jiuyiUniapp/service/node_modules/react-native/ReactCommon/react/renderer/graphics/fromRawValueShared.h

69 lines
2.4 KiB
C++

/*
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#include <react/debug/react_native_expect.h>
#include <react/renderer/core/RawValue.h>
#include <react/renderer/graphics/Color.h>
#include <react/utils/ContextContainer.h>
#pragma once
namespace facebook::react {
using parsePlatformColorFn =
SharedColor (*)(const ContextContainer&, int32_t, const RawValue&);
inline void fromRawValueShared(
const ContextContainer& contextContainer,
int32_t surfaceId,
const RawValue& value,
SharedColor& result,
parsePlatformColorFn parsePlatformColor) {
ColorComponents colorComponents = {0, 0, 0, 0};
if (value.hasType<int>()) {
auto argb = (int64_t)value;
auto ratio = 255.f;
colorComponents.alpha = ((argb >> 24) & 0xFF) / ratio;
colorComponents.red = ((argb >> 16) & 0xFF) / ratio;
colorComponents.green = ((argb >> 8) & 0xFF) / ratio;
colorComponents.blue = (argb & 0xFF) / ratio;
result = colorFromComponents(colorComponents);
} else if (value.hasType<std::vector<float>>()) {
auto items = (std::vector<float>)value;
auto length = items.size();
react_native_expect(length == 3 || length == 4);
colorComponents.red = items.at(0);
colorComponents.green = items.at(1);
colorComponents.blue = items.at(2);
colorComponents.alpha = length == 4 ? items.at(3) : 1.0f;
result = colorFromComponents(colorComponents);
} else {
if (value.hasType<std::unordered_map<std::string, RawValue>>()) {
const auto& items = (std::unordered_map<std::string, RawValue>)value;
if (items.find("space") != items.end()) {
colorComponents.red = (float)items.at("r");
colorComponents.green = (float)items.at("g");
colorComponents.blue = (float)items.at("b");
colorComponents.alpha = (float)items.at("a");
colorComponents.colorSpace = getDefaultColorSpace();
std::string space = (std::string)items.at("space");
if (space == "display-p3") {
colorComponents.colorSpace = ColorSpace::DisplayP3;
} else if (space == "srgb") {
colorComponents.colorSpace = ColorSpace::sRGB;
}
result = colorFromComponents(colorComponents);
return;
}
}
result = parsePlatformColor(contextContainer, surfaceId, value);
}
}
} // namespace facebook::react