LibWeb: Support reverse flex layout with space-around/space-between

We were not taking reverse flex directions into account when choosing the initial offset for flex item placement if justify-content were either space-around or space-between.
2025-07-27 04:07:45 +00:00 · 2023-05-28 15:39:21 +02:00 · 2023-05-28 15:39:21 +02:00 · 30feb95d53
commit 30feb95d53
parent d15ae9fa93
3 changed files with 103 additions and 1 deletions
--- a/Tests/LibWeb/Layout/expected/flex/reverse-flex-layout-with-space-between-and-space-around.txt
+++ b/Tests/LibWeb/Layout/expected/flex/reverse-flex-layout-with-space-between-and-space-around.txt
@ -0,0 +1,73 @@
+Viewport <#document> at (0,0) content-size 800x600 children: not-inline
+  BlockContainer <html> at (0,0) content-size 800x616 [BFC] children: not-inline
+    BlockContainer <body> at (8,8) content-size 784x600 children: not-inline
+      Box <div.outer.row> at (8,8) content-size 150x150 flex-container(row) [FFC] children: not-inline
+        BlockContainer <div.inner> at (12.619791,8) content-size 30.078125x150 flex-item [BFC] children: inline
+          line 0 width: 30.078125, height: 17.46875, bottom: 17.46875, baseline: 13.53125
+            frag 0 from TextNode start: 0, length: 4, rect: [12.619791,8 30.078125x17.46875]
+              "Well"
+          TextNode <#text>
+        BlockContainer <div.inner> at (51.9375,8) content-size 36.84375x150 flex-item [BFC] children: inline
+          line 0 width: 36.84375, height: 17.46875, bottom: 17.46875, baseline: 13.53125
+            frag 0 from TextNode start: 0, length: 5, rect: [51.9375,8 36.84375x17.46875]
+              "hello"
+          TextNode <#text>
+        BlockContainer <div.inner> at (98.020833,8) content-size 55.359375x150 flex-item [BFC] children: inline
+          line 0 width: 55.359375, height: 17.46875, bottom: 17.46875, baseline: 13.53125
+            frag 0 from TextNode start: 0, length: 7, rect: [98.020833,8 55.359375x17.46875]
+              "friends"
+          TextNode <#text>
+      BlockContainer <(anonymous)> at (8,158) content-size 784x0 children: inline
+        TextNode <#text>
+      Box <div.outer.row-reverse> at (8,158) content-size 150x150 flex-container(row-reverse) [FFC] children: not-inline
+        BlockContainer <div.inner> at (123.302083,158) content-size 30.078125x150 flex-item [BFC] children: inline
+          line 0 width: 30.078125, height: 17.46875, bottom: 17.46875, baseline: 13.53125
+            frag 0 from TextNode start: 0, length: 4, rect: [123.302083,158 30.078125x17.46875]
+              "Well"
+          TextNode <#text>
+        BlockContainer <div.inner> at (77.21875,158) content-size 36.84375x150 flex-item [BFC] children: inline
+          line 0 width: 36.84375, height: 17.46875, bottom: 17.46875, baseline: 13.53125
+            frag 0 from TextNode start: 0, length: 5, rect: [77.21875,158 36.84375x17.46875]
+              "hello"
+          TextNode <#text>
+        BlockContainer <div.inner> at (12.619791,158) content-size 55.359375x150 flex-item [BFC] children: inline
+          line 0 width: 55.359375, height: 17.46875, bottom: 17.46875, baseline: 13.53125
+            frag 0 from TextNode start: 0, length: 7, rect: [12.619791,158 55.359375x17.46875]
+              "friends"
+          TextNode <#text>
+      BlockContainer <(anonymous)> at (8,308) content-size 784x0 children: inline
+        TextNode <#text>
+      Box <div.outer.column> at (8,308) content-size 150x150 flex-container(column) [FFC] children: not-inline
+        BlockContainer <div.inner> at (8,324.265625) content-size 150x17.46875 flex-item [BFC] children: inline
+          line 0 width: 30.078125, height: 17.46875, bottom: 17.46875, baseline: 13.53125
+            frag 0 from TextNode start: 0, length: 4, rect: [8,324.265625 30.078125x17.46875]
+              "Well"
+          TextNode <#text>
+        BlockContainer <div.inner> at (8,374.265625) content-size 150x17.46875 flex-item [BFC] children: inline
+          line 0 width: 36.84375, height: 17.46875, bottom: 17.46875, baseline: 13.53125
+            frag 0 from TextNode start: 0, length: 5, rect: [8,374.265625 36.84375x17.46875]
+              "hello"
+          TextNode <#text>
+        BlockContainer <div.inner> at (8,424.265625) content-size 150x17.46875 flex-item [BFC] children: inline
+          line 0 width: 55.359375, height: 17.46875, bottom: 17.46875, baseline: 13.53125
+            frag 0 from TextNode start: 0, length: 7, rect: [8,424.265625 55.359375x17.46875]
+              "friends"
+          TextNode <#text>
+      BlockContainer <(anonymous)> at (8,458) content-size 784x0 children: inline
+        TextNode <#text>
+      Box <div.outer.column-reverse> at (8,458) content-size 150x150 flex-container(column-reverse) [FFC] children: not-inline
+        BlockContainer <div.inner> at (8,574.265625) content-size 150x17.46875 flex-item [BFC] children: inline
+          line 0 width: 30.078125, height: 17.46875, bottom: 17.46875, baseline: 13.53125
+            frag 0 from TextNode start: 0, length: 4, rect: [8,574.265625 30.078125x17.46875]
+              "Well"
+          TextNode <#text>
+        BlockContainer <div.inner> at (8,524.265625) content-size 150x17.46875 flex-item [BFC] children: inline
+          line 0 width: 36.84375, height: 17.46875, bottom: 17.46875, baseline: 13.53125
+            frag 0 from TextNode start: 0, length: 5, rect: [8,524.265625 36.84375x17.46875]
+              "hello"
+          TextNode <#text>
+        BlockContainer <div.inner> at (8,474.265625) content-size 150x17.46875 flex-item [BFC] children: inline
+          line 0 width: 55.359375, height: 17.46875, bottom: 17.46875, baseline: 13.53125
+            frag 0 from TextNode start: 0, length: 7, rect: [8,474.265625 55.359375x17.46875]
+              "friends"
+          TextNode <#text>