REPORT-65170【主题边框】悬浮元素的预览图，右下的边框线看不到

【问题原因】
换个方式实现主题单元格内边框样式的预览效果，之前使用setClip(null)的
问题较大，会将边框绘制到父组件的其他区域

【改动思路】
根据预览时Cell的位置计算边框的位置，使得边框可以在Cell区域内完整展示
出来，而不至于被裁剪

designer-base/src/main/java/com/fr/design/cell/CellRectangleStylePreviewPane.java

@@ -15,6 +15,7 @@ import java.awt.Dimension;
 import java.awt.Graphics;
 import java.awt.Graphics2D;
 import java.awt.GridLayout;
+import java.awt.Rectangle;
 import java.awt.RenderingHints;
 import java.awt.image.BufferedImage;
 
@@ -46,7 +47,7 @@ public class CellRectangleStylePreviewPane extends JPanel {
 
         for (int r = 0; r < ROW_COUNT; r++) {
             for (int c = 0; c < COLUMN_COUNT; c++) {
-                CellStylePreviewPane pane = new CellStylePreviewPane(false, false);
+                CellStylePreviewPane pane = new CellStylePreviewPane(c, r, COLUMN_COUNT, ROW_COUNT, false, false);
                 TemplateCellElement cellElement = DefaultThemedTemplateCellElementCase.createInstance(c, r);
                 int flags = CellBorderSourceFlag.INVALID_BORDER_SOURCE;
                 if (supportInnerBorder) {
@@ -136,6 +137,11 @@ public class CellRectangleStylePreviewPane extends JPanel {
         super.paint(g);
     }
 
+    @Override
+    public Rectangle getBounds() {
+        return super.getBounds();
+    }
+
     private void paintTransparentBackground(Graphics2D g2d, Style style) {
         float alpha = computeTransparentBackgroundAlpha(style);
 

designer-base/src/main/java/com/fr/design/cell/CellStylePreviewPane.java

@@ -18,7 +18,9 @@ import java.awt.Font;
 import java.awt.FontMetrics;
 import java.awt.Graphics;
 import java.awt.Graphics2D;
+import java.awt.Rectangle;
 import java.awt.RenderingHints;
+import java.awt.geom.AffineTransform;
 import java.awt.image.BufferedImage;
 import java.util.List;
 
@@ -36,10 +38,19 @@ public class CellStylePreviewPane extends JPanel {
     private String paintText = "Report";
     private Style style = Style.DEFAULT_STYLE;
 
+    private final int column;
+    private final int row;
+    private final int columnSpan;
+    private final int rowSpan;
+
     private final boolean autoClearCanvas;
     private final boolean paintingMosaic;
 
-    public CellStylePreviewPane(boolean autoClearCanvas, boolean paintingMosaic) {
+    public CellStylePreviewPane(int column, int row, int columnSpan, int rowSpan, boolean autoClearCanvas, boolean paintingMosaic) {
+        this.column = column;
+        this.row = row;
+        this.columnSpan = columnSpan;
+        this.rowSpan = rowSpan;
         this.autoClearCanvas  = autoClearCanvas;
         this.paintingMosaic = paintingMosaic;
         transparentBackgroundWidth = transparentBackgroundImage.getWidth(null);
@@ -133,8 +144,30 @@ public class CellStylePreviewPane extends JPanel {
 
         Style.paintContent(g2d, paintText, style, width, height, resolution);
 
-        g2d.setClip(null);
-        Style.paintBorder(g2d, style, width, height);
+        paintCellBorder(g2d, style);
+    }
+
+    protected void paintCellBorder(Graphics2D g2d, Style style) {
+        float adjustLeft = 0;
+        float adjustTop = 0;
+        float adjustRight = 0;
+        float adjustBottom = 0;
+        if (column == 0) {
+            adjustLeft = GraphHelper.getLineStyleSize(style.getBorderLeft()) / 2.0F;
+        }
+        if (row == 0) {
+            adjustTop = GraphHelper.getLineStyleSize(style.getBorderTop()) / 2.0F;
+        }
+        if (column == columnSpan - 1) {
+            adjustRight = -GraphHelper.getLineStyleSize(style.getBorderRight()) / 2.0F;
+        }
+        if (row == rowSpan - 1) {
+            adjustBottom = -GraphHelper.getLineStyleSize(style.getBorderBottom()) / 2.0F;
+        }
+
+        g2d.translate(adjustLeft, adjustTop);
+        Style.paintBorder(g2d, style, getWidth() - adjustLeft + adjustRight, getHeight() - adjustTop + adjustBottom);
+        g2d.translate(-adjustLeft, -adjustTop);
     }
 
     @Override

designer-realize/src/main/java/com/fr/design/report/ReportStylePane.java

@@ -79,7 +79,7 @@ public class ReportStylePane extends BasicPane {
 		setLayout(FRGUIPaneFactory.createBorderLayout());
 		setBorder(BorderFactory.createEmptyBorder(10, 10, 0, 10));
 
-		previewArea = new CellStylePreviewPane(true, true);
+		previewArea = new CellStylePreviewPane(0, 0, 1,1, true, true);
 		followingThemeButtonGroup = new UIButtonGroup<>(FOLLOWING_THEME_STRING_ARRAYS);
 		followingThemeButtonGroup.setAutoFireStateChanged(false);
 		customStylePane = new CustomFloatStyleSettingPane();