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LibWeb: Add CSS logical property aliases for margin and padding sides

These just map to the LTR+TB defaults for now, as we don't yet resolve
any of the inputs to the logical property selection algorithm.
Andreas Kling 2 gadi atpakaļ
vecāks
revīzija
abd6380cce

+ 10 - 0
Tests/LibWeb/Layout/expected/block-and-inline/margin-padding-block-inline-start.txt

@@ -0,0 +1,10 @@
+Viewport <#document> at (0,0) content-size 800x600 children: not-inline
+  BlockContainer <html> at (1,1) content-size 798x99.46875 [BFC] children: not-inline
+    BlockContainer <body> at (10,10) content-size 500x81.46875 children: not-inline
+      BlockContainer <div.a> at (51,21) content-size 413x49.46875 children: not-inline
+        BlockContainer <div.b> at (92,32) content-size 326x17.46875 children: inline
+          line 0 width: 41.78125, height: 17.46875, bottom: 17.46875, baseline: 13.53125
+            frag 0 from TextNode start: 0, length: 5, rect: [93,32 39.78125x17.46875]
+              "Hello"
+          InlineNode <span>
+            TextNode <#text>

+ 29 - 0
Tests/LibWeb/Layout/input/block-and-inline/margin-padding-block-inline-start.html

@@ -0,0 +1,29 @@
+<!doctype html><style>
+* {
+    border: 1px solid black;
+}
+body {
+    width: 500px;
+}
+.a {
+    padding-top: 100px;
+    padding-block-start: 10px;
+    padding-bottom: 50px;
+    padding-block-end: 20px;
+    padding-left: 80px;
+    padding-inline-start: 40px;
+    padding-right: 90px;
+    padding-inline-end: 45px;
+}
+.b {
+    margin-top: 100px;
+    margin-block-start: 10px;
+    margin-bottom: 50px;
+    margin-block-end: 20px;
+    margin-left: 80px;
+    margin-inline-start: 40px;
+    margin-right: 90px;
+    margin-inline-end: 45px;
+
+}
+</style><div class="a"><div class="b"><span>Hello</span>

+ 64 - 0
Userland/Libraries/LibWeb/CSS/Properties.json

@@ -1265,6 +1265,22 @@
       "unitless-length"
       "unitless-length"
     ]
     ]
   },
   },
+  "margin-block-start": {
+    "logical-alias-for": [
+      "margin-top",
+      "margin-right",
+      "margin-bottom",
+      "margin-left"
+    ]
+  },
+  "margin-block-end": {
+    "logical-alias-for": [
+      "margin-top",
+      "margin-right",
+      "margin-bottom",
+      "margin-left"
+    ]
+  },
   "margin-bottom": {
   "margin-bottom": {
     "inherited": false,
     "inherited": false,
     "initial": "0",
     "initial": "0",
@@ -1279,6 +1295,22 @@
       "unitless-length"
       "unitless-length"
     ]
     ]
   },
   },
+  "margin-inline-start": {
+    "logical-alias-for": [
+      "margin-top",
+      "margin-right",
+      "margin-bottom",
+      "margin-left"
+    ]
+  },
+  "margin-inline-end": {
+    "logical-alias-for": [
+      "margin-top",
+      "margin-right",
+      "margin-bottom",
+      "margin-left"
+    ]
+  },
   "margin-left": {
   "margin-left": {
     "inherited": false,
     "inherited": false,
     "initial": "0",
     "initial": "0",
@@ -1503,6 +1535,22 @@
       "unitless-length"
       "unitless-length"
     ]
     ]
   },
   },
+  "padding-block-start": {
+    "logical-alias-for": [
+      "padding-top",
+      "padding-right",
+      "padding-bottom",
+      "padding-left"
+    ]
+  },
+  "padding-block-end": {
+    "logical-alias-for": [
+      "padding-top",
+      "padding-right",
+      "padding-bottom",
+      "padding-left"
+    ]
+  },
   "padding-bottom": {
   "padding-bottom": {
     "inherited": false,
     "inherited": false,
     "initial": "0",
     "initial": "0",
@@ -1514,6 +1562,22 @@
       "unitless-length"
       "unitless-length"
     ]
     ]
   },
   },
+  "padding-inline-start": {
+    "logical-alias-for": [
+      "padding-top",
+      "padding-right",
+      "padding-bottom",
+      "padding-left"
+    ]
+  },
+  "padding-inline-end": {
+    "logical-alias-for": [
+      "padding-top",
+      "padding-right",
+      "padding-bottom",
+      "padding-left"
+    ]
+  },
   "padding-left": {
   "padding-left": {
     "inherited": false,
     "inherited": false,
     "initial": "0",
     "initial": "0",

+ 28 - 0
Userland/Libraries/LibWeb/CSS/StyleComputer.cpp

@@ -283,6 +283,34 @@ static bool contains(Edge a, Edge b)
 
 
 static void set_property_expanding_shorthands(StyleProperties& style, CSS::PropertyID property_id, StyleValue const& value, DOM::Document& document, CSS::CSSStyleDeclaration const* declaration)
 static void set_property_expanding_shorthands(StyleProperties& style, CSS::PropertyID property_id, StyleValue const& value, DOM::Document& document, CSS::CSSStyleDeclaration const* declaration)
 {
 {
+    auto map_logical_property_to_real_property = [](PropertyID property_id) -> Optional<PropertyID> {
+        // FIXME: Honor writing-mode, direction and text-orientation.
+        switch (property_id) {
+        case PropertyID::MarginBlockStart:
+            return PropertyID::MarginTop;
+        case PropertyID::MarginBlockEnd:
+            return PropertyID::MarginBottom;
+        case PropertyID::MarginInlineStart:
+            return PropertyID::MarginLeft;
+        case PropertyID::MarginInlineEnd:
+            return PropertyID::MarginRight;
+        case PropertyID::PaddingBlockStart:
+            return PropertyID::PaddingTop;
+        case PropertyID::PaddingBlockEnd:
+            return PropertyID::PaddingBottom;
+        case PropertyID::PaddingInlineStart:
+            return PropertyID::PaddingLeft;
+        case PropertyID::PaddingInlineEnd:
+            return PropertyID::PaddingRight;
+        default:
+            return {};
+        }
+    };
+
+    auto real_property_id = map_logical_property_to_real_property(property_id);
+    if (real_property_id.has_value())
+        return set_property_expanding_shorthands(style, real_property_id.value(), value, document, declaration);
+
     if (value.is_composite()) {
     if (value.is_composite()) {
         auto& composite_value = value.as_composite();
         auto& composite_value = value.as_composite();
         auto& properties = composite_value.sub_properties();
         auto& properties = composite_value.sub_properties();