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Utils.cpp
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79 lines (64 loc) · 1.93 KB
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/*
* 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 "Utils.h"
#include <stdexcept>
using namespace facebook;
YGFlexDirection YGFlexDirectionCross(const YGFlexDirection flexDirection,
const YGDirection direction) {
return YGFlexDirectionIsColumn(flexDirection)
? YGResolveFlexDirection(YGFlexDirectionRow, direction)
: YGFlexDirectionColumn;
}
float YGFloatMax(const float a, const float b) {
if (!yoga::isUndefined(a) && !yoga::isUndefined(b)) {
return fmaxf(a, b);
}
return yoga::isUndefined(a) ? b : a;
}
float YGFloatMin(const float a, const float b) {
if (!yoga::isUndefined(a) && !yoga::isUndefined(b)) {
return fminf(a, b);
}
return yoga::isUndefined(a) ? b : a;
}
bool YGValueEqual(const YGValue& a, const YGValue& b) {
if (a.unit != b.unit) {
return false;
}
if (a.unit == YGUnitUndefined ||
(yoga::isUndefined(a.value) && yoga::isUndefined(b.value))) {
return true;
}
return fabs(a.value - b.value) < 0.0001f;
}
bool YGFloatsEqual(const float a, const float b) {
if (!yoga::isUndefined(a) && !yoga::isUndefined(b)) {
return fabs(a - b) < 0.0001f;
}
return yoga::isUndefined(a) && yoga::isUndefined(b);
}
bool YGDoubleEqual(const double a, const double b) {
if (!yoga::isUndefined(a) && !yoga::isUndefined(b)) {
return fabs(a - b) < 0.0001f;
}
return yoga::isUndefined(a) && yoga::isUndefined(b);
}
float YGFloatSanitize(const float val) {
return yoga::isUndefined(val) ? 0 : val;
}
YGFloatOptional YGFloatOptionalMax(YGFloatOptional op1, YGFloatOptional op2) {
if (op1 >= op2) {
return op1;
}
if (op2 > op1) {
return op2;
}
return op1.isUndefined() ? op2 : op1;
}
void throwLogicalErrorWithMessage(const char* message) {
throw std::logic_error(message);
}