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LibWeb: Implement rotation transform functions from css-transforms-2

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This commit is contained in:
Luke Wilde 2022-10-01 01:57:13 +01:00 committed by Andreas Kling
parent ddfe18783b
commit 0fdd924db2
Notes: sideshowbarker 2024-07-17 08:43:11 +09:00 
Author: https://github.com/Lubrsi
Commit: https://github.com/SerenityOS/serenity/commit/0fdd924db2
Pull-request: https://github.com/SerenityOS/serenity/pull/15408
2 changed files with 18 additions and 0 deletions
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9
Userland/Libraries/LibWeb/CSS/TransformFunctions.json
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@ -23,6 +23,15 @@
"rotate": {
"parameters": "<angle>"
},
"rotateX": {
"parameters": "<angle>"
},
"rotateY": {
"parameters": "<angle>"
},
"rotateZ": {
"parameters": "<angle>"
},
"skew": {
"parameters": "<angle>{1,2}"
},

9
Userland/Libraries/LibWeb/Painting/StackingContext.cpp
View file

@ -251,7 +251,16 @@ Gfx::FloatMatrix4x4 StackingContext::get_transformation_matrix(CSS::Transformati
0, 0, 1, 0,
0, 0, 0, 1);
break;
case CSS::TransformFunction::RotateX:
if (count == 1)
return Gfx::rotation_matrix({ 1.0f, 0.0f, 0.0f }, value(0));
break;
case CSS::TransformFunction::RotateY:
if (count == 1)
return Gfx::rotation_matrix({ 0.0f, 1.0f, 0.0f }, value(0));
break;
case CSS::TransformFunction::Rotate:
case CSS::TransformFunction::RotateZ:
if (count == 1)
return Gfx::rotation_matrix({ 0.0f, 0.0f, 1.0f }, value(0));
break;