diff --git a/designer-realize/src/main/java/com/fr/grid/GridRowUI.java b/designer-realize/src/main/java/com/fr/grid/GridRowUI.java
index 44f1fe8749..a0245a3d86 100644
--- a/designer-realize/src/main/java/com/fr/grid/GridRowUI.java
+++ b/designer-realize/src/main/java/com/fr/grid/GridRowUI.java
@@ -7,7 +7,7 @@ import java.awt.geom.Rectangle2D;
 import javax.swing.JComponent;
 import javax.swing.UIManager;
 import javax.swing.plaf.ComponentUI;
-
+import com.fr.stable.AssistUtils;
 import com.fr.base.BaseUtils;
 import com.fr.base.DynamicUnitList;
 import com.fr.base.GraphHelper;
@@ -106,7 +106,7 @@ public class GridRowUI extends ComponentUI {
             tmpHeight1 += tmpIncreaseHeight;
             tmpIncreaseHeight = rowHeightList.get(i).toPixD(resolution);
             // check these row wich height is zero.
-            tmpHeight2 = tmpIncreaseHeight == 0 ? tmpHeight1 + 1 : tmpHeight1 + tmpIncreaseHeight;
+            tmpHeight2 = AssistUtils.equals(tmpIncreaseHeight,0d) ? tmpHeight1 + 1 : tmpHeight1 + tmpIncreaseHeight;
             // check selection bound.
             Selection sel = reportPane.getSelection();
             int[] selectedRows = sel.getSelectedRows();
diff --git a/designer-realize/src/main/java/com/fr/grid/GridUI.java b/designer-realize/src/main/java/com/fr/grid/GridUI.java
index c7ea413687..0ccff309f6 100644
--- a/designer-realize/src/main/java/com/fr/grid/GridUI.java
+++ b/designer-realize/src/main/java/com/fr/grid/GridUI.java
@@ -47,6 +47,7 @@ import com.fr.stable.ColumnRow;
 import com.fr.stable.Constants;
 import com.fr.stable.script.CalculatorUtils;
 import com.fr.stable.unit.FU;
+import com.fr.stable.AssistUtils;
 import com.fr.third.antlr.ANTLRException;
 
 import javax.swing.JComponent;
@@ -617,10 +618,10 @@ public class GridUI extends ComponentUI {
                 tmpLine2D = (Line2D) paginateLineList.get(j);// 直接强制转换，因为List中肯定都是Line2D型的
                 for (int k = j + 1; k < paginateLineList.size(); k++) {
                     tmpLine2D2 = (Line2D) paginateLineList.get(k);
-                    if (tmpLine2D2.getX1() == tmpLine2D.getX1()
-                            && tmpLine2D2.getX2() == tmpLine2D.getX2()
-                            && tmpLine2D2.getY1() == tmpLine2D.getY1()
-                            && tmpLine2D2.getY2() == tmpLine2D.getY2()) {
+                    if (AssistUtils.equals(tmpLine2D2.getX1() ,tmpLine2D.getX1())
+                            && AssistUtils.equals(tmpLine2D2.getX2() , tmpLine2D.getX2())
+                            && AssistUtils.equals(tmpLine2D2.getY1() , tmpLine2D.getY1())
+                            && AssistUtils.equals(tmpLine2D2.getY2() , tmpLine2D.getY2())) {
                         paginateLineList.remove(k);
                     }
                 }