From aa0bfac88faa4da6bc817c8f5f349a68d81be11b Mon Sep 17 00:00:00 2001
From: Jaeyoung Lee <kkang090@gmail.com>
Date: Wed, 7 Aug 2024 17:27:30 +0900
Subject: [PATCH] =?UTF-8?q?=EA=B2=B9=EC=B3=90=EC=A7=80=EB=8A=94=20?=
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---
 src/util/qpolygon-utils.js | 58 +++++++++++++++++++++++++++++++++++++-
 1 file changed, 57 insertions(+), 1 deletion(-)

diff --git a/src/util/qpolygon-utils.js b/src/util/qpolygon-utils.js
index 0999660c..0e8029eb 100644
--- a/src/util/qpolygon-utils.js
+++ b/src/util/qpolygon-utils.js
@@ -1349,8 +1349,64 @@ const drawRoofRidge = (polygon) => {
   })
   //중복 제거
   polygon.ridges = polygon.ridges.filter((ridge, index, self) => index === self.findIndex((t) => t.x1 === ridge.x1 && t.y1 === ridge.y1))
-  // console.log('polygon.ridges', polygon.ridges)
+  polygon.innerLines = polygon.innerLines.filter((line, index, self) => index === self.findIndex((t) => t.x1 === line.x1 && t.y1 === line.y1))
+  //겹쳐지는 마루는 하나로 합침
+  polygon.ridges.forEach((ridge, index) => {
+    polygon.ridges
+      .filter((ridge2) => !(ridge.x1 === ridge2.x1 && ridge.y1 === ridge2.y1 && ridge.x2 === ridge2.x2 && ridge.y2 === ridge2.y2))
+      .forEach((ridge2) => {
+        let overlap = segmentsOverlap(ridge, ridge2)
+        if (overlap) {
+          let x1 = Math.min(ridge.x1, ridge2.x1, ridge.x2, ridge2.x2)
+          let x2 = Math.max(ridge.x1, ridge2.x1, ridge.x2, ridge2.x2)
+          let y1 = Math.min(ridge.y1, ridge2.y1, ridge.y2, ridge2.y2)
+          let y2 = Math.max(ridge.y1, ridge2.y1, ridge.y2, ridge2.y2)
+          const newRidge = new QLine([x1, y1, x2, y2], {
+            fontSize: polygon.fontSize,
+            stroke: 'blue',
+            strokeWidth: 1,
+          })
+          polygon.canvas.remove(ridge)
+          polygon.canvas.remove(ridge2)
+          polygon.ridges = polygon.ridges.filter((r) => !(ridge.x1 === r.x1 && ridge.y1 === r.y1 && ridge.x2 === r.x2 && ridge.y2 === r.y2))
+          polygon.ridges = polygon.ridges.filter((r) => !(ridge2.x1 === r.x1 && ridge2.y1 === r.y1 && ridge2.x2 === r.x2 && ridge2.y2 === r.y2))
+          polygon.innerLines = polygon.innerLines.filter((r) => !(ridge.x1 === r.x1 && ridge.y1 === r.y1 && ridge.x2 === r.x2 && ridge.y2 === r.y2))
+          polygon.innerLines = polygon.innerLines.filter(
+            (r) => !(ridge2.x1 === r.x1 && ridge2.y1 === r.y1 && ridge2.x2 === r.x2 && ridge2.y2 === r.y2),
+          )
+
+          polygon.canvas.add(newRidge)
+          polygon.ridges.push(newRidge)
+          polygon.innerLines.push(newRidge)
+        }
+      })
+  })
 }
+
+/**
+ * 두 선분이 겹치는지 확인
+ * @param line1
+ * @param line2
+ * @returns {boolean}
+ */
+const segmentsOverlap = (line1, line2) => {
+  if (line1.y1 === line1.y2 && line2.y1 === line2.y2 && line1.y1 === line2.y1) {
+    // console.log('가로방향 겹침 확인 ')
+    if ((line1.x1 <= line2.x1 && line1.x2 >= line2.x1) || (line1.x1 <= line2.x2 && line1.x2 >= line2.x2)) {
+      // console.log('가로방향 겹침')
+      return true
+    }
+  }
+  if (line1.x1 === line1.x2 && line2.x1 === line2.x2 && line1.x1 === line2.x1) {
+    // console.log('세로방향 겹침 확인')
+    if ((line1.y1 <= line2.y1 && line1.y2 >= line2.y1) || (line1.y1 <= line2.y2 && line1.y2 >= line2.y2)) {
+      // console.log('세로방향 겹침')
+      return true
+    }
+  }
+  return false
+}
+
 const drawHips = (polygon) => {
   /*
     마루에서 시작되는 hip을 먼저 그립니다.