Merge pull request #385 from meiMingle/feature_right_to_left

Right to left Worksheet

Author: ochedru

README.md

@@ -230,6 +230,17 @@ IntStream.rangeClosed(3,5).forEach(ws::hideRow);
 IntStream.rangeClosed(3,5).forEach(ws::hideColumn);
 ```
 
+Hide grid lines
+```java
+ws.hideGridLines();
+```
+
+Display the worksheet from right to left
+```java
+ws.rightToLeft();
+```
+
+
 Group rows or colums
 
 ```java

fastexcel-writer/src/main/java/org/dhatim/fastexcel/Worksheet.java

@@ -137,6 +137,11 @@ public class Worksheet implements Closeable {
      * Whether grid lines are displayed
      */
     private boolean showGridLines = true;
+
+    /**
+     * Display the worksheet from right to left
+     */
+    private boolean rightToLeft = false;
     /**
      * Sheet view zoom percentage
      */
@@ -1017,6 +1022,9 @@ public void flush() throws IOException {
             if (!showGridLines) {
                 writer.append(" showGridLines=\"false\"");
             }
+            if (rightToLeft) {
+                writer.append(" rightToLeft=\"true\"");
+            }
             if (zoomScale != 100) {
                 writer.append(" zoomScale=\"").append(zoomScale).append("\"");
             }
@@ -1156,6 +1164,13 @@ public void hideGridLines() {
         this.showGridLines = false;
     }
 
+    /**
+     * Display the worksheet from right to left
+     */
+    public void rightToLeft() {
+        this.rightToLeft = true;
+    }
+
     /**
      * Set sheet view zoom level in percent. Default is 100 (100%).
      * @param zoomPercent - zoom level from 10 to 400

fastexcel-writer/src/test/java/org/dhatim/fastexcel/CorrectnessTest.java

@@ -539,6 +539,20 @@ void testForIssue261() throws Exception {
         //}
     }
 
+    @Test
+    void testForIssue63() throws Exception {
+        // try (FileOutputStream fileOutputStream = new FileOutputStream("D://right_to_left.xlsx")) {
+        byte[] bytes = writeWorkbook(wb -> {
+            Worksheet ws1 = wb.newWorksheet("Worksheet 1");
+            Worksheet ws2 = wb.newWorksheet("Worksheet 2");
+            ws1.rightToLeft();
+            ws1.value(0,0,"Hello");
+            ws1.value(0,1,"World");
+        });
+        // fileOutputStream.write(bytes);
+        // }
+    }
+
     @Test
     void testForIssue259() throws Exception {
         //try (FileOutputStream fileOutputStream = new FileOutputStream("D://group_cols_test.xlsx")) {