Valentin Shergin f2da2d1963 Fabric: Proxying LayoutConstraints::direction down to RootNode's styles
Summary:
Trivial.
We have to proxy layout directions as well as min and max sizes to RootNode's Props to properly communicate the constrains to Yoga.

Reviewed By: sahrens

Differential Revision: D10387798

fbshipit-source-id: a02ec0a20b3ef28f6230738e5b3a4a2b0b8e0961
2018-10-15 23:25:47 -07:00

45 lines
1.4 KiB
C++

/**
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#include "RootProps.h"
#include <fabric/components/view/YogaLayoutableShadowNode.h>
#include <fabric/components/view/conversions.h>
namespace facebook {
namespace react {
static YGStyle yogaStyleFromLayoutConstraints(
const LayoutConstraints &layoutConstraints) {
auto yogaStyle = YGStyle{};
yogaStyle.minDimensions[YGDimensionWidth] =
yogaStyleValueFromFloat(layoutConstraints.minimumSize.width);
yogaStyle.minDimensions[YGDimensionHeight] =
yogaStyleValueFromFloat(layoutConstraints.minimumSize.height);
yogaStyle.maxDimensions[YGDimensionWidth] =
yogaStyleValueFromFloat(layoutConstraints.maximumSize.width);
yogaStyle.maxDimensions[YGDimensionHeight] =
yogaStyleValueFromFloat(layoutConstraints.maximumSize.height);
yogaStyle.direction =
yogaDirectionFromLayoutDirection(layoutConstraints.layoutDirection);
return yogaStyle;
}
RootProps::RootProps(
const RootProps &sourceProps,
const LayoutConstraints &layoutConstraints,
const LayoutContext &layoutContext)
: ViewProps(yogaStyleFromLayoutConstraints(layoutConstraints)),
layoutConstraints(layoutConstraints),
layoutContext(layoutContext){};
} // namespace react
} // namespace facebook