58 lines
1.4 KiB
C++
58 lines
1.4 KiB
C++
/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#pragma once
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#include <react/renderer/graphics/Float.h>
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#include <react/renderer/graphics/Point.h>
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#include <react/renderer/graphics/Rect.h>
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#include <react/renderer/graphics/Size.h>
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#ifdef RN_SERIALIZABLE_STATE
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#include <folly/dynamic.h>
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#endif
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namespace facebook::react {
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/*
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* State for <ScrollView> component.
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*/
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class ScrollViewState final {
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public:
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ScrollViewState(
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Point contentOffset,
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Rect contentBoundingRect,
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int scrollAwayPaddingTop);
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ScrollViewState() = default;
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Point contentOffset;
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Rect contentBoundingRect;
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int scrollAwayPaddingTop;
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/*
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* Returns size of scrollable area.
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*/
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Size getContentSize() const;
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#ifdef RN_SERIALIZABLE_STATE
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ScrollViewState(const ScrollViewState& previousState, folly::dynamic data)
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: contentOffset(
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{(Float)data["contentOffsetLeft"].getDouble(),
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(Float)data["contentOffsetTop"].getDouble()}),
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contentBoundingRect({}),
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scrollAwayPaddingTop((Float)data["scrollAwayPaddingTop"].getDouble()){};
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folly::dynamic getDynamic() const {
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return folly::dynamic::object("contentOffsetLeft", contentOffset.x)(
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"contentOffsetTop", contentOffset.y)(
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"scrollAwayPaddingTop", scrollAwayPaddingTop);
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};
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#endif
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};
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} // namespace facebook::react
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