@ public class IncTable {
                     table.setWidthPercentage(CSSUtils.parseFloat(width));
                 else {
                     //解析单元格宽度
-                    float totalWidth = CSSUtils.parseFloat(width);
-                    float[] floats = new float[colWidths.size()];
-                    for (int a = 0; a < colWidths.size(); a++) {
-                        floats[a] = totalWidth * colWidths.get(a) / widthSum;
-                    }
-                    //解析px数值
-                    table.setTotalWidth(totalWidth);
-                    try {
-                        table.setWidths(floats);
-                    }catch (Exception e){
-                        e.printStackTrace();
-                    }
+                    table.setTotalWidth(CSSUtils.parseFloat(width));
                     table.setLockedWidth(true);
                 }
             }
@@ -161,14 +148,60 @@ public class IncTable {
             }
 
             processRowHeight(table);
-
-
         }catch (Exception e){
             e.printStackTrace();
         }
         return table;
     }
 
+    /**
+     * 调整列宽，每列取最大值
+     *
+     * @param colCount 列数
+     */
+    private void processColWidth(int colCount) {
+        if (null == rows || 0 == rows.size()) {
+            return;
+        }
+        //初始化一下
+        for (int i = 0; i < colCount; i++) {
+            relativeColWidths.add(0f);
+        }
+        for (int rowIndex = 0; rowIndex < rows.size(); rowIndex++) {
+            ArrayList cols = (ArrayList) rows.get(rowIndex);
+            for (int colIndex = 0; colIndex < cols.size(); colIndex++) {
+                PdfPCell pCell = ((PdfPCell) cols.get(colIndex));
+                int cellCols = pCell.getColspan();
+                float avgWidth = pCell.getStyleWidth() / cellCols;
+                for (int i = 0; i < cellCols && colIndex + i < colCount; i++) {
+                    if (relativeColWidths.get(i) < avgWidth) {
+                        relativeColWidths.set(colIndex + i, avgWidth);
+                    }
+                }
+            }
+        }
+        dealRelativeColWidthsWhenAllAreZero(relativeColWidths);
+    }
+
+    /**
+     * 全部为0,则全部赋值1
+     *
+     * @param relativeColWidths 相对宽度
+     */
+    private void dealRelativeColWidthsWhenAllAreZero(ArrayList<Float> relativeColWidths) {
+        if (0 == relativeColWidths.size()) {
+            return;
+        }
+        for (int i = 0; i < relativeColWidths.size(); i++) {
+            if (0 != relativeColWidths.get(i)) {
+                return;
+            }
+        }
+        for (int i = 0; i < relativeColWidths.size(); i++) {
+            relativeColWidths.set(i, 1f);
+        }
+    }
+
     public void processRowHeight(PdfPTable table) {
         Float height = CSSUtils.parseFloat((String) props.get("height"));
         Float eachHeight = height / table.getRows().size();