From 6621921d0dd5f2af4a9a6060bfd409b9254ddb0e Mon Sep 17 00:00:00 2001
From: Starryi <starryi@foxmail.com>
Date: Fri, 3 Dec 2021 14:37:52 +0800
Subject: [PATCH] =?UTF-8?q?REPORT-56014=20&=20REPORT-56015=20=E3=80=90?=
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【问题原因】
点九图小而组件大，且中间不可缩放的尺寸为0时，就会出现空白。从点九图的
使用机制上看无法避免上上述情况，需要在生成点九图的时候，强制中间缩放
区域的尺寸最小为1才行，即两条平行线之间的最小间距为1.

【改动思路】
同上
---
 .../gui/xpane/BorderLineAndImagePane.java       | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/designer-form/src/main/java/com/fr/design/gui/xpane/BorderLineAndImagePane.java b/designer-form/src/main/java/com/fr/design/gui/xpane/BorderLineAndImagePane.java
index 6e8cac0d8..1db2db2e2 100644
--- a/designer-form/src/main/java/com/fr/design/gui/xpane/BorderLineAndImagePane.java
+++ b/designer-form/src/main/java/com/fr/design/gui/xpane/BorderLineAndImagePane.java
@@ -503,6 +503,7 @@ public class BorderLineAndImagePane extends JPanel implements UIObserver {
         private int ninePointBottom = -1;
 
         private static final int MIN_NINE_POINT = 0;
+        private static final int MIN_GAP_PARALLEL_LINES = 1;
 
         private int imgWidth;
         private int imgHeight;
@@ -773,8 +774,8 @@ public class BorderLineAndImagePane extends JPanel implements UIObserver {
         private void onNinePointTopChanged(int value) {
             if (value < MIN_NINE_POINT) {
                 value = MIN_NINE_POINT;
-            } else if (value >= imgHeight - ninePointBottom) {
-                value = imgHeight - ninePointBottom - MIN_NINE_POINT;
+            } else if (value >= imgHeight - ninePointBottom - MIN_GAP_PARALLEL_LINES) {
+                value = imgHeight - ninePointBottom - MIN_GAP_PARALLEL_LINES;
             }
             this.ninePointTop = value;
             repaint();
@@ -783,8 +784,8 @@ public class BorderLineAndImagePane extends JPanel implements UIObserver {
         private void onNinePointBottomChanged(int value) {
             if (value < MIN_NINE_POINT) {
                 value = MIN_NINE_POINT;
-            } else if (value >= imgHeight - ninePointTop) {
-                value = imgHeight - ninePointTop - MIN_NINE_POINT;
+            } else if (value >= imgHeight - ninePointTop - MIN_GAP_PARALLEL_LINES) {
+                value = imgHeight - ninePointTop - MIN_GAP_PARALLEL_LINES;
             }
             this.ninePointBottom = value;
             repaint();
@@ -793,8 +794,8 @@ public class BorderLineAndImagePane extends JPanel implements UIObserver {
         private void onNinePointLeftChanged(int value) {
             if (value < MIN_NINE_POINT) {
                 value = MIN_NINE_POINT;
-            } else if (value >= imgWidth - ninePointRight) {
-                value = imgWidth - ninePointRight - MIN_NINE_POINT;
+            } else if (value >= imgWidth - ninePointRight - MIN_GAP_PARALLEL_LINES) {
+                value = imgWidth - ninePointRight - MIN_GAP_PARALLEL_LINES;
             }
             this.ninePointLeft = value;
             repaint();
@@ -803,8 +804,8 @@ public class BorderLineAndImagePane extends JPanel implements UIObserver {
         private void onNinePointRightChanged(int value) {
             if (value < MIN_NINE_POINT) {
                 value = MIN_NINE_POINT;
-            } else if (value >= imgWidth - ninePointLeft) {
-                value = imgWidth - ninePointLeft - MIN_NINE_POINT;
+            } else if (value >= imgWidth - ninePointLeft - MIN_GAP_PARALLEL_LINES) {
+                value = imgWidth - ninePointLeft - MIN_GAP_PARALLEL_LINES;
             }
             this.ninePointRight = value;
             repaint();