62 lines
1.7 KiB
C
62 lines
1.7 KiB
C
/**
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* Copyright (c) 2014-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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#pragma once
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#include "YGNode.h"
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#include "Yoga-internal.h"
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bool YGValueEqual(const YGValue a, const YGValue b);
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YGFlexDirection YGFlexDirectionCross(
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const YGFlexDirection flexDirection,
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const YGDirection direction);
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inline bool YGFlexDirectionIsRow(const YGFlexDirection flexDirection) {
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return flexDirection == YGFlexDirectionRow ||
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flexDirection == YGFlexDirectionRowReverse;
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}
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inline float YGResolveValue(const YGValue value, const float parentSize) {
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switch (value.unit) {
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case YGUnitUndefined:
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case YGUnitAuto:
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return YGUndefined;
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case YGUnitPoint:
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return value.value;
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case YGUnitPercent:
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return value.value * parentSize / 100.0f;
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}
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return YGUndefined;
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}
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inline bool YGFlexDirectionIsColumn(const YGFlexDirection flexDirection) {
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return flexDirection == YGFlexDirectionColumn ||
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flexDirection == YGFlexDirectionColumnReverse;
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}
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inline YGFlexDirection YGResolveFlexDirection(
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const YGFlexDirection flexDirection,
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const YGDirection direction) {
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if (direction == YGDirectionRTL) {
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if (flexDirection == YGFlexDirectionRow) {
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return YGFlexDirectionRowReverse;
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} else if (flexDirection == YGFlexDirectionRowReverse) {
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return YGFlexDirectionRow;
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}
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}
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return flexDirection;
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}
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static inline float YGResolveValueMargin(
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const YGValue value,
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const float parentSize) {
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return value.unit == YGUnitAuto ? 0 : YGResolveValue(value, parentSize);
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}
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